TVS二极管常见的品质问题有哪些?
TVS二极管是一种用于保护电子电路免受瞬态电压冲击的关键组件。它们在电子设备中起到了至关重要的作用,尤其是在防止静电放电(ESD)和浪涌电流方面。然而,尽管TVS二极管的应用广泛,但在实际使用中仍然存在一些常见的品质问题,这些问题可能影响其性能和可靠性。本文中辰达行就来给大家介绍一二。
1. 热失效
热失效是TVS二极管常见的品质问题之一。当TVS二极管在过高的温度下工作时,其内部结构可能发生变化,导致器件失效。热失效通常由以下几个原因引起:
过高的环境温度:在高温环境下工作的TVS二极管,其散热能力可能不足,导致内部温度上升。
电流过大:过大的瞬态电流会使TVS二极管内部产生大量热量,超过其散热能力。
不良的散热设计:如果电路设计中没有充分考虑散热问题,TVS二极管的工作温度会不断升高,最终导致失效。
2. ESD和浪涌电流冲击
TVS二极管主要用于防护ESD和浪涌电流,但如果这些冲击超过了TVS二极管的额定能力,也会导致其失效。主要问题包括:
ESD冲击超标:如果TVS二极管所处的环境中,ESD事件频繁且强度超过其额定值,可能会导致器件失效。
浪涌电流冲击过大:类似地,如果浪涌电流的幅度超过了TVS二极管的额定峰值电流,器件会因过载而损坏。
3. 封装质量问题
封装质量对TVS二极管的性能和寿命有着直接影响。常见的封装问题包括:
封装破裂:机械应力或热应力可能导致TVS二极管封装破裂,暴露内部结构,进而影响其性能。
密封不良:封装不严密可能导致湿气或其他污染物进入器件内部,导致电性能下降或短路。
4. 生产工艺问题
TVS二极管的生产过程中,如果工艺控制不严格,也会引发品质问题。例如:
材料缺陷:如果制造过程中使用的半导体材料存在缺陷,可能导致TVS二极管的电性能不稳定。
工艺参数不当:生产过程中,温度、压力等工艺参数如果控制不当,可能导致器件内部结构不良,影响其性能。
5. 长期可靠性问题
长期可靠性是TVS二极管品质的重要指标。以下因素可能影响其长期可靠性:
老化:长期使用过程中,TVS二极管可能发生老化现象,导致电气性能下降。
环境影响:湿度、腐蚀性气体等环境因素可能加速TVS二极管的老化,影响其可靠性。
6. 参数漂移
在使用过程中,TVS二极管的电气参数可能发生漂移,影响其保护性能。这种漂移通常由以下原因引起:
温度变化:温度变化会导致TVS二极管的击穿电压等参数发生变化。
电流应力:长期的电流应力可能导致TVS二极管的参数漂移。
7. 设计选型不当
TVS二极管的设计选型对于其应用效果至关重要。如果选型不当,会导致其保护效果不佳。例如:
额定电压选型错误:如果TVS二极管的额定电压与电路需求不匹配,可能导致保护不完全或过度保护。
功率容量不足:选择的TVS二极管功率容量不足,无法承受实际应用中的浪涌电流。
TVS二极管在实际应用中可能遇到的品质问题包括热失效、ESD和浪涌电流冲击、封装质量问题、生产工艺问题、长期可靠性问题、参数漂移以及设计选型不当等。
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目录- Company profile Circuit Protection Technologies Overcurrent/Overvoltage Protection device ESD Suppression Solutions Overcurrent Protection/Overvoltage Protection Applications Common Circuit Threatsand Protection Solutions Fuses Fuse Holders PPTC Devices Varistors Gas Discharge Tubes ESD Suppressors TVS Diode Arrays Protection Ics TVS Diodes PLED Bypass Protectors SIDACtor® Protection Thyristors Circuit Breakers
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目录- 公司简介 分立器件(二极管/三极管/MOS管/稳压电路) 智能仓储
