PCB Layout
J1 is for power input. J2 is for audio input. J3 is for audio output. What you need to do is to
solder terminal blocks.
Circuit Diagram
J3
CON2
1
2
R5
22K
+
C10
22uF/35V
1
2
+
C1
470uF/35V
1
2
+
-
U1
TDA2030
1
2
4
5
3
J2
CON2
1
2
J1
CON2
1
2
+
C5 470uF/35V
1
2
AUDIO IN
R4
680R
D1
LED/G
R1
22K
R6
22K
C4 1uF
1
2
R7
4.7R
SPEAKER
OUT
R8
4.7K
+
C6 470uF/35V
1
2
C7 1uF
1
2
POWER
SUPPLY
+
C9
22uF/35V
1
2
C2
1uF
1
2
C8
1uF
1
2
R2
10K
1
3
2
+
C3 22uF/35V
1
2
R3
22K
2
3
10Watt Class-AB Mono Power Amplifier Kit - TDA2030 User’s Guide
