WMSIC Electronic Components

LGE SD05

ModelSD05
PackageSOD-323
BrandLGE
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 26+

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Technical data

Product details

19 specifications

Core information

Product name
LGE SD05
Type
LGE
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LGE
Electronic Component
SD05
Electronic Component
1
Package
SOD-323
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.014g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
350pF
Electronic Component
BM0265872159
Operating Temperature
55℃~+150℃
Voltage
9.8V
Electronic Component
IEC 61000-4-2

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

SD05 ESD防护器件产品概述

SD05是鲁光电子(LGE)推出的单路单向ESD防护器件,专为电子设备的静电放电(ESD)及瞬态脉冲干扰防护设计,可有效抑制静电对敏感电路的冲击,保障设备稳定运行。其核心参数与特性适配多场景应用,是小型化电子设备静电防护的实用选择。

一、核心防护参数与性能

SD05的防护性能围绕静电冲击的关键指标设计,核心参数如下:

  • 极性:单向,仅对特定方向的瞬态脉冲提供防护(需结合电路极性匹配);
  • 反向截止电压(Vrwm):6V,正常工作时反向漏电流极低,不影响电路静态性能;
  • 钳位电压:9.8V(关键防护参数),当遭遇ESD或瞬态脉冲时,可将电压钳位在9.8V以内,避免后端敏感器件过压损坏;
  • 峰值脉冲电流(Ipp):17A,可承受最大17A的瞬态脉冲冲击,防护可靠性高;
  • 峰值脉冲功率(Ppp):350W(8/20μs波形下),符合ESD测试的典型波形要求,能有效应对实际环境中的静电冲击;
  • 反向电流(Ir):10μA(低漏电流),正常工作时功耗低,对电路效率影响极小;
  • 结电容(Cj):350pF,适用于对电容不敏感的电路(如电源端、低速信号链路),高频场景需结合实际需求评估。

二、封装与工作环境适应性

SD05采用SOD-323贴片封装,尺寸紧凑(典型0805封装的缩小版),可节省PCB空间,适配小型化电子设备的高密度布局需求;同时,其工作温度范围覆盖**-55℃~+150℃**,宽温特性使其可在工业控制、车载辅助系统、户外设备等 harsh 环境下稳定工作,不受极端温度影响。

三、防护标准与典型应用场景

SD05通过IEC 61000-4-2国际ESD防护标准,可满足电子设备对静电放电的测试要求,典型应用场景包括:

  1. 消费电子:手机、平板、智能穿戴设备的接口(如USB、充电口)、按键电路的ESD防护;
  2. 工业控制:传感器、PLC模块、工业物联网节点的静电防护(适配宽温环境);
  3. 汽车电子:车载低功率模块(如仪表盘辅助电路、传感器接口)的静电防护;
  4. IoT设备:智能家居、智能安防设备的信号与电源链路防护(小封装适配)。

四、设计优势与注意事项

设计优势

  • 低漏电流:10μA的反向漏电流确保正常工作时无额外功耗损耗,不影响电路静态性能;
  • 宽温可靠:-55℃~+150℃的工作范围覆盖多数应用场景的温度需求;
  • 小封装适配:SOD-323封装适合高密度PCB布局,尤其适合小型化设备;
  • 高脉冲耐受:17A峰值脉冲电流可应对实际环境中常见的静电冲击强度。

注意事项

  • 结电容适配:350pF的结电容对高频信号(如射频、高速数字信号)可能产生干扰,高频场景建议选用低容ESD器件;
  • 极性匹配:单向防护特性需确保器件极性与电路方向一致,避免反向安装导致防护失效。

五、总结

SD05作为鲁光电子的单路ESD防护器件,凭借可靠的防护性能、宽温适应性、小封装设计等特点,成为电源端、低速信号链路静电防护的高性价比选择。其符合IEC 61000-4-2标准,适配消费电子、工业控制、汽车电子等多领域应用,可有效提升电子设备的静电抗扰度,保障设备长期稳定运行。

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