12V至正负20V的汽车音频放大电源转换电路 作者:dolphin 时间:2011-06-29 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 convDoc. no.: 1Revision: 3Author: Jonathan FilippiCreated: 29/04/05Modified: 18/05/05 Parts List--- --------- ----- Resistors---------2 R1,R2 = 10 4 R3,R4,R6,R7 = 1k 1 R5 = 22k1 R8 = 4.7k 1 R9 = 100kCapacitors----------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 = 2.2uIntegrated Circuits-------------------1 U1 = TL494 1 U2 = TPS2811PTransistors-----------2 Q1,Q2 = FDB045ANDiodes------4 D1-D4 = 1N5822 1 D5 = 1N4148Miscellaneous-------------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) 关键词: 正负 汽车 音频 放大 电源 转换 阅读全文 加入微信获取电子行业最新资讯搜索微信公众号:EEPW或用微信扫描左侧二维码