Mondaykids TDA7293 power Amplifier PCB 60W*2(OCL) 120W*1 (BTL) 2 channel TDA7293 power amplifier board PCB for Audiophile DIY
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- Brand Name: Monday Kids
- Supply Voltage: none
- Model Number: OCL Amplifier Board
- Condition: New
- Type: Logic ICs
- Dissipation Power: none
- is_customized: Yes
Packing list: tda7293 amplifier PCB 1 piece
PCB size： 117*37mm
Recommended transformer: dual AC 20 to 28V （Rectification filtering required）
Reference component parameter:
capacitance
C1 C2 C5 C6 C7 C8 C9 C10 C13 C14 : 22uf;
C3 C4 C15 C16 : 0.1uf;
C11 C12: 1uf;
resistance
R1 R8: 680;
R2 R3 R4 R9 R10 :22K;
R5:10K;
R6:33K;
R7:22K;(BTL)
diode D1:4148
All components need to be purchased separately by yourself.
2 different ways of using : OCL / BTL
OCL:
Audio input: L-GND-R
R7: No need to install
K1: not connected (open circuit)
output: 2 speakers
BTL:
audio input : L -GND
R7 :22K
output： 1 speaker ( L OUT ) "+ " / (L OUT) "-"
The figure below is the OCL connection finished board, for reference only. The actual delivery is an empty PCB and does not contain any components.
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