Power Management - Компэлcompel.ru/wordpress/wp-content/uploads/2012/06/Pow… · · 2012-06-22With High Voltage Startup Circuit Without High Voltage Startup Circuit •NCP1230

1 May 2012

Power Management

May 2012

2

agenda

• Power Conversion: AC-DC

• Power Conversion: DC-DC

• Linear Voltage Regulators

• Low Power Analog

3 May 2012

Power Conversion

AC-DC

4

We have parts for

all of these

Topologies

forward flyback

half-bridge

push-pull

full-bridge

2-transistor forward

5

Wide Portfolio of Controller Solutions

Output

Power

Relative

Performance

90W 150W 200W+

NCP1234/36 Fixed Freq. Flyback

NCP1380 Quasi Resonant Flyback

NCP1397 Resonant Half Bridge Controller

NCP1652A Flyback for single stage PFC

Incorporating PFC

Continuing to develop

higher performing

devices that reduce cost

and improve size and

efficiency

40W

NCP1250 6 pin Controller

6

• NCP1207

• NCP1308

• NCP1337/38

• NCP1377/78

• NCP1379/80

• NCP1200

• NCP1203

• NCP1218

• NCP1219

Critical Conduction Mode

Variable Frequency

Modulation (VFM)

AC-DC Controllers

• NCP1250/51

• NCP1252

• NCP1253

Fixed Frequency

PWM

Fixed Frequency

PWM

Off-Line Switching Power Supply Controllers

With High Voltage Startup Circuit Without High Voltage Startup Circuit

• NCP1230

• NCP1234

• NCP1236

• NCP1237/38

• NCP1246*

Resonant Mode

Controller

• NCP1392

• NCP1393

• NCP1395

• NCP1397

*NCP1246 used with NCP4354 to achieve <20 mW no load consumption

7

AC-DC Fixed Frequency Flyback Controller Evolution

2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 |

NCP1200

NCP1203

- w/o DSS

NCP1216

- Soft-Start

- Ramp Comp

NCP1217

- w/o DSS

1st Generation High

Voltage Controllers

Fe

atu

res a

nd

Effic

ien

cy

3rd Generation

Major Leap in Light

Load Efficiency

4th Generation

Improved No Load

Power Consumption

NCP1237

-Dual OCP

-AC OVP

NCP1238

- No Dual OCP

NCP1288

- No Dss

NCP1236

-No Dual OCP

NCP1234

- w/o Brown Out

NCP1250

-No HV

NCP1251

-Vcc OVP

2nd Generation

Advance Protection

Features

NCP1230 - PFC Stby

Industry first AC-DC

controllers with Direct

Connection to High Voltage

Line

-Timer Based Over Current

Protection

-Latch Fault Protection

-Frequency Foldback

-Brown Out Protection

-Overpower Compensation

-X2 Capacitor Discharge

-Low Consumption Off

Mode

NCP1246

NCP1244

- w/o Brown Out

NCP1219

NCP1271

- w/o DSS

NCP4354 - No Load

Detection

Dynamic Self Supply –

No need for Auxiliary

Winding

Introduction of Skip Mode

Leading the Industry Forward

8

0

50

100

150

200

250

300

350

Re

gulato

r Re

q.

Cu

rren

t "Be

st In class"

NC

P1246 /4353

NC

P1249 /4353

Po

we

r m

W

Regulator Req.

Current "Best In class"

NCP1246 /4353

NCP1249 /4353

No Load Standby Power

Regulatory

Requirements

300 mW

30 mW

10 mW – 16 mW

No

Load

No

Load

No

Load

Current

Best in class

Performance

ON Products

2012

NCP1246/4353

NCP1249/4353

Industrial ctm asked for

< 100 mW as min

Computing/Gaming asked

for < 20 mW

9

NCP1255Flyback for Adapters

Peak power Excursion

SOIC8

NCP1271Fixed Freq Flyback

HV Startup

SOIC7

SMPS AC-DC Controllers 50 W < PSU < 150 W

NCP1219Fixed Freq Flyback

NCP1271 w/ DSS

SOIC7


<100 mw Standby Adapter

SOIC7


NCP1234 with BO

SOIC7

NCP1246*Flyback for Adapters

<20 mW Standby

SOIC7

NCP1249*Flyback for Adapters

<10 mW Standby

SOIC9

Flyback

Production Development Planning Exploring

Power / Features

NCP1380QR for Adapters

LV with Valley Lockout

SOIC8

NCP12xxFlyback for Adapters

Digital PSS Control

SOIC7

NCP1398LLC Controller

Upgrade 1397

SOIC16 Resonant

NCP1397LLC Controller

Upgrade to 1396

SOIC-16

NCP11xxIsolated Flyback

1 Ohms / 5 A

TO Package

Market Application: AC

Adapters (Notebooks &

Printers), & Open Frame

PSU (DVDs & STBs).

Meeting EPA 2.0

Market Application: AC

Adapters (Notebooks &

Printers), & Open Frame

PSU (DVDs & STBs).

Exceeds EPA

requirements

**BEST IN CLASS**

<10 mW No Load

Standby. Peak Power

Compatibility. Good for

use with Adapters

(Notebooks & Printers),

| | | | | | | | | | | | | | | | | |

| 2010 | 2011 | 2012 | 2013 |

*Kit Item with

NCP4353/4 Provides

a Total Solution


NCP138x with HV

SOIC9

10

The NCP1234/6 are the next generation controllers optimized for challenging power supplies where high efficiency

across the entire load range is needed.

High-voltage current source

with built-in Brownout

Freq. reduction in light load

conditions and skip mode

Vcc OVP

Adjustable Over Power

Protection

Fewer components and

rugged design

Extremely low no-load

standby power

Simple option to alter

the max. peak current

set point at high line

AC adapters (notebooks and printers)

Open frame PSU (DVD, STB)

Others Features

Ordering & Package Information

Market & Applications

NCP1234/6 – High Voltage Fixed Frequency Controller

Latch-off input for severe fault conditions, allowing

direct connection of NTC

Timer-based protection: auto-recovery or latched

Built-in ramp compensation

Frequency jittering for a softened EMI signature across

entire load range

Vcc operation up to 30 V

Part Frequency Brownout OCP Fault Response

NCP1234AD65R2G 65 kHz No Latched

NCP1234BD65R2G 65 kHz No Auto-recovery

NCP1234AD100R2G 100 kHz No Latched

NCP1234BD100R2G 100 kHz No Auto-recovery

NCP1236AD65R2G 65 kHz Yes Latched

NCP1236BD65R2G 65 kHz Yes Auto-recovery

NCP1236AD100R2G 100 kHz Yes Latched

NCP1236BD100R2G 100 kHz Yes Auto-recovery

Unique Features Benefits

Value Proposition

Application Data

11

The NCP1246 is a fixed frequency, current mode controller that is specifically optimized to minimize power

consumption during no load and light load conditions. No load stand-by below 30 mW at high line

Active x-cap discharge

built-in to the device

Ability to enter a Power

Savings “Sleep State”,

providing hiccup mode of

the output voltage

Freq. reduction in light load

conditions and skip mode

Eliminates the need for

discharge resistors

saving power

Significantly reduces

power consumption in

no load conditions

High eff across line /

load range

AC adapters (notebooks and printers)

Open frame PSU (DVD, STB)

