如何外观检测肖特基二极管的好坏

时间： 2024-11-06 来源：辰达行官网

技术问答

肖特基二极管因其低正向压降和快速响应的特点，在电源管理、开关电路和高频应用中得到了广泛应用。为了确保这些二极管在电路中发挥稳定作用，尤其在出厂前或现场使用前，进行外观检测是必要的环节。这可以帮助初步判断其质量是否符合要求，减少不良元件流入生产线。

一、了解肖特基二极管的结构

与普通二极管不同，肖特基二极管由金属与半导体接触形成，不存在传统的PN结。其外壳通常由塑料或陶瓷材质制成，外部则有金属引脚用于电路连接。肖特基二极管的设计特性使得其耐压较低，因此外观检测时特别需要注意是否有影响其稳定性的外部损伤。

二、外观检测要点

在外观检测中，可从以下几个方面入手来判断肖特基二极管的质量：

1. 外壳完整性和密封性

肖特基二极管的外壳是保护其内部结构的重要屏障。观察外壳时，应仔细检查是否存在裂缝、划痕或破损现象。如果发现有裂纹、缺口或其他明显损坏，可能会使外界的湿气或灰尘进入二极管内部，影响其性能，甚至导致短路。外壳的颜色也可以是检测的标准之一，一些高质量的塑料封装外壳会有较均匀的黑色光泽，而劣质材料可能显得粗糙或发灰。

2. 引脚状况

引脚是连接二极管和电路板的关键部位。检查引脚时，重点观察引脚是否光亮、无氧化或锈蚀。肖特基二极管的引脚通常镀有一层锡，这不仅有助于防止氧化，也提升了可焊性。锈蚀或氧化会导致接触不良，从而影响电性能。如果引脚变形严重，可能影响安装和导电性能，应当及时更换。

3. 标识清晰度

肖特基二极管的外壳上通常会印有型号、规格和品牌标识。这些标识不仅帮助识别二极管的额定电流和电压等参数，也能防止不同规格的二极管混用。检测时，应确保标识清晰、无模糊或脱落现象。标识模糊的二极管可能是存储条件不佳或印刷工艺欠佳的产品，这类二极管的品质通常较低，不建议使用。

4. 表面物质或不明污染物

在检测过程中，如果发现肖特基二极管外壳表面有油渍、胶状物或其他不明物质，需引起重视。优质的二极管封装应当具备良好的密封性，表面通常干净无杂质。如果表面有不明物质，可能是由于封装不良导致内部材料渗出，或二极管曾受过不良环境影响。这类二极管的内部稳定性可能存在问题。

5. 观察焊盘及镀层

优质的肖特基二极管引脚上有一层均匀的镀层，提升了导电性和可焊性。在观察引脚时，可以查看镀层是否完整、无脱落。若镀层不完整或存在剥落现象，说明产品在制造或存储过程中受到了不良影响，这会导致焊接效果下降，从而影响电气性能。

三、其他检测建议

外观检测可以帮助我们筛选出一些明显不良的肖特基二极管，但它只能判断外观质量，无法完全反映出内部电气性能。在实际使用中，建议结合以下几种测试方法，确保其性能满足需求：

1. 正反向电阻测试

使用万用表的二极管档位测量肖特基二极管的正反向电阻。在正向电阻测试中，二极管应显示出一定的低阻值，而在反向电阻测试中，则应显示为无穷大。若测得的正向阻值较大或反向阻值不为无穷大，可能表明二极管内部已损坏。

2. 开路和短路检测

通过简单的万用表测试，检查二极管是否存在短路或开路情况。短路的二极管在电路中会导致过大电流，严重时会损坏整个电路，开路的二极管则无法实现电流整流。若发现肖特基二极管存在开路或短路现象，应当立即更换。

3. 老化测试

对于质量要求较高的应用场景，可以进行老化测试，以检验肖特基二极管在高温和高压环境下的稳定性。老化测试可以帮助我们提前发现潜在问题，并剔除早期失效的元件，从而保证产品的可靠性。

肖特基二极管的外观检测是一项重要的初步筛选手段。通过仔细检查外壳、引脚、标识、污染物和镀层等要点，可以筛除一部分质量不佳的元件，降低不良品进入生产线的风险。但需要注意的是，外观检测只能判断外在质量，无法完全替代电性能测试

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选型指南 - 硕凯电子 - 201905 PDF 中文下载