型号- SK22L,US2DF,M7L,US1BF,MB10S,40N15,DS28W,MM1Z6V2L,B0530WS,BZT52B7V5,US2DL,US1BL,MB10F,SD103AW,75N03,MMBT2907A,SS120F,US3GF,MMBT4401,DFLT15A,MM1Z4V7L,110P03,40N03,MMBT4403,SS18F,US5KL,US3GL,120N06,SMAJ9.0A,DFLT5V0A,30P03,8089D,DS26W,2SC5785,BZT52B6V2,ISS355,US3DF,PXT2222A,DFLT14A,17P10,BZT52B6V8,SK12L,US2BL,US2BF,2SB1260,8N65,1117,2SB1132,SMAJ8.0A,MMBD4148A,DFLT6V0A,2SA812,BZT52C7V5S,BZT52C8V2S,2SC3356,BAV19WS,BZT52C6V8S,MMBD2835,2SC3357,DFLT13A,MM1Z5V6L,US1AL,IRLML5103,US1AF,KTC3875,BAS716,2SB1386,S15GL,IN4448W,MMBT5401,MM1Z5V1L,BZT52B9V1,15N10,DS24W,SS24,2SA1036,DFLT12A,2SA1037,S15AL,US3BF,BZT52C5V6S,IN4007L,BYG10D,BZX84C62,2SA1162,BAS40-04,BYG10M,110N20,BAS521,IN4007W,BYG10K,SS14F,BYG10J,SS112F,BZX84C68,BYG10G,MM1Z4V3L,40P03,IN4006W,SS14,MM1Z3V6L,LM358,DFLT11A,2120,40P04,US2AL,BZT52C6V2S,ISS184,BAT46WS,US2AF,ISS187,IN4006L,G1A,7800,G1B,G1D,G1G,SS210F,BAS416,BZT52B8V2,G1J,16P03,LM321,ESD12VD3,2SA1015,DFLT10A,IRLML6402,IRLML6401,DS22W,2SA733,ZVN3310F,S15DL,TL432,6601,B0540WS,TL431,SS54,SS16F,SS110F,ZXMP10A13,SS36,SS34,A733,NTR2101P,S15BL,TL431L,BYG10Y,US3AF,SD103BW,SI4466DY,2SB1188,AO8205,TL431D,DFLT7V0A,BAT720,88N06,MM1Z3V9L,BAS516,2SC4375,BO520LW,20N06,2N7002D,20N03,100N10,2N7002A,IN4148W,MM1Z9V1L,IN4003W,DS210W,BAV20WS,PXT3904A,BAS20H,DS32W,B5819W,AO8814,BZX84C9V1,AO8810,IN4004WS,100N03,2N7002M,2N7002K,100N06,US1JF,IN4003L,RS3AF,RC4558,IN4002W,IN4148WS,IN4148WT,20N15,BAT54S,BAS21C,8789D,BZT52C5V1S,2281,BAT54H,B5818W,AO8822,AO8820,BAS21A,BAT54C,BAT54A,US2MF,US1KF,2SC945,IN4002L,LM393,DS212W,US2JL,MBR220L,US2JF,IN4005W,BAS70-04,A03421,IN4448WS,120N85,AO4314,AO4435,BZT52C4V7S,IN4005WS,AO4312,IN4005L,KTA1504,RS2AL,50N03,50N06,DB105S,MMBTH10,RS2AF,BZT52C3V9S,ISS400,IN4004W,US1B,US1A,2N10,AO8804,US1J,A03415,IN4004L,US1G,SK340LFL,US1D,SS212F,DB106S,SS115F,US2KF,170N03,RS3BF,A03419,US1K,S8550,180N06,BSS1S8,2SD1766,BSS123,18N03,3400DS,BZT52C2V7S,BZX84C7V5,IN4006WS,AO4490,AO4492,8608,MM1Z15L,MM1Z27L,DB103S,5352,BSS138,5353,SK13L,US1GF,BZT52C18S,30N03,AO4260,DB104S,MM1Z16L,IN4001W,US1DF,3N10,S1A,DS220W,6211,S1B,MM1Z8V2L,S1D,B5817W,S1G,BZT52C4V3S,US4JL,BZT52C3V6S,S1K,AO9926,S1J,B772,BAT54WS,BZX84C8V2,MMBT2222A,2SD965,3N06,BAT54W,BAS