WMSIC Electronic Components

LRC S-LMBR3100FT1G

ModelS-LMBR3100FT1G
PackageSOD-123FL
BrandLRC
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
LRC S-LMBR3100FT1G
Type
LRC
Minimum package
3000 未知

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LRC
Electronic Component
S-LMBR3100FT1G
Electronic Component
1
Package
SOD-123FL
Electronic Component
Schottky Diode
Electronic Component
0.038g
Electronic Component
1
Electronic Component
BM0264600915
Current
3A
Diode
1
(Vf)
850mV@3A
Electronic Component
40℃~+150℃
Electronic Component
Electronic Component
Electronic Component
3000
Voltage Rating(Vr)
100V

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

S-LMBR3100FT1G 肖特基整流二极管产品概述

一、产品定位与核心价值

S-LMBR3100FT1G是乐山无线电(LRC)推出的小体积表面贴装肖特基整流二极管,针对低电压、大电流、高密度应用场景优化,兼具低正向压降、高浪涌耐受、宽温工作范围等核心特性,适配消费电子、汽车电子、工业控制等多领域的电源整流需求,是传统硅整流管的高效替代方案。

二、关键性能参数深度解析

该器件的核心参数围绕“小封装下的高效整流”设计,关键指标及实际意义如下:

  1. 正向压降(Vf):850mV@3A(额定平均电流下)—— 远低于传统硅整流二极管(典型1V以上@3A),可显著降低整流过程中的功率损耗,提升电源转换效率约5%~10%,尤其适合对能效敏感的便携式设备。
  2. 直流反向耐压(Vr):100V—— 满足12V、24V等常见低压系统的反向截止需求,避免反向漏电流导致的额外功耗,适配多数消费电子与汽车低压电路。
  3. 额定整流电流(If):3A(平均直流电流)—— 持续工作电流能力覆盖多数小功率电源的输出需求;若需更高电流(如5A),可通过2~3个器件并联实现,无需更换大封装。
  4. 非重复峰值浪涌电流(Ifsm):80A(8.3ms半波脉冲)—— 耐受开机瞬间或负载突变产生的大电流冲击(如电源启动时的电容充电电流),提升电路可靠性,减少器件损坏风险。
  5. 工作结温范围:-40℃~+150℃—— 适应低温(如户外、汽车冬季环境)和高温(如电源内部发热区域)工况,无需额外散热片即可稳定工作,简化电路设计。
  6. 封装形式:SOD-123FL—— 表面贴装小封装,尺寸约2.9mm×2.4mm×1.1mm,体积仅为传统SMA封装的1/3,大幅节省PCB空间,适配高密度布局(如智能穿戴、路由器等设备)。

三、封装特性与生产适配性

SOD-123FL封装具备以下生产与应用优势:

  • 自动化兼容:支持回流焊、波峰焊等标准化贴装工艺,适合大规模量产,降低生产制造成本;引脚间距符合行业通用标准,可与同类封装器件互换。
  • 环保合规:采用无铅工艺,符合RoHS、REACH等全球环保标准,满足出口市场准入要求。
  • 散热优化:封装引脚与焊盘的热接触面积合理,可通过PCB铜箔辅助散热(如在焊盘下增加散热过孔),无需额外散热器即可满足3A电流下的结温控制。

四、典型应用场景梳理

基于参数特性,S-LMBR3100FT1G主要应用于以下场景:

  1. 小型开关电源:AC-DC适配器(如手机充电器、笔记本电源的辅助整流)、DC-DC转换器的输出整流,提升效率并缩小电源体积。
  2. 便携式电子设备:智能穿戴(手表、手环)、平板电脑、蓝牙耳机等设备的电源管理模块,利用小封装实现紧凑设计。
  3. 汽车电子辅助电路:车灯(LED驱动整流)、传感器电源、车载充电器的低压整流,宽温范围适配汽车-40℃~+85℃的工作环境。
  4. 消费类电子终端:机顶盒、路由器、智能音箱的电源单元,满足低成本、小体积的设计需求。
  5. 工业控制小功率电路:PLC(可编程逻辑控制器)的辅助电源、小型电机驱动的整流环节,稳定耐受高低温与电流冲击。

五、可靠性与质量保障

LRC作为国内半导体行业的老牌厂商,S-LMBR3100FT1G的质量管控具备以下特点:

  • 工艺稳定性:采用成熟的肖特基势垒工艺,反向漏电流低(典型值<10μA@25℃),长期工作可靠性高。
  • 浪涌验证:通过80A峰值浪涌测试,满足IEC 61000-4-5电磁兼容标准对浪涌的要求,避免开机损坏。
  • 环境试验:经过高温存储(+175℃)、温度循环(-40℃~+150℃)等可靠性试验,确保极端工况下的稳定工作。

总结

S-LMBR3100FT1G以“小封装、高效率、高可靠”为核心,是低电压大电流整流场景的高性价比选择,可有效简化电路设计、降低成本,适配多领域的电源系统需求。

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