F71862
+12V
12V
R99
4.7K
PMOS
Q6
VCC5V
D2
1N4148
U5A
R40
3
+
1
D3
4.7K
1N4148
R49
10K
2
4 HEADER
-
FANCTL1
FANCTL2
FANCTL3
C35
47U
R43
4
3
2
1
R41
27K
LM358
4.7K
+
FANIN1
JP3
FANCTL1
R48 100
(4 PIN FAN Control)
R42
10K
R44 27K
FANIN1
FANIN2
FANIN3
3
2
1
R45 10K
C37
47u
C36
0.1U
C38
JP2
0.1u R47
10K
CON3
R46
3.9K
DC FAN Control with OP 1
PWM FAN 1 SPEED CONTROL
12V
+12V
R100
R50
R51
4.7K
4.7K
4.7K
PMOS
Q8
U5B
Q7
5
6
D5
+
-
D4
PNP
VCC3V
7
1N4148
R53
1N4148
4.7K
R52
R54
4.7K
LM358
R59 10K
4.7K
C39
JP4
JP5
R56
27K
Q9
MOSFET N
2N7002
R57 27K
+
FANIN2
3
3
2
1
R55
330
C40
47u
FANCTL2
2
1
47U
R58
C41
10K
0.1u R61
10K
C42
0.1U
HEADER 3
CON3
R60
3.9K
PWM FAN 2 SPEED CONTROL
DC FAN Control with OP 2
12V
+12V
R62
R63
4.7K
4.7K
R101
4.7K
PMOS
Q10
U6A
Q11
D6
1N4148
PNP
VCC3V
3
2
D7
1N4148
+
-
R65
1
4.7K
R64
4.7K
R66
C43
LM358
R70 10K
4.7K
JP6
R68
27K
Q12
MOSFET N
2N7002
+
JP7
FANIN3
3
R67
330
R71 27K
FANCTL3
2
1
3
2
1
47U
R69
10K
C44
47u
C46
C45
0.1U
0.1u R73
10K
HEADER 3
CON3
R72
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
0.11
Date:
Friday , May 02, 2008
Sheet
4
of
7
107
July, 2008
V.28P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
