汽车12V至正负20V的转换器电路 (音频放大器电源电路)

Parts List
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Resistors
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2   R1,R2 = 10
4   R3,R4,R6,R7 = 1k
1   R5 = 22k
1   R8 = 4.7k
1   R9 = 100k

Capacitors
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2   C1,C2 = 10000uF
2   C3,C6 = 47u
1   C4 = 10u
3   C5,C7,C14 = 100n
2   C8,C9 = 4700u
1   C12 = 1n
1   C13 = 2.2u

Integrated Circuits
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1   U1 = TL494
1   U2 = TPS2811P

Transistors
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2 Q1,Q2 = FDB045AN

Diodes
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4   D1-D4 = 1N5822
1   D5 = 1N4148