ISL6844 Datasheet, PDF (8/10 Pages) Intersil Corporation – ISL6844 Reference Design: ISL6844EVAL3Z

Schematic
P1
1
Vin+
POWER INPUT
24V
P2
1
Vin-
C3
10uF
C4
1uF
RS
10k
CS
3.3nF
D3
1
2
R14
6.49k
BAT46W
D1
1
2
BAT54
Q2
D7
SI4436DY
BZT52C18
DNP
C13
1
22
1
R11
1nF/2kv
5.1
T1
1
5
2
3
D2
BAT46W
4
R15
10
C8
1uF
1
2
6
7
8
D4
2
1
B180
C23
10uF
C14
0.1uF
C16 R25
0.1uF ^4.02k
D5
1
2
B180
C24
10uF
C17
0.1uF
C18 _R26
0.1uF _4.02k
P3
1
+15V
1
P5
RTN
1
P6
RTN
1
P4
-15V
R3
1 ^12.1k 2
C10
68pF
U1
2
R24
1
C9
R22
10k
VREF
8 _VREF
COMP ¹
2 ^16.2k 1
2.7nF
2
1
7 _VDD
FB ²
6 _OUT
CS ³
2
1
R10
C11
10uF
C15
2.2uF
5 _GND
RTCT ⁴
ISL6844
R23
2k
5.1
C12
220pF
R4
10k
R1
0.82ohm
R6
1
100
2
R5
1k
C6
150pF