FAN9611 Fairchild Semiconductor, FAN9611 Datasheet - Page 3
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FAN9611
Manufacturer Part Number
FAN9611
Description
Manufacturer
Fairchild Semiconductor
Datasheet
1.FAN9612.pdf
(36 pages)
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© 2008 Fairchild Semiconductor Corporation
FAN9611 / FAN9612 • Rev. 1.1.4
Typical Application Diagram
Block Diagram
AC IN
V
LINE
EMI Filter
V
IN
R
INHYST
C
IN
R
R
R
C
IN1
IN2
COMP
COMP,HF
C
C
R
COMP,LF
C
Figure 3. Typical Application Diagram
5VB
MOT
SS
1
2
3
4
5
6
7
8
R
R
Figure 4. Block Diagram
ZCD1
ZCD2
5VB
MOT
AGND
SS
COMP
FB
ZCD2
ZCD1
PGND
DRV1
DRV2
VDD
OVP
CS1
CS2
VIN
16
15
14
13
12
11
10
9
3
R
R
G1
G2
C
INF
L2a
L2b
L1b
L1a
C
VDD1
C
V
VDD2
BIAS
R
Q1
CS1
R
Q2
CS2
D1
D2
R
R
OV1
OV2
www.fairchildsemi.com
R
R
FB1
FB2
V
OUT
C
OUT