2、 整流桥引脚热阻假设整流桥焊接在PCB板上，其引脚的长度为12.0mm（从二极管的基铜板到PCB板上的焊盘），

则整流桥一个引脚的热阻为： 　　在整流桥内部，四个二极管是分成两组且每组共用一个引脚铜板，

因此整流桥通过引脚散热的热阻为这两个引脚的并联热阻： 　　

一方面由于PCB板的热容比较大，另一方面冷却风与PCB板的接触面积较大，

其换热条件较好



MCD95-14IO1B

MCD95-16IO1B

MCD95-12IO1B

MCD95-18IO1B

MCD132-08IO1

MCD132-12IO1

MCD132-14IO1

MCD132-16IO1 .

MCD132-18IO1

MCD161-20IO1

MCD161-22IO1

MCD162-08io1

MCD162-12io1

MCD162-14io1

MCD162-16io1

MCD162-18io1

MCD200-12io1

MCD200-14io1

MCD200-16io1

MCD200-18io1

MCD224-20io1

MCD224-22io1

MCD220-08io1

MCD220-12io1

MCD220-14io1



SEMIKRON（赛米控/西门康）IGBT，可控硅，整流桥模块



西门康IGBT



SKM75GB128D SKM100GB128D SKM150GB128D SKM200GB128D SKM300GB128D SKM400GB128D SKM145GAL128D SKM300GAL128D SKM400GAL128D SKM300GA128D



SKM75GB123D SKM100GB123D SKM150GB123D SKM200GB123D SKM300GB123D



SKM400GB123D SKM75GAL123D SKM100GAR123D SKM300GA123D SKM75GD123D



SKM75GB176D SKM100GB176D SKM200GB176D SKM400GB176D SKM200GAL176D



SKM200GB126D SKM300GB126D SKM300GB126D SKM400GB126D SKM2