21S,DMN10H220L,6206,DB101S,S8205A,8886,US2GF,2SC1815,US2GL,BAT20J,B2T52B4V7,HT71XX,DW01,MM1Z6V8L,S8205,MM1Z7V5L,DB102S,MM1Z18L,S8205B,MM1Z22L,4054,BO530W,KTC4374,4056,BAS16X,MM1Z10L,KTC4379,2SC1766,KTC4378,PXT8050,BZT52C39S,AO3407,AO3401,2N65,BAS70,79L05,AO4854,AO3403,BZT52C27S,AO3404,BZT52C15S,79L08,79L09,AO4850,B5819WS,79L06,AO3400,AO4852,BZT52C3V0S,BZX84C5V1,RS2GF,B2X84C6V2,RS2GL,8783,MM1Z11L,AO3416,79M15,79M12,AO3415,RS1DL,ES1JL,DMN10H750S,RS1DF,MM1Z24L,ABS10,MM1Z12L,S3AF,RS1GF,75XX,2SC1623,2SC2712,2SD1664,2SC2714,AO4838,AO4832,AO4953,IN5818W,MM1Z2V0L,ES1JF,BZX84C6V8,35P02,12P03,8789,150N03,BAT46W,SMAJ14A,RS1GL,MM1Z13L,ABS04,2SD1898,ABS02,BZT52C2V4S,79L12,ABS08,AO4606,ABS07,ABS06,79L15,AO4842,BZT52C16S,1SS358,D882,BAR43,AO4840,ZVP3310F,SMAJ15A,HT73XX,A42,BZT52C11S,2SC1201,2SD1007,2SC1203,MM1Z30L,2SD1005,MB2F,MMBT3904,MMBT3906,ES1GF,BZX84C3V9,AO4410,RS1AL,BZX84C3V6,BAT54,ESDBLC5V0D3,MB2S,BZX84C3V0,B2X84C4V7,ES1GL,MMBD914,SMAJ12A,RS1AF,BZT52C10S,8223,S3BF,BZT52C22S,2SC1797,DS310W,AO4308,MB1F,1SS181,IN5817W,IN4001WS,HTK254,AO4304,AO4306,BAS40,RS2BL,AO4302,MB1S,SMAJ5.0A,XC6219,SMAJ13A,RS3DF,RS2BF,4N65,SI2316,2SC1662,2SC1661,2SC1664,MM1Z20L,MB4F,SI2315,2SC2873,73XX,S1AF,SI2312,45P02,SI2310,KTC3265,BAV21WS,AO3423,S8050,BZT52C13S,BCX51,IN4003WS,MMBD4148,BZX84C4V3,BCX53,BCX55,ES1EF,BCX54,MB4S,ES1EL,B2X84C5V6,BCX56,60N02,BAV20W,BC869,RS3GF,XC6206,SMAJ10A,S9013,SI2307,S9014,S9015,SI2305,DS215W,MM1Z33L,BZT52C12S,SI2303,S3DF,SI2301,US1ML,S9012,SI2302,SI2300,AO4407,BZT52C36S,AO3435,BZT52C24S,IN4002WS,AO4405,AO4882,RS1BL,RS2DL,BZT52C2V0S,SS8550,ES1DF,US1MF,ES1DL,RS2DF,BAV21W,HT75XX,S9018,SMAJ11A,RS1BF,BZT52B3V6,MM1Z3V3L,ZVP2110,RS1MF,RS1ML,12N65,MB6F,BZT52B3V9,SMAJ440,BZT52B3V0,MB6S,SMAJ6.0A,ES1CF,02N10,DFLT8V0A,ES2EF,BC846,HM4057D,ES2EL,BC848,A92,BC847,ES1CL,SS22F,CXT5551,150N85,BAV16W,MMBTA44,BAV16WS,MMBTA42,4056M,S1BF,BZT52C30S,ES2DF,ES1BF,BC857,4056H,BC856,S3GF,BC858,ES2DL,ES1BL,2N7002,BZT52B2V7,ES1C,MB8F,7N15,ES1D,1SS190,2SC1585,ES1E,71XX,BZT52C33S,M1F,ES1G,130N04,ES1J,BZT52B2V4,SK110L,BZX84C2V7,MB8S,ES2CF,BZX84C2V4,BZX84C2V2,S3JF,ES1AF,BZX84C2V0,ES1AL,SS24F,ES2A,SS12F,ES2B,ES2CL,ES2C,M2F,BZT52C20S,2SC1213,90N08,MM1Z2V7L,S1DF,KTK5132U,ES2BF,MMBT5551,ES2BL,DMN10H700S,4054H,ES1A,ES1B,M3F,8N03,BAV19W,MM1Z2V2L,MMBTA94,MMBTA92,MBR0530,BZT52B5V6,RS2KF,78M12,AO4810,BZT52B5V1,AO4812,78M15,IN5711W,BZT52B27,BAS70WS,ES2AF,ES2AL,M4F,BC807,BZT52B20,B5817WS,ES2D,BZT52C9V1S,ES2E,ES2G,ES2J,B0520WS,RS2JF,AO4826,DFLT51A,AO4822,8N10,78M05,78M06,78M09,78M08,DFLT9V0A,BAV23,RS2JL,S1GF,BC817,SS8050,2SC4672,S3KF,BZT52B30,ESD3V3D3,M5F,RS2MF,MM1Z2V4L,RS1KF,BO540W,BZT52B4V3,10N65,SS210,DMP10H4D2S,78L12,78L15,B5818WS,79M08,MMBT56,79M05,79M09,HKT251,ESD5V0D3,RS1KL,DMN24H3D5L,M6F,M6L,12N10,RS1JF,BZT52B18,AO4803,25P03,7N65,MM1Z3V0L,78L06,80N06,BZT52B10,78L05,140N10,BZT52B11,78L08,BZT52B12,BZT52B13,SMAJ7.0A,78L09,80N03,80N04,
音特电子(Yint Electronics)电路保护元器件选型指南
目录- 公司简介 瞬态抑制二极管 静电保护器件 半导体放电管 气体放电管 压敏电阻 自恢复保险丝 热敏电阻 肖特基二极管 整流二极管 高压二极管 稳压二极管 场效应管 霍尔传感器 热保护器 共模滤波器 低压差线性稳压器
型号- 30V-050,YAZ1P5D47,25D301K,SMAJ6.0CA,SMAJ40CA,ESDLC24VD8B,3R075L-8X10,HLT9P04C,HLS150N30K,YAZ1P5D51,5.0SMDJ170A,P8SMB120CA,16V-110,15KP58A,SMD1206-351,YAZ1P5D3V3,ESDLC15VD3B,YAZ1P5D3V6,RS3BBF,YAZ1P5D56,5D361KJ,HLS135N100,P8SMB13CA,YAZ1P5D3V9,HLS80R1K5,SMDJ78CA,HLP9N90,ES2JBF,ESDLC8V0D3B,S2MB,1812 SERIES,PGB0603-05,YC2M2012B121GBE,YAZ1P5D62,Y1ZP35D43G,HLS80R1K1,10D560KJ,SMCJ14CA,5D121KJ,P8SMB60A,S2MF,YAZ1P5D68,HLT30P55,HLS70N40K,HLP9N80,30V-075,5.0SMDJ85A,PGB0603-12,SMCJ100CA,SMBJ300A,YAZ1P5D75,5KP30A,HLS55N100PF5,SMF120CA,SMBJ150CA,16V-135,SMDJ170A,SMAJ70A,33D-7,250V SERIES,HLP9N70,33D-5,PGB0603-24,HLT9P03C,SMDJ58A,33D-9,HLG3401A1N,32D122K,SA48CA,SMCJ30A,YAZ1P5D82,ESD12VAP,HLP2P06C,10D-11,HLP14N80,SA180A,10D-13,10D-15,15KP54A,20D781KH,20D781KJ,15KP120CA,YAZ1P5D91,SA22CA,P6KE8.2CA,SMAJ100A,16V-160,5.0SMDJ170CA,SA110CA,HLS60200K,ESD12VD3,HLT30P10,SMDJ54A,10D680KJ,SMD1210-150-6V,SMDJ160CA,3KP14CA,SMBJ400CA,5KP SERIES,SMF36CA,ESD24VAP,ESD12VD8,ESD12VD5,7D220KJ,P6SMB51CA,ESD12VD9,10D K