WMSIC Electronic Components

Infineon BSC0921NDIATMA1

ModelBSC0921NDIATMA1
PackageTDSON-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 25+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
Infineon BSC0921NDIATMA1
Type
INFINEON
Unit
Electronic Component
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
INFINEON
Electronic Component
BSC0921NDIATMA1
Electronic Component
1
Package
TDSON-8
Electronic Component
MOSFET
Electronic Component
0g
Electronic Component
1
FET
Logic Level Gate, 4.5V Driver
FET Type
2 N
Electronic Component
BM0264862910
Type
Surface Mount
Operating Temperature
55°C ~ 150°C(TJ)
Package / Housing
8-PowerTDFN
Power
1W

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

BSC0921NDIATMA1 双N沟道场效应管(MOSFET)产品概述

一、产品定位与品牌背景

BSC0921NDIATMA1是英飞凌(Infineon)推出的双N沟道非对称型逻辑电平驱动MOSFET,核心面向中低压(≤30V)、中高电流(连续17A) 的电源及功率控制场景。英飞凌作为全球功率半导体领域的龙头企业,其MOSFET产品以“高可靠性、低损耗、快速开关”为核心优势,该型号继承了品牌技术积累,适合对“效率、尺寸、性能平衡”有明确要求的应用设计。

二、核心电气参数概览

该型号的参数设计围绕“低损耗、易驱动、高电流承载”展开,关键指标如下:

  1. 电压规格:漏源击穿电压(Vdss)为30V,覆盖12V/24V等主流中低压系统的耐压需求;
  2. 电流能力:25℃下连续漏极电流(Id)为17A,脉冲漏极电流可达31A(支持短时间过载场景);
  3. 导通损耗:典型工况(Id=20A、Vgs=10V)下导通电阻(Rds(on))仅5mΩ,大幅降低导通功率损耗(P=I²R);
  4. 驱动兼容性:逻辑电平栅极设计,支持4.5V低电压驱动(可直接匹配MCU/FPGA等数字芯片IO口),栅极阈值电压(Vgs(th))最大值为2V(Id=250μA时),保证控制可靠性;
  5. 开关特性:栅极电荷(Qg)最大值8.9nC(Vgs=4.5V时),输入电容(Ciss)最大值1025pF(Vds=15V时),开关速度快,适合高频应用;
  6. 环境适应性:结温范围(TJ)为-55℃至150℃,满足工业级极端温度要求;最大功耗1W,长期工作稳定性可靠。

三、关键性能亮点

  1. 低损耗提升系统效率
    5mΩ的低导通电阻(20A负载下)可显著降低导通损耗,尤其适合持续大电流输出场景(如DC-DC降压转换器),帮助系统实现更高能效比。

  2. 简化驱动电路设计
    4.5V逻辑电平驱动无需额外升压电路,可直接对接数字控制芯片,减少外围元件数量,降低设计复杂度与成本。

  3. 快速开关减少EMI
    低栅极电荷(8.9nC)缩短了开关过程中栅极充放电时间,同时抑制了开关瞬态的电压/电流过冲,有效降低电磁干扰(EMI),提升系统电磁兼容性。

  4. 宽温域可靠运行
    -55℃至150℃的结温范围,覆盖车载、户外电源等工业场景的极端温度需求,英飞凌封装工艺进一步保障了长期高负荷下的稳定性。

四、封装与安装特性

该型号采用8-PowerTDFN(PG-TISON-8) 表面贴装封装,具备以下优势:

  1. 小尺寸高密度:封装体积紧凑,适合便携式设备、高密度电源模块等对PCB空间要求严格的场景;
  2. 高效散热:PowerTDFN封装通过优化散热路径与面积,可快速散发布尔效应产生的热量,提升功率承载能力;
  3. 易生产性:表面贴装设计兼容标准SMT流程,焊接可靠性高,适合批量生产。

五、典型应用场景

BSC0921NDIATMA1的参数特性使其广泛适用于:

  1. DC-DC转换器:12V/24V系统的降压/升压电路(如车载电源、工业电源),低损耗提升转换效率;
  2. 负载开关:电池供电设备的电源路径控制(如笔记本电脑、便携式仪器),实现快速通断与低损耗;
  3. 小型电机驱动:直流电机、步进电机的驱动电路(如无人机电机、小型家电),高电流能力满足动力需求;
  4. 电池管理系统(BMS):电动车/储能系统的电池均衡、充放电控制,宽温域适配不同工况;
  5. 电源子模块:服务器、通信设备的电源模块,高密度封装支持多MOSFET并联设计。

总结

BSC0921NDIATMA1平衡了“低损耗、高电流、小尺寸、宽温域”四大核心需求,是中低压功率控制场景(尤其是12V/24V系统)的高性价比选择,可有效简化设计、提升系统能效与可靠性。

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