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目录- 低压降肖特基管（贴片式）超快恢复整流管（贴片式）高效率整流管（贴片式）快恢复整流管（贴片式）肖特基势垒整流管(贴片式)/普通整流管(贴片式)/圆柱封装(贴片式) 瞬变抑制管（贴片式）整流桥普通整流管（轴向式）快恢复整流管（轴向式）高效率整流管（轴向式）超快恢复整流管\高压整流管\玻璃钝化普通整流管（轴向式）玻璃钝化快恢复整流管（轴向式）肖特基势垒整流管（轴向式）开关管\双向触发管（贴片式/轴向式）和SOD、SOT封装二极管（贴片式） ESD保护管（贴片式）场效应晶体管（贴片式/轴向式）\晶体管（贴片式）\稳压电路稳压管（贴片式/轴向式）瞬变抑制管（轴向式）TVS 可靠性试验项目列表包装规格封装结构尺寸图符号及术语

型号- EABS8,1A1,1A2,EABS6,1A3,1A4,1A5,1A6,SMAJ6.0CA,1A7,SMAJ40CA,EABS4,S2MW,EABS2,SMF10CA,SD15,SD12,SMDJ78CA,MBRF10U65CT,SD05,SD03,SMCJ14CA,S2MF,SB15100L,SMCJ100CA,R4000,SMBJ300A,MBRD1010T,5KP30A,SMBJ150CA,SMF120CA,BZT52C8V2,SR140L,SMDJ170A,SMAJ70A,FR601,KBJ25005,FR602,FR603,FR604,FR605,FR606,MBRF40U60CT,FR607,SMDJ58A,SD24,SA48CA,SMCJ30A,UG6KB60,1SMA5930A,ST540L,SL52BF,1SMA4731A,ST1045,1F1,1F2,SR180,1F3,1SMAF4749A,1F4,1F5,1F6,SA22CA,ST1060,1F7,1SMA5931A,P6KE8.2CA,SMAJ100A,ESD5Z12V,P4KE180A,1SMA4730A,SA110CA,SS210F,UG6KB80,SMDJ54A,RB520S30,SMDJ160CA,SF560T,SMBJ400CA,SMF36CA,1SMA4733A,1H1,1H2,1H3,1SMAF4747A,1H4,P4KE22CA,1H5,1H6,SR580L,1H7,1H8,SMCJ220CA,KBPC25005,1SMA4732A,1.5KE51A,1SMAF4748A,UG2KB05,KBL601,KBL602,KBL604,KBL606,KBL608,1.5KE36CA,SA70CA,KBJ2010,5KP36A,1SS400,1SMA4735A,1SMAF4745A,SMAJ18CA,SA17CA,KBL610,1.5KE170CA,MBR20100CT,R1800,KBJ2008,KBJ2004,5KP90CA,KBJ2006,SMDJ51A,KBJ2002,1SMA5935A,KBJ2001,SS2150,1SMA4734A,1SMAF4746A,SB10200L,AB110S,MMBZ12VAL,SR3200,1SMA5932A,BAS70-06,1.5KE56A,BAS70-04,BAS70-05,US2B,US2A,US2K,US2J,US2G,US2D,SA5.0CA,1SMA4737A,1SMAF4743A,RS2AF,RMB2F,US2M,5KP24CA,BZT52C3V9S,MBR1060FCT,SMBJ90A,US1B,SMF64A,US1A,SMBJ12CA,1SMA5933A,US1J,US1G,ST10100,US1D,MBR10200FCT,1SMA4736A,1SMAF4744A,US1M,US1K,SD101BWS,SMBJ5.0A,1SMAF4741A,1SMA5938A,ST3100L,UG2KB40,ST36BF,SMBJ5337A,1SMA4739A,SR320L,1SMAF4742A,P6KE180CA,US3D,US3B,1SMA5939A,US3A,BZT52C3V3S,US3K,US3J,SMBJ5338A,US3G,US3M,1SMA4738A,UG2KB20,P4KE400A,BZT52C3V6S,KBL6005,1SMA5936A,SMBJ5339A,SL34BF,1.5KE10CA,SM15,SM12,SMF60A,1SMAF4740A,1SMA5937A,US5D,UG2KB10,US5B,US5A,P6KE27CA,MBR10150FCT,US5M,SS5200,5KP33A,US5K,US5J,US5G,SM05,SM03,5KP11CA,P4KE6.8CA,SS3200F,SS510,SMBJ5344A,RMB8F,UG2KB80,ESD3Z3V3BU,RS2GF,RL201G,KBU81Q,SD15C,SMF70A,RMB6S,P4KE20A,SMBJ5345A,SMBJ5346A,SMAJ48CA,SMBJ43CA,SM24,ESD5Z3.3C,S3AF,SMCJ7.5A,SMAJ400A,2SD1664,1SMA5928A,UG2KB60,SA90A,SS52F,SMBJ5347A,1N4001G,SMBJ18A,R5000F,KBU802,KBU804,SS510F,KBU801,RL203G,10A8,10A6,SMAJ300CA,KBU806,RMB8S,10A4,SR3150,P6KE220CA,SA40CA,KBU808,10A2,RS2GW,1SMA5929A,D882,1N4002G,SMBJ5348A,10A1,KBU810,RL202G,SMBJ5340A,RS2BW,P6KE100CA,SMBJ16A,1N4003G,SMBJ30CA,5KP28A,RL205G,RMB4F,S3BF,SR5100L,SMF110A,MBRF20U100CT,SMBJ5341A,RS2AW,SMAJ180A,P4KE100A,RMB2S,1N4004G,SMBJ17A,SMF85CA,RL204G,SMBJ120CA,RS2BF,RB156,RB157,RB154,RB155,5KP8.0A,SMBJ5342A,RS2DW,RMB6F,SMBJ14A,SB0545L,SMDJ16CA,1N4005G,R2500F,SS5150,RL207G,SMBJ130A,SD12C,RMB4S,S3DF,SB1080L,KBP3005,GBJ8005,5KP120CA,SMBJ5343A,SA100A,SMBJ15A,1N4006G,SMAJ170CA,RS2DF,SF2060CT,RL206G,RB152,RB153,RB151,RMB10S,RMB10F,SMBJ12A,KBPC2502W,ESD5B3CM,SMAJ6.0A,P6KE62CA,1N4007G,SR260,SS58F,MMBTA56,MMBTA44,SA7.5CA,SMCJ7.0A,SMDJ51CA,SMBJ13A,KBPC2501W,KMB14F,ES5BBF,S3GF,SR250,P6KE75A,GBU35005,MBRD1015T,ESD5Z15V,SMCJ150A,MM1W330,SA6.0A,S3JF,SB10150L,5KP8.5A,KBPC2504W,SR280,SMAJ78A,5KP120A,UF4007,UF4005,UF4006,SMBJ10A,UF4003,UF4004,UF4001,SMBJ11A,UF4002,P4KE27A,ST310BF,SMAJ22CA,SMCJ6.5CA,TB310S,SMAJ75A,SMCJ36A,MMBTA94,RS2KF,SR220,KMB18F,MBRF10U150CT,SF5150T,SMF54CA,1N4448W,RS2KW,1.5KE100A,KBPC2506W,SS54F,B5817WS,SMCJ45CA,SB20100L,US5GBF,BZT52C7V5,RS2JF,P6KE75CA,P4KE24A,SS53F,RS2JW,S3KF,SMAJ6.5A,SMBJ440A,RS2MF,SMCJ58CA,GBJ810,SMDJ7.5CA,GBU810,1.5KE18CA,RS2MW,GBU802,GBU804,5KP60CA,GBU806,GBU808,KBPC2508W,SR240,SMCJ33A,SS56F,MBR10150CT,GBJ804,GBJ801,GBJ802,P4KE22A,GBU801,KMB16F,ST360L,P4KE6.8A,GBJ808,SA6.5A,SS55F,S3MF,SA36CA,GS1G,MBR3060CT,1SMB5947A,GS1J,MBRD1020T,GS1K,S0DDB3,GS1M,SMDJ20CA,SMF6.0A,SD103AX,SD103AW,RS1G,RS1D,FR204G,RS1B,A04459,RS1A,RS1M,RS1J,RS1K,SMDJ160A,1SMB5948A,SMAJ60A,FR205G,SMDJ48A,SMF22CA,SMCJ7.0CA,GS1B,GS1A,GS1D,SMCJ20A,P4KE36CA,1SMB5949A,P6KE200A,MBR3045FCT,RS3A,SMBJ85A,RS3G,RS3D,P4KE120CA,FR206G,RS3B,1SMA4741A,RS3M,RS3J,RS3K,MBRF30U45CT,BAV19WS,BZT52C6V8S,KBPC3510W,SF502ET,SMDJ33CA,SMDJ45A,MMBZ15VAL,RS2G,1SMA4740A,SL0580,FR207G,RS2D,RS2A,RS2B,SD103AWT,SD103AWS,SF502ED,RS2M,SF10100T,RS2K,SMCJ13CA,RS2J,1SMA5942A,RS5B,RS5A,SMDJ64CA,5KP180CA,RS5J,RS5K,RS5G,1SMA4743A,RS5D,SS38F,1.5KE62A,RS5M,SS3150F,MSB30M,SMCJ26CA,1SMA5943A,MSB30J,SA75A,MSB30K,SMDJ43A,BZT52C6V2S,MM1W300,1SMA4742A,MSB30G,MSB30D,1.5KE250A,SL0560,SD103CW,1SMA5940A,SA78A,RB500V40,SMAJ85CA,1.5KE8.2A,SB1580L,SL20200,GBJ35005,SMBJ90CA,1SMA4745A,1SMAF4759A,1SMA5941A,SMAJ110A,ESD0501BL,SMF6.0CA,SS2200,SD103BW,SMF48CA,1SMA4744A,SL0545,P4KE10CA,KBU8005,AB120S,P4KE18CA,1N4933G,1.5KE350CA,SMDJ40A,1SMA5946A,SM24C,5KP24A,1SMA4747A,1SMAF4757A,SB05200L,RS5ABF,1.5KE24CA,SMF78A,SMDJ110CA,1SMA5947A,1N4001,1SMA4746A,1N4002,1N4003,SD101CWS,1SMAF4758A,1N4004,1N4005,SF5200T,1N4006,1N4007,1N4935G,1.5KE68A,SMBJ24CA,1SMA5944A,5KP26A,1SMAF4755A,SA18CA,1SMA4749A,1N4934G,1SMA5945A,ESD0501OC,1SMA4748A,1SMAF4756A,BAS316,S8550,1N4937G,MBR30100CT,BSS123,1SMAF4753A,SMF75A,SF306ET,1.5KE11CA,GBJ5002,GBJ5004,GBJ5001,P6KE15CA,SMCJ440A,GBJ5006,GBU8005,GBJ5008,SF306ED,5KP20A,1N4936G,BSS138,1.5KE68CA,SMBJ11CA,SMDJ5.0CA,SL22BF,ESD3Z5V0BU,1SMAF4754A,SB0560L,5KP12CA,SR2100L,P4KE91A,1SMAF4751A,1SMA5948A,SMF17CA,SF1040CT,5KP22A,SMF70CA,5KP5.0A,DSF1A,ESD5Z7V0,1SMAF4752A,DSF1G,1SMA5949A,DSF1C,GBJ5010,DSF1B,DSF1E,DSF1D,1N5391,1N5393,DSF1J,1N5