Others Features



NCP1246 – Fixed Frequency Controller for Low Standby

Latch-off input for severe fault conditions, allowing

direct connection of NTC

Timer-based protection: auto-recovery or latched

Built-in ramp compensation

Frequency jittering for a softened EMI signature across

entire load range

Vcc operation up to 28 V Part Frequency OCP Fault Response

NCP1246AD65R2G 65 kHz Latched

NCP1246BD65R2G 65 kHz Auto-recovery

NCP1246AD100R2G 100 kHz Latched

NCP1246BD100R2G 100 kHz Auto-recovery


Value Proposition

Application Data

12

• < 20 mW No Load • 65 W Output Power

Typical Layout Schematic with NCP1246 (Primary) and NCP435x (Secondary Side) Controllers

13

AC-DC Regulator Output Power Positioning

Gate oscillator regulator for Standby Power Supplies,

Power Meter, Mobile Phone Chargers, White goods

Current mode fixed frequency regulator for Standby Power

Supplies, Power Meter, Mobile Phone Chargers, White goods

Voltage mode regulator for CE applications,

Office Automation, AC Adapters

Current mode fixed frequency regulator

for Aux ATX – White Goods

Current mode fixed frequency regulator with low consumption

for Aux ATX, Flat TV, White Goods

NCP1000~2

NCP1027/8

NCP107x

NCP101x

NCP105x

Improved Standby Performance

25W 5W

Output

Power

14

NCP1250/NCP1251 - 6 pin Fixed Frequency Controller

The NCP1250/1 are fixed frequency, PWM controllers designed for <50 W adapters offered in a tiny, six pin package.

With frequency foldback and skip cycle, the NCP1250/1 ensures a high efficiency design across the entire load range.

65 kHz or 100kHz fixed

frequency with dither

Frequency Foldback with

Skip Mode

Over Power Protection

Vcc OVP (NCP1251)

Improved EMI performance

Improved light-load

efficiency

Improved protection

OVP Input for Improved

Robustness

100 ms Timer−Based Auto−Recovery Short−Circuit

Protection

Internal fixed 4ms soft-start

Less than 100mW Standby Power at High Line

ESP 2.0 Compliant

Low Power Open frame (DVD, STB)

Netbook & Notebook Adapters

Flat TV auxiliary supply



Other Features


Value Proposition

Application Data

15

Examples of NCP1250 designs

12V - 40W Demoboard

16

The NCP1072/5 products integrate an 11 Ohm, 700V MOSFET providing for a switching power supply capable of

delivering up to 15 watts of output power.

11 Ohm, 700 V FET

Frequency foldback and skip

mode

Internal HV Startup featuring

Dynamic Self Supply (DSS)

Ease of design

Improved efficiency at light

loads

Loss less startup sequence

NCP1072/75 – 11 Ohm 700V Integrated Switcher

Others Features


Auxiliary Supply

White Goods

E-Meters

1

2

3

4 5

8

7

Pin to Pin with NCP101x Family

Short circuit protection Independent of the aux. Winding

when the DSS is used

Ipeak 250 mA or 450 mA

Soft start: 1 ms

Internal switching frequency: 65, 100 and 130 kHz

Frequency jittering

Over Voltage Protection – Vcc pin



Value Proposition

Application Data

17

Key New Features

Frequency foldback with jittering

Improved light load efficiency

Improved EMI over the entire load range

Very low Icc in standby mode

No load: 300 uA

Input power: under 50 mW at 265 Vac, no load

Timer based overload protection and SCP

Provides more robust protection without worrying about the

coupling of the auxiliary winding

Vin AC Line detection

This function inhibits operation at low input voltage

Doesn’t require any additional external circuitry.

18

NCP107X – Frequency Foldback with Jittering

• As the load diminishes, IFB (opto-coupler current) increases,

which reduces frequency and the current sense setpoint.

• Frequency jittering is built-in even during foldback mode.

0

10

20

30

40

50

60

70

40 60 80 100 120

Fre

qu

en

cy (

kH

z)

IFB (µA)

0

100

200

300

400

500

600

40 60 80 100 120

Cu

rre

nt

se

t-p

oin

t (m

A)

IFB (µA)

NCP1075

NCP1072

Frequency Foldback Operation = Improved Light Load Efficiency

19

NCP107X – 12V/850mA Design example

Output voltage: 12 V, 5%

Nominal load current: 0.85 A

Input power less than 50 mW at 265 Vac, no load

Short-circuit protection with auto-recovery

Input power under 100 mW at Pout = 20 mW is a challenge!

C9

10 nF

D4

1N4148

R7

150k

C8

2.2 nF

D3

MUR160

D2

MBRS360T3

C1

220 nF

L1

2x15mH +

-

IN

B1

DF08M

T1_aux

R_L322

15

C2

47u

C10

47u

400V

35V

2

1 J3

R2

1.5k

IC1

SFH615A-2

1

2

3

4 5

8

7

Vcc

NC

Gnd

FB

Gnd

Gnd

Drain

IC3

NCP1075

400V 1W

T1

MA5597-AL

C6a

470 uF

C6b

470 uF

16V 16V

L2

10 uH

C7

470 uF

16V

IC2

NCP431

R3

1k

C4

100nF

R5

82.5k

R6

21.5kC5

2.2 nF

JP1

Un

ive

rsa

l In

pu

t

C3

100 nF

20

NCP1075 Typical Application (5W ~ 12W)

79%

80%

81%

82%

83%

84%

85%

86%

87%

25% 50% 75% 100%

Effi

cien

cy

Pout

100 Vac 115 Vac 230 Vac 264Vac

Standby (no load) Input Power

120 Vac: 37 mW

230 Vac: 60 mW DN05018/D

21

NCP107X – High efficiency over load range

High efficiency

79%

80%

81%

82%

83%

84%

85%

86%

87%

25% 50% 75% 100%

Effic

iency

Pout

100 Vac 115 Vac 230 Vac 264Vac

22

Regulators benchmark NCP101X NCP102X NCP107X NCP105X NCP100X

Current Current Current Gated Oscillator Voltage

Fixed Frequency Fixed Frequency Fixed Frequency Fixed Frequency Fixed Frequency

65, 100, 130kHz +-10% 65 kHz +-10%65 kHz +-10%

100, 130 kHz +- 10% on demand44, 100, 133kHz +-10% 100 kHz +-10%

Skip Mode Skip Mode Skip Mode Skip Mode Skip Mode

RDS(on) (Max value @

25°C)

NCP1010~1: 25W (typ)

NCP1012~4: 11W (typ)NCP1027/8: 5.6W (typ) NCP1072/5: 11W (typ)

NCP1050~2: 30W

NCP1053~5: 15W

NCP1000: 18W

NCP1001: 9W

NCP1002: 6W

Pk Current limit (typ.)

