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DOWO SP2080L
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- DOWO SP2080L
- Type
- DOWO
- Minimum package
- 5000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- DOWO
- Electronic Component
- SP2080L
- Electronic Component
- 1
- Package
- TO-277B
- Electronic Component
- Schottky Diode
- Electronic Component
- 0.177g
- Electronic Component
- 1
- Electronic Component
- BM0264215337
- Current
- 20A
- Diode
- 1
- Current(Ir)
- 100uA@80V
- (Vf)
- 600mV
- Electronic Component
- 55℃~+150℃
- Electronic Component
- Electronic Component
- Electronic Component
- 5000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SP2080L 产品概述
一、概述
SP2080L 为 DOWO（东沃）出品的独立式肖特基二极管，型号标称为“肖特基二极管 600mV 80V 20A TO-277B”。该器件兼顾低正向压降与大电流能力，适合中高功率整流与续流场合，封装采用 TO-277B，便于散热与安装。
二、主要电气参数
- 正向压降（Vf）：约 600mV（具体测量条件请参见数据手册）；
- 直流反向耐压（Vr）：80V；
- 额定整流电流（If）：20A（连续）；
- 反向漏电流（Ir）：100µA @ 80V；
- 非重复峰值浪涌电流（Ifsm）：280A（通常按行业通用冲击条件测量）；
- 工作结温范围：-55℃ 至 +150℃。
三、封装与热管理
TO-277B 封装提供较大的散热面积与机械强度，适配螺栓固定散热片或金属底座。设计时应保证良好热阻路径（结到散热片），并在 PCB 布局中预留足够散热垫和通孔，以控制结温并延长寿命。
四、典型应用场景
适用于交换电源输出整流、DC-DC 转换器自由轮回二极管、充电器与电源适配器、逆变器的低损耗整流、以及需要较高浪涌能力的工业电源场合。80V 的耐压等级也适合部分汽车与储能系统的保护电路。
五、使用与选型建议
在选型时应结合工作电流、开关频率与允许结温综合评估。尽管肖特基具有快速恢复特性，仍需注意反向漏电流随温升增加；高温工况下漏电可能影响系统静态损耗。若系统存在频繁大电流浪涌，应核实 Ifsm 在目标应用下的安全裕量并配合熔断与限流保护。
六、可靠性与注意事项
SP2080L 的结温范围宽，适应恶劣环境；但长期工作应控制在推荐的器件热工条件内，避免长时间接近 Tj 上限。焊接与安装应遵循厂商热循环与抗振动规范，确保器件机械与电气性能稳定。
总体而言，SP2080L 在中高功率整流与保护场景中提供了平衡的正向压降、耐压与浪涌能力，是对散热和浪涌保护有要求场合的实用选择。欲获取更详尽参数与典型曲线，请参考厂家完整数据手册。
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