APW7057K 데이터 시트보기 (PDF) - Anpec Electronics

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APW7057K

High Power Step-Down Synchronous DC/DC Controller

Anpec Electronics 

APW7057

Ordering and Marking Information

APW 7057

APW7057 K :

Handling Code

Temp. Range

Package Code

APW 7057

XXXXX

Package Code

K : SOP-8

Operating Junction Temp. Range

C : 0 to 70°C

Handling Code

TU : Tube

TR : Tape & Reel

XXXXX - Date Code

Block Diagram

VCC

BOOT

UnderVoltage

Lockout

UVLO

0.5V

UVP

Shutdown

Soft-Start

and Fault

Logic

OCP

OC

C om parator

IOCSET

40uA

OCSET

PHASE

UGATE

Soft-Start

FB

- COMP

+

VREF

Error

A m plifier

0.8V

Inhibit

PW M

Gate

Control

+

-

VCC

O s c illa to r

FO SC

300kHz

. E C K H / Figure 1.

LGATE

GND

Copyright  ANPEC Electronics Corp.

2

Rev. A.3 - Oct., 2003

www.anpec.com.tw

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