NCP1010: 100mA +-8%

NCP1011: 250mA +-8%

NCP1012: 250mA +-8%

NCP1013: 350mA +-8%

NCP1014: 450mA +-8%

NCP1027/8: 800mA +-10%NCP1072: 250mA +-8%

NCP1075: 450mA +-8%

NCP1050: 100mA +-7%

NCP1051: 200mA +-7%

NCP1052: 300mA +-7%

NCP1053: 400mA +-7%

NCP1054: 530mA +-7%

NCP1055: 680mA +-7%

NCP1000: 480mA +-12%

NCP1001: 960mA +-12%

NCP1002: 1430mA +-12%

Drain Voltage (ID(off) =

100 µA, Tj = 25°C))700V 700V 700V 700V 700V

√ √ (Indep. from Vcc) √ (Indep. from Vcc) √ NO

NO NO √ NO NO

NO √ (Adjustable) √ (Fixed) NO NO

√ NO √ √ NO

NO √ (Adjustable) √ (Fixed line enable level) NO NO

√ √ √

30V 30V 30V 20V 20V

7,5 to 8.5 V Typical 7.2 to 8.5 V Typical 6.4 to 8.4 V Typical 7,5 to 8.5 V Typical 7,5 to 8.5 V Typical

√ (when DSS is used)√ (55 ms delay off, 440

ms delay on)

√ (55 ms delay off, 440 ms delay

on)√ NO

1ms 1ms 1ms NO NO

√ √ √ √ √

150°C (Typ) 150°C (Typ) 150°C (Typ) 160°C (Typ) 140°C (Typ)

PDIP7 & SOT223 &

Gullwing

PDIP7

Gullwing on demandPDIP7 & SOT223 PDIP7 & SOT223 PDIP8

Now Now Now Now

Soft Start

Device

Current or Voltage Mode

Topology

Stand by Mode

Enable Capability

Brown-out

OVP

Frequency Foldback

Availability

Power Switch

Frequency Jittering

Dynamic Self Supply

UVLO

Packages

Minimum HV Start-up limit

Thermal shutdown

Short circuit protection Independant of the aux

winding

Ramp Compensation

23

Controllers Output Power Positioning

Part number Topology 0-25 W 25-50 W 50-75 W 75-150 W 150-250 W 250-500 W >500 W

NCP1200 Flyback

NCP1203 Flyback

NCP1216/16A Flyback & Forward

NCP1217/17A Flyback & Forward Forward

NCP1219 Flyback

NCP1230 Flyback

NCP1234/6 Flyback

NCP1237/38 Flyback

NCP1250/1 Flyback

NCP1252 Flyback & Forward Forward

NCP1271 Flyback

NCP1288 Flyback

NCP1205 Flyback

NCP1207A/B/NCP1308 Flyback

NCP1337/38 Flyback

NCP1377/77B/78 Flyback

NCP1379 Flyback

NCP1380 Flyback

NCP1381/82 Flyback

NCP1351 Flyback

NCP1392/93 Resonant

NCP1395 Resonant

NCP1396 Resonant

NCP1397 Resonant

Recommended Better fit exists Planning

Fixed Frequency Fixed ton - Var toff Quasi Resonant Resonant

Development

24

PFC Portfolio

Power Factor Controllers

Variable Frequency

Discontinuous

Mode

NCP1605

CCFF

NCP1611

NCP1612

Interleaved

PFC

NCP1631

CrM

NCP1607

NCP1608

Fixed Frequency

Continuous

Mode

NCP1654

Single Stage

PFC

NCP1652A

“Patent Pending” proprietary Current

Controlled Frequency Foldback (CCFF)

control scheme that combines energy savings

with safe handling of fault conditions

25

The NCP1611 is a robust feature-rich Current Control Frequency Fold back PFC controller optimized to achieve high

efficiency across a broad range of load while offering a complete suite of system level safety protection.

CrM w/current controlled

frequency foldback

Skip mode near zero

crossing

Bypass diode short

protection

Optimizes efficiency

across load range

Enhanced light load

efficiency

Robust safety

characteristics

Fast load transient behavior

Output over and under-voltage protection

Open feedback disable protection

OCL, UVLO, brown-out protection

Soft-Start for smooth start-up operation

High drive capability: -500 mA / +800 mA

Thermal shutdown

Flat TV

Computer Power Supplies

High Power Adapters

LED Lighting and Ballasts

NCP1611 - High Efficiency Compact PFC

Others Features

Ordering & Package Information Market & Applications

Brownout

Frequency Foldback/Skip

Control Interleaved

CS/ZCD

Device Package Option

NCP1611ADR2G SOIC-8 Latch

NCP1611BDR2G SOIC-8 Auto-Recovery


Value Proposition

Application Data

26

NCP161x Efficiency Performance

By adding a DC offset to the FFcontrol pin we can compare operation

in different modes

0.9V offset disables skip mode

2.5V offset forces the NCP1611 to operate in classic CRM mode

CCFF dramatically improves efficiency at light load over CRM

27

PFC – Output Power Positioning

Part number 25-75 W 75-150 W 150-250 W 250-500 W >500 W

NCP1601 NCP165X

NCP1605 NCP165X

NCP1605A NCP165X

NCP1606

NCP1607

NCP1608

NCP1611/2

NCP1631 NCP1606/7/8

NCP1650 NCP1653/54/55

NCP1651

NCP1652

NCP1653/A NCP1605/06/07

NCP1654 NCP1605/06/07

Recommended Develop. Planning Exploring

Continuous conduction Mode

Fixed Freq. Discontinous Conduction & Critical Conduction Modes

Critical Conduction Mode

Better fit exists

28

The NCP431 series of devices represents an upgrade to the industry standard TL431 by offering a significantly lower

minimum cathode current, 50µA typical, saving power consumption in the power supply

• Sink Current Capability of

50µA to 100 mA

• Programmable Output

Voltage to 36 V

• Low Dynamic Output

Impedance

• Wider range of features

delivers more diversity in

a greater range of

applications

• Equivalent Full−Range Temperature Coefficient of 50

ppm/ºC Typical

• Temperature Compensated for Operation over Full Rated

Operating Temperature Range

• Low Output Noise Voltage

• Pb−Free Packages are Available

• Voltage Adapters

• Switching Power Supply

• Precision Voltage Reference Charger

NCP431 - Low Cathode Current Programmable Precision Reference / Shunt Regulator

Others Features




Value Proposition

Application Data

29

The NCP4353 detects no load conditions and enters the primary controller into an ultra low frequency skip mode for

reduced standby consumption. It is designed for use with the NCP1246 to achieve <15mW no load power consumption.

• Detects no load to enter

power supply into an ultra

low frequency skip mode

• Only one opto coupler

required for feedback and

OFF control

• Increased no load

efficiency (<15mW)

• Fewer components

• Integrated TL431 feedback

• Vsupply up to 30 V

• Adjustable UVLO

• 1.25 V reference with 1% accuracy

• Icc < 100uA

• Notebook Adapters

• Ultra Slim Flat TV

NCP4353 - Secondary Side Controller for Low Standby Power

Others Features

Market & Applications Ordering & Package Information


Value Proposition

Application Data

30

Reference Designs

NCP1075

NCP431

NCP1027

NCP1251-STD

NCP431

NCP1251-UWR

NCP431

NCP1219

NCP431

NCP1075

NCP1027

NCP1251

NCP1251

NCP1219

• Integrated MOSFET • 10 W Flyback • DN05018/D

85 ~ 300 Vac Input

• Integrated MOSFET • 22W Forward • AN8489-D

90 ~ 270 Vac Input

• High Efficiency • 25 W Flyback • DN05012/D

90 ~ 267 Vac Input

• Ultra Wide Vin • 10 W Flyback • DN05017/D

70 ~ 520 Vac Input

• Simple Circuit • 6 W Buck • DN05014/D

60 ~ 300 Vac Input

Solutions to Meet Your Design Requirements

31

Tools & Support

32 May 2012

Power Conversion

DC-DC

33

Agenda

Reference designs overview

High Efficiency Solutions

Roadmap products

34

Reference Design – 2W Bias Supply

Device Application Input

Voltage

Output

Voltage

Output

Power

Topology

NCP1030

Power Module

48 V (36-72 V)

12 V

2 W

Flyback

NCP1030

Characteristic Min Typ Max Unit

Output Voltage 10.8 13.2 V

Output Current 0.017 0.17 A

Oscillator Frequency 250 275 300 kHz

Output Voltage Ripple 50 mV

Load Regulation 0.8 %

Output Power 2.0 W

1/16 Brick Award

Top-10 DC/DC

2007

35

Reference Design – 10A Regulator


Voltage

Output

Voltage

Output

Current

Topology

NCP3102

Base Station

9.6-14.4V (18V)

