SC4808B Просмотр технического описания (PDF) - Semtech Corporation

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Компоненты Описание

производитель

SC4808B

High Performance Dual Ended PWM Controller

Semtech Corporation 

POWER MANAGEMENT

Block Diagram

VCC

REF

Bandgap

CS

Slope Comp.

S

Q

R

OVER CURRENT

Enable

Peak Current

OSC

500mv

UVLO

LUVLO

SOFT

START

R

2R

SYNC

LUVLO

Marking Information

Top Mark

FB

RC

SYNC

SC4808A/B

S

Q

R

Q

T

Q

OUTA

Disable

LUVLO

OUTB

GND

Top Mark

ABOA

yyww

Bottom Mark

xxxx

xxxx

ABOB

yyww

Bottom Mark

xxxx

xxxx

SC4808AIMSTR, SC4808AIMSTRT

SC4808BIMSTR, SC4808BIMSTRT

yyww = Datecode (Example: 9912)

xxxx = Semtech Lot # (Example: E901

xxxx

01-1)

 2005 Semtech Corp.

6

www.semtech.com

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