WMSIC Electronic Components

XNRUSEMI XR100N20H

ModelXR100N20H
PackageTO-247
BrandXNRUSEMI
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
XNRUSEMI XR100N20H
Type
XNRUSEMI
Minimum package
30 管

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XNRUSEMI
Electronic Component
XR100N20H
Electronic Component
1
Package
TO-247
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
7.693g
Electronic Component
1
Electronic Component
BM0264974374
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
272W
Electronic Component
Electronic Component
Electronic Component
30
Voltage(Vdss)
200V

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

XR100N20H 产品概述

XR100N20H 是 XNRUSEMI(新锐)推出的一款高电压、大电流 N 沟道功率 MOSFET,采用 TO-247 封装,面向需要 200V 耐压与高导通电流能力的功率开关场合。该器件在导通电阻、开关速度与热耗散能力之间取得平衡,适合中高功率电源与电机驱动等应用。以下分若干要点对器件重要参数、使用要点与工程实务做说明,便于工程师选型与设计。

一、主要特性

  • 类型:N 沟道功率 MOSFET(增强型)
  • 漏源电压 Vdss:200 V
  • 连续漏极电流 Id:100 A(参考值,受散热条件限制)
  • 典型导通电阻 RDS(on):20 mΩ @ Vgs = 10 V
  • 最大耗散功率 Pd:272 W(典型器件级别,依散热条件而定)
  • 阈值电压 Vgs(th):5 V(注意此值为阈值,不等于完全导通驱动电压)
  • 总栅极电荷 Qg:134 nC @ Vgs = 10 V(栅极电容较大)
  • 工作温度范围:-55 ℃ ~ +150 ℃
  • 封装:TO-247(便于安装散热片及大电流连接)

二、性能解析(工程视角)

  • 导通损耗:在理论极限下,若 MOSFET 承受 100 A 且 RDS(on) 为 20 mΩ,则导通损耗约为 I^2·R = 100^2 × 0.02 = 200 W。该值接近器件 Pd 等级(272 W),因此在实际设计中不应在全额定电流与有限散热条件下长期工作,须保证充分散热或并联使用以降低每颗器件的平均损耗。
  • 开关损耗与栅极负载:Qg = 134 nC 表明器件栅极电容较大,每次开关储能约为 E ≈ 0.5·Qg·Vgs ≈ 0.5×134e-9×10 ≈ 670 nJ。栅极驱动损耗随开关频率线性上升,近似可按 Pgate ≈ 0.5·Qg·Vgs·fsw 估算(用于预估栅极驱动功耗与驱动器要求)。
  • 阈值电压:Vgs(th) = 5 V 表示设备在较低栅压下仅开始导通,推荐采用 10 V 的栅驱电压以达到标注 RDS(on);若采用低电压驱动(例如 6~8 V)需验证实际导通电阻与热耗。

三、热与机械要求

  • TO-247 封装便于直接装配至散热片或通过绝缘垫安装,务必:
    • 使用低热阻散热片或强制风冷,设计合理的铜箔和散热路径。
    • 注意紧固扭矩与绝缘片厚度,以保证热接触良好并避免机械应力损伤。
    • Tab/散热片通常与漏极相连,布局需考虑电气隔离与绝缘规范。

四、驱动与开关注意事项

  • 由于 Qg 较大,应选用能提供较大瞬时电流的栅极驱动器以实现可控的开关速度,避免因开关过慢引起高能耗或过快造成过大的 dv/dt 干扰。常见做法:
    • 在栅极串联合适阻值(典型范围 1~20 Ω,视开关速度与振铃控制需求调整)。
    • 设计短而粗的栅极回路,使用 Kelvin 源连接以降低测量与驱动误差。
    • 当并联多颗器件时,注意分流均流与门极匹配,必要时使用小电阻平衡或驱动器隔离。

五、典型应用场景

  • 开关电源(中高电压半桥、PFC 前端、输出级)
  • 逆变器与直流-直流变换器(需 200V 耐压的应用)
  • 电机控制(配合合适驱动及散热)
  • 焊机、UPS、工业电源等要求高电流与高热耗散的功率场合

六、选型与可靠性建议

  • 在高电流场合应优先考虑实际工作点(电流、频率、散热条件)与器件 Pd 的匹配,必要时采用并联器件或升高散热能力以保证安全裕量。
  • 检查系统的开关频率对栅极驱动功耗与开关损耗的影响,若频率较高(>几十 kHz),Qg 带来的驱动消耗与开关损耗会显著增加。
  • 对于长期可靠性,关注结温(Tj)控制,避免长期在高温高应力工况运行,布局中考虑良好气流与热路径。

七、封装与采购信息

  • 封装:TO-247,适合安装散热片与大电流连接。
  • 型号与品牌:XR100N20H(XNRUSEMI / 新锐)
  • 采购与样品测试时建议索取完整数据手册(包括 RthJA/RthJC、脉冲额定、SOA 图、反向恢复与稳态特性等)以完成热仿真与可靠性评估。

总结:XR100N20H 在 200V 耐压与 100A 电流等级下提供了较低的导通电阻与高热耗散能力,适合中高功率应用。但需注意其较大的栅极电荷与阈值电压,做好栅极驱动设计和散热管理,避免在器件极限点长期工作,以确保系统稳定与长期可靠。

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