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IC BLOCK DIAGRAM & DESCRIPTION
IC310 KIA7810API(Regulator)
1 2 3
IC330 CD4066BCM(Switch)
IN/OUT
1
2
OUT/IN
OUT/IN
3
IN/OUT
4
5
CONTROL B
CONTROL C
6
V
7
SS
IC331, IC402, IC460 KIA4558F(OP. AMP.)
1
OUT A
2
-IN A
+IN A
3
4
V
EE
IC333 KTC801U(Switching)
6
Q1
1
1. INPUT
2. COMMON
3. OUTPUT
14
V
DD
SW A
13
CONTROL A
SW D
12
CONTROL D
IN/OUT
11
SW B
10
OUT/IN
9
OUT/IN
SW C
8
IN/OUT
V
8
CC
A
7
OUT B
B
6
-IN B
+IN B
5
5
4
Q2
2
3
IC321, IC491, IC603 PST3645U(System reset)
2
V
DD
Vref
GND
1
PIN No.
PIN NAME
1
GND
GND Pin
2
V
V
Pin / Voltage Detect Pin
DD
DD
3
C
Capacitor Connect Pin with Delay
D
4
OUT
Reset Signal Output Pin
IC401, 402, IC461 KIA4558F(Regulator)
1 2 3
IC403, IC405 NJM2058V(OP. AMP.)
A OUTPUT
1
2
A INPUT
A +INPUT
3
V+
4
B+INPUT
5
6
B INPUT
B OUTPUT
7
- 32 -
R
D
3
C
D
FUNCTIONS
INTERNAL EQUIVALENT CIRCUIT
Refer to BLOCK DIAGRAM
1. INPUT
2. COMMON
3. OUTPUT
14
D OUTPUT
A
D
D INPUT
13
12
D+INPUT
V
11
10
C+INPUT
C INPUT
9
B
C
8
C OUTPUT
4
OUT
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