WMSIC Electronic Components

UTC 2SC5353BL-TN3-R 2SC5353BL

Model2SC5353BL-TN3-R
PackageTO-252-2(DPAK)
BrandUTC
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
UTC 2SC5353BL-TN3-R
Type
UTC
Minimum package
2500 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
UTC
Electronic Component
2SC5353BL-TN3-R
Electronic Component
1
Package
TO-252-2(DPAK)
Electronic Component
1 NPN
Electronic Component
Transistor(BJT)
Electronic Component
Electronic Component
Electronic Component
0.504g
Electronic Component
1
Electronic Component
BM0229983989
Transistor Type
NPN
Power Dissipation(Pd)
22W
Electronic Component
Electronic Component
Electronic Component
2500
Collector Current(Ic)
3A

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

2SC5353BL-TN3-R 产品概述

一、产品简介

2SC5353BL-TN3-R 为 UTC(友顺)出品的一款高压 NPN 功率三极管,采用表面贴装 TO-252-2(DPAK)封装,单只器件,独立式封装设计。器件具有高集电极电压耐受能力和较高功耗处理能力,适合用于高压开关及功率放大场合,是离线电源开关、功率变换及工业驱动电路中的常用选择。

二、主要参数(概要)

  • 晶体管类型:NPN(BJT)
  • 集电极电流 Ic:3 A
  • 集—射击穿电压 Vceo:750 V
  • 最大耗散功率 Pd:22 W
  • 集电极截止电流 Icbo:≤100 μA
  • 集电极饱和电压 VCE(sat):≈1 V(典型条件下)
  • 射基极击穿电压 Vebo:2 V
  • 封装:TO-252-2(DPAK)
  • 数量:单个(独立式)

三、性能特点与设计要点

  • 高耐压能力:750 V 的 Vceo 使该器件能胜任高压开关应用,如离线开关电源主开关、功率因数校正(PFC)开关以及高压逆变前端等场景。
  • 中等电流与较高功耗:3 A 的集电极电流和 22 W 的耗散功率(依赖封装散热条件)适合中功率等级的开关与线性放大应用。注意在实际电路中需考虑封装热阻和 PCB 散热面积来确保器件不超温。
  • 漏电与饱和电压:Icbo ≤100 μA 表明在高压关断时泄露电流受控;VCE(sat) 约 1 V 意味在饱和导通时功耗仍需关注,尤其在大电流和高频开关场合会影响效率。
  • 基极耐压限制:Vebo 仅 2 V,表示基极-发射极间反向电压能力有限,设计驱动电路时应避免基极受到反向电压冲击,可采用钳位或保护器件防止基极-发射极反向击穿。

四、典型应用场景

  • 离线开关电源(SMPS)主开关
  • 开关式照明驱动与电子镇流器
  • 功率因数校正(PFC)前端开关
  • 中小功率逆变器与马达驱动电路
  • 工业控制与高压电源模块

五、封装与安装注意

TO-252-2(DPAK)为表面安装封装,利于自动化贴装与回流焊接。该封装的金属散热面通常与集电极相连,通过焊接到 PCB 大铜箔实现散热。实际使用时应:

  • 按制造商推荐的 PCB 热铜面积和过孔布局布线,以降低结壳温升并提高功耗承载能力。
  • 在高频或大电流场合,注意焊点质量与热循环可靠性。
  • 引脚定义可能因厂商而异,请以厂商规格书为准,通常 DPAK 的大金属片为集电极。

六、电路设计与可靠性建议

  • 驱动与保护:配备合适的基极限流电阻、驱动器与反向保护,避免基极-发射极承受反向电压超过 2 V。对感性负载务必加入缓冲电路(吸收器或续流二极管)以抑制反向尖峰。
  • 热设计:22 W 的额定耗散需在指定环境温度和散热条件下才能实现,建议在实际布局时做功率与温升估算,并对器件进行必要的保守降额(derating)。
  • SOA 与脉冲能力:在开关或脉冲应用中,应参考器件的安全工作区(SOA)曲线,避免在高 Vce 与高 Ic 同时出现时超出安全限值。
  • ESD 与储存:按常规半导体器件防静电要求处理,焊接时遵守回流焊曲线以免影响器件可靠性。

七、总结

2SC5353BL-TN3-R 结合了高达 750 V 的耐压能力、3 A 的集电极电流与 TO-252-2 的表面贴装形式,适用于多种高压开关与功率转换场合。设计时需重视基极反向耐压限制、封装散热与饱和电压导致的能耗,以保证电路稳定可靠运行。欲获得详细电气特性曲线、引脚定义与推荐焊接规范,请参阅 UTC 官方规格书并按照规格书进行最终电路设计与热仿真验证。

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