WMSIC Electronic Components

ST STP315N10F7

ModelSTP315N10F7
PackageTO-220-3
BrandST
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 23+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
ST(STMicroelectronics) STP315N10F7
Type
ST
Unit
Electronic Component
Minimum package
50 管

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
ST(STMicroelectronics)
Electronic Component
STP315N10F7
Electronic Component
1
Package
TO-220-3
Electronic Component
1 N
Electronic Component
MOSFET
Electronic Component
1g
Electronic Component
1
Electronic Component
BM0058424306
Operating Temperature
55℃~+175℃
Power Dissipation(Pd)
315W
Electronic Component
Electronic Component
Electronic Component
50
Voltage(Vdss)
100V

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

STP315N10F7 场效应管(MOSFET)产品概述

STP315N10F7是意法半导体(ST)推出的一款N沟道增强型MOSFET,采用TO-220-3通孔封装,针对中大功率、宽温环境的电子系统设计,具备低导通电阻、大电流承载能力等核心优势,可满足工业电机驱动、开关电源等场景的需求。

一、核心基础参数梳理

该器件的关键参数围绕电压、电流、损耗及可靠性展开,具体如下:

  • 电压特性:漏源击穿电压(Vdss)为100V,覆盖100V以下低压应用;栅源阈值电压(Vgs(th))为4.5V,兼容5V逻辑电平驱动,无需额外电平转换。
  • 电流与功率:连续漏极电流(Id)达180A(25℃时),最大耗散功率(Pd)为315W,支持中大功率负载持续运行;导通电阻(RDS(on))在10V栅源电压、60A漏极电流下仅2.7mΩ,低电阻大幅降低导通损耗。
  • 电容与电荷:栅极总电荷(Qg)180nC(@50V漏源电压),输入电容(Ciss)12.8nF、反向传输电容(Crss)170pF,电容参数平衡开关速度与驱动难度,适配高频场景。
  • 温度范围:工作温度覆盖-55℃至+175℃,符合工业级宽温要求,极端环境下仍能稳定工作。

二、关键性能特性解析

STP315N10F7的性能优势集中体现为三点:

  1. 低损耗设计:2.7mΩ导通电阻是核心亮点,大电流场景下(如60A以上),导通损耗(I²R)显著降低,减少系统发热,简化散热设计。
  2. 大电流承载:180A连续漏极电流适配中大功率负载(如无刷电机、大功率电源),无需并联多个器件即可满足电流需求。
  3. 宽温可靠性:-55℃至+175℃的温度范围覆盖工业、户外作业等场景,高温下电气特性稳定,降额系数小。

三、典型应用场景

基于电压、电流及损耗特性,该器件适用于以下场景:

  • 工业电机驱动:低压伺服电机、无刷直流电机(BLDC)的功率开关,100V电压适配24V-96V工业电源,180A电流支持2kW以上功率电机运行。
  • 开关电源系统:DC-DC降压转换器(如48V转12V)、UPS低压侧开关,低导通电阻降低转换损耗,提升电源效率。
  • 电池管理:电动工具、小型电动车的充放电回路,宽温特性适合户外作业,大电流支持快速充放电。
  • 大功率负载开关:工业设备、通信基站的负载通断控制,TO-220封装便于散热与安装。

四、封装与使用注意事项

  1. 封装特点:TO-220-3通孔封装,3引脚布局(D漏极、S源极、G栅极),安装简单,适配标准PCB板,可焊接或螺丝固定。
  2. 散热要求:315W耗散功率需配合铝制散热器使用;25℃未加散热器时,实际允许功率需降额至10W以下,高温环境需进一步降额。
  3. 驱动保护:栅极需避免静电损伤,建议串联10Ω-100Ω栅极电阻;驱动电压保持5V-15V(不超20V最大Vgs),确保稳定开关。
  4. 电流降额:25℃时180A为额定值,温度每升1℃降额0.5%,175℃时电流降额至约60A。

五、选型对比与优势

与同封装、同电压竞品相比,STP315N10F7优势明显:

  • 导通电阻更低(竞品多≥3mΩ),损耗更小;
  • 连续电流更大(竞品多≤150A),无需并联;
  • 宽温范围更广,适配工业级场景。

综上,STP315N10F7是一款高性价比的中大功率MOSFET,可满足工业电机、电源转换等领域的需求。

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