LTC1753 Просмотр технического описания (PDF) - Linear Technology

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LTC1753

5-Bit Programmable Synchronous Switching Regulator Controller for Pentium® III Processor

Linear Technology 

LTC1753

BLOCK DIAGRA

113% VREF

OUTEN 19

COMP 10

SS 9

+

FC

–

12 FAULT

LOGIC

DISDR

SYSTEM

POWER

DOWN

–

R

PWM

S

+

ISS

QSS

ERR

VREF

MHCL

HCL MONO

MIN

MAX

VREF – 3%

CC

VREF + 3%

8 IFB

7 IMAX

IMAX

LVC

VREF

0.5VREF/

0.7VREF

DELAY

13 PWRGD

2 PVCC

20 G1

1 G2

11 VFB

BG

6 SENSE

18 VID0

66.5k

17 VID1

16 VID2

41.5k

15 VID3

14 VID4

DAC

1553 BD

8

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