SC2677B(2004) 데이터 시트보기 (PDF) - Semtech Corporation

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SC2677B
(Rev.:2004)

Dual Synchronous Voltage Mode Controller with Current Sharing Circuitry

Semtech Corporation 

SC2677B

POWER MANAGEMENT

Evaluation Board - Bill of materials

Dual Independent Outputs

Item Reference

1

C1,C9,C10,C40,C46,C47

2

C4,C43

3

C19,C57

4

C6,C23,C25,C28,C38,C39,C59,C50

5

C21,C60

6

C24,C36

7

C26

8

C33

9

C34

10

C62,C63

11

L1

12

L2

13

M1,M3,M5,M7

14

D1,D2,D3,D4,D5

15

Q1,Q2

16

Q3

17

R1,R35

18

R5

19

R8

20

R9,R11

21

R10

22

R12

23

R13

24

R14

25

R18

26

R19

27

R20

28

R21

29

R31

30

R36

31

R48

32

R49

33

R50

34

R51

35

R52

36

R53

37

R54

38

R55

39

U1

© 2004 Semtech Corp.

Quantity Description

Par t

6

16V Ceramic Cap, X7R

4.7uF

2

16V Aluminum Electrolytic Cap. 1000uF/16V

2

16V Aluminum Electrolytic Cap. 1800uF/16V

8

16V Ceramic Cap, X7R

1uF

2

16V Ceramic Cap, X7R

1nF

2

16V Ceramic Cap, X7R

0.1uF

1

16V Ceramic Cap, X7R

100nF

1

16V Ceramic Cap, X7R

47nF

1

16V Ceramic Cap, X7R

47pF

2

16V Ceramic Cap, X7R

220nF

1

Inductor

8.8uH/4m ohm

1

Inductor

4.7uH/4m ohm

4

30V N-Channel MOSFET

IPD13N03LA

5

Small Signal Diode

1N4148

2

NPN General Purpose Amplifier 2N3904

1

PNP General Purpose Amplifier 2N3906

2

SM 5%

1ohm

1

SM 5%

7.5K

1

SM 5%

9.09K

2

SM 5%

10K

1

SM 5%

1K

1

SM 5%

300ohm

1

SM 5%

4.42K

1

SM 5%

12.4K

1

SM 5%

5.6K

1

SM 5%

6.19K

1

SM 5%

1K

1

SM 5%

4.53K

1

SM 5%

2.2ohm

1

SM 5%

0ohm

1

SM 5%

4.02K

1

SM 5%

33.2K

1

SM 5%

7.32K

1

SM 5%

13K

1

SM 5%

2K

1

SM 5%

8K

1

SM 5%

3K

1

SM 5%

4.7K

1

PWM controller

SC2677B

11

www.semtech.com

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