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SUPSiC GC4D05120A
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- SUPSi C GC4D05120A
- Type
- SUPSIC
- Minimum package
- 50 管
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SUPSIC
- Electronic Component
- GC4D05120A
- Electronic Component
- 1
- Package
- TO-220-2
- Electronic Component
- Diode
- Electronic Component
- 2.956g
- Electronic Component
- 1
- Electronic Component
- BM0257658492
- Current
- 19A
- Diode
- Electronic Component
- Current(Ir)
- 150uA@1200V
- (Vf)
- 1.4V@5A
- Electronic Component
- 55℃~+175℃
- Electronic Component
- Electronic Component
- Electronic Component
- 50
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
GC4D05120A 产品概述
一、产品简介
GC4D05120A 是 SUPSiC（国晶微半导体）推出的一款独立式碳化硅（SiC）整流二极管，封装为常用的 TO-220-2。器件面向高压、高温、高频开关电源及工业电力电子系统，额定直流整流电流为 19A，直流反向耐压 Vr 为 1200V，适合 1.2kV 级电压平台的整流与续流应用。
二、主要电气参数
- 整流电流（IF）：19 A（直流）
- 正向压降（Vf）：1.4 V @ 5 A
- 直流反向耐压（Vr）：1.2 kV（1200 V）
- 反向漏电流（Ir）：150 μA @ 1200 V
- 非重复峰值浪涌电流（Ifsm）：46 A
- 工作结温范围：-55 ℃ ~ +175 ℃
三、关键特性与优势
- 高压耐受：1200V 额定满足大多数中高压电源和逆变器的安全裕度。
- 低正向压降：5A 时 Vf 仅 1.4V，在中等电流下可显著降低导通损耗，提高系统效率。
- 低漏电流：在额定电压下 Ir 为 150 μA，有利于高温或高压下的能耗控制与热均衡。
- 耐高温能力强：结温可工作到 175 ℃，适合高温环境及热设计受限的场景。
- 可靠的冲击能力：Ifsm 46A 表明器件可承受短时浪涌，提升系统抗短路/启动浪涌能力。
- TO-220-2 封装便于散热与安装，适合通过散热片或机箱导热设计实现长期稳态散热。
四、典型应用
- 功率因数校正（PFC）级整流器
- 开关电源（SMPS）快速整流或续流二极管
- 不间断电源（UPS）与逆变器输出整流
- 可再生能源逆变器、太阳能充放电系统
- 工业驱动、电机控制与电源模块
五、使用与选型建议
- 散热管理：尽量配合适当散热片或采用导热垫，保证结温在额定范围内运行，避免长时间高结温导致漏电增加。
- 浪涌考虑：Ifsm 46A 适用于短时浪涌，但在预期有更高启动/故障浪涌时应增加串联保护或选择更高浪涌能力的器件。
- 布局注意：在高频切换应用中，减少回路寄生电感以降低电压尖峰和 EMI。
- 温度与漏电：注意反向漏电随温度上升而增加，在高温环境下需评估系统静态损耗。
- 安装要求：TO-220-2 常规螺丝固定，推荐使用绝缘或接地挡板时注意紧固力矩和热界面材料以改善热阻。
六、可靠性与注意事项
GC4D05120A 采用 SiC 工艺，天然具备更低反向恢复与更高热稳定性的优势，但仍需关注长期高温循环与电应力下的退化。使用中应避免超过额定 Vr、Ifsm 及最大结温，并做好短路保护与热保护措施，以确保长期可靠运行。
总结：GC4D05120A 是一款面向中高压、高效率电力电子系统的 SiC 整流二极管，兼顾低导通损耗、高温性能与易用的 TO-220-2 封装，适合要求能效与热稳定性的工业与电源应用场景。在设计中合理评估散热与浪涌条件，可发挥其最佳性能。
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