WMSIC Electronic Components

JUXING MBR20200

ModelMBR20200
PackageITO-220AB
BrandJUXING
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
JUXING MBR20200
Type
JUXING
Minimum package
50 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
JUXING
Electronic Component
MBR20200
Electronic Component
1
Package
ITO-220AB
Electronic Component
Schottky Diode
Electronic Component
2.732g
Electronic Component
1
Electronic Component
BM0265601760
Current
20A
Diode
1
Current(Ir)
20uA
(Vf)
920mV@10A
Electronic Component
55℃~+175℃
Electronic Component
Electronic Component
Electronic Component
50

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

MBR20200肖特基整流二极管产品概述

一、产品定位与核心价值

MBR20200是钜兴(JUXING)推出的1对共阴极肖特基整流二极管,采用TO-220AB直插封装,聚焦中功率、宽温场景下的高效整流与续流需求。其核心优势在于低正向压降、高浪涌耐受能力,同时兼顾宽温度适应性,可满足工业电源、车载电子、电机驱动等领域的可靠性要求,是替代传统硅整流管的高性价比选择。

二、关键参数深度解析

(一)正向特性:低损耗高效能

正向压降(Vf)仅920mV@10A,显著低于传统硅整流二极管(通常1V以上),可有效降低整流过程中的功率损耗(损耗公式:(P=I_f \times V_f)),提升电源转换效率。该参数在10A典型工作电流下稳定,能支撑持续大电流负载,避免设备过热。

(二)反向耐压与漏电流:可靠反向阻断

  • 直流反向耐压(Vr)达200V,满足中高压场景的反向电压需求(如24V/48V系统的整流);
  • 反向漏电流(Ir)仅20μA@200V,远低于行业同类产品平均水平(通常50μA以上),可减少反向功率损耗,提升电路长期稳定性。

(三)电流能力:应对大电流与冲击

  • 连续整流电流:20A(直流),适配中等功率电源系统(如100W~500W开关电源);
  • 非重复峰值浪涌电流:150A(单次脉冲,持续时间10ms),可有效应对开机瞬间、负载突变(如电机启动)等瞬时大电流冲击,避免器件损坏。

(四)温度适应性:宽温场景可靠运行

工作结温范围为**-55℃+175℃**,覆盖极端低温(如车载冬季环境)与高温(如工业设备内部)场景,符合汽车电子(-40℃+125℃)、工业控制等领域的温度规范。

(五)共阴极配置:简化电路设计

采用1对共阴极封装,即两个肖特基二极管共享阴极引脚,可直接用于双路整流、续流或钳位电路(如H桥驱动的续流保护),减少PCB布局空间,降低电路复杂度与焊接成本。

三、封装与可靠性设计

MBR20200采用TO-220AB直插封装,具有以下设计优势:

  1. 散热性能优异:自带散热片安装孔,可搭配TO-220AB专用散热片,进一步提升散热效率,避免大电流工作时结温过高;
  2. 安装便捷:直插引脚适配传统插件工艺,焊接难度低,适合批量生产;
  3. 机械强度高:封装材料抗冲击、抗振动,可适应车载、工业等振动环境;
  4. 集成化设计:将两个二极管集成在同一封装内,减少元件数量,提升电路可靠性。

四、典型应用场景

(一)开关电源输出整流

作为开关电源的输出整流管,低Vf特性可提升电源转换效率(尤其在10A~20A中等功率段),宽温范围适配工业电源、通信电源、LED驱动电源等场景。

(二)车载电子系统

  • 车载电源模块:应对汽车启动时的浪涌电流(通常达几十A),宽温范围符合车载环境要求;
  • 电机驱动续流:肖特基二极管反向恢复时间短(本质特性),适合电机绕组的续流保护,避免反向电压击穿功率管。

(三)工业控制设备

  • 可编程逻辑控制器(PLC)电源:宽温与高可靠性适配工业现场的极端环境;
  • 伺服电机驱动:20A电流能力支撑伺服系统的功率需求,浪涌耐受应对负载突变。

(四)消费电子大功率设备

如大功率充电器(20W以上)、逆变器、户外电源等,低损耗特性可降低设备发热,提升用户体验。

五、应用注意事项

  1. 散热要求:持续工作电流达20A时,需搭配散热片,确保结温不超过175℃;
  2. 反向电压限制:严禁施加超过200V的反向电压,避免器件反向击穿;
  3. 浪涌电流处理:150A为单次非重复浪涌,不可重复施加,需在电路中增加保险丝等过流保护;
  4. 焊接规范:引脚焊接温度不超过260℃,焊接时间不超过5秒,避免热损伤内部芯片;
  5. 静电防护:肖特基二极管对静电敏感,操作时需佩戴静电手环或使用静电防护工具。

MBR20200凭借低损耗、高可靠、宽温适配等特性,可广泛应用于中功率电子设备,是平衡性能与成本的理想选择。

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