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SC2621A Datasheet(PDF) 10 Page - Semtech Corporation

Part # SC2621A
Description  Voltage Mode PWM Controller With Linear Power Regulator
PDF  14 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC2621A Datasheet(HTML) 10 Page - Semtech Corporation

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10
 2007 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC2621A
Applications Information (Cont.)
TTTTTypical Application Schematics f
ypical Application Schematics f
ypical Application Schematics f
ypical Application Schematics f
ypical Application Schematics for PCI-Express with 12V In
or PCI-Express with 12V In
or PCI-Express with 12V In
or PCI-Express with 12V In
or PCI-Express with 12V Input
put
put
put
put
Bill of Materials (12V Input)
Bill of Materials (12V Input)
Bill of Materials (12V Input)
Bill of Materials (12V Input)
Bill of Materials (12V Input)
R12
2k
U1
SC2621A
1
2
3
4
10
11
12
14
5
13
6
7
9
8
BST
OCS
COMP
FB
DRV
DL
GND
DH
LDOG
PN
LDFB
NC
NC
VCC
R6
301
0
+ C4
1800uF
R10
14.7k
R15
11.5k
Q3
IPD05N03
R1
2R2
0
0
C6
2.2nF
C12
2.2nF
0
R9
1R0
C11
1uF
R13
7.32k
2.5V/2A
+ C7
1800uF
L1
1.2uH
1
2
+ C10
1800uF
Q1
IPD05N03
C15
680pF
R4
499k
C5
1uF
+
C8
560uF
1.5V/15A
0
C9
10uF
C13
1uF
Q2
SPD14N06
R11
8k
C1
10uF
12V
C14
10nF
3.3V
0
D1
D1N4148
R3
3.3k
Item
Quantity
Reference
Part
Vendor
1
1
C1
10uF/16V
Vishay
2
1
C9
10uF/6.3V
Vishay
3
1
C4
1800uF/16V
Rubycon, MBZ
4
2
C7,C10
1800uF/6.3V
Rubycon, MBZ
5
3
C5,C11,C13
1uF
Vishay
6
1
C6
2.2nF
Vishay
7
1
C8
560uF
Sanyo
81
C12
2.2nF
Vishay
91
C14
10nF
Vishay
10
1
C15
680pF
Vishay
11
1
D1
D1N4148
Any
12
1
L1
1.2uH
Cooper Electr. Tech
13
2
Q3,Q1
IPD05N03
Infineon
14
1
Q2
SPD14N06
Infineon
15
1
R1
2R2
Vishay
16
1
R3
3.3k
Vishay
17
1
R4
499k
Vishay
18
1
R6
301
Vishay
19
1
R9
1R0
Vishay
20
1
R10
14.7k
Vishay
21
1
R11
8k
Vishay
22
1
R12
2k
Vishay
23
1
R13
7.32k
Vishay
24
1
R15
11.5k
Vishay
25
1
U1
SC2621A
SEMTECH



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