WMSIC Electronic Components

Infineon IRFU3410PBF

ModelIRFU3410PBF
PackageTO-251
BrandInfineon
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

20 specifications

Core information

Product name
Infineon IRFU3410PBF
Type
INFINEON
Unit
Electronic Component
Minimum package
3000 管

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
INFINEON
Electronic Component
IRFU3410PBF
Electronic Component
1
Package
TO-251
Electronic Component
1 N
Electronic Component
MOSFET
Electronic Component
0.724g
Electronic Component
1
Electronic Component
BM0228685635
Operating Temperature
55℃~+175℃
Power Dissipation(Pd)
110W
Electronic Component
Electronic Component
Electronic Component
3000
Voltage(Vdss)
100V

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

IRFU3410PBF 产品概述

一、产品简介

IRFU3410PBF 是英飞凌(Infineon)出品的一颗高压 N 沟增强型功率 MOSFET,针对需要在 100V 级别工作并兼顾较低导通损耗与较高电流能力的场合设计。该器件为单通道(1 个 N 沟道),封装为 TO-251,适合需要紧凑封装并便于散热处理的功率设计。工作温度范围宽(-55℃ 至 +175℃),可满足工业及汽车级等苛刻环境下的可靠性需求。

二、主要性能参数

  • 漏源电压 (Vdss):100 V
  • 连续漏极电流 (Id):31 A(额定值,受散热条件与温度影响)
  • 导通电阻 RDS(on):39 mΩ @ Vgs = 10 V
  • 栅极阈值电压 Vgs(th):约 4 V(门限电压,指微小漏电流时的开启点,不等于驱动电压)
  • 总栅极电荷 Qg:约 56 nC(典型值,Vgs = 10 V)
  • 输入电容 Ciss:约 1.69 nF
  • 反向传输电容 Crss:约 26 pF
  • 功率耗散 Pd:110 W(在规定测试条件与良好散热的情况下)
  • 封装:TO-251(小体积,便于焊接与散热处理)
  • 工作温度:-55℃ ~ +175℃

三、关键电气与开关特性

  • 为达到标称 RDS(on)(39 mΩ),推荐的栅极驱动电压为 10 V。Vgs(th) ≈ 4 V 表明该器件并非逻辑电平型器件,若系统只提供 5 V 或更低驱动,应评估实际导通电阻与损耗。
  • 总栅极电荷 Qg ≈ 56 nC(Vgs=10V)表示在快速开关时需要较大的门极驱动电流,门极驱动器设计需能提供足够的峰值电流以实现期望的开关速度并控制开关损耗。
  • Ciss 与 Crss 数值表明器件在高电压开关时的电容耦合特性,Crss 对开关时的 Miller 效应影响明显,需要在驱动电路中考虑以避免不期望的重开启或振荡。

四、热管理与封装

  • TO-251 封装具有较小的热阻,但实际功率耗散高度依赖 PCB 铜箔面积、散热片或外部散热结构。标定 Pd = 110 W 为理想测试条件下的数值,实际应用时需按工作温度、散热设计来进行热耗散与结温(Tj)计算与降额。
  • 建议:使用大面积铜箔散热焊盘、短且粗的电流回路、必要时加外部散热器或将管脚焊接至散热层,以保证器件长期可靠工作。

五、典型应用场景

  • 开关电源(中高压 DC-DC 变换器、同步整流)
  • 电机驱动与驱动桥(中小功率电机控制)
  • 汽车电子(电源管理、车载电机驱动——需基于具体 AEC 等级验证)
  • 工业电源与驱动(继电器替代、负载开关、逆变器前级)
  • 通用高压开关应用

六、设计与布局建议

  • 栅极驱动:采用专用门极驱动器或选用能提供足够峰值电流的驱动器,外接适当的栅极电阻(阻值按开关速度与抑制振荡权衡)。
  • 开关损耗控制:考虑到 Qg 与工作电压,若开关频率较高需评估开关损耗占比,必要时采用软开关或降低开关频率。
  • 抑制谐振与尖峰:对于感性负载,使用合适的续流二极管、RC 或 RCD 吸收电路,并在 PCB 布局中尽量缩短寄生电感回路。
  • 布局与散热:功率回路尽量短直,电源地与信号地分离,器件引脚与散热焊盘保持良好焊接,扩大热散面积。

七、可靠性与注意事项

  • Vgs 长期绝对值应遵守器件规格书限制,避免高于最大允许栅极电压以防栅极击穿。
  • 在高温、高电流工况下,需对 RDS(on) 随温度上升的趋势进行降额设计,保证结温不超过器件允许范围。
  • 建议在最终产品中进行热仿真与实际温升测试,验证在最大负载与环境温条件下的安全裕量。

八、订购与包装信息

  • 品牌:Infineon(英飞凌)
  • 型号:IRFU3410PBF
  • 封装:TO-251(单片装)
  • 数量:单只器件(1 个 N 沟道 MOSFET)
  • 购买与库存信息请参照英飞凌经销商或授权分销渠道,订购前建议索取并阅读最新版器件数据手册与封装图以确认引脚与焊盘尺寸。

总结:IRFU3410PBF 以 100V 电压等级、较低的 RDS(on) 与较高的连续电流能力,适合要求高可靠性与较大电流的功率开关场合。在设计中应重视门极驱动、开关损耗与散热布局,以发挥其最佳性能并确保长期稳定运行。

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