ISL6443A 데이터 시트보기 (PDF) - Intersil
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ISL6443A Datasheet PDF : 19 Pages
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ISL6443A
Typical Application Schematic
C2
4.7µF
+ C1
56µF
+12V
D1
BAT54HT1
C3
1µF
C4
0.1µF
VIN
SS1
18
10
BOOT1
24
VCC_5V
4
SS2
6
BOOT2
27
C5
0.1µF
C7
0.1µF
VOUT1
+1.2V, 2A
C9 +
330µF
R1
4.99k
L1
6.4µH
Q1
FDS6990S
R2
10k
PGOOD
UGATE1 23
PHASE1 22
R3 ISEN1 21
1.4k
LGATE1 25
28 UGATE2
PHASE2
1
ISL6443A*
2 ISEN2 R4
1.4k
26 LGATE2
PGND 20
8 FB2
FB1 15
SD1 19
SD2 5
OCSET1
16
R7
17 11
120k SGND
SYNC
SGND
9
14 SGND
13 GATE3
12 FB3
OCSET2
7
3
R8
120k
PGOOD
R9
10k
VCC_5V
*NOTE: Pin numbers correspond to the QFN pinout.
D2
BAT54HT1
C6
1µF
C8
0.1µF
L2
6.4µH
Q2
FDS6990S
+ C10
330µF
R5
31.6k
VOUT2
+3.3V, 2A
R6
10k
C11
0.01µF
VOUT2
+3.3V
R12
100
Q3
IRF7404
VOUT3
R10
21.5k
+2.5V, 500mA
C12
10µF
R11
10k
4
FN6600.2
June 2, 2008
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