SC1146 查看數據表（PDF） - Semtech Corporation

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产品描述 (功能)

比赛名单

SC1146

VRM9.0 PROGRAMMABLE, MULTI-PHASE, HIGH PERFORMANCE PWM CONTROLLER

Semtech Corporation 

VRM9.0 PROGRAMMABLE, MULTI-PHASE,

HIGH PERFORMANCE PWM CONTROLLER

SC1146

July 25, 2000

BILL OF MATERIAL

Item Qty Reference

1 9 C2,C4,C11,C19,C20,C28,C29,C37,C39

2 1 C3

3 9 C5,C12,C14,C17,C18,C21,C22,C26,C27

4 5 C6,C7,C15,C24,C32

5 1 C8

6 3 C16,C25,C33

7 1 C40

8 1 C42

9 2 C45,C49

10 1 C46

11 4 C50,C51,C52,C53

12 1 C54

13 8 D1,D2,D3,D4,

D5,D7,D9,D11

14 1 J1

Value

1u,10V

10uF, 6.3V

22u, 10V

1uF, 16V

330uF, 16V

10u, 16V

.01u

.022

.01

.001

1nF

1000uF

SS12(1A)

SS32 (3A)

INPUT

Manufacturer

X7R, AVX (818)883-7606

Al. Elec.,Murata

Murata (512)250-5082

PN #GRM235Y5V226Z010

Murata,Al. Elec.

Nichicon

Murata

Murata

any

Murata,X7R

Murata

any

Murata,Al. Elec.

General Instruments

General Instruments

15 4 L1,L2,L3,L4

.6uh,12A

Falco (305)662-7276

PN #T02508

16 4 Q1,Q4,Q7,Q10

IR7811

Int. Rectifier

17 4 Q3,Q6,Q9,Q12

IR3101D2

Int. Rectifier

(Alter.)FDB7030BL Fairchild Semiconductors

18 1 R1

10

Dale,any

19 9 R2,R10,C13,R14,R17,C23,R33,C34,C43

0

any

20 4 R4,R12,R16,R23

1.5 (or zero)

any

21 4 R5,R6,R7,R38

10K

any

22 4 R8,R9,R11,R13

22

any

23 1 R18

SEL

any

23 1 R19

100

any

24 1 R20

2.2k

any

25 1 R22

15k

any

26 1 R24

300k

any

27 5 R25,R40,R41,R42,R43

2.2

any

28 1 R26

open

any

29 4 R27,R28,R29,R30

51, 1/4W, 1206, 10K Dale

30 6 R31,R32,R34,R35,R36,R37

TBD(used at light load, any

contact factory)

31 1 S1

Vout/Clk switch C&K (800)cal-swch

32 4 U1,U3,U4,U5

SC1405B/SC1405TS Semtech (805)498-2111

33 1 U2

SC1146CSW

Semtech (805)498-2111

34 1 U6

LM358

any

Unless otherwise noted, all resistors are 1/10W, 5%, 0805 and all capacitors are 20%, 50v, 0805.

The SC1146 is patent pending

© 2000 SEMTECH CORP.

7

652 MITCHELL ROAD NEWBURY PARK CA 91320

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