WMSIC Electronic Components

MDD 10A10

Model10A10
PackageR-6
BrandMDD
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
MDD 10A10
Type
MDD
Minimum package
500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MDD
Electronic Component
10A10
Electronic Component
1
Package
R-6
Electronic Component
General Purpose Diode
Electronic Component
1.99g
Electronic Component
1
Electronic Component
BM0229465212
Current
10A
Diode
1
Current(Ir)
10uA@1kV
(Vf)
1V@10A
Electronic Component
50℃~+150℃
Electronic Component
Electronic Component
Electronic Component
500

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

MDD 10A10 通用整流二极管 产品概述

一、产品简介

MDD 10A10 是一款通用整流二极管,额定整流电流为 10A,直流反向耐压(Vr)为 1000V,设计用于电力电子中的中高压整流与保护场合。其在 10A 正向电流时典型正向压降 Vf≈1.0V,非重复峰值浪涌电流 Ifsm 可达 400A,反向漏电流在 Vr=1kV 时约为 10μA,适合需要高耐压与高浪涌能力的工业与民用电源应用。

二、主要电气参数(关键指标)

  • 额定整流电流:10A(连续)
  • 直流反向耐压 Vr:1000V
  • 正向压降 Vf:约 1.0V @ IF = 10A
  • 反向漏电流 Ir:≈10μA @ Vr = 1kV
  • 非重复峰值浪涌电流 Ifsm:400A(单次冲击)
  • 封装:R-6(轴向/插件类封装,便于安装与散热)

三、特性与优势

  • 高耐压:1000V 的反向耐压使其适用于高压整流与隔离场景。
  • 低正向压降:在大电流条件下 Vf≈1V,降低整流损耗,提升效率并减小发热。
  • 强浪涌承受能力:400A 的峰值浪涌电流可应对通电瞬态、充电电容或短时过载冲击。
  • 低反向漏电:在高电压下仍保持 μA 级漏电,利于减少待机损耗与提高系统可靠性。
  • 封装实用:R-6 封装适合手工或自动插装,机械强度与热耦合均衡。

四、典型应用场景

  • 交流整流桥、开关电源(输出/整流级)
  • 工业电源、逆变器、变频器的高压整流与保护
  • 电池充电器、高压电源模块
  • 家电与照明电源中的耐压整流与续流回路
  • 需要抗浪涌能力的电气设备(如电机起动、浪涌抑制场合)

五、使用建议与注意事项

  • 散热与载流能力:10A 为连续额定值,实际电路中应考虑封装散热、焊盘铜量与外壳散热。高温环境下需适当降额运行(见设备热设计规范)。
  • 浪涌管理:Ifsm 为单次非重复峰值,若出现频繁冲击需选用更高 Ifsm 或增加软启动/限流元件。
  • 开关频率限制:该器件为通用整流型,不属于快速恢复或肖特基类,若用于高频开关电源应评估恢复时间与开关损耗。
  • 布局与接线:保持引线与焊盘短且宽,减小寄生电感与接触电阻;高压侧走线路径应保持爬电距离与绝缘强度。
  • 环境与可靠性:避免在潮湿、有腐蚀性气体或超过器件额定温度的环境长期运行;储存运输遵循常规静电与机械保护。

六、对比与选型提示

  • 若需更低 Vf 或更高开关频率,考虑肖特基或快速恢复二极管,但这些通常耐压较低或漏电较高。
  • 若工作在有大量反复浪涌或冲击的场合,可选更高 Ifsm 规格或并联(需注意均流)。
  • 对于高频整流或同步整流设计,参考专用快恢复或 MOSFET 同步整流方案以降低开关损耗。

七、质量与检测建议

  • 推荐在样机阶段进行温升测试、长期老化与浪涌耐受测试,验证在目标散热条件下的可靠性。
  • 进货检验关注 Vf、Vr、Ir 等关键参数一致性,必要时做抽样高压漏电与冲击测试。

总结:MDD 10A10 是一款面向中高压整流与有较高浪涌要求应用的通用型二极管,兼顾高耐压、低正向压降与良好浪涌能力,适合电源整流、工业电器与高压电子设备的常规整流与保护使用。在具体系统中需注意散热、频率与浪涌管理,按应用场景正确选型与热设计可确保长期稳定运行。

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