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UMW IRFR024NTR
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- UMW IRFR024NTR
- Type
- UMW
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- UMW
- Electronic Component
- IRFR024NTR
- Electronic Component
- 1
- Package
- TO-252
- Electronic Component
- MOSFET
- Electronic Component
- 0g
- Electronic Component
- 1
- Electronic Component
- BM0227699824
- Operating Temperature
- 55℃~+175℃
- Power Dissipation(Pd)
- 45W
- Electronic Component
- Electronic Component
- Electronic Component
- 2500
- Voltage(Vdss)
- 55V
- Capacitor(Ciss)
- 370pF
- Output Capacitor(Coss)
- 140pF
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
IRFR024NTR 产品概述
一 概述
IRFR024NTR（UMW / 友台半导体）为一款N沟增强型功率MOSFET，额定漏源电压Vdss = 55V，连续漏极电流Id = 17A，适用于中低压开关场合。封装采用TO-252（DPAK），适配贴片工艺并兼顾散热性能。该器件在工业控制、电源管理和汽车电子等领域具有良好的性价比与实用性。
二 主要电气参数
- 漏源电压（Vdss）：55V
- 连续漏极电流（Id）：17A
- 导通电阻（RDS(on)）：75mΩ @ Vgs=10V
- 阈值电压（Vgs(th)）：4V @ 250µA
- 栅极电荷（Qg）：20nC
- 输入电容（Ciss）：370pF
- 反向传输电容（Crss）：65pF
- 输出电容（Coss）：140pF
- 耗散功率（Pd）：45W
- 工作温度范围：-55℃ 至 +175℃
这些指标表明该器件在充分驱动（Vgs≈10V）时能提供较低的导通损耗，栅极电荷中等，开关转换速度平衡。
三 应用场景
- DC-DC转换器（中功率）
- 同步整流与降压开关管
- 汽车电源与车载负载开关（12V/24V系统）
- 电机驱动（小功率驱动回路）
- 通用功率开关和保护电路
四 选型与驱动建议
- 驱动电压：建议使用10–12V栅极驱动以达到标称RDS(on)。在5V逻辑电平下可能无法充分导通，需根据功耗计算确认。
- 栅极驱动与保护：因Qg≈20nC，驱动器需具备足够电流能力以实现所需开关速度；建议并联适当栅极电阻（10–100Ω）以控制振铃并保护驱动。
- 续流与钳位：在感性负载或高频开关应用中，设计合适的续流二极管或RC/TVS吸收网络以降低Crss导致的电压尖峰。
五 热设计与封装注意
TO-252封装适合贴片散热，但Pd=45W为理想条件（良好散热）。实际使用中需关注PCB铜箔散热、热流路径及焊盘设计：
- 增大焊盘面积并连接至内/底层大面积铜箔或散热孔；
- 在高功率密度场合考虑强迫风冷或热沉；
- 注意器件结温不超过规格范围，保证长期可靠性。
六 布局与可靠性建议
- 布线：将功率回路（MOSFET、二极管、电感）构成的回路面积最小化，减小寄生电感；
- 门极走线要短且有良好的回流路径，避免噪声耦合到控制端；
- 在高频切换时监测Vds与Vgs波形，必要时加入RC缓冲或吸收器件；
- 工作温度范围宽（-55~175℃），但实际可靠性受结温和应力影响，建议在额定范围内留有裕量。
总结：IRFR024NTR是一款面向常规中低压功率开关的通用N沟MOSFET，适合在10V栅压下工作，兼顾导通损耗与开关特性。合理的驱动、布局与散热设计能充分发挥其性能，在DC-DC、车载电源及电机驱动等场景中表现良好。
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