1.0 V

10 A

Buck

NCP3102


Output Voltage 1.0

Output Current 10 A

Oscillator Frequency 275 kHz


Load Regulation

Iout = 0.5 – 10A Vin = 18V 0.27 mV/A

55 x 50mm Physical Size

Award

Top-10 DC/DC

2008

NCP3101 – 6A

27 x 13mm Physical Size

36

Reference Design Dual Output 5A/8A


Voltage

Output

Voltage

Output

Current

Topology

NCP1034

Network Switch

38 V – 58 V

12 V 5 A Buck

NCP1034 5 V 8 A Buck

NCP1034


Output Voltage 5

Output Current 5 A


Output Voltage Ripple 16.5 20.5 mV

Load Regulation

Iout = 0.1 – 5 A Vin = 48V 0.34 mV/A

Line Regulation

Iout = 0.1A 0.004 %

Iout = 5A 0.011 %

NCP1034


Output Voltage 12 V

Output Current 8 A

Oscillator Frequency 200

Output Voltage Ripple 16.5 20.6 mV

Load Regulation

Iout = 0.1 – 5 A Vin = 48V .035 mV/A

Line Regulation

Iout = 0.1A .004 %

Iout = 5A .012 %

Award

Top-10 DC/DC

2009

37

High Efficiency Solutions

38

1

2

3

4

5

6

7

8

9

Io-M

ax (

A)

(Sw

itch

ers

' o

nly

)

Operating Voltage MAX (V)

12 24

Med-voltage Regulator - 3.0-40Vin / 1-5A / 52-350 kHz

High-voltage Controller (ext MOSFET) - 8.0-100Vin / 15A capable driver / 50-500 kHz

Low-voltage Regulator - 4.5-19Vin / 3-10A / 350-1000 kHz

Low-voltage Switching Regulator - 2.7-5.5Vin / 1A-3A / ~1MHz

10

5 40 100

Med-voltage Regulator & Controllers - 4.5-28Vin / 1-7A / 350-1000 kHz - 4.5-28Vin / 20A capable driver / 300-2400 kHz

DC-DC Power Supply Map

ON-Line Selection Tool

39

Example Architecture

+12V +/-10% +5.0V @ 3.4A

+3.3V @ 2.3A

+1.8V @ 1.2A

+1.2V @ 4A

+0.9V @ 3A

Features:

-High Efficiency

40

NCP3125 – 4A DC-DC Synchronous Regulator

The NCP3125 is an integrated wide input voltage high-output current synchronous PWM buck converter. The 4A

output in a standard SOIC-8 package makes the part ideal for high power density designs.

•Highly integrated 4A

solution

•Integrated FET (50mW HS

& 30mW LS)

•High Power Density ;

Reduced Board Space

•Highly Efficient System

(>90% max efficiency)

•350 / 600kHz Switching frequency

•Enable/Disable through the COMP pin

•Programmable current limit

•0.8V +/-1% accurate internal reference

• Computing: Power supply

• Industrial: Power supplies, Base Station, Broadband &

Optical Communication Infrastructure

• SOIC-8

• NCP3125ADR2G

•Tj from -40°C to 125°C

Others Features




Value Proposition

Application Data

Adjustable Current Limit

41

Demo Board NCP3125 PCB Device Input Voltage Output

Voltage

Output

Current

Topology I/O Isolation

Demo NCP3125 +5 or +12 VDC 3.3 VDC 4 A Synchronous

Buck NONE


Output Voltage 3.3 V

Output Current 3.0 4.0 A

Oscillator Frequency* 350 KHz


pk-pk

Load Regulation Iout = 0.02-3A) Vin= 6.2V NCP3125

Iout = 0.02-3A) Vin= 12.2V NCP3125

6.81

7.4

mV/A

PCB Layers 2

Dimensions 40L x 40W

42


+12V +/-20% +5.0V @ 2.5A

+3.3V @ 1.8A

+1.8V @ 6A

+1.2V @ 3A

+0.9V @ 1A

Features:

- Fsw @ 1MHz

- Light load efficiency

- High efficiency

43

NCP3170 – 3A Sync Regulator

The NCP3170 is a flexible synchronous PWM Switching Buck Regulator. The NCP3170 is capable of producing

output voltages as low as 0.8 V. The NCP3170 also incorporates PFM mode for light load efficiency.


Others Features

• 4.5 – 18 V input range

• PowerGood Output and

dedicated EN pin

• Integrated 90mΩ/25mΩ

MOSFETs

Value Proposition

• Wide input range

• Power Sequence

• High Efficiency

• PFM for light load efficiency

• Fixed 500 kHz and 1 MHz PWM Operation

• Pre-bias start-up capability

• Output voltage as low as 0.8V


Set-Top-Box

Computing Peripheral Voltage Regulators

Digital TV

General DC/DC Converters

Typical Application diagram & Package info

Ordering info & Support

Highly Efficiency

25mohm LS-FET

Light Load Efficiency

• SOIC-8

• NCP3170ADR2G / NCP3170BDR2G

•Tj from -40°C to 125°C

44

NCP3170 Efficiency

45

Demo Board / Design Note NCP3170 PCB Device Input Voltage Output

Voltage

Output

Current


Demo NCP3170 +12 VDC 1.2 VDC 3A Synchronous

Buck NONE

Reference Design – All the Information Required to Quickly Integrate

46


+5V +/-5% +5.0V @ 3A

+3.3V @ 2A

+1.8V @ 1A

+1.2V @ 3A

+0.9V @ 2.5A

Features:

- High Fsw

- Light load efficiency

47

NCP1597A – 2A Synchronous Regulator

The NCP1597A is a fixed frequency 1MHz synchronous buck regulator. Integrated HS/LS MOSFETs provide up to

2.0A of average current. Input voltage range for +5V applications.


Others Features

•Internal compensation

•PFM at Light Load

•Pre-bias start-up

Value Proposition

• Reduced external

components

• Increased efficiency

• Added protection

• Internal 1MHz oscillator

• Integrated 140mΩ/90Ω MOSFETs

• Enable pin



Game Consoles


Set-Top-Box




• DFN-6 3x3mm

• NCP1597AMNTWG

•Ta : -40°C up to 85°C

Integrated

HS & LS MOSFET

1MHz Fsw Enables

Small Components

48


+24V +/-10%

or

+12V +/-20%

+12V @ 6A

+5V @ 8A

+1.8V @ 2A

+2.5V @ 3A

+1.2V @ 3A

Features:

-HV input

-High Efficiency

49

NCP3020 – Synchronous Controller

The NCP3020 is a flexible synchronous PWM controller designed to operate from wide input supply voltage range.

The NCP3020 provides a 1.5 A gate drive and is capable of producing output voltages as low as 0.6 V.


