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IC BLOCK DIAGRAM & DESCRIPTION
IC402 STR-6238S(Switing Regulator)
Vin
4
Start
Reg.
T.S.D
-
+
O.L.P
Current
Mirror
4
F.B
IC403 L5431(Regulator)
1
2
3
IC602 M34506M2-728FP(Micon)
V
DD
V
(GND)
SS
X
(Clock input)
IN
X
(Clock output)
OUT
CNV
(GND)
SS
RESET
P2
/A
/(I/O)
1
IN1
P2
/A
/(I/O)
0
IN0
D
/K(I/O)
3
D
/C(I/O)
2
All manuals and user guides at all-guides.com
DRV.REG
O.V.P
Latch
O S C
-
+
1
VREF
2
Anode
3
Cathode
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
Rg2
Rg3
Rg1
DRV
-
+
O.C.P
-
+
INH1
-
+
INH2
-
+
F.B
IC404,405 KIA7805/7809(5V Regulator)
1
2 3
P0
(I/O)
0
P0
(I/O)
1
P0
(I/O)
2
P0
(I/O)
3
P1
(I/O)
0
P1
(I/O)
1
P1
/CNTR(Timer output)
2
P1
/INT(Interrupt input)
3
D
(I/O)
0
D
1(I/O)
- 36 -
D
3
2
GND
O.C.P
1
1. INPUT
2. COMMON
3. OUTPUT
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