WMSIC Electronic Components

Infineon BSC040N08NS5

ModelBSC040N08NS5
PackagePG-TDSON-8
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Infineon BSC040N08NS5
Type
INFINEON
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
INFINEON
Electronic Component
BSC040N08NS5
Electronic Component
1
Package
PG-TDSON-8
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.5g
Electronic Component
1
Electronic Component
BM0198819392
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
104W
Electronic Component
Electronic Component
Electronic Component
5000
Voltage(Vdss)
80V

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

英飞凌BSC040N08NS5 MOSFET产品概述

一、产品核心定位

BSC040N08NS5是英飞凌推出的N沟道增强型MOSFET,针对中高压(80V级)、大电流(100A级)场景优化,兼具低导通损耗、小封装和宽温可靠性,核心定位为汽车电子、工业电源及电动工具等领域的高功率密度解决方案。其参数设计贴合12V/24V系统的功率需求,可替代传统功率器件实现更紧凑、高效的电路设计。

二、关键电气性能深度解析

BSC040N08NS5的电气参数围绕“高电流承载+低损耗”核心需求设计,关键特性如下:

1. 电压与电流规格

  • 漏源击穿电压(Vdss)达80V,覆盖12V/24V系统的安全裕量(远高于系统最高电压),避免过压击穿风险;
  • 连续漏极电流(Id)支持100A,峰值电流能力可进一步提升,满足电机驱动、大电流开关等场景的瞬时负载需求。

2. 导通损耗控制

导通电阻(RDS(on))仅4mΩ@10V栅极电压、50A漏极电流,是该器件的核心优势之一:

  • 导通损耗公式为(P=I^2R),50A负载下损耗仅10W,100A负载下损耗约40W(远低于同类竞品);
  • 低RDS(on)直接提升系统效率,尤其适合电池供电场景(如车载BMS、电动工具),减少能量浪费。

3. 开关特性

  • 栅极总电荷(Qg)为43nC@10V,输入电容(Ciss)3.9nF@40V,反向传输电容(Crss)42pF@40V;
  • 低电容+低Qg特性使开关速度更快,开关损耗显著降低,支持100kHz以上的高频应用(如DC-DC转换器、PWM电机驱动)。

4. 阈值与宽温可靠性

  • 阈值电压(Vgs(th))为3.8V,匹配5V-12V常用栅极驱动电压,无需额外升压电路即可稳定控制;
  • 工作温度范围覆盖**-55℃~+150℃**,满足汽车(如发动机舱高温)、工业(如户外设备低温)等极端环境需求。

三、封装与热管理特性

BSC040N08NS5采用PG-TDSON-8-EP(5×6mm)封装,兼具“小体积”与“强散热”优势:

  • 封装尺寸仅5×6mm,比传统TO-263封装缩小约50%,适合车载模块、电源板等紧凑空间设计;
  • 带暴露焊盘(EP) 设计,可直接将器件热量传导至PCB铜箔,提升散热效率;
  • 25℃环境下最大耗散功率(Pd)达104W,配合散热片或PCB优化可进一步提升功率承载能力。

四、典型应用场景匹配

基于参数特性,BSC040N08NS5的核心应用场景包括:

1. 车载电子

  • 12V/24V转48V DC-DC升压转换器(新能源汽车辅助供电);
  • 电机驱动(电动座椅、电动尾门、EPS助力电机);
  • 电池管理系统(BMS)的充放电开关、均衡电路。

2. 工业电源

  • 低电压大电流开关电源(如服务器电源同步整流);
  • 工业变频器的逆变桥臂(10kW以下小功率变频)。

3. 消费电子与电动工具

  • 大功率快充(65W以上同步整流);
  • 电动工具(电钻、电锯的电机驱动,支持高负载瞬时启动)。

五、产品优势总结

BSC040N08NS5的核心竞争力在于**“小封装+大电流+低损耗+宽温可靠”** 的平衡:

  • 低RDS(on)减少导通损耗,提升系统效率;
  • 小TDSON封装支持高密度设计,降低PCB面积;
  • 宽温范围与汽车级可靠性,适应恶劣环境;
  • 低开关电容/电荷,支持高频应用。

该器件是英飞凌针对中高压大电流场景的高性价比解决方案,可有效替代同类进口器件,满足汽车、工业等领域的功率设计需求。

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