产品详情
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
西码平板可控硅
N760CH14
N760CH16
N760CH18
N760CH20
N990CH02
N990CH04
N990CH06
N990CH08
N990CH10
N990CH12
N990CH14
N990CH16
N750CH26
N750CH28
N750CH30
N750CH32
N750CH34
N750CH36
N750CH38
N750CH40
N750CH42
N750CH44
N750CH45
N850CH30
N850CH32
N850CH34
N850CH36
N880CH20
N880CH22
N880CH24
N880CH26
N880CH28
N880CH30
N980CH02
N980CH04
N980CH06
N980CH08
N980CH10
N980CH12
N980CH14
N980CH16
N980CH18
N980CH20
N1400CH02
N1400CH04
N1400CH06
N1400CH08
N1400CH10
N1400CH12
N1400CH14
N1400CH16
N1400CH18
N1400CH20
N1600CH02
N1600CH04
N1600CH06
N1600CH08
N1600CH10
N1600CH12
N086SH02
N086SH04
N086SH06
N086SH08
N086SH10
三社二极管
DD30GB160
DD60GB40
DD60GB80
DD60GB120
DD60GB160
DD100GB40
DD100GB80
DD100GB120
DD100GB160
DD200GB40
DD200GB80
DD200GB120
DD200GB160
DD250GB40
DD250GB80
DD250GB120
DD250GB160
DD30HB120
DD30HB160
DD60HB120
DD60HB160
DD100HB120
DD100HB160
DD200HB120
DD200HB160
DD250HB120
DD250HB160
KD30GB40
KD30GB80
KD60GB40
KD60GB80
KD100GB40
KD100GB80
KD30HB120
KD30HB160
KD60HB120
KD60HB160
KD100HB120
KD100HB160
DWR50A30
DWR70A30
IXYS快恢复
MEK350-02DA
MEO550-02DA
MEK150-04DA
MEK600-04DA
MEA95-06DA
MEE95-06DA
MEK95-06DA
MPK95-06DA
MEA300-06DA
MEE300-06DA
MEK300-06DA
MEO500-06DA
MEA75-12DA
MEE75-12DA
MEK75-12DA
MEA250-12DA
MEE250-12DA
MEK250-12DA
MEO450-12DA
DPG10I200PA
DPG10I200PM
DPG15I200PA
DPG20C200PB
DPG20C200PN
DPG30C200HB
DPG30C200PB
DPG30C200PC
DPG60C200HB
DPG60C200QB
DSEK60-02A
DSEK60-02AR
DSEI60-02A
DSEI2x61-02A
DSEI2x121-02A
DSEI2x161-02P
DPG10I300PA
DPG10IM300UC
DPG15I300PA
DPG20C300PB
DPG20C300PN
DSEP30-03A
DPG30C300HB
DPG30C300PB
DPG30C300PC
DPG30I300HA
DPG30I300PA
DSEP40-03AS
DSEC59-03AQ
DSEP2x31-03A
DPF60C300HB
DPG60C300HB
DPG60C300HJ
DPG60C300PC
DPG60C300QB
DPG60I300HA
DPG60IM300PC
DPG80C300HB
DSEP2x61-03A
DPG120C300QB
DSEP2x91-03A
DPG10I400PA
DPG10I400PM
DPG15I400PM
DPG20C400PB
DPG20C400PC
DPG20C400PN
DSEP30-04A
DPG30C400HB
DPG30C400PB
DPG30I400HA
DSEI2x30-04C
DSEI2x31-04C
DSEP2x31-04A
DPF60IM400HB
DPG60C400HB
DPG60C400QB
DPG60I400HA
DPG60IM400QB
DPG80C400HB
DSEI2x61-04C
DSEP2x101-04A
DSEC240-04A
DSEP6-06AS
DSEP6-06BS
DSEI8-06A
阶段控制晶闸管
5STP06T1600
5STP10D1601
5STP10T1600
5STP20F1601
5STP20T1600
5STP34H1601
5STP34T1600
5STP07D1800
5STP09D1801
5STP18F1800
5STP18F1801
5STP18T1800
5STP27H1800
5STP30H1801
5STP30T1800
5STP50Q1800
5STP09D2201
5STP17F2201
5STP17T2200
5STP29H2201
5STP29T2200
5STP06D2800
5STP08T2800
5STP08D2801
5STP16F2800
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5STP15T2800
5STP24H2800
5STP27H2801
5STP27T2800
5STP33L2800
5STP45N2800
5STP45Q2800
5STP04D4200
5STP06D4200
5STP06T4200
5STP12F4200
5STP12F4201
5STP12F4240
5STP18H4200
5STP21H4200
5STP21H4240
5STP28L4200
5STP38N4200
5STP38Q4200
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5STP34N5200
5STP34Q5200
5STP52U5200
5STP03D6500
5STP08F6500
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5STP12K6500
5STP18M6500
5STP26N6500
5STP42U6500
5STP03X6500
5STP20N8500
5STR09F1620
5STR04T2032
5STR07F2541
5STP12M6500
5STP12N8500
5SDD40B0200
5SDD71B0200
5SDD71X0200
5SDD71X0400
5SHY35L4510
5SHY35L4511
5SHX04D4502
5SHX03D6004
5SGA06D4502
5GA20H4502
5STP07D1800
5STP27H1800
5STP33L5500
5DD33M5500
