ISL6441 Datasheet, PDF (4/18 Pages) Intersil Corporation – 1.4MHz Dual, 180 Out-of-Phase, Step-Down PWM and Single Linear Controller

Typical Application Schematic
+12V
GND
+1.2V, 2A
GND
C35
56µF
R15
5.1
D1
BAT54HT1 R12
10k
R13
5.1
PGOOD
C7
Q1A 0.1µF
L1
3.3µH
C20
10uF
C9
C31
0.1µF 150µF
Q1B
R7
FDS6990S
1.5k
R1
4.02k
C10
1nF
R2
SD1
8.05k
23
22
21
25
20
15
14
UGATE1
PHASE1
ISEN1
LGATE1
PGND
FB1
SGND
29 _SGND
U1
ISL6441IRZ
C2
0.01µF
R5
120k
R16
5.1
C6
1µF
C1
4.7µF
UGATE2
PHASE2
ISEN2
LGATE2
FB2
SGND
SD2
28
1
2
26
8
9
5
D2
BAT54HT1
R17
5.1
C5
0.1uF
Q2A
C21 L2
10µF ^3.3µH
R9
1.5k
Q2B
FDS6990S
R3
31.6k
R10
120k
C3
0.01µF
SD2
C4
0.1µF
R8
100
Q3
IRF7404
C11
R4
1nF
10k
C36
10uF
C30
150µF
C8
0.1uF
C37
47µF
C33
0.1µF
+3.3V, 2A
GND
+2.5V, 2A
GND
R6
R11
1k
2k