SC2677B 데이터 시트보기 (PDF) - Semtech Corporation
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SC2677B Datasheet PDF : 19 Pages
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SC2677B
POWER MANAGEMENT
Evaluation Board - Bill of materials
Dual Independent outputs
Item Reference
Quantity Description
Par t
1
C1,C9,C10,C40,C46,C47
6
16V Ceramic Cap, X7R
4.7uF
2
C4,C43
2
16V Aluminum Electrolytic Cap. 1000uF/16V
3
C19,C57
2
16V Aluminum Electrolytic Cap. 1800uF/16V
4
C6,C23,C25,C28,C38,C39,C59,C50 8
16V Ceramic Cap, X7R
1uF
5
C21,C60
2
16V Ceramic Cap, X7R
1nF
6
C24,C36
2
16V Ceramic Cap, X7R
0.1uF
7
C26
1
16V Ceramic Cap, X7R
100nF
8
C33
1
16V Ceramic Cap, X7R
47nF
9
C34
1
16V Ceramic Cap, X7R
47pF
10
C62,C63
2
16V Ceramic Cap, X7R
220nF
11
L1
1
Inductor
8.8uH/4m ohm
12
L2
1
Inductor
4.7uH/4m ohm
13
M1,M3,M5,M7
4
30V N-Channel MOSFET
IPD13N03LA
14
D1,D2,D3,D4,D5
5
Small Signal Diode
1N4148
15
Q1,Q2
2
NPN General Purpose Amplifier 2N3904
16
Q3
1
PNP General Purpose Amplifier 2N3906
17
R1,R35
2
SM 5%
1ohm
18
R5
1
SM 5%
7.5K
19
R8
1
SM 5%
9.09K
20
R9,R11
2
SM 5%
10K
21
R10
1
SM 5%
1K
22
R12
1
SM 5%
300ohm
23
R13
1
SM 5%
4.42K
24
R14
1
SM 5%
12.4K
25
R18
1
SM 5%
5.6K
26
R19
1
SM 5%
6.19K
27
R20
1
SM 5%
1K
28
R21
1
SM 5%
4.53K
29
R31
1
SM 5%
2.2ohm
30 R36
1
SM 5%
0ohm
31
R48
1
SM 5%
4.02K
32 R49
1
SM 5%
33.2K
33 R50
1
SM 5%
7.32K
34 R51
1
SM 5%
13K
35 R52
1
SM 5%
2K
36 R53
1
SM 5%
8K
37
R54
1
SM 5%
3K
38 R55
1
SM 5%
4.7K
39 U1
1
PWM controller
SC2677B
© 2009 Semtech Corp.
11
www.semtech.com
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