Others Features

•Wide 4.5-28Vin

•1.5 A Drive Capability

•External current limit

adjustment

Value Proposition

• Ability to use with different

input sources

• Drive High Efficiency

FETs

• System design flexibility

for various currents

• External current limit adjustment

• Output voltage down to 0.6V

• Available in 300/600 KHz configuration

• Pulse-by-pulse current limiting


•Consumer Electronics: Set-Top-Box, ASIC, FPGA

•Computing: Power supply, Peripherals (Printer, Scanner,

Graphic card, …)

•Industrial: Power supplies, Process control, Home energy

and control, Security systems, …



• SOIC-8

• NCP3020: -40 to +85°C

Integrated

Boost Diode Integrated 7V Clamp

for MOSFETs

50

NCP3020 Performance

High Input Voltage / High Current / High Efficiency

PCB Device Input Voltage Output

Voltage

Output

Current


Demo 1 NCP3020 9-18V 1.20 V 10A Synchronous

Buck NONE

Demo 1 Characteristic Min Typ Max Unit

Output Voltage 1.20 V

Output Current 0 8 10 A


Output Voltage Ripple 50 mVpk

-pk

Efficiency 85 %

Load Regulation

(Vin = 9V, Iout = 0-10A)

(Vin = 18V, Iout = 0-10A)

0.99

0.78

mV/A

PCB Layers 2 – 1oz Cu

DC-DC Converter Dimensions 50mm x 30mm

51

4.5-28V

VCC BST

HSDR

VSW

LSDR

COMP

FB

Vout

CBST

Q2

LO

RISET

RFB1

CO

CIN

Cc1

RC

Cc2

GNDRFB2

NCP3155 –3.0A Synchronous Buck Regulator

The NCP3155 is a synchronous buck regulator designed for low voltage applications requiring high efficiency. The high

switching frequency (1MHz) enables the use of small filter components.


Others Features

•Wide 4.5 – 24 Vin

•Integrated FET (50mW HS

& 25mW LS)

Value Proposition

• Battery, +18V/+24V

adapter

• High efficiency

• Adjustable output voltages

• Output voltage down to 0.8V

• 1MHz Fsw (option for 500 kHz)

• Thermal shutdown protection


•Consumer Electronics: Set-Top-Box, DVD, LCD-TV…

•Automotive: After-market infotainment

•Computing: Power supply, Peripherals (Printer, Scanner,

Graphic card, …)

•Industrial: Power supplies, Process control



• SOIC-8

• NCP3155: -40 to +125°C Tj

1MHz Fsw Enables

Small Filter

Components

52

NCP3155 Performance

High Input Voltage / High Efficiency / High Power Density

PCB Device Input Voltage Output

Voltage

Output

Current


Demo NCP3155 24V 3.30 3A Synchronous

Buck NONE

Demo 1 Characteristic Min Typ Max Unit

Output Voltage 3.29 3.3 3.31 V

Output Current 3 A


Output Voltage Ripple 25 mVpk

-pk

Efficiency 88 %

Load Regulation

(Vin = 12V, Iout = 0-8A) 3.28 3.30 3.32 mV/A

PCB Layers 4 – 1oz Cu

DC-DC Converter Dimensions 25mm x 25mm

53

DC/DC Solutions - Regulators

Step-Down DC/DC (Integrated Switch)

Part Number Description Iout (A) Min Max Function Feature Package

NCP1595 1MHz 1.5A Regulator 1.5A 4.0 5.5 Sync Internal compensation DFN-6

NCP1596 1MHz 1.5A Regulator 1.5A 4.0 5.5 Non-Sync Internal compensation ; Light load efficiency DFN-6

NCP3120/1 Dual 2A 200-2MHz Regulator 2A/2A 4.5 13.2 Non-Sync Tracking & Sequencing ; 180° out-of-phase QFN-32

NCP1597 1MHz 2A Regulator 2A 4 5.5 Sync Light load efficiency ; Internal compensation DFN-6

NCP3127 350/600KHz 2A Regulator 2A 4.5 13.2 Sync High Efficiency SO-8

NCP5252 1MHz 2A Regulator 2A 4.5 13.2 Sync Light load efficiency ; Transient Response EnhancementQFN-16

NCP3121/2 Dual 3A 1M-2MHz Regulator 3A/3A 4.5 13.2 Non-Sync Tracking & Sequencing ; 180° out-of-phase QFN-32

NCP1591 1MHz 3A Regulator 3A 2.7 5.5 Sync Light load efficiency ; PG & EN DFN-10

NCP1599 1MHz 3A Regulator 3A 2.7 5.5 Sync Light load efficiency DFN-6

NCP1593 1MHz 3A Regulator 3A 4.0 5.5 Sync Light load efficiency ; PG & EN DFN-10


NCP3155 500K/1MHz 3A Regulator 3A 4.5 24 Sync High voltage input ; high efficiency SO-8

NCP3170 500K/1MHz 3A Regulator 3A 4.5 18 Sync Light load efficiency SO-8

NCP3163 250kHz 3A Regulator 3A 3.0 40.0 Non-Sync Hysteretic SO-16EP

NCP3175 500/1000KHz 5A Regulator 5A 4.5 18.0 Sync High Efficiency DFN-10


NCP1594 500-2MHz 6A Regulator 6A 2.8 5.5 Sync High Efficiency, PFM, SS, PG, EN QFN-18

NCP1592 300-550KHz 6A Regulator 6A 3.0 6.0 Sync High Efficiency TSSOP

NCP3177 500/1000KHz 7A Regulator 7A 4.5 18.0 Sync High Efficiency (40/17mohm MOSFET) QFN-8

Note: Products in BOLD are released others are in development

Vin (V)

54

DC/DC Solutions - Controllers Step-Down DC/DC (External Switch)

Fsw

Part Number Description (KHz) Min Max Vref Feature Package

NCP1577 Sync Controller 250~1M 2.7 18.0 0.6V +/-1% DCR Sense ; EN ; SS ; PG QFN-24

NCP1579 Sync Controller 275 4.7 13.2 0.8V+/-2% 1A Gate drive ; Adj current limit SOIC-8

NCP81031 Sync Controller 100-1M 4.5 13.2 0.8V+/-0.5% 1.5-19Vin ; Power save ; Transient enhancement QFN-16

NCP1589 Sync Controller 300-500 4.5 13.2 0.8V+/-1% RPM light load efficiency ; PG DFN-10

NCP5231 Sync Controller 200-1M 4.1 13.2 0.6V+/-1% Power save ; PG DFN-10

NCP5269 Sync Controller 300/400/600 4.5 5.5 0.6V+/-1% 3.3-28Vin ; Power save ; 2-bit VID QFN-20

NCP3030 Sync Controller 1.2M/2.4M 4.7 28.0 0.8V +/-1% 1A Gate drive ; High switching frequency SOIC-8

NCP3011 Sync Controller 400 4.7 28.0 0.8V+/-1% 180° out-of-phase ; ext Vref ; PG/EN TSSOP-14

NCP3020 Sync Controller 300/600 4.7 28.0 0.6V+/-1% Adj current limit ; Integrated HV clamp for FETs SOIC-8

NCP5422 Dual Output Sync Controller 150-600 10.8 13.2 1.0V+/-2% 180° out-of-phase ; Fast transient response SOIC-16

NCP5425 Dual Output Sync Controller 150-750 4.6 13.2 0.8V+/-1% Lossless current sensing ; Current sharing ; Low EMITSSOP-20

NCP3050 Dual Output Sync Controller 500/1000 4.7 28.0 0.8V +/-1% 180° out-of-phase TSSOP-20

NCP5228 Quad Output Sync Controller 300/600 5.5 28.0 0.8V+/-1% 2 LDO outputs ; 180° out-of-phase QFN-28

Note: Products BOLD are released others are in development

Vin (V)

55

NCP1593 – 3A Synchronous Regulator

The NCP1593 is a fixed frequency 1MHz synchronous buck regulator. Integrated HS/LS MOSFETs provide up to 3A

of average current.


Others Features

•PFM mode

•Enable input

•2.7-5.5V Input

Value Proposition

• Light load efficiency

• <3uA standby current

• +3.3V / +5V Applications

• Internal 1MHz oscillator

• Integrated 90mΩ/70mΩ MOSFETs

• Output voltage as low as 0.6V +/-1%


Game Consoles


Graphics Cards




• DFN-10 3x3mm

• NCP1593

EN & PG Pins

Product Preview

56

NCP1592 – 6A Sync Regulator (TPS54610)


output voltages as low as 0.9 V.


