ISL6424 Datasheet, PDF (4/12 Pages) Intersil Corporation – Dual Output LNB Supply and Control Voltage Regulator with I2C Interface for Advanced Satellite Set-Top Box Designs

Typical Application Schematic
P1
VIN
P2
GND
E
L3
C25
1µF
100nH
C4
1µF
C27A
10µF
C27B
10µF
E
E
VOUT1 ^P3
D3
STPS2L40U
GND ^P4
P7
+5V/+3.3V
C21
0.1µF
E
C1B
10µF
+ _C1A
56µF
C15A ⁺
56µF
L1
C9
C10
33µH
R1 C3
E
5.1 1500pF
D1
8 ^Q1 1
7
2
6
3
5
4
+
C5
STPS2L40U
FDS6612A
R2
0.047µF
C2
E _1µF
C8
1µF
D
1000pF
C21
4.7µF
C12
E
1µF _D
56µF
C5
33pF
C24 ^0.10
R9
100
E ^100pF
R3
C7
68K 1500pF
C30
0.01µF
8
9
7
11
10
12
19
18
GATE1
CS1
PGND
COMP1
FB1
VSW1
VO1
DSQIN1
33 EP
U1
ISL6424
GATE2
CS2
PGND2
COMP2
FB2
VSW2
VO2
DSQIN2
32
2
1
30
31
29
21
22
SEL18V2
E
E
D
SP1
C15
10µF
L2
33µH
E
C15
R6
1 ^Q2 8
2
7
3
6
4
5
FDS6612A
D2
STPS2L40U _{+ C17}
R4
56µF
R10
C24 _0.10
100
100pF
E
C13
R5
1500pF 68K
C14
33pF
5.1
C28A
10µF
E
C28B
10µF
C31
0.01µF
E
SP2
E
C19
0.1µF
E
OUT VL
IN VL
R13 R14 R16 R17 R15
100K 100K 100K 100K 100K
L4
100nH
C18
1µF
C26
1µF
E
P5 _VOUT2
D4
STPS2L40U
P6 _GND
E
C29
0.1µF
R12 R11
10K 10K
J1
SCL 1 ¹
GND 2 ²
GND
SDA
33
44
1x4
D
R7
100
R8
100
SW1
1
12 DISQ1
2
11 DISQ2
3
10 SEL18V1
4
9 SEL18V2
5
8 ADDR
6
7
DDIP_SW5_SPST
P9 _SEL18V1
P8 _SEL18V2