SC2602L Semtech Corporation, SC2602L Datasheet - Page 7

• Manufacturer Part Number: SC2602L
• Description: Synchronous Voltage Mode Controller
• Manufacturer: Semtech Corporation

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 2005 Semtech Corp.
POWER MANAGEMENT
Application Circuit
PWRGD
OVP
+5V
R4
R1
5K
1K
C6
0.1u
R2
1.74K
D2
1N4148
C1
0.1u
Typical 12V Application Circuit with Bootstrapped BSTH
C7
1.0u
1
2
3
4
5
6
7
R3
10
VCC
PWRGD
OVP
OCSET
PHASE
DH
PGND
SC2602L
U1
R8
SS/SHDN
SENSE
COMP
2.2
BST H
BST L
GND
DL
14
13
12
11
10
9
8
R5
9.6K
C5
0.1u
C9
36n
7
SS/SHDN
C2
1.0u
D1
1N1418
C8
1.0u
Q1
Q2
L1
4uH
C4
10u
R6
R7
+
C3
SC2602L
C11
10u
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12V IN
GND
+
3.3V OUT
C10
GND