Others Features

•3 – 6 V input range

•Wide Fsw range (350/550

or adj 280-700kHz)

•26mΩ MOSFETs

Value Proposition


• Optimize efficiency

• High Efficiency

• Load protected by peak current limit and thermal

shutdown

• Adjustable voltage down to 0.9V with +/- 1% accuracy


Low-Voltage, High-Density Distributed Power

Systems

POL regulators for High performance DSP, FPGAs,

ASICs and microprocessors

Broadband, Networking and Optical

Communications Infrastructure



• TSSOP-28EP

• NCP1592

NCP3177

57

NCP1594 – 6A Sync Regulator (MAX15039)

The NCP1594 is a, high−output−current, synchronous PWM converter that integrates a low−resistance, high−side

P−channel MOSFET and a low−side N−channel MOSFET.


Others Features

•Pre-set output voltages

•Adj Fsw from 0.5-2.0MHz

•25mΩ / 20mΩ MOSFETs

Value Proposition

• Reduced component

count

• Optimize for small size or

efficiency

• High Efficiency

• 2.8V to 5.5V input voltage

• Cycle-by-cycle current limit

• Light load efficiency enhancement capability



Telecommunication

Datacom

High Power Density DC/DC



• QFN-24 4x4mm

• NCP1594

Samples available

58

NCP3177 – 7A Sync Regulator


output voltages as low as 0.8 V. The NCP3177 also incorporates PFM mode for light load efficiency.


Others Features

•4.5 – 18 V input range

•PowerGood Output and

dedicated EN pin

•17mΩ LS-FET

Value Proposition


• Power Sequence

• High Efficiency

• PFM for light load efficiency ; Fixed PWM 500k/1MHz

• Integrated 37mΩ/17mΩ MOSFETs

• Pre-bias start-up capability



Set-Top-Box


Digital TV




• QFN20 4x4

• NCP3177ADR2G (500kHz)

• NCP3177BDR2G (1MHz)

Highly Efficiency

17mohm LS-FET

Light Load Efficiency

NCP3177

Samples available

59

NCP103x Family Options

NCP1030A / NCP1031A

• Maintain existing package and pinout with improved performance features

• Add NCP1030 3x3mm DFN package option

NCP1031 / NCP1032

• Introduce new product family with SS and Adj Current Limit

NCP1035

• Extend output power capability up to 15W

60

NCP1030A/31A – PWM Controller & Power Switch

The NCP1030A and NCP1031A are a family of miniature high-voltage monolithic switching regulators with on-chip

Power Switch and Startup Circuits. The NCP103x can be configured in any single-ended topology such as forward or

flyback. Unique Features Benefits

Others Features

• Improved cycle-by-cycle

current limit

• 165°C TSD

•Pin-to-pin compatible to

NCP1030 / NCP1031

Value Proposition

• Limits current upon

startup

• Allows external thermal

protection

• Easy migration

• Internal Start-up Circuit with aux winding override

• External frequency synchronization

• Trimmed +/-2% internal reference

• Active Leading Edge Blanking (LEB) Circuit


• Consumer Electronics: xDSL, Modems

• Computing: Telecom

• Industrial: Power supplies, Process control, Low Power

Bias supply, 2nd Side Bias w/ isolated dc-dc



• NCP1030A: Micro-8 & DFN-10

• NCP1031A: SOIC-8 & DFN-8

61 May 2012

Linear Voltage Regulators

62

Standard Voltage Regulators

• LM317 in ON50 released: now more competitive

• MC7800 vs. NCP7800. (A/B, ESD, Cost)

• Dual gauge vs. single gauge

• Online selector guide preferred. Printed guide is SGD520/D

63

Recent Introductions by current capability

20mA 50mA 150mA 200mA

• NCP51460 • NCP508 • NCP4640 • NCP4586

• NCP571 • NCP4587 • NCP4589 • NCP4641 • NCP4620 • NCP4680 • NCP4681/84 • NCP4682/85 • NCP4623

• NCP4588

300mA 400mA 500mA 3A

• NCP4625 • NCP4589 • NCP4626

• NCP4671 • NCP4686

• NCP4629 • NCP3337 • NCV8537

• NCP59302

64

Product Selection by Package size

DFN D2PAK / DPAK SOT-23

• DFN: • NCP571 2x2.2mm • NCP3337/NCV5437 3x3mm • WDFN: • NCP508 1.5x1.5mm • UDFN: • NCP4586 1x1mm • NCP4682 1x1mm • XDFN: • NCP4623 1.6x1.6mm • NCP4588 1.2x1.2mm • NCP4671 1.2x1.2mm • NCP4681 0.8x0.8mm

• NCP59302 • NCP4629

• NCP51460 • NCP4620 • NCP4625

Package A - Height (mm)

DFN 0.80 – 1.00

wDFN 0.65 – 0.80

uDFN 0.50 – 0.65

xDFN < 0.50

65

NCP59302 Vout

The NCP59302 is a 3.0A low-dropout adjustable linear voltage regulator that provides a low-voltage, high-current

output with a minimum number of external components. It offers high precision, ultra-low-dropout (500mV over

temperature), and low-ground current.


Others Features

• 500 mV max dropout at 3A

•18V Max input voltage

• 2.25V to 13.5 V operating

voltage

Value Proposition

• Only 500 mV required

between input and output

• Suitable for Networking

• Suitable for a wide series

of applications

• Low Ground current

• Fast transient response

• Stable with Ceramic Output capacitor (for high ESR

capacitors use NCP58302)


• Computing: Telecom, Datacom

• Industrial: Power supplies, Process control

• Automotive: Entertainment, Control

• Consumer Electronics: xDSL, Modems, STB, LCD-TV


Package Details

NCP59302 – 3A Very Low Dropout (VLDO) Regulator

Input

Wide Vin operating range

from 2.25 V to 13.5 V

Output

Adjustable Vout from 1.3V

to 12.0V

Ignd

40 mA typ. at Iout = 3 A.

Cout

Optimized for Ceramic

Capacitors

Dropout

Low 300mV

typ. @ 3A

66

NCP59302 Evaluation boards

67

NCP59152 Vout

The NCP59152 is a 1.5 A low-dropout adjustable linear voltage regulator that provides a low-voltage, high-current

output with a minimum number of external components. It offers high precision, ultra-low-dropout (500mV over

temperature, 300mV typical), and low-ground current. The device is available in a D2Pack-5 or a 4x4 DFN


Others Features

• 500 mV max dropout at

1.5A

•18V Max input voltage

• 2.25V to 13.5 V operating

voltage

Value Proposition

• Only 500 mV required

between input and output

• Suitable for Networking

• Suitable for a wide series

of applications

• Low Ground current

• Fast transient response

• Stable with Ceramic Output capacitors


• Computing: Telecom, Datacom

• Industrial: Power supplies, Process control

• Automotive: Entertainment, Control

• Consumer Electronics: xDSL, Modems, STB, LCD-TV


Package Details

NCP59152 – 1.5A Very Low Dropout (VLDO) Regulator

Input

Wide Vin operating range

from 2.25 V to 13.5 V

Output

Adjustable Vout from 1.3V

to 12.0V

Ignd

40 mA typ. at Iout = 1.5 A.

