SC1112(2001) 查看數據表（PDF） - Semtech Corporation

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SC1112
(Rev.:2001)

Triple Low Dropout Regulator Controllers

Semtech Corporation 

POWER MANAGEMENT

Block Diagram

VTTIN

DELAY

PWRGD

5VSTBY

VTTSEL

Bandgap

Reference

1.5V

1.35V

1.2V

+-

1.08V

0.7V

+

_

+

_

Vref

SQ

R

1.5V

Disable1.5

FC

+

_

1.2V

+

_

Disable1.2

FC

_

1.5V

+

0.7V

+

_

1.5V

+

_

+

_

Vref

Disable1.5

+

_

Disable3.3

Oscillator

VTTSEN

+

_

Pwrgd

Threshold

ChargePump

1.2V

+

_

GND

AGPSEL

CAP+ CAP-

SC1112

VTTGATE

VTTSEN

AGPGATE

AGPSEN

FC

ADJGATE

ADJSEN

 2001 Semtech Corp.

7

www.semtech.com

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