产品介绍

DFA100BA160　　用万用表可以区分晶闸管的三个电极吗?怎样测试晶闸管的好坏呢? 　　
普通晶闸管的三个电极可以用万用表欧姆挡R×100挡位来测。大家知道，晶闸管G、K之间是一个PN结〔图2(a)〕，
相当于一个二极管，G为正极、K为负极，所以，按照测试二极管的方法，找出三个极中的两个极，测它的正、反向电阻，电阻小时，
万用表黑表笔接的是控制极G，红表笔接的是阴极K，剩下的一个就是阳极A了。测试晶闸管的好坏，可以用刚才演示用的示教板电路(图3)。
接通电源开关S，按一下按钮开关SB，灯泡发光就是好的，不发光就是坏的。
编辑本段晶闸管在电路中的主要用途
可控整流
DF50AA120
DF50AA160
DF60BA40
DF60BA80
DF60AA120
DF60AA160
DF75BA40
DF75BA80
DF75AA120
DF75AA160
DF100BA40
DF100BA80
DF100AA120
DF100AA160
DF150BA40
DF150BA80
DF150AA120
DF150AA160
DF200BA40
DF200BA80
DF200AA120
DF200AA160
DF75AC80
DF75AC160
DF100AC80
DF100AC160
DF150AC80
DF150AC160
DF200AC80
DF200AC160
DF20CA80
DF20CA120
DF20CA160
DF30CA80

DF30CA120
DF30CA160
DF60LA80
DF60LA160
DF60LB80
DF60LB160
DF75LA80
DF75LA160
DF75LB80
DF75LB160
DF100LA80
DF100LA160
DF100LB80
DF100LB160
DFA50BA80
DFA50BA120
DFA50BA160
DFA75BA80
DFA75BA120
DFA75BA160
DFA100BA80
DFA100BA120
DFA100BA160
DFA150AA80
DFA150AA120
MBRD320TRRPBF
MBRD330PBF
MBRD330TRLPBF
MBRD330TRPBF
MBRD330TRRPBF
MBRD340PBF
MBRD340TRLPBF
MBRD340TRPBF
MBRD340TRRPBF
MBRD650CTPBF
MBRD650CTTRLPBF
MBRD650CTTRPBF
MBRD650CTTRRPBF
MBRD660CTPBF
MBRD660CTTRLPBF
MBRD660CTTRPBF
MBRD660CTTRRPBF
MBRS1100TRPBF
MBRS120TRPBF
MBRS130LTRPBF
MBRS130TRPBF
MBRS140TRPBF
MBRS190TRPBF
MBRS320TRPBF
MBRS340TRPBF
MBRS360TRPBF
MUR1020CT
MUR1020CTPBF
MUR1520
MUR1520PBF
MUR1620CT
MUR1620CTPBF
MUR2020CT
MUR2020CTPBF
MUR3020WT
MUR3020WTPBF
MUR820
MUR820PBF
MURB1020CT
MURB1020CT-1
MURB1020CT-1PBF
MURB1020CTPBF
MURB1020CTTRL
MURB1020CTTRLP
MURB1020CTTRR
MURB1020CTTRRP
MURB1520

SKKD162/10 SEMIKRON 160A/1000V/DIODE/2U
SKKD162/12 SEMIKRON 160A/1200V.DIODE/2U
SKKD162/14 SEMIKRON 160A/1400V/DIODE/2U
SKKD162/16 SEMIKRON 160A/1600V/DIODE/2U
SKKD162/18 SEMIKRON 160A/1800V/DIODE/2U
SKKD162/20H4 SEMIKRON 160A/2000V/DIODE/2U
SKKD162/22H4 SEMIKRON 160A/2200V/DIODE/2U
SKKD201/08 SEMIKRON 200A/800V/DIODE/2U
SKKD201/12 SEMIKRON 200A/1200V/DIODE/2U
SKKD201/14 SEMIKRON 200A/1400V/DIODE/2U
SKKD201/16 SEMIKRON 200A/1600V/DIODE/2U
SKKD250/16 SEMIKRON 250A/1600V/DIODE/2U
SKKD26/12 SEMIKRON 26A/1200V/DIODE/2U
SKKD26/14 SEMIKRON 26A/1400V/DIODE/2U
SKKD26/16 SEMIKRON 26A/1600V/DIODE/2U
SKKD260/08 SEMIKRON 260A/800V/DIODE/2U
SKKD260/12 SEMIKRON 260A/1200V/DIODE/2U