WMSIC Electronic Components

TDD F7

ModelF7
PackageSOD-123FL
BrandTDD
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 Option 171396

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Technical data

Product details

13 specifications

Core information

Product name
TDD F7
Type
TDD
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TDD
Electronic Component
F7
Electronic Component
1
Package
SOD-123FL
Electronic Component
0.035g
Electronic Component
1
Electronic Component
BM0266040339
Electronic Component
Electronic Component
Electronic Component
3000

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

TDD F7系列1A高压整流二极管产品概述

一、产品核心定位与品牌背景

TDD F7系列二极管为台冠电子(TDD)推出的独立式中高压小电流整流器件,聚焦于对耐压等级、温度适应性及可靠性有明确要求的应用场景。台冠电子作为专注功率半导体器件研发与生产的厂商,其产品覆盖整流二极管、稳压管等多个品类,F7系列依托品牌在功率器件封装与电气性能优化上的技术积累,主打“高耐压+宽温+小封装”的差异化特性,满足工业级及部分消费电子领域的整流需求。

二、关键电气性能参数深度解析

F7系列的核心参数围绕“高压整流可靠性”与“低损耗运行”设计,关键指标如下:

1. 正向导通特性

正向压降(Vf)为1.3V@1A,该值在1kV耐压等级的整流二极管中处于合理区间——高压器件因PN结掺杂工艺限制,正向压降略高于低压硅管,但1.3V的导通损耗可有效控制在中小功率应用的可接受范围内,避免因导通损耗导致的额外热积累。

2. 反向耐压与漏电流

直流反向耐压(Vr)达1kV,可稳定承受1000V反向电压,满足中高压电路的整流需求;反向电流(Ir)仅5uA@1kV,漏电流极低,说明反向截止时器件功耗极小,尤其适合对待机功耗敏感的设备(如通信模块、小型电源)。

3. 动态与瞬态性能

  • 反向恢复时间(Trr)为500ns,属于快速恢复范畴,可配合数十kHz的开关频率运行,避免因反向恢复导致的开关损耗与电磁干扰(EMI)问题;
  • 非重复峰值浪涌电流(Ifsm)达30A,能承受瞬间30A的大电流冲击(如电源启动瞬间的浪涌),大幅提升器件在恶劣工况下的可靠性。

4. 温度适应性

工作结温范围为**-55℃~+150℃**,覆盖工业级环境的极端温度(如户外设备、高低温存储设备),无需额外散热或温度补偿即可稳定工作,降低系统设计复杂度。

三、封装与机械可靠性设计

F7系列采用SOD-123FL表面贴装封装,具有以下优势:

  • 小型化集成:封装尺寸紧凑(典型尺寸约2.9×1.6×1.0mm),适合对空间要求严格的小型化设备(如便携式电源、IoT终端模块);
  • 散热优化:封装结构兼顾散热与电气绝缘,可有效将结温传导至PCB,避免150℃结温下的热失效;
  • 焊接可靠性:引脚设计符合表面贴装工艺要求,可兼容回流焊、波峰焊等常规焊接流程,降低生产良率风险。

四、典型应用场景

结合F7系列的参数特性,其典型应用场景包括:

  1. 中高压开关电源:如输出电压500V以上的中小功率电源(如医疗设备辅助电源、工业仪器电源),1kV耐压满足整流需求;
  2. 工业控制模块:如PLC输入输出模块、传感器供电电路,宽温范围(-55~150℃)适应工业现场的温度波动;
  3. 逆变电路辅助整流:如光伏逆变器、UPS的辅助电源整流,500ns反向恢复时间匹配开关频率;
  4. 小型通信设备:如5G小基站的辅助电源、路由器电源模块,小封装与低漏电流降低设备功耗与体积。

五、产品核心优势总结

TDD F7系列二极管的核心优势可概括为“精准匹配需求+高可靠性+集成友好”:

  • 高压(1kV)与小电流(1A)的精准组合,避免选型时“大马拉小车”的浪费;
  • 宽温、低漏电流、强浪涌能力,从电气与机械层面保障长期可靠性;
  • SOD-123FL小封装,助力设备小型化与集成化设计。

该系列器件为中高压小电流整流场景提供了高性价比的解决方案,适合对成本与性能平衡有要求的工业及消费电子领域。

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