WMSIC Electronic Components

SUPSiC GC3D30065D

ModelGC3D30065D
PackageTO-247-3
BrandSUPSIC
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
SUPSi C GC3D30065D
Type
SUPSIC
Minimum package
30 管

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SUPSIC
Electronic Component
GC3D30065D
Electronic Component
1
Package
TO-247-3
Electronic Component
Diode
Electronic Component
9.57g
Electronic Component
1
Electronic Component
BM0229953529
Current
39A
Diode
1
Current(Ir)
95uA@650V
(Vf)
1.5V
Electronic Component
55℃~+175℃
Electronic Component
Electronic Component
Electronic Component
30

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

GC3D30065D 产品概述

一、产品简介

GC3D30065D 是 SUPSiC(国晶微半导体)推出的一款高压碳化硅(SiC)肖特基整流二极管,采用 TO-247-3 封装,面向高效电力电子应用。器件额定直流整流电流 39A、直流反向耐压 650V,正向压降仅 1.5V(典型/额定值),反向漏电流 95µA(在 650V 条件下),并具备 162A 的非重复峰值浪涌能力。工作结温范围宽(-55℃ 到 +175℃),适合高温、严苛工况。

二、主要性能特点

  1. 低正向压降:Vf≈1.5V,降低导通损耗,有利于提高整机效率、减小散热需求。
  2. 高耐压能力:650V 反向耐压,适配中高压电源和变频器等应用。
  3. 低反向漏流:Ir=95µA@650V,在高压条件下保持较低反向损耗,有利于待机能耗控制和高温稳定性。
  4. 耐冲击能力强:非重复峰值浪涌电流 Ifsm=162A,能承受短时浪涌电流冲击。
  5. 宽工作温度:结温可达 +175℃,提高热裕度,适合高温环境和高功率密度设计。
  6. TO-247-3 封装:便于螺栓安装与散热片配合,适合模块化设计与更换维护。

三、典型应用

  • 开关电源(SMPS)和功率因数校正(PFC)整流段
  • 逆变器与电机驱动的自由轮二极管或续流回路
  • 太阳能逆变器、储能电源的整流与续流保护
  • UPS、充电桩及高频开关电源中的整流/箝位元件
  • 其他需要高压、低损耗且耐高温的电力电子场合

四、可靠性与工作环境

GC3D30065D 支持 -55℃ 到 +175℃ 的结温范围,有利于在高温或热循环频繁的环境中延长寿命。但实际应用中仍建议遵循器件的 SOA(安全工作区)和厂方热阻、散热规格对结温进行管控。长时间在极限结温下工作会加速老化,应考虑热设计余量与适度降额使用。

五、封装与热管理建议

  • 封装:TO-247-3,三引脚布局,背面为散热金属面,便于与散热片或冷却基板接触。
  • 散热建议:推荐使用合适尺寸的散热片并配合绝缘/导热垫片或直接螺栓固定;必要时配合风冷或液冷。
  • PCB 布局:尽量缩短高电流回路的走线,采用多层铜厚或并联导线,保证散热和电流承载能力。
  • 热阻与测点:在设计时预留结-壳、壳-散热器的热阻裕量,并设置靠近器件的热敏点用于温度监测。

六、设计注意事项

  • 浪涌与瞬态:虽具 162A 峰值浪涌能力,但仍应配合限流、软起动或浪涌抑制措施以减少应力。
  • 反向恢复:SiC 肖特基具有极小的反向恢复电流,适合高频开关;设计时可利用其快速特性提高开关频率。
  • 热降额:长期工作请按实际结温实现降额使用,推荐在系统级进行热仿真验证。
  • 焊接与安装:遵循厂商提供的焊接/装配温度曲线与扭矩规范,避免因过热或机械应力影响可靠性。

七、结论

GC3D30065D 结合了 SiC 器件的低损耗、高耐压与宽工作温度特性,适合要求高效率、高功率密度和高可靠性的电力电子系统。通过合理的散热设计、浪涌保护与 PCB 布局,可以充分发挥其低 Vf、低 Ir 与高热稳定性的优势,显著提升整机性能与可靠性。若需进一步的电气特性曲线、热阻数据或可靠性测试报告,建议联系 SUPSiC 获取完整数据手册。

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