Cout

Optimized for Ceramic

capacitors

Dropout

Low 300mV

typ. @ 1.5A

68

NCP59152 Evaluation boards

69

The NCP702 is a 200 mA BiCMOS Low Dropout Linear Voltage Regulator with ultra low Quiescent current and excellent low noise and ripple rejection specifications. This makes the device an ideal candidate for use driving RF circuitry or camera image sensors or any other noise sensitive elements in a battery powered application. The device has an output range from 0.8 V to 3.3 V and is available in a SOT23-5 and xDFN 1.5x1.5. Since the final output voltage is programmed via an onboard Eprom at final test, a wide range of voltage options can be readily available.

•Unique Features •Benefits

•Others Features

• Very Low Iq: 10 uA typical

• Excellent noise spec. down to 11 uVrms

• Output voltages down to 0.8V

• Good Ripple Rejection: : 68 dB typical @ 1kHz

•Value Proposition

• Ideal for battery applications

• Multiple applications including wireless and automotive

• Generates low voltage rails

• Excellent filtering for power supplies

• Excellent Line and Load regulation

• Soft Start to limit inrush current

• Thermal Shutdown and Current Limit Protection

• Active Output Discharge for fast Turn-Off

• Very Low Dropout: 140 mV Typical at 200 mA

•Market & Applications

• Automotive: Lane change detection, camera, mirrors, GPS

• Entertainment: Satellite receivers, Audio systems

•Internal Circuit

•Package

• SOT23-5

• 1.5 mm x 1.5 mm thin xDFN

NCP702 – 200 mA Low Iq Low Noise LDO

•Evaluation Boards

• Contact the BU directly for Evaluation boards until June 2012

• Order directly from the web after June 2012

EEPROM trimming

allows for new voltage

options quickly

Low Noise Bandgap

results in excellent

noise specifications.

When the 702 is disabled, its

output capacitor is discharged

, fully turning off the output rail

At low output

load, Iq is reduced

to less than 10uA.

Excellent

protection

features.

When disabled,

the device

consumes < 0.1uA

Soft Start

limits inrush

current at

startup

70 May 2012

Low Power Analog

71

Core Power Mngt – Step Down Portfolio

Value Proposition & Market Position:

1. Optimized power solution saving battery life

2. High current / high frequency / low inductor

3. Low profile & monolithic solutions (CSP)

NCP1532 Dual DCDC 2.25MHz up to 3MHz 2x800mA or 600mA/1000mA

NCP6912 1 x DCDC & 2 x LDO 1.6 A & 2 x 150 mA

Production Development Planning Exploring

NCP6914 1 x DCDC & 4 x LDOs 0.8 A & 4 x 300 mA I2C, DVS, Synch Camera module solution

NCP1521/2/3/9 Stand Alone 1.5 MHz up to 3 Mhz 600 mA up 1 A

NCP6334B / C 3 MHz, 2 A PG / Mode, µDFN

NCP6924 2 x DCDC & 4 x LDOs 2 x 0.8 A & 2 x 150 / 2 x 300 mA I2C & GPIO Camera module solution

PM

IC /

PM

U

DC

DC

NCP6338 3 MHz, 6A I²C & DVS, CSP nVidia T30 OMAP5 NCP6335

1.5/3MHz, 3A/4A, PG/Mode Power hungry apps

NCP6364B/C 6 MHz, 2A PG / Mode, µDFN 470nH low inductor

NCP6332B/C 3 MHz, 1.2A PG / Mode, µDFN 96% efficiency

NCP6314B/C 1.5 MHz, 2A PG / Mode, µDFN Small footprint

NCP6930 3 x DCDC 2 x 1.2 A & 1 x 0.4A

NCP6361/5 6 MHz, 1A / 3A Envelop Tracking for PA CSP

NCP6922 2 x DCDC & 2 x LDOs 1.2 / 1.6 A & 150 / 300 mA High power / small footprint

72

• 2.3 V to 5.5 V input voltage

• DCDC 1.5, 3 or 6 MHz operating

frequency

• Latest battery technology support

• Reduced output inductor down to

470nH

Core Power Mngt – NCP63x4B/C 1.5/3/6MHz

NCP63x4B/C is a very high frequency step-down converter made to optimize solution footprint and thickness in portable applications. It is ideally

suited for supplying recent micro processors that demand high power at low voltages.

.

• Output current up to 2.0A

• Adj. output voltage from 0.6 V to 5.0 V; fixed available upon request

• Active Discharge path when disabling

• Power Good: indicate output voltage power fail (B Version)

• Operating Mode selection: PWM or PFM/PWM auto mode (C version)

• Low Quiescent Current (30 µA typ) thanks to PFM mode

• 100% maximum duty cycle DCDC: programmable from 0.6 to 3.3 V

• Soft Start to Limit Inrush Current

• Current Limitation to Protect Against Short Circuit

• Thermal Limit Protection

Battery powered devices, Portable devices, Mobile phones,

Entertainment, Camera Modules, USB or standard 5V rail powered

devices

Other Features



Value Proposition

Application Data

Small Inductor : 470 nH

Small capacitor: 10 µF

Cost and Space Savings

Power Good

Limit external component count

Or Mode Selection:

Design Flexibility

µDFN8

NCP63x4B/CMTAATBG

On Market

73

• 2.3 V to 5.5 V input voltage

• 6 A Output Current

• Gangable 2x3A Outputs

• Modular output strength drive

• Differential Sense

• DVS support through I²C

• Enabling with pîns or I²C

• I²C acces in off mode

• Latest battery technology support

• Addresses latest processor cores

• Use of lower profile inductors

• Optimized efficiency

• Compensates for PCB losses

• Optimizes processor power

• Flexible enabling and disabling

• Preprogramming at low power

Core Power Mngt – NCP6338 Configurable 6A

NCP6338 is a high frequency step-down converter ideally suited for supplying recent micro processors that demand high power at low voltages.

The flexibility of its configuration provides single and dual inductor support and allows for inductor size and height optimization.

.

• Programmable output voltage from 0.6 V to 1.4 V in 6.25 mV steps

• Switching frequency 3MHz for reduced component size

• Automatic mode change PFM / PWM

• Soft Start to Limit Inrush Current

• Selectable Current Limit to protect the inductor at the right level

• Thermal Protection and multi level temperature warning

Battery powered devices, Portable devices, Mobile phones,

Entertainment, Standard 5V rail powered devices

Other Features



Value Proposition

Application Data

• CSP 2.06 x 2.46 mm, pitch 0.4mm Demo available: Now

RTM: Q2 2012

74

Supervisory Portfolio Summary RPN Package Number Vcc Min (V) Vcc Max (V)