选型指南 - 辰达行 - 2020年 PDF 中文下载

如何区分整流二极管与肖特基二极管？

二极管作为最基本的元件之一，发挥着整流、保护和开关等多种作用。整流二极管与肖特基二极管作为两种常见的二极管类型，它们在电路应用中各有优缺点，针对不同的应用场景具有不同的性能表现。了解这两者的区别，有助于工程师选择适合的元件以满足项目需求。本文辰达行就来为大家介绍区分整流二极管与肖特基二极管的方法。

技术探讨发布时间 : 2024-11-21

肖特基二极管与整流二极管的不同点有哪些？

二极管是一种非常常见的元件，主要用于整流、开关、保护等功能。根据不同的应用需求，二极管的种类也多种多样。本文中辰达行来给大家介绍肖特基二极管与整流二极管的不同点，希望对各位工程师有所帮助

技术探讨发布时间 : 2024-06-23

肖特基二极管漏电的原因及解决方法

肖特基二极管是一种半导体元器件，由金属与P型半导体或N型半导体接触而形成，属于单向导电元件。它的结构与普通二极管的结构类似，但是肖特基二极管没有PN结，而是由金属和半导体之间的Schottky势垒形成的。当肖特基二极管的正极连接到P型半导体，负极连接到金属时，金属与P型半导体之间将会形成一个势垒。

技术探讨发布时间 : 2024-06-22

整流二极管与快恢复二极管该如何区分？

二极管是实现整流、保护和信号控制的重要元件。不同种类的二极管因其性能差异而适用于不同的应用场景。整流二极管和快恢复二极管是两种常见的二极管类型，工程师在设计时需要根据电路需求选择合适的元件。整流二极管与快恢复二极管该如何区分？本文辰达行来为大家介绍。

技术探讨发布时间 : 2024-11-20

【选型】辰达行（Microdiode）ESD防护器件/二极管/MOSFET/晶体管/整流桥选型指南（简版）

目录- ESD静电管/MOSFET分立器件/分立器件晶体管普通整流管/快恢复整流管/高效率整流管/超快速整流管肖特基势垒整流管/瞬态电压抑制器/稳压管/整流桥工厂设备&产品应用

