APW7068KE-TRL Просмотр технического описания (PDF) - Anpec Electronics

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Компоненты Описание

производитель

APW7068KE-TRL

Synchronous Buck PWM and Linear Controller with 0.8V Reference Out Voltage

Anpec Electronics 

APW7068

Block Diagram

VCC12

OCSET

REF_OUT

Reference

Buffer

Regulator

Power-On

Reset

IOCSET

40uA

BOOT

GND

135%VREF

X1.35

VREF 10V

(0.8V)

O.V.P

Comparator

Soft Start

and

Fault

Logic

O.C.P

Comparator

Sense Low Side

UGATE

PHASE

Gate Control

LGATE

Error

Amp 1

VREF

PWM

Comparator

U.V.P

Comparator

:2

50%VREF

Oscillator

Sawtooth Wave

(300KHz)

VREF

PGND

FBL

10V

Error

Amp 2

DRIVE

FB

COMP

FS_DIS

Absolute Maximum Ratings

Symbol

VCC12

BOOT

UGATE

LGATE

Parameter

VCC12 to GND

BOOT to PHASE

UGATE to PHASE

<400ns pulse width

>400ns pulse width

LGATE to PGND

<400ns pulse width

>400ns pulse width

PHASE

PHASE to GND

<400ns pulse width

>400ns pulse width

DRIVE

DRIVE to GND

FB, FBL, COMP,

FS_DIS

FB, FBL, COMP, FS_DIS to GND

Copyright © ANPEC Electronics Corp.

3

Rev. A.2 - Jun., 2006

Rating

Unit

-0.3 to +16

V

-0.3 to +16

V

-5 to BOOT+5

-0.3 to BOOT+0.3

V

-5 to VCC12+5

-0.3 to VCC12+0.3

V

-5 to +21

-0.3 to 16

V

12

V

-0.3 to 7

V

www.anpec.com.tw

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