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SC4612STRT Datasheet(PDF) 20 Page - Semtech Corporation

Part # SC4612STRT
Description  Wide Input Range High Performance Synchronous Buck Switching Controller
PDF  24 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC4612STRT Datasheet(HTML) 20 Page - Semtech Corporation

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 2007 Semtech Corp.
www.semtech.com
SC4612
POWER MANAGEMENT
Application Information (Cont.)
Efficiency:
Application Circuit 4: Vin = 5V; Vout = 1.35V @ 12A, Fsw = 1MHz.
Q1
HAT2168H
Q2
HAT2168H
L1
0.47uH@15A
C10
0.1
C11
100/6.3_1210_cer
+
_
+
_
Vin=5V
Vout=1.35@12A
R3
10k
R5
8.87k
C6
1
C2
82p
C9
100/6.3_1210_cer
C3
0.1
R6
13.3k
C4
1n
D1
SD107WS
C8
2.2
C5
33p
ILIM
1
PHASE
12
OSC
2
SS/EN
3
FB
5
VDD
6
GND
7
DL
8
DRV
9
BST
10
DH
11
EAO
4
U1
SC4612MLP
R7
649
C7
510p
R2
825k
Fsw=1MHz
SC4612: 5Vin, 1.35Vout @ 12A
80%
82%
84%
86%
88%
90%
92%
94%
96%
98%
100%
01
2345
6
789
10 11 12 13
Current, (A)



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