SI9135_11 Datasheet, PDF (8/16 Pages) Vishay Siliconix – SMBus Multi-Output Power-Supply Controller

Si9135
Vishay Siliconix
STANDARD APPLICATION CIRCUIT
+ 3.3 V
C6
330 µF
V _IN
C7
33 µF
D1
CMPD2836
C1
0.1 µF
V_IN
BST₃
V_L
BST₅
Q1
Si4416DY
DH3
DH5
LX₅
LX₃
R₁
R_cs2
0.02 Ω
L2
10 µH
DL5
CMPD2836
D2
C2
0.1 µF
C4
33 µF
Q2
Si4416DY
L1, 10 µH
Q4
Si4812DY
Q3
Si4812DY _DL3
CS₅
+ 5 V up to 30 mA
C5
4.7 µF
R₇
R_cs1
0.02 Ω
+5V
C3
330 µF
CS₃
FB3
SMBUS Clock Line
SCL
FB₅
BSTFY
DHFY
LXFY
D3 _CMPD2836
C8
0.1 µF
Q5
Si2304DS
L3, 10 µH
D5, D1FS4
DLFY
CSP
C9
4.7 µF
+ 12 V 0 to
D4, D1FS4
250 mA
Q6
Si2304DS
C10
100 µF
SMBUS Data Line
SDA
+ 3.3 V up
to 1 mA
C11
1 µF
OSC SYNC
SYNC
REF
GND
CSN
FBFY
COMP
PGND
R₆
R_cs3
C12
120 pF
Figure 1.
www.vishay.com
Document Number: 70817
8
S11-0975-Rev. D, 16-May-11
This document is subject to change without notice.
THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000