WMSIC Electronic Components

Jingdao Microelectronics FR102W

ModelFR102W
PackageSOD-123FL
BrandElectronic
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 131494

Available for RFQ

Technical data

Product details

13 specifications

Core information

Product name
Electronic FR102W
Type
Jingdao Microelectronics
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic
Electronic Component
FR102W
Electronic Component
1
Package
SOD-123FL
Electronic Component
0.032g
Electronic Component
1
Electronic Component
BM0265794263
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.

FR102W 快恢复二极管产品概述

FR102W是晶导微电子推出的独立式快恢复/高效率二极管,针对中低压小功率整流、续流场景优化设计,兼具低导通损耗、短反向恢复时间与高可靠性,适配高密度表面贴装需求。

一、产品定位与核心特性

FR102W定位于小功率高频整流应用,核心特性围绕“效率提升+开关兼容性”展开:

  • 属于快恢复二极管(Fast Recovery Diode, FRD),区别于普通整流管的关键是反向恢复时间极短,可支持高频开关场景;
  • 采用独立式封装设计,电气隔离与散热表现优于集成式方案;
  • 平衡正向压降与反向恢复特性,避免“低Vf牺牲恢复速度”或“短Trr增加导通损耗”的 trade-off。

二、关键电气参数解析

FR102W的参数设计精准匹配小功率低压场景,核心参数意义如下:

  1. 正向压降(Vf):1.3V @ 1A
    导通状态下的电压损耗,1.3V@1A的数值低于部分同规格快恢复管,可降低连续工作时的功率损耗(如1A电流下导通损耗为1.3W),提升电源转换效率。
  2. 直流反向耐压(Vr):100V
    连续反向工作的最大电压,满足100V以下低压电源(如12V/24V系统的二次整流)的耐压需求,冗余设计保障可靠性。
  3. 整流电流(If):1A
    连续正向工作的额定电流,适配小功率负载(如LED驱动、小家电控制板)的电流需求。
  4. 反向恢复时间(Trr):150ns
    快恢复二极管的核心指标,150ns远短于普通整流管(如1N4002的Trr为数百微秒),可支持100kHz以上开关频率的电源设计,减少开关过程中的反向恢复损耗与电磁干扰(EMI)。
  5. 非重复峰值浪涌电流(Ifsm):30A
    应对瞬间脉冲冲击(如电源启动瞬间的浪涌),30A的耐冲击能力满足常规小功率设备的瞬态需求,避免器件损坏。
  6. 工作结温范围:-55℃ ~ +150℃
    宽温范围适配工业级、车载级(部分场景)或高温环境(如电源内部发热区域),结温150℃的上限说明器件耐温性优异。
  7. 反向漏电流(Ir):5μA @ 100V
    反向偏置时的漏电流极小,可降低待机功耗,同时保障反向耐压的长期可靠性。

三、封装与可靠性设计

FR102W采用SOD-123F表面贴装封装,具备以下优势:

  • 小型化设计:封装尺寸紧凑(典型值:2.5mm×1.3mm×1.0mm),适合高密度PCB布局(如手机充电器、小型通信模块);
  • 散热与可靠性:采用高导热塑封材料与优化的引线框架设计,可有效将结温传导至PCB,支撑150℃结温的长期工作;
  • 焊接兼容性:符合RoHS标准,兼容无铅焊接工艺,适配现代电子制造流程。

四、典型应用场景

FR102W的参数特性使其广泛适用于以下场景:

  1. 开关电源二次整流:如手机充电器、笔记本适配器(小功率段)、LED驱动电源(1-5W)的输出整流;
  2. DC-DC转换器续流:如降压型(Buck)DC-DC电路的续流二极管,利用短Trr减少开关损耗;
  3. 电池充电电路:如小型锂电池充电器的整流/续流,适配1A以内的充电电流;
  4. 小家电控制板:如豆浆机、加湿器的电源整流,满足低功耗与高频需求;
  5. 通信设备模块:如路由器、交换机的低压电源模块,适配高密度设计。

五、应用优势总结

FR102W在小功率高频场景中具备显著优势:

  • 效率提升:低Vf减少导通损耗,短Trr降低开关损耗,整体电源转换效率可提升2%-5%;
  • 高频兼容性:150ns恢复时间支持主流开关频率(20kHz-200kHz),避免EMI问题;
  • 可靠性保障:宽结温、低漏电流、30A浪涌能力,适配恶劣环境与瞬态冲击;
  • 小型化适配:SOD-123F封装满足产品轻薄化需求,适合消费电子、通信设备的集成设计。

整体来看,FR102W是晶导微电子针对小功率低压高频整流场景的高性价比解决方案,平衡了性能、可靠性与成本,可有效替代同规格进口器件,满足国内电子制造的国产化需求。

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