Reset

Active

High

Reset

Active

Low

Open

collector or

Drain output

Complement

ary Output

Manal

Reset

Time

Delay

Watch

dog

Icc typ

(uA) Comment

CAT8801 SOT23/SC70 1 1 5.5 X X X 0.2

NCP300 TSOP5 1 0.55 10 X X X 0.2

NCP301 TSOP5 1 0.55 10 X X X 0.2

NCP302 TSOP5 1 0.55 10 X X X X 0.2

NCP303 TSOP5 1 0.55 10 X X X 0.2

CAT8836 SOT23-5, SON-6 1 1.6 6 X X X X 0.22 Selectable delay

MAX803SQ SC70 1 1 5.5 X X X 0.5

NCP803 SOT23 1 1 5.5 X X X 0.5

CAT803 SOT23/SC70 1 1 5.5 X X X 0.5

MAX809SN/SQ SOT23/SC70 1 1 5.5 X X X 0.5

CAT809TB/SD SOT23/SC70 1 1 5.5 X X X 0.5

MAX810SQ SC70 1 1 5.5 X X X 0.5

MAX810SN SOT23 1 1 5.5 X X X 0.5

NCP304 SC70-4 1 0.55 10 X X X 0.8

NCP305 SC70-4 1 0.55 10 X X 0.8

CAT808 SOT23 1 1.2 6 X X 2.4 ±3.0% accuracy

CAT825 SOT23/SC70 1 1 5.5 X X X X X 3

CAT823 SOT23/SC70 1 1 5.5 X X X X X 6

CAT824 SOT23/SC70 1 1 5.5 X X X X X 6

MC33/4064

SOIC8/Micro8

/TO92/TSOP5 1 1 6.5 X X 9 5V system

MC33/4164 SOIC8/Micro8/TO92 1 1 10 X X 9 3&5V system

MAX708*U Micro8 1 1 5.5 X & X X X 12

MAX708*S SOIC8 1 1 5.5 X & X X X 12

NCP400 FC6 1 1.8 5 X X 199 LDO+Supervisory

CAT813 SOIC/MSOP8 2 1 5.5 X X X X X 6



MC33/4161 SOIC8/Micro8 2 2 40 X & X X 450 3 modes selection

CAT884 SOIC8 4 1 5.5 X X X X 3

CAT8710 SOT23-6 4 1.5 5.5 X X X 3

CAT885 MSOP8 5 1 5.5 X X X X 2

75

Supervisory – Voltage detection, reset generator

Device Description Package lq

NCP300/301 Low current general purpose voltage detector SOT23-5 0.2µA

NCP302/303 Low current voltage detector with programmable delay SOT23-5 0.2µA

CAT8801 Low current 3-pin voltage supervisor with reset timeout SOT-23, SC-70 0.2 µA

NCP304/305 Ultra-small package voltage detector SC82AB (SC70-4) 0.8µA

MAX809/810,

NCP803/MAX803

3-pin voltage supervisor with reset timeout counter SOT23-3, SC70-3 0.5µA

CAT823/824/825 Voltage supervisor with master reset and watchdog timeout

counter

SOT23-5, SC70-5 6µA

MAX708 Voltage supervisor with reset timeout counter, master reset

and power fail output

Micro8, SO8 12µA

CAT8836 Voltage supervisor with selectable delay time SOT23-5, SON-6 0.22µA

CAT884/CAT885

CAT8710

Four- and five-channel voltage monitors SOT23-6, Micro8, SO8 6µA

NCP308 +/-0.5% highly accurate voltage monitor IC with

programmable delay and MR

SOT23-6, WDFN6 (2x2mm) 1.8µA

Functional Description Primarily monitor the voltage of a battery operated device and signal to microprocessor when the voltage goes from acceptable

to unacceptable level or vice versa. This allows the system to store sensitive memory or protect voltage sensitive ICs

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• High threshold accuracy +/-0.5%

• Very low Iq 1.8uA

• Adjustable threshold from 0.405V

• Best control

• Extend battery lifetime

• Support new microcontroller

NCP308 is a highly accurate, ultra low Iq, programmable-delay supervisory IC

• Vin from 1.7 V to 5.5 V

• Detection threshold :

• Adjustable (0.405V to 5.5V) and

• Factory-set 0.9V, 1.2V, 1.25V, 1.5V, 1.8V, 1.9V, 2.5V, 2.8V, 3.0V,

3.3V, 5.0V

• Support Manual Reset (/MR) Input

• Support Open-Drain or Push-pull output stage (both active high and low)

• Programmable delay time

Other Features



Value Proposition

Typical Application

TSOT-6 WDFN6 (2x2x0.7mm) • DSP or microcontroller

• Notebook/Desktop computers

• Portable, Battery-Powered Devices

• FPGA/ ASIC applications

NCP308 – High Accuracy supervisory IC

with programmable delay

Pin to pin TPS308/3818

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NCP300-305 offers accurate voltage detection and reset generation

NCP300-305 Voltage Detection & Reset IC

CMOS Output Open Drain

Output

Delay Package

NCP300 NCP301 No Thin SOT23-5

NCP302 NCP303 Yes Thin SOT23-5

NCP304 NCP305 No SC-82AB (SC70-4)

• Ultra low Iq 0.2µA typ

• Threshold precision 2%

• Wide operating rang

0.8 V to 10 V

• Microcontroller, DSP, Embedded system

• Computer

• Infotainment

• Portable/ Battery powered equipments

NCP300/1

NCV300/1

NCP302/3

NCV302/3

NCP304/5

(Thin SOT23-5) Other Features


Value Proposition

• Threshold voltages ranging from 0.9 V to 4.9 V

• Complementary or Open Drain Reset Output

• Active Low or Active High Reset Output

• NCV versions are AEC-Q100 qualified

• Pb free Package: SOT23-5 and SC82AB

• Low power consumption

• Accurate

• Flexible

Unique Features Benefits Typical Application

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Equipment (USB Host) Accessories

• USB Host (TV, PC, STB, BluRay,…) with USB connector requires protection

against accessory, charging cable or connector fault on the VUSB rail.

USB Port Protection

OC

P

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• Very fast short circuit detection 1µs

• Support load current up to 2A

• µDFN version

• Effective protection

• Support new charging needs

• Save board space

NCP380 – Single Overcurrent Protection Load Switch

NCP380 protects USB port by regulating the output current to the current limit selected; a flag signal is asserted to notify the host of

faulty condition

• Vin from 2.5 V to 5.5 V; ideal for USB powered applications

• OCP limit Adjustable or Fixed (0.5A, 1A, 1.5 or 2.1 A) ()

• Under Voltage Lockout (UVLO) to prevent unexpected device behavior

• Logic flag is asserted during one of the faulty conditions: overcurrent,

reverse voltage or thermal shutdown

• Built in soft-start to prevent inrush current

• Reverse voltage protection to protect upstream DC-DC converter from

overvoltage coming from Vbus

• Thermal protection

• Enable active high or low ()

• USB port in electronic equipments (TV, Netbook, Notebook PC, Set Top

Box, DVD recorders, printers…).

Other Features




Value Proposition

Typical Application

Samples / Demo: Now TSOP-5 or TSOP-6 (Adj. version)

NCP380SNAAT1G

µDFN6 (2x2x0.5, 0.65p)

NCP380MUAATBG

Samples / Demo: Now

UL and CB certified

New!

2.1-2.5A

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• Very fast fault detection time

• Support load current up to 2A

• µDFN version

• Reduced output capacitors while

maintaining supply rails

• Support new charging needs

• Save board space

NCP382 – Dual Overcurrent Protection Load Switch

NCP382 protects 2 USB ports by regulating each of the 2 output currents to the current limit selected; a flag signal is asserted to

notify the host of faulty condition

• Vin from 2.5 V to 5.5 V; ideal for USB powered applications.

• Selectable overcurrent limit (0.5A, 1A, 1.5 or 2 A) ()

• Under Voltage Lockout (UVLO) to prevent unexpected device behavior

• /Flag pin is asserted during one of the faulty conditions: overcurrent,

reverse voltage or thermal shutdown

• Built -n soft start to prevent inrush current.

• Thermal protections.

• Enable active high or low ().

• USB port in electronic equipments (TV, Netbook, Notebook PC, Set Top

Box, DVD recorders, printers…).

Other Features




Value Proposition

Typical Application

Samples / Demo: Now

DFN8 (3x3x0.5, 0.65p)

NCP382MUAATBG

SOIC-8

NCP382DAAR2G

Samples / Demo: Now

UL and CB certified

Documents

Power Management - Компэлcompel.ru/wordpress/wp-content/uploads/2012/06/Pow… · · 2012-06-22With High Voltage Startup Circuit Without High Voltage Startup Circuit •NCP1230