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SC2677B Datasheet(PDF) 10 Page - Semtech Corporation

Part # SC2677B
Description  Dual Synchronous Voltage Mode Controller with Current Sharing Circuitry
PDF  19 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC2677B Datasheet(HTML) 10 Page - Semtech Corporation

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© 2004 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC2677B
Dual Independent Outputs
Q3
D5
1N4148
R20
1K
R10
1.00K
C57
C23
1uF
U1
SC2677B
DCR=8.83mohm
C59
1uF
C9
4.7uF
C60
1nF
D2
D1N4148
Enable/Disable
Circuit(option)
L1
8.8uH
C40
C43
R35
1.0
PWRGD
C39
1uF
C24
0.1uF
M3
C19
M7
C47
R21
4.53K
Enable
D1 D1N4148
Vout1
VP1
R52
2K
L2
4.7uH
D3
1N4148
R55
4.7k
C34
47pF
C28
1uF
R50
7.32K
C63
220nF
DCR=6.35mohm
C36
0.1uF
CS2-
R14
12.4K
R12
300
R13
4.42k
CS2+
C33
47nF
Delay Output
Circuit(option)
+12V
C62
220nF
R19
6.19K
D4
1N4148
CS1-
R53
8K
R9
10.0K
R5
7.5K
M5
IPD13N03LA
R8
9.09K
R49
33.2K
C6
1uF
C26
100nF
R1
1.0
3.3V@2A
R11
10.0K
C1
4.7uF
C4
R51
13K
+12V
C46
Q2
R31
2.2
C10
4.7uF
C50
1uF
5V@2A
VP2
R54
3K
R18
5.6K
CS1+
C25
1uF
Q1
C38
1uF
C21
1nF
C27
M1
IPD13N03LA
Vout2
R36
0R0
R48
4.02K
Evaluation Schematic



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