型号- 1A1,KBPC35005,8A005G,MB10M,MB10S,1A7,SOD1E8,SF51,MB10F,SMCJ440CA,SS1200,1N5408G,SOD1E1,SD103AW,S2MW,10A005G,SF58,FR301G,HER101,FR107G,RS1A,RS1M,MMBT2907A,MURS420,SMF5.0CA,SOD1F7,GBU1510,KBPC5010,MMBT4403,HER108,MUR1100,SOD1F1,SD03,S2MF,HER508G,MB110S,RS3A,6A10G,MBR10200CT,ESD2401OC,GBJ25005,HER201,SD36,MBR1045CT,SB15100L,GBU15005,TB10S,KBU15005,RS3M,US2AW,DL4937,MSB40M,2SC3356,SOD1H8,KBPC3510W,SF61,SOD1H1,KBPC6005,HER208,FR601,SMF5.0A,US1AF,FR607,S1MF,SF68,SB1045L,FR207G,MBRB3040CT,RS2A,1SMA4764A,UG3KB05,MSB40D,SD103AWS,RS2M,LM4001,DL4933,GBLC03CI,MMBT5401,LM4007,SS22,SFF1601CT,RS5A,KBL4005,HER301,KBPC2510W,ESD5B5CL,ESD5B5CM,SL1545,SS32,ST1045,1N5391G,GBU3510,1F1,1N5400,6A005,KBL410,RS5M,UF4001G,MSB30M,1F7,1N5408,HER608G,SS12,SMAF440CA,HER308,SF501ET,US2AF,SS3200,W10,UM10B,SF501ED,MMBZ27VAL,MSB30D,DL5817,SD103CW,DL5819,DLFR101,MB12S,GBU410,ESD8D8V0-36,MBRF3045CT,GBU25005,BZX84C43,FR307G,GBJ35005,1H1,UF5A,SS52,ESD5Z3V3,1H8,ESD0501BL,S10A,RS6A,SS2200,US3AF,BSSN20,KBPC25005,SMAF5.0A,DB207S,GBLC24CI,DLFR107,SR1200,S10M,RS6M,SD103CWS,MUR4100,KBU8005,1N4933G,TT6MF,SF61G,ESD0301BL,B5819W,SK8200,MBR30200CT,MBR845,SM24C,KBPC50005W,2N7002K,DB107S,UG3KB100,RS3AF,MBRD5200T,KBJ410,KBL610,SR2200,KBPC8005,FR301,RS5ABF,BZT52C5V1T,US2MW,FR601G,US5MBF,FR307,UF5M,SS1200F,US2MF,1N4001,1N4007,SMAJ440A,SR3200,KBPC10005,SF51G,US2A,ESD0504TL,SFF1608CT,MURS120,KBPC1510,AO3460,TT6KF,HER208G,GBU6005,RS2AF,US2M,MB05S,MBRF2045CT,FR201,10A10,MB05M,US1A,MBRF30200CT,8A10G,FR207,SF506ET,1SMA5957A,ESD0501OC,MB05F,ST2045,US3MF,US1M,10A010G,SF506ED,TB05S,S8550,SMBJ5.0A,1N5399G,1N4937G,M1,KMB120F,BSS123,M7,MURS460,MBRF20200CT,KBPC25005W,SMCJ440A,SMAJ5.0CA,GBU8005,MBRD1040D,RL207,GBJ10005,GBU150005,SB10100L,HER501G,KBJ610,RL201,BSS138,FR101,ESD8D12V,US3A,FR107,SMDJ5.0CA,MBRD5200TT,MUR420,SF801,ESD3Z5V0BU,ESD5Z36,HER308G,MBR20200CT,SMDJ5.0A,DB201S,MBRD5200,8A005,SF808,UF5400G,US3M,S5AF,S1A,KBU6005,SMCJ5.0CA,B5817W,ST510C,SMF440CA,B772,S1M,KBL6005,MBRD540T,S1AF-S1MF,ST510A,MMBT2222A,ST510B,DB101S,S2A,KMB220F,MBRD10200D,FR607G,KBJ4005,UF4007G,US5A,1