LT3508 查看數據表（PDF） - Linear Technology

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LT3508

Dual Monolithic 1.4A Step-Down Switching Regulator

Linear Technology 

BLOCK DIAGRAM

1.2μA

TRACK/SS

3

SLOPE

0.75V

SLAVE

CLK

OSC

VC

RC

CF

CC

0.625V

PG

GND

LT3508

SHDN

VIN1

INT REG

AND REF

MASTER

OSC

CLK1

CLK2

RT/SYNC

VIN

VIN

CIN

R

SQ

C1

BOOST

D2

C3

SW

L1

OUT

D1 C1

ERROR

AMP

FB

R1

TRACK/SS

R2

–

0.80V

+

ILIMIT

CLAMP

+

75mV

3508 F01

Figure 1. Block Diagram of the LT3508 with Associated External Components (One of Two Switching Regulators Shown)

3508fb

7

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