AP2011 Ver la hoja de datos (PDF) - Anachip Corporation

Número de pieza

componentes Descripción

Fabricante

AP2011

Synchronous PWM with VFC Controller

Anachip Corporation 

Synchronous PWM Controller

AP2011

„ Block Diagram

GND

VCC

VOLTAGE 1.25V

REFERENCE

VREF

UNDER

VOLTAGE

+-

INTERNAL

REGULATOR

8V

PGATE BIAS

+-

VIN

CAP

PGATE

OCSET

PHASE

FB

SS/SHDN

ERROR

COMP

+

-

+-

0.3V

VCC

12ua

RQ

S

VIRTUAL FREQ

OSCILLATOR

200kHz

DRVP

CROSS

CURRENT

CONTROL

70uA

PVCC

PDRV

2ua

-

+

0.2V

+

-

0.9V

QS

QB R

DRVN

NGATE

PGND

Virtual Frequency Control - Patent

Number 6,456,050.

AP2011 FUNCTIONAL BLOCK DIAGRAM

„ Absolute Maximum Ratings

Symbol

VIN

VPHASE

ΘJC

ΘJA

TOP

TST

TLEAD

Parameter

VCC to GND

PHASE to GND

Thermal Resistance Junction to Case

Thermal Resistance Junction to Ambient

Operating Temperature Range

Storage Temperature Range

Lead Temperature (Soldering) 10 Sec.

Range.

0 to 42

0 to 42

60

150

-40 to +85

-65 to +150

300

Unit

V

V

oC/W

oC/W

oC

oC

oC

Anachip Corp

www.anachip.com.tw

Rev. 1.1 Apr 1, 2005

2/9

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