Microlab A-6311 Schematics
654321
TDA2030A
4
TDA2030A
4
C8'
100UF/25V
R19
22K
C18
22uF
+VCC
SP1
SP3
4 ohm
6 ohm
SP2
6 ohm
JR1
R20
3.3
A-6311
C6
CC224
R8
3.3
C6'
CC224
R8'
3.3
C19
CC224
Number RevisionSize
0.5/0.5W
JR1'
0.5/0.5W
JR2
0.5/1W
R7
39K
R7'
39K
-VCC
C22
100UF/25V
Title
B
Date: 14-Sep-2004 Sheet of
File: F:\my file\My Design\a-6311.ddb Drawn By:
D
C
B
A
+VB
R
RCA
L
RCA
JK1
AC IN
R01
22K
R01'
22K
C9
1UF
R9
4.7K
R9'
4.7K
R11
8.2K
SW1
+VB
2
3
R10
100K
-VB
FUSE1
0.4A 250V
8
4
VR1A
B50K
VR1B
B50K
C11
CC104
R12
U4A
4558
1
C1
1UF
C1'
1UF
47K
C12
CC104
T1
D
C
B
A
1 2 3 4 5 6
R1
47K
R1'
47K
R13
10K
2
3
6
5
U1A
4558
-VB
U1B
4558
4xRL205
D3 D2
1
7
C13
MC224
6
R14
10K
5 7
C14
MC104
+VCC
D1D4
-VCC -VB
U4B
C23
3300UF
25V
C24
3300UF
25V
C2
MC682
R2
8.2K
C2'
MC682
R2'
8.2K
C16
0.47UF
R22
150/0.5W
R23
150/0.5W
R15
1K
R3
3.3K
R3'
3.3K
VR2
B10K
ZD1
9.1V
ZD2
9.1V
+VB
R4
6.8K
VR3A
B50K
R4'
6.8K
VR3B
B50K
C15
0.47UF
C25
100UF/25V
C26
100UF/25V
C4
0.22UF
C3
MC333
C4'
0.22UF
C3'
MC333
R17
22K
R24
1.8K/0.25W
LED
R5
22K
R5'
22K
C08
MC102
CC104
C21
C02
CC102
C02'
CC102
C7
CC104
R6
510
R6'
510
C22
100UF/25V
C5
3.3UF
C5'
3.3UF
1
2
+VCC
U5
-VCC
C8
100UF/25V
C7'
CC104
TDA2030A
5
4
3
5
1
U2
2
3
5
1
U3
2
3
C21
CC104
R18
680
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