SMA5913A,S2M,US5M,SS5200,1N5391,KBU610,1N5399,SM03,HER601G,1SMA4728A,SMBJ5.0CA,S3A,SR5200,SF21G,UF5408,MBR3045CT,SS3200F,S3M,UF5400,B5819WS,AO3400,HER101G,KBPC810,KBPC3510,ESD3Z3V3BU,SM36,GBU4005,RL201G,SD03C,SF68G,MBRD540D,RS5MBF,SF1601,FR151G,DSK320,GBU20005,6A005G,ESD05D6BU,SMBJ5333A,MBRF1045CT,ESD05D6CU,6A10,GBJ1510,ESD5Z3.3L,US5ABF,M1F-M7F,MBRF10200CT,ESD5Z3.3C,S5A,SMF440A,FR151,ABS10,S3AF,SR320,SF11G,1N4001S,FR157,SF1601CT,SB1545L,2SC1623,S5M,MURS1100,ES1JF,SS52F,1N4001G,SF1608,DL4001,GBJ2510,W005,KBU2510,DL4007,DB157S,S6A,ES2JW,SF58G,ABS05,ST510BF,DSK220,DSR0.3A,S6M,BZT52C75,D882,ES2JF,HER201G,ESD8D3V3,KBU810,MUR120,DSR0.3M,BZT52C5V47T,S2AF,ESD5Z5.0L,DB157,ABS210,BZT52C47T,KBP2005,SFF808,10A005,S2AW,DB151,ABS205,KBPC15005W,KBP210,SFF801,ESD5Z5.0C,RS1AF,SFF21608CT,UF5408G,RS2AW,KBJ6005,SMBJ440CA,KBU10005,KBPC2510,SM03C,ES3JF,SS2200F,SMAJ5.0A,SR520,SF31G,S1AF,SI2310,S8050,ESD0502TL,HER301G,BSN20,MMBZ5V6AL,RL207G,KBP310,SMDJ440CA,S9012,BZT52C2V0,SI2300,KBP3005,GBJ8005,FR157G,UM1B,SL2045,8A10,BZT52C2V0S,SS8550,US1MF,SF2060CT,KBU1510,HER108G,S9018,SD36C,RS1MF,1N5400G,KBPC1510W,ESD0302L,1N4007S,MBRB30200CT,SMAF440A,KBPC50005,ESD5B3CM,MM1W3V3,KBF2005,1N4007G,DSK32,SS22F,SF2010CT,DB151S,SR05LC,HER508,MBR8200,HER501,KBPC5010W,KMB14F,RMB12F,DSK22,ST54A,ESD0302TL,ST54B,BC858,GBU35005,ST54C,SF28G,2N7002,M1F,ES1J,ESD0522P,GBU610,SMBJ5362A,SM712,KBPC310,SL1045,MM1W330,BZX84C2V4,2W005,DSK12,ES1AF,2W10,ES2A,SS12F,ST54BF,SS5200F,1N4933,SMAF5.0CA,HER608,DB107,1N4937,GBU1010,DB101,GBJ1010,UF4007,KBPC15005,FR101G,ESD5B5CU,HER601,UF4001,SMAJ440CA,KMB24F,SK82,S5MF,ES1A,SF18G,RS3MF,BZT52C75S,KBU1010,ES3J,SR220,SMDJ440A,ES2AW,GBU2010,ESD0524P,KBPC610,SF1608CT,SF11,KBPC1010,ES2AF,SF18,BC807,B5817WS,SOD4007,SB20100L,1SMB5956A,ES2J,DB207,SL10100,DB201,DSK120,SOD4001,SFF1601,RMB16F,1SMB5913A,ES3A,SS8050,GBU10005,SMBJ440A,RS2MF,GBJ15005,ES5J,GBJ810,1N5817,SR120,ESD5Z2.3L,SFF1608,1N5819,GBU810,KBU25005,FR201G,RS2MW,ESD0502L,SF31,ES3AF,SF38,1N5820,SS32F,1N5822,SB2045L,SMCJ5.0A,SF21,GBJ3510,ES5A,MBR2045CT,SF38G,M7F,KBPC35005W,S3MF,SF28

