F71869A
12V
+12V
R51
4.7K
PMOS
Q4
U3A
3
2
D5
1N4148
+
-
VCC5V
D4
1N4148
1
R53
4.7K
FANCTL1
FANCTL2
FANCTL3
R54
4.7K
R52
10K
LM358
4 HEADER
C40
47U
JP3
4
3
2
1
R55
27K
R56 27K
+
FANIN1
FANIN1
FANIN2
FANIN3
3
2
1
R59 10K
C41
47u
FANCTL1
R57 100
R58
10K
C42
0.1u R60
10K
C43
0.1U
JP2
CON3
R61
3.9K
(4 PIN FAN Control)
DC FAN Control with OP 1
PWM FAN 1 SPEED CONTROL
12V
+12V
R63
4.7K
R62
R64
4.7K
4.7K
PMOS
Q5
U3B
Q6
PNP
5
6
D7
1N4148
+
-
D6
1N4148
VCC3V
7
R66
4.7K
R65
4.7K
R67
4.7K
LM358
C44
JP4
JP5
R70
27K
Q7
MOSFET N
2N7002
R68 27K
+
FANIN2
3
2
1
3
2
1
R69
330
R72 10K
C45
47u
FANCTL2
47U
R71
10K
C46
0.1u R73
10K
C47
0.1U
HEADER 3
CON3
R74
3.9K
PWM FAN 2 SPEED CONTROL
DC FAN Control with OP 2
12V
+12V
R75
R77
4.7K
4.7K
R76
4.7K
PMOS
Q8
Q9
PNP
U4A
D8
1N4148
VCC3V
3
2
D9
1N4148
+
-
R79
4.7K
1
R78
4.7K
R80
4.7K
C48
LM358
JP6
R82
27K
Q10
MOSFET N
2N7002
+
JP7
FANIN3
3
2
1
R81
330
R84 27K
FANCTL3
3
2
1
47U
R83
10K
R85 10K
C49
47u
C50
C51
0.1U
0.1u R86
10K
HEADER 3
CON3
R87
3.9K
PWM FAN 3 SPEED CONTROL
DC FAN Control with OP 3
FAN CONTROL FOR PWM OR DC
Title
Feature Integration Technology Inc.
Size
B
Document Number
FAN Control
Rev
2.0
Date:
Friday , April 09, 2010
Sheet
4
of
8
152
Oct., 2011
V0.19P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
