Revised 08/03
11
TECHNICAL INFORMATION FOR FIC03272
Figure 12 - Application circuit
5
104
C12
12
13
11
IC2
4/4
14
4
C7
1
µ
R45
100k
IC2
2/4
7
6
5
2
3
ZD3
6.2V
R23
100
IC2
1/4
LM324N
R26
1M
C6
10
µ
R20
10k
ZD2
6.2V
R21
100
R43
10k
R44
1k
R28
22k
R27
47k
R24(4/8)
10k
R22
1M
C15
104
C8
103
R24(4/8)
10k
R35
8.2k
TH
C9
100p
R37
30k
VR1
30k
C10
10
µ
R39
22k
R40
220k
C11
104
IC2
3/4
10
9
8
TLC271CP
IC1
3
2
4
8
7
6
1
LED1
LED2
R18
470
R19
750
R24(8/8)
10k
R24(2/8)
10k
R24(1/8)
10k
R9
1k
R10
4.3k
R11
10k
R12
24k
R13
100k
R14
10k
R8
R5
R7
R6
10k
~
4
C5
103
D2
1SS176
R4
2.2k
D1
1SS176
C14
104
C13
104
C1
220
µ
ZD1
6.2V
C2
220
µ
R2
4.7k
R3
4.7k
R1
1k
2SA1015Y
Q1
C3
103
C4
104
X1
CST4.19MGW
2
1
FIC03272
(IC4
TMP47P443VN)
14
3
28
6
13
12
11
10
9
5
4
26
17
27
18
19
22
21
20
7
8
24
25
23
16
15
JP1
JP2
JP3
JP4
JP5
JP6
JP7
JP8
SW1
SKHHAJ
R15
10k
R16
10k
5V
0V
CN1
B2B-XH-A
1
2
R50
10k
R25
1M
2SA1015Y
Q2
1
2
3
0V
CN2
B3B-XH-A
R36
10k
104
C12
12
13
11
IC2
4/4
14
4
C7
1
R45
100k
IC2
2/4
7
6
5
2
3
ZD3
6.2V
R23
100
IC2
1/4
LM324N
R26
1M
C6
10
R20
10k
ZD2
6.2V
R21
100
R43
10k
R44
1k
R28
22k
R27
47k
R24(4/8)
10k
R22
1M
C15
104
C8
103
R24(4/8)
10k
R35
8.2k
SENSOR
C9
100p
R37
30k
VR1
30k
2
1
4
3
C10
10
R39
22k
R40
220k
C11
104
IC2
3/4
10
9
8
TLC271CP
IC1
3
2
4
8
7
6
1
LED1
LED2
R18
470
R19
750
R24(8/8)
10k
R24(2/8)
10k
R24(1/8)
10k
R9
1k
R10
4.3k
R11
10k
R12
24k
R13
100k
R14
10k
R8
R5
R7
R6
10k
~
4
C5
103
D2
1SS176
R4
2.2k
D1
1SS176
C14
104
C13
104
C1
220
ZD1
6.2V
C2
220
R2
4.7k
R3
4.7k
R1
1k
2SA1015Y
Q1
C3
103
C4
104
X1
CST4.19MGW
2
1
FIC
14
3
28
6
13
12
11
10
9
5
4
26
17
27
18
19
22
21
20
7
8
24
25
23
16
15
JP1
JP2
JP3
JP4
JP5
JP6
JP7
JP8
SW1
SKHHAJ
R15
10k
R16
10k
5V
0V
CN1
B2B-XH-A
1
2
R50
10k
R25
1M
2SA1015Y
Q2
1
2
3
0V
CN2
B3B-XH-A
R36
10k
Sensor
pins
1,4
:
heater
"
"
2,3
:
sensor