WMSIC Electronic Components

PANJIT MBR20100CT_T0_00101

ModelMBR20100CT_T0_00101
PackageTO-220AB
BrandPANJIT
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 24+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
PANJIT MBR20100CT_T0_00101
Type
PANJIT
Minimum package
2000 管

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PANJIT
Electronic Component
MBR20100CT_T0_00101
Electronic Component
1
Package
TO-220AB
Electronic Component
Schottky Diode
Electronic Component
1.95g
Electronic Component
1
Electronic Component
BM0264484539
Current
10A
Diode
1
Current(Ir)
50uA@100V
(Vf)
770mV@10A
Electronic Component
65℃~+175℃
Electronic Component
Electronic Component
Electronic Component
2000

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

MBR20100CT_T0_00101 产品概述

一、产品简介

MBR20100CT_T0_00101 是强茂(PANJIT)推出的一款肖特基整流二极管,采用 TO-220AB 封装,内部为一对共阴极(common cathode)的双管结构。该器件以低正向压降、高整流电流能力及宽工作结温窗口为特点,适用于中功率开关电源、整流、续流与防倒灌等场合。

二、主要电气特性

  • 二极管类型:肖特基(Schottky),一对共阴极
  • 直流整流电流(IF):10 A
  • 正向压降(Vf):0.77 V @ IF = 10 A
  • 直流反向耐压(VR):100 V
  • 反向泄漏电流(Ir):50 μA @ VR = 100 V
  • 非重复峰值冲击电流(Ifsm):200 A(一次性浪涌)
  • 工作结温范围:-65 ℃ ~ +175 ℃

该器件在 10 A 工作电流下正向压降约 0.77 V,可以显著降低整流损耗(相比一般硅整流器件),有利于提高效率并降低散热负担。100 V 的反向耐压使其可用于较高母线电压的应用场景,同时反向泄漏在室温下控制在几十微安级别,有利于降低空载损耗与热失控风险。

三、热性能与可靠性

MBR20100CT_T0_00101 的工作结温范围宽(-65 ℃ 到 +175 ℃),显示出良好的结温耐受性,适合集成在温度较高或环境恶劣的系统中。但需要注意:

  • 散热管理仍然关键:以定常功率计算,器件的温升由 P = Vf × IF 得出(例如在 10 A 时 P ≈ 7.7 W),需通过合适的散热器或机箱散热措施将结温控制在安全范围内。
  • 反向泄漏随温度上升会明显增加,设计时应考虑高温工况下的泄漏与热稳定性。

四、封装与机械安装

该器件采用 TO-220AB 封装,具有以下优点:

  • 单片三引脚和金属散热片,方便用螺丝固定到散热器上,实现高效热传导。
  • 共阴极结构使两只二极管的阴极端内部连接,适合用于桥式整流、双路整流或二输入二输出的电流整合/选择电路。 安装建议:
  • 使用绝缘垫圈或绝缘螺丝时注意散热性能与绝缘之间的权衡。
  • 确保良好导热硅脂或垫片介质,以降低结到散热器的热阻。

五、典型应用场景

  • 开关电源二次侧整流(中小功率)和续流二极管
  • DC-DC 转换器与同步降压电路的辅助手段
  • 电源 ORing 与反向保护(共阴极便于并联与分流控制)
  • 太阳能逆变器、充电器、工业电源等需要低正向压降与高浪涌承受能力的场合

六、设计注意事项与选型建议

  • 散热设计:按系统最大负载计算最大整流损耗,并考虑散热器与空气对流,必要时采用并联、降低单片压力或升频降低电流峰值。
  • 并联使用:若需并联多片以提高电流能力,应加入小阻抗的电流共享措施(阻性或热均衡设计),以避免因 Vf 差异引起的电流不均。
  • 浪涌与保护:200 A 的非重复峰值浪涌能力可应对短时浪涌,但对反复冲击场合仍建议结合浪涌限制电路或保险元件。
  • 反向泄漏:在高温、空载或反向电压长期存在的应用中,需关注漏电引起的损耗与热量,必要时评估更高耐压或更低泄漏的器件。

七、与同类器件的比较要点

相较于普通硅整流二极管,肖特基器件具有更低的正向压降与更快的开关特性;而与其他肖特基型号比较时,选择依据通常包括:

  • Vr(反向耐压)是否满足系统最大反向电压;
  • If(直流电流)与 Ifsm(浪涌能力)是否满足峰值与瞬态要求;
  • Vf 在工作电流下的具体数值直接影响系统效率与散热预算;
  • 封装形式(如 TO-220AB)是否便于安装与散热。

总结:MBR20100CT_T0_00101 以其 10 A 的持续整流能力、0.77 V 的低正向压降、100 V 的耐压等级与 TO-220AB 的易散热封装,为中等功率电源与整流应用提供了一个平衡效率、成本与可靠性的解决方案。正确的散热与系统级保护设计能充分发挥该器件的性能优势。

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