WMSIC Electronic Components

NCE NCE0157A2

ModelNCE0157A2
PackageTO-220
BrandNCE
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

20 specifications

Core information

Product name
NCE NCE0157A2
Type
NCE
Unit
Electronic Component
Minimum package
1000 管

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
NCE
Electronic Component
NCE0157A2
Electronic Component
1
Package
TO-220
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
2.769g
Electronic Component
1
Electronic Component
BM0264689809
Operating Temperature
55℃~+175℃
Power Dissipation(Pd)
160W
Electronic Component
Electronic Component
Electronic Component
1000

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

NCE0157A2(N沟道MOSFET)产品概述

一、产品基本属性与核心定位

NCE0157A2是国产功率器件厂商新洁能(NCE) 推出的单管N沟道增强型MOSFET,核心规格为100V耐压、57A连续漏极电流,属于中高压大电流功率器件范畴。其采用经典TO-220通孔封装,兼顾安装便利性与散热效率,定位为替代传统晶闸管、IGBT的高性价比选择,适配工业控制、电源转换等多场景需求。

二、关键电气参数深度解析

1. 电压与电流承载能力

  • 漏源击穿电压(Vdss)100V:确保器件在高电压环境下(如48V/60V系统)的绝缘可靠性,避免过压击穿;
  • 连续漏极电流(Id)57A(25℃):是其核心大电流能力的体现,脉冲电流可根据应用需求进一步提升(需参考 datasheet 脉冲特性曲线),满足持续或间歇大负载场景。

2. 导通损耗控制(核心优势)

  • 导通电阻(RDS(on))17.5mΩ@Vgs=10V:低导通电阻直接降低导通损耗(损耗公式:(P=I^2 \cdot R_{DS(on)}))。例如,当Id=20A时,导通损耗仅为(20^2 \times 0.0175 = 7W),远低于同类高压大电流MOSFET,可减少散热系统压力。

3. 栅极与电容特性(开关性能)

  • 总栅极电荷(Qg)146.1nC@Vgs=10V:适中的栅极电荷平衡了开关速度与损耗——既避免开关过快导致EMI干扰,又不会因开关过慢增加效率损失;
  • 输入电容(Ciss)3.969nF@25V、反向传输电容(Crss)160.2pF:较低的Crss可减少米勒效应带来的开关振荡,提升电路稳定性,适合中等开关频率(100kHz以内)应用。

4. 驱动与温度兼容性

  • 阈值电压(Vgs(th))4V@Id=250uA:栅极驱动电压需≥4V,常用10V驱动即可稳定工作,兼容多数MCU或专用驱动芯片(如IR2110、NCE驱动系列),无需额外升压;
  • 功耗(Pd)160W(25℃)、工作温度-55℃~+175℃:160W最大耗散功率需配合散热片使用,宽温范围覆盖工业级严苛环境(如汽车发动机舱、高温生产线)。

三、封装与散热设计

采用TO-220通孔封装,具有以下特点:

  • 安装便捷:引脚间距适配标准PCB,可焊接或螺丝固定,无需特殊工艺;
  • 散热高效:漏极引脚区域的金属散热片可直接贴合铝制鳍片,建议搭配≤10℃/W的散热片,确保57A连续电流下结温不超过175℃;
  • 尺寸紧凑:符合传统功率器件封装规范,适配现有电路设计,无需重新布局。

四、性能优势总结

  1. 低阻高效:17.5mΩ导通电阻大幅降低导通损耗,提升电源转换效率;
  2. 宽温可靠:-55~175℃工作范围满足工业级高温/低温场景;
  3. 开关平衡:适中的栅极电荷与电容参数,兼顾开关速度与EMI控制;
  4. 安装灵活:TO-220封装适配传统PCB,可快速替换同类器件;
  5. 高性价比:国产厂商出品,性能接近进口器件但成本更低,适合批量应用。

五、典型应用场景

NCE0157A2凭借高电流、低损耗特性,广泛应用于:

  • 开关电源:笔记本适配器、LED驱动电源、DC-DC升压/降压转换器;
  • 电机驱动:小型电动工具(电钻、割草机)、伺服电机控制、电动自行车辅助驱动;
  • 负载开关:电池组充放电切换、服务器电源分配、大电流负载通断;
  • 工业控制:PLC输出模块、电机启动电路(替代继电器);
  • 新能源:48V电池组保护电路、光伏微型逆变器辅助开关。

NCE0157A2是中高压大电流场景下的高性价比选择,既满足工业级可靠性要求,又能通过低损耗降低系统成本,适合对效率与成本敏感的应用领域。

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