选型指南 - 辰达行 - 2020年 PDF 中文下载

肖特基桥在使用上有哪些优势？

MDD肖特基桥是一种基于肖特基二极管的整流桥，广泛应用于电力电子、通信、汽车电子以及消费电子等领域。与传统的硅二极管桥整流器相比，肖特基桥具有许多独特的优势，使其在许多应用场合中成为优选元件。本文辰达行来为大家介绍，希望对各位工程师朋友有所帮助。

技术探讨发布时间 : 2024-11-19

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

【选型】辰达行（Microdiode）肖特基二极管选型表

目录- Schottky Diode

型号- SL05100,MBRF 1630CT,MBR1660,MBRD1045D,SS1200,SK110,B330B,MBRB 30100CT,MBR 8100C,B560B,SL15150,B2150B,MBRF 2080CT,SB530,MBR 1570CT,SK108,SK34F,MBRD845T,SK22F,SL55B,SL1580,SK58F,B5200B,MBR 2020CT,SK52BF,SS18F,MBR1650,SK103,B268B,SK104,SK106,MBRF 10150CT,MBR 850CT,MBR 3050CT,B220B,SK102,SL210BF,SB520,SK5150F,MBR1645,SK33F,SK215BF,MBRF 1050CT,MBR790,SL54B,MBRF 16100CT,MBR1640,SK1200F,B320B,MBR 860CT,SS52BF,B550B,SB550,SB15100L,MBRB 1040CT,MBRF 1520CT,SK24F,SK12F,SB5150,MBRF 1040CT,MBR 2030CT,SK36F,SL1560,MBR 1680CT,MBR1630,MBRD 20150D,MBRD845D,B210B,SS210BF,MBRD 2045T,SL1550,SL0580,SB540,MBRF 2090CT,SB1045L,MBRD 20150T,SK35F,SK310BF,SS320BF,SK23F,MBRD1045T,MBRD 2045D,MBR1620,SL56B,SS28,SR240L,SS310HE,SS26,SS24,SS25,SS22,ST36B,SS23,ST310B,SK315,B350B,B580B,SK310,MBR 870CT,SL1545,MBRF 1060CT,SS38F,SS32,SS26F,SS14F,SK54F,SR180,SS3150F,SS18,MBR 2045CT,SS15,SK510BF,SS16,MBR1690,SS13,SK53F,SS14,SS12,SK54BF,B240B,SS3200,MBRB 3045CT,ST34B,MBR1090CT,SS25F,SS13F,SL05150,SR170,SR290,SS210F,SL0560,MBR1680,SR1100,MBR 3060CT,MBR 1690CT,SS220BF,MBRD840D,SK210,MBRD8150T,B340B,SB1580L,MBRF 1545CT,MBR 1080CT,SL20200,SS28F,SS53,MBRF 3090CT,B0540WS,SS16F,SK56F,SS54,SK32F,SS52,SS110F,SL0550,MBRD8150D,SK6,SL53B,MBRF 10100C,DSS34,SK32BF,MBR1670,DSS36,DSS35,SS38,SS35,SS36,DSS32,SS33,SS34,MBRF 1620CT,SS2200,DSS38,B230B,SK320,MBRF 20200CT,MBRF 15100CT,MBR 1580CT,SL52B,SL0545,MBR10100,SS15F,SK55F,SK520BF,SR1200,MBRD840T,SL0540,SR190,MBRD1060T,MBR 3080CT,MBR1020,DSS22,DSS25,DSS24,MBRD10100D,SK22BF,MDDMBRD 5100LD,DSS100,SB380,DSS26,SB260,MBRD5200D,MBR 1020CT,SB140,DSS28,MBRD1060D,MBR845,SK18F,SB3150,MBR720,SL54BF,MBRF 1540CT,MDDMBRD 5100LT,MBR840,MBRD5200T,SS520BF,SS310F,MBR 2050CT,DSS12,MBR 1660CT,B260B,SS28BF,SK56BF,SR340L,DSS14,SR2200,MBRD 20100D,SS58,SS215BF,MBRF 1080CT,SS55,SS56,SB05200L,DSS16,DSS15,DSS110,SB370,DSS18,SB250,SB1560L,SB130,DSS115,SL38B,SB120,SS2150,SL26B,MBR 880CT,MBRD 20100T,SS1200F,MBRD10100T,MBR830,SB5100,SB10200L,SB0580L,MBRD860D,SR3200,SK315BF,MBR 1650CT,SB05100L,SB280,SB160,B360B,MBRD545D,SS1150,MBR 890CT,SK5150,MBR745,SR3100L,MBR860,SS315HE,MBR740,SR560L,MBR 3070CT,SR2100,MBRB 2045CT,SK34BF,MBRF 1660CT,MBRF 2045CT,SB390,DSS210,SB270,MBRD5100D,SB150,B250B,SB1550L,MBR 1540CT,SB5200,MBRF 30150CT,MBRD860T,ST10100,SL15200,SL28B,MBRF 1550CT,MBRF 1070CT,MBR730,MBR850,MBRD5100T,MBRF 3080CT,MBRD545T,SR3100,MBRD 20200D,MBR 