LTC1753 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC1753

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

Linear Technology 

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APPLICATIO S I FOR ATIO

LTC1753

VIN

Q1

LO

VOUT

+

+

COUT

CIN Q2

BOLD LINES INDICATE

HIGH CURRENT PATHS

= GROUND PLANE

1

G2

LTC1753

20

G1

PVCC

+

10µF

+

10µF

2

0.1µF 3

PVCC

GND

4 SGND

0.1µF

5 VCC

19

OUTEN

18

VID0

VID0

17

VID1

VID1

16

VID2

VID2

15

VID3

VID3

RIMAX

RIFB

6 SENSE

7

IMAX

8

IFB

9

SS

14

VID4

VID4

13

PWRGD

12

FAULT

10

11

CSS

COMP

VFB

C2

C1

RC

1µF

CC

5.6k

5.6k

1753 F10

Figure 10. LTC1753 Layout Diagram

21

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