SERIES,HLT30P06,1.0SMB22CA,SMCJ220CA,32D561K,2R230S-6X4.2,HLT30P03,HLS187N80,5D241KJ,SMD1206-075-16V,SMD2920-200-16V,1.5KE51A,7D781K,HLS170N30PF5,P6SMB,HLS60R580,SA70CA,1.5KE36CA,5D121K,LC SERIES,DA SERIES,5KP36A,P6SMB16A,SMAJ18CA,SM8,SA17CA,1.5KE170CA,SMD1812-351,25D122K,5KP90CA,S SERIES,P0080TA,SMF,SMDJ51A,3KP45CA,P6SMB15A,ESD3V0J4,3R230S-6X8,3KP58CA,HLP38N30,10D471KH,25D561K,1.5KE56A,ESD8V0D5B,US2B,US2A,10D471KJ,US2K,HLS12N100C,US2J,30V-900,US2G,SA5.0CA,US2D,HLP4P20,RS2AB,20D911KH,YAZ1P5D XXX,HLR08U02,20D911KJ,RS2AF,5KP24CA,US2M,P6SMB16CA,HLP110P06,SMBJ90A,10D-20,SMF64A,US1B,US1A,SMBJ12CA,2R***L-5.5X6 SERIES,US1J,P6SMB13A,US1G,US1D,US1M,ESDLC24VD3B,US1K,SMBJ5.0A,HLT6N06,30V-090,SMD2920-100-33V,ESD8V0D3B,HLS20100N2,5D561K,1.0SMB6.8A,Y1ZD9V1,HLS120R800,P6SMB12A,YC2M2012B,20D220K,P8SMB75CA,YAZ1P5D10,32D911K,YAZ1P5D16,YAZ1P5D15,YAZ1P5D18,YAZ1P5D12,YAZ1P5D11,P6KE180CA,YAZ1P5D13,Y3ZP2D5V6,Y5ZP2D XXX,P6SMB10A,P6SMB11A,HLR75S12,Y3ZP2D5V1,MF58-203F-3950,25D SERIES,P8SMB64A,YAZ1P5D20,HLP75N08,P6SMB100CA,YAZ1P5D27,5.0SMDJ78CA,SMD0603-003-30V,YAZ1P5D22,20D,YAZ1P5D24,Y3ZP2DXXX,10D101K,1.5KE10CA,YAZ1P5D30,7D471K,YAZ1P5D39,SMF60A,YAZ1P5D33,25D431K,YAZ1P5D36,5D820KJ,5D560K,P6KE27CA,5KP33A,P6SMB82CA,10D102K,14D911K,20D221K,YAZ1P5D43,7D470K,5KP11CA,HLR12U12,YAZ2D8V2,20D470KJ,P6SMB47CA,RS2GB,20D K系列,HLT60N03,HLT60N02,HLS60150K,MF52A-104F-3950,1.5KE540A,HLT60N08,RS2GF,HLT60N04,SMDJ200CA,HLT60N06,16V-1000,SMF70A,SMDJ190CA,3KP64A,HLR12U06,HLR12U04,HLR12U02,10D112K,SMAJ48CA,SMBJ43CA,10D680K,HLT60N10,14D561K,1.0SMB9.1A,HLS247N120Q,1N4001W,S3AF,S3AC,SMCJ7.5A,SMAJ400A,S3AB,600V-110,60V-300,SMF19CA,ES3DBF,SA90A,34S471K,10D241K,SMD1206-075-6V,SMBJ18A,MF52A-303J-4200,HLP840,14D431K,HLT4P06,P8SMB SERIES,25D,1N4002W,MF52A-104H-4100,SMAJ300CA,P6KE220CA,SA40CA,25D911K,HLP830,YC2M2012B161GBE,1N4003W,3KP9.0CA,1.5KE510CA,SMD1812-421,MF52A-302J-3950,HLT5N04A1N,SMD1210-035-16V,Y3ZP2D18,14D681KH,P6KE100CA,2R300S-8X6,SMBJ16A,MF52A-103F-3380,HLS145NH80PF5,14D KJ 系列,Y5ZP2D XXX SERIES,SMBJ30CA,P6SMB