1670CT,SS38BF,MBR2030,SK24BF,MBRF 1090CT,MBRD1040T,MBR 1045CT,MBR1060,SB580,SB15150L,MBRD 20200T,ST36BF,SB330,MBRB 1060CT,SS3150,MBR 20100CT,SL35B,SL56BF,MBRD10200T,MBRD1040D,MBRB 30200CT,MBR760,SL23B,SB10100L,SK38F,MBRF 3070CT,SK26F,MBR880,SK14F,MBR 3090CT,SS26BF,SK58BF,MBR2020,MBRF 1640CT,SL310BF,SR1150,SK3200F,MBR1050,MBR 15100CT,SB570,SB560,MBRB 10100CT,SL58B,SB320,SL15100,MBRF 1530CT,MBR 1560CT,SK13F,MBR750,MBR870,MBR 10200CT,SL34B,SB0560L,SK25F,MBR1040,B380B,SR2150,SR2100L,MBR 30200CT,MBRF 1650CT,SS5150F,SL05200,MBR1045,SB360,SB240,MBRB 10200CT,SB230,MBRD540T,MBRD 10100LD,SK510F,SL25B,ST510B,SK2200F,SL34BF,MBR 1550CT,SS310BF,SK28F,SK16F,MBR780,MBRD 10100LT,MBR 20200CT,MBR1030,SK36BF,MBRD10200D,MBRB 20200CT,MBRF 2020CT,SB590,SB350,SB340,SS5200,SB220,SL36B,SL24B,MBRB 3040CT,MBR10100CT,MBR 2040CT,SK15F,MBR770,SB0550L,MBR890,SR5200,DSK215,SR540,MBR 1630CT,SS3200F,SK3150,DSK210,SS510,SS36BF,MBR2070,B5819WS,SR 1080,SB2100,SK38BF,ST34BF,MBRD540D,SR530,SR 10150,MBR1090,DSK320,MBRF 1680CT,SS24BF,MBR2060,SB3200,B50520 WS,MBR 1520CT,SL24BF,SK26BF,MBRF 3060CT,SB0540L,MBRD10150D,DSK115,SR320,SR5100,SR560,B5150B,SB1545L,DSK110,SL10150,SK810,MBRF 1690CT,MBR2050,MBR 845CT,MBR1080,MBRF 2030CT,SS52F,MBR 1040CT,SB2200,SR 1060,MBRD560T,MBRB 20100CT,SK18,SK15,SK16,SK13,SK14,SS510F,SK12,MBRB 30150CT,MBRF 3050CT,SR3150,SR550,MBR2045,SK515BF,SL2080,ST510BF,DSK220,SK2150F,SS25BF,SL510B,SR 1045,MBR2040,SK5200,MBR1070,MBRD10150T,B2200B,SR 1050,MBR 30100CT,MBR 40150CT,MBR 2080CT,MBRF 3040CT,MBRD 2060D,MBRF 1670CT,SL26BF,SB180,SS34BF,MBRF 1045CT,SK32,SK5200F,SS315BF,MBR 1530CT,B0530 WS,SK310F,MBRF 20150CT,SK38,SK35,SK36,SK33,SK34,MBR16100,SR5100L,MBRD560D,SK2150,SB290,SB170,MBRF 30200CT,MBR 1030CT,SS22BF,MBRF 2040CT,SS510BF,SB2150,MBRD 1045LT,SK28,SK28BF,SS2200F,SL2060,SK26,SK24,SK25,MBRB 3060CT,SK22,SK23,MBR 2060CT,MBRD1045LD,SK1035,SR520,DSK315,DSK310,SL510BF,MBR2090,SK1150,DSS120,SS58BF,SS35BF,MBR 820CT,SK53,SK54,SB1150,SK52,MBR820,SB0545L,MBRF 10200CT,MBR 3045CT,SL1080,MBR 2070CT,MBRF 1560CT,SL2050,SS5150,ST56BF,SK58,SK55,SK56,SK1045,DSK38,MBR 1640CT,SB1080L,SB190,MBR2080,SS23BF,SL2045,SB3100,SK1150F,MBRD8100T,DSK26,SK210BF,DSK28,MBRD 2040D,SS110,SK510,SS32BF,SS55BF,B520B,SK1010,MBRF 2050CT,MBRF 1020CT,SS2150F,SK3150F,MBRD8100D,SL20100,DSK34,MBRF 30100CT,SR140,DSK36,SL1060,SR260,DSK35,SS58F,SR380,SS34F,DSK32,SS22F,SL310B,SS320HE,MBRF 3030CT,DSK16,DSK15,DSK18,SR5150,MBR 1645CT,SK3200,MBR 1070CT,SS34HE,SK210F,SR130,DSK22,SR250,DSK25,ST54B,SR370,DSK24,SL1050,SS33F,DSL29,SK2200,MBRF 3020CT,DSL26,DSL25,SK52F,DSL28,DSL27,SS56BF,MBR 1590CT,MBR 3020CT,B510B,SS36HE,MBR7100,SS33BF,SL1045,SK110F,SR 10100,DSK12,DSK14,SS36F,SB10150L,SR

选型指南 - 辰达行 PDF 英文下载