PSDT110/16只要用万用表测量一下三个极之间的电阻值就可以。 　　
阳极与阴极之间的正向和反向电阻在几百千欧以上，
阳极和控制极之间的正向和反向电阻在几百千欧以上（它们之间有两个P-N结，而且方向相反，
因此阳极和控制极正反向都不通）。 　　

PSCH85/14
PSCH85/16
PSCH125/12
PSCH125/14
PSCH125/16

PSD50/08
PSD50/12
PSD50/14
PSD50/16
PSD50/18
PSD51/08
PSD51/12
PSD51/14
PSD51/16
PSD51/18
PSD55/08
PSD55/12
PSD55/14
PSD55/16
PSD55/18
PSD61/08
PSD61/12
PSD61/14
PSD61/16
PSD61/18
PSD63/08
PSD63/12
PSD63/14
PSD63/16
PSD63/18
PSD75/08
PSD75/12
PSD75/14
PSD75/16
PSD75/18
PSD83/08
PSD83/12
PSD83/14
PSD83/16
PSD83/18
PSD95/08
PSD95/12
PSD95/14
PSD95/16
PSD95/18
PSDH75/08
PSDH75/12
PSDH75/14
PSDH75/16
PSDH90/08
PSDH90/12
PSDH90/14
PSDH90/16
PSDT39/08
PSDT39/12
PSDT70/08
PSDT70/12
PSDT70/14
PSDT70/16
PSDT74/08
PSDT74/12
PSDT74/14
PSDT74/16
PSDT75/08
PSDT75/12
PSDT75/14
PSDT75/16
PSDT90/08
PSDT90/12
PSDT90/14
PSDT90/16
PSDT110/08
PSDT110/12
PSDT110/14
PSDT110/16

因达可控硅
PDT308
PDT3012
PDT3016
PDT608
PDT6012
PDT6016
PDT1008
PDT10012
PDT10016
PDT1508
PDT15012
PDT15016
PDT2008
PHT3008CF
PFT1503N-1K
PHT2508CF
PFT814H
PAH1508
PAH15016CF
PFT903N
PAH1508CF
PAH1516CF
PFT906N
PFT1303N
PFT1306N
PFT1503N
PFT1506N
PBF203
PBF206
PBF308
PDG30014
PDH308
PDH608
PDH1008
PDH1508
PDH2008
PDH2012
PDH3012
PDH3016
PDH6012
PDH6016
PDH10012
PDH10016
PDH15012
PDH15016
PCH308
PCH608
PCH1008
PCH1508
PCH2008
PCH2012
PCH3012
PCH3016
PCH6012
PCH6016
PCH10012
PCH10016
PCH15012
PCH15016
PGH758M
PGH2008AM
PGH3016AM
PGH5016AM
PGH7516AM

PGH10016AM
PGH20016AM
PGH5F308A
PAH1008CF
PAH1008CM
PAH1508CF
PAH2514CF
PAH15016CF
PAH3008CF
PVC75-08
PVC75-16
PVC76-08
PVC76-16
PVC110-16

英国西码WESTCODE   N系列相控可控硅、R系列快速可控硅、SM系列、SW系列普通二极管
西玛二极管
螺栓/平面底座型
SW02PCN012
SW04PCN012
SW06PCN012
SW08PCN012
SW12PCN012
SW10PCN012
SW02PCR012
SW02PCR012
SW04PCR012
SW06PCR012
SW08PCR012
SW10PCR012
SW12PCR012
SW02PCN020
SW04PCN020
SW06PCN020
SW08PCN020
SW10PCN020
SW12PCN020
SW02PCR020
SW04PCR020
SW06PCR020
SW08PCR020
SW10PCR020
SW12PCR020
SW02PCN030
SW04PCN030
SW06PCN030
SW08PCN030
SW10PCN030
SW12PCN030
SW02PCR030
SW04PCR030
SW06PCR030
SW08PCR030
SW10PCR030
SW12PCR030
SW02PCN040
SW04PCN040