[05-04 22:14:38] 来源:http://www.592dz.com 晶闸管控制电路图 阅读:9950次
概要:如图所示为采用双向晶闸管的延迟灯电路。电路延迟时间除与C1、C2、R4数值有关外,还与按键时间长短有关。VTH可用MAC94A4、MAC97A6型等双向晶闸管,VT1、VT2的β值均应大于200。电路图 src="/lm_59dz/UploadPic/2010-11/20101121113954544.gif" border=0 style="cursor:pointer;" onload="return imgzoom(this,600);" onclick="javascript:window.open(this.src);" style="cursor:pointer;"/>
采用双向晶闸管的延迟灯电路图,http://www.592dz.com电路图 src="/lm_59dz/UploadPic/2010-11/20101121113954544.gif" border=0 style="cursor:pointer;" onload="return imgzoom(this,600);" onclick="javascript:window.open(this.src);" style="cursor:pointer;"/>