SERIES,5KP28A,14D681KJ,S3DB,Y3ZP2D10,S3DC,Y3ZP2D12,HL78MXX,Y3ZP2D11,Y3ZP2D14,Y3ZP2D13,Y3ZP2D16,0603,Y3ZP2D15,YAZ1DXXX SERIES,14D112KJ,S3BF,HLT4P10,1N4004W,SMF110A,S3BB,S3BC,SMD1210-200-6V,60V-375,SMAJ8.5CA,SMAJ180A,HLP12P06,SMBJ17A,SMF85CA,RS2BB,SMBJ120CA,14D121K,14D112KH,RS2BF,14D561KJ,5KP8.0A,1N4005W,14D561KH,5KP250A,3KP75CA,SMD1812-401,Y3ZP2D39,SMBJ14A,HLR24U12,P6SMB18A,7D621KH,SMDJ16CA,7D621KJ,14D560K,600V-160,Y3ZP2D33,Y3ZP2D36,SMBJ130A,S3DF,RS2DB,1N4006W,ES2ABF,Y3ZP2D30,RS3KBF,5KP120CA,SA100A,SMBJ15A,SMAJ170CA,2R400L-8X6,RS2DF,Y3ZP2D20,Y3ZP2D22,600V-150,Y3ZP2D24,Y3ZP2D27,Y1ZP35D7V5G,YC2M 2012B SERIES,100D-9,1N4007W,YAZ1D6V2,ESD24VD8,HLP9N20,SMBJ12A,SMAJ6.0A,ESD24VD3,P6KE62CA,ESD24VD5,YAZ1D6V8,20D511KH,20D511KJ,SA7.5CA,ESD36VD3,5.0SMDJ78A,SMCJ7.0A,SMDJ51CA,HLG2301BA1N,5.0SMDJ48CA,Y5ZP2D3V9,Y5ZP2D3V3,ES5JC,Y5ZP2D3V6,SMBJ13A,15KP51A,Y5ZP2D3V0,S3GF,P6KE75A,S3GC,S3GB,10D201KJ,SMCJ150A,30V-110,HLS18N200K,SMD1812-200-16V,3R075L-6X8,SA6.0A,S3JF,5KP8.5A,SMAJ78A,S3JB,YAZ2D110,S3JC,ESDSMDA15C,HLP14N10,ESD36VAP,US3ABF,5KP120A,30V-120,SMBJ10A,SMD1210-075-6V,SMBJ11A,SMAJ22CA,7D180KJ,5D330KJ,SMCJ6.5CA,HLS2045N2,2R***S-8X6,YAZ2D100,SMAJ75A,SMCJ36A,RS2KB,SMDJ210A,SA190CA,15KP75CA,RS2KF,7D K SERIES,5.0SMDJ75A,P0300DA,ES5GC,SMF54CA,YAZ2D130,1.5KE100A,3R600L-6X8,P6SMB170A,HLS16N100C,SMCJ45CA,3KP60A,US5GBF,RS2JB,15KP240CA,HLT40P03PF5,RS2JF,HLT40P03PF4,P6KE75CA,S3KB,HLT9P01C,YAZ2D120,S3KF,S3KC,SMAJ6.5A,SMBJ440A,Y1ZP35D47G,RS2MF,7D K,SMCJ58CA,HLT20N10,HLS20150K,SMDJ7.5CA,SMD1206-301,RS2MB,MF52□□□4300,5.0SMDJ17CA,1.5KE18CA,ESD3V3APB,14D201KJ,3R200S-5X7.6,5KP60CA,HLT15N03C,5.0SMDJ70CA,YAZ2D150,HLT20N06,HLS90N60PF5,SMCJ33A,7D K系列,HLT30ND03PF4,20D751KJ,20D751KH,SMD1206-050-24V,YC2M1012B121FBP,3R470L-6X8,L SERIES,20D K SERIES,S3MC,S3MB,ES5DC,HLT20N15,HLS250N80,YAZ2D140,14D301K,SA6.5A,S3MF,5.0SMDJ33CA,P0640S,SA36CA,SMBJ,HLS90N30PF5,SMDJ20CA,SMF6.0A,HLR30U03,HLS130N85,LB SERIES,HLR30U02,HLR30U04,3D-13,RS1G,HLR30U06,RS1D,7D681KJ,3D-11,ESDLC5V0D8B,RS1B,YAZ2D170,20D361K,SMD1210-020-30V,HLS8060K,RS1A,P8S
TVS二极管的应用有哪些?
