SC1110 Ver la hoja de datos (PDF) - Semtech Corporation

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SC1110

SINK AND SOURCE DC/DC CONTROLLER FOR TERMINATION POWER SUPPLY APPLICATIONS

Semtech Corporation 

PRELIMINARY - October 9, 2000

PIN CONFIGURATION

SINK AND SOURCE DC/DC CONTROLLER FOR SC1110

TERMINATION POWER SUPPLY APPLICATIONS

Top View

(14-Pin SOIC)

PIN DESCRIPTION

Pin #

1

2

3

4

5

6

7

8

9

10

11

12

13

14

Pin Name

VCC

SS/ENBL

OCSET

PWRGD

GND

PHASE

DL

DH

BSTH

BSTL

COMP

SENSE

REFIN

REFOUT

Pin Function

Chip supply voltage.

Soft start/Enable.

Current limit set point.

Logic high indicates correct output.

Ground.

Phase node connection between MOSFET’s.

Low side driver output.

High side driver output.

High side drive supply.

Low side drive supply.

Error amplifier output, compensation.

Error amplifier negative input.

Error amplifier positive input.

Buffered reference voltage.

NOTE:

(1) All logic level inputs and outputs are open collector TTL compatible.

© 2000 SEMTECH CORP.

4

652 MITCHELL ROAD NEWBURY PARK CA 91320

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