12V至正负20V的汽车音频放大电源转换电路

下面是 [12V至正负20V的汽车音频放大电源转换电路]的电路图
  　　
  12V至正负20V的汽车音频放大电源转换电路
   
   
  Bill Of Materials
  =================
  Design: 12V to 20V 100W DC-DC conv
  Doc. no.: 1
  Revision: 3
  Author: Jonathan Filippi
  Created: 29/04/05
  Modified: 18/05/05
  
  Parts List
  --- --------- -----
  Resistors
  ---------
  2 R1,R2 = 10
  4 R3,R4,R6,R7 = 1k
  1 R5 = 22k
  1 R8 = 4.7k
  1 R9 = 100k
  Capacitors
  ----------
  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
  -------------------
  1 U1 = TL494
  1 U2 = TPS2811P
  Transistors
  -----------
  2 Q1,Q2 = FDB045AN
  Diodes
  ------
  4 D1-D4 = 1N5822
  1 D5 = 1N4148
  Miscellaneous
  -------------
  1 FU1 = 10A
  1 L1 = 10u
  1 L2 = FERRITE BEAD
  1 RV1 = 2.2k
  1 RV2 = 24k
  1 T1 = TRAN-3P3S(责任编辑：电路图)