TVS二极管是一种专门设计用于保护电子电路免受瞬态电压冲击的半导体器件。它能够在极短的时间内响应过电压情况,迅速钳位电压,保护敏感的电子元件免受损坏。
设计经验 发布时间 : 2024-07-01
TVS二极管的参数及选择原则
TVS二极管可以有效地吸收电压瞬变,防止敏感元件受到损坏,在电路中起到保护作用。选择合适的TVS二极管时,需考虑多个参数,以确保其在特定应用中的有效性。本文中辰达行来为大家介绍TVS二极管的参数及选择原则,希望对各位工程师朋友有所帮助。
技术探讨 发布时间 : 2024-11-02
肖特基二极管与TVS二极管的不同点有哪些?
肖特基二极管和TVS二极管都是电子工程中常见的半导体器件,虽然它们在形态上可能相似,但它们的功能、工作原理和应用场景却有显著的不同。本文中辰达行就来为大家介绍肖特基二极管与TVS二极管的不同点。
技术探讨 发布时间 : 2024-06-27
TVS二极管正负极如何判断?
TVS二极管是一种用于保护敏感电路免受瞬态电压(如雷电引起的电压尖峰)影响的关键元件。TVS二极管能够在瞬间吸收高能量,从而保护后续的电路免受损害。
技术探讨 发布时间 : 2024-03-16
TVS二极管的选型要注意的地方
TVS二极管,又称瞬态电压抑制器或雪崩击穿二极管,是一种用于保护电路免受瞬态过电压冲击的器件。在选型过程中,本文介绍需要注意几个方面。
技术探讨 发布时间 : 2024-11-02
单双向TVS二极管工作原理及PCB布局技巧
TVS二极管是用于保护PCB布局中组件的常用组件,这些组件放置在数据线上,一旦电路中接收到ESD脉冲,就会通过将电流从受保护组件转移开来。本文中辰达行将为大家介绍单双向TVS二极管工作原理及PCB布局技巧。
技术探讨 发布时间 : 2024-01-07
TVS二极管选型需要考虑的参数有哪些?
TVS二极管被广泛应用于保护电路免受瞬态电压的破坏,选型正确的TVS二极管对于确保设备的稳定性和安全性至关重要。
技术探讨 发布时间 : 2024-07-20
TVS二极管选用原则有哪些?
TVS二极管是一种常用于保护敏感电子电路的元件。它能在超短时间内对电路中的过压事件进行吸收与抑制,避免静电放电(ESD)、雷击、电源波动等瞬态事件对系统造成破坏。选择合适的TVS二极管对于保证电路的可靠性至关重要。
技术探讨 发布时间 : 2024-10-30
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可定制LAMP LED、 CHIP LED、 PLCC LED、 汽车用车规级LED、COB LED的尺寸/电压/电流等参数,电压1.5-37V,电流5-150mA,波长470-940nm。
最小起订量: 30000 提交需求>
可定制单色光灯珠、双色灯珠、全彩灯珠、发光二极管、贴片灯珠、贴片LED等产品,尺寸:0.6*0.3mm-3.2*2.7mm,波长:405-940nm,亮度:24-750mcd,电压:1.5-3.5V。
最小起订量: 3000 提交需求>
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