XR79110 Datasheet, PDF (15/20 Pages) Exar Corporation – 22V, 10A Synchronous Step Down COT Power Module

Application Circuit
XR79110
R4 10k
R3 38.3k
PVIN
RON
9.53k
CSS
47nF
PVIN
CVIN
0.1uF
R5 10k ^{1 SS}
VCC
2 _PGOOD
FB 3 _FB
4 _AGND
5 _AGND
6 _VIN
VCC
CVCC
4.7uF
7 _VCC
8 _PGND
OPTIONAL
RSNB
1 Ohm
CSNB
0.56nF
SW PAD
9
10
11
12
24
25
26
27
28
29
30
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
RLIM
2.74k
U1
XR79110
12VIN
2x10uF
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
VOUT
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
VOUT PAD
500kHz, 10A @ 1.2VOUT
CFF
DNP
RFF
DNP
470uF 2x47uF
R1
2k
FB
R2
2k
© 2015 Exar Corporation
15 / 20
exar.com/XR79110
Rev 2A