WMSIC Electronic Components

FUXINSEMI GBLC08C

ModelGBLC08C
PackageSOD-323
BrandFUXINSEMI
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+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
FUXINSEMI GBLC08C
Type
FUXINSEMI
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
FUXINSEMI
Electronic Component
GBLC08C
Electronic Component
1
Package
SOD-323
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.057g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
1pF
Electronic Component
BM0265669347
Voltage
18.5V
Current(Ir)
2uA
Voltage(VBR)
8.5V

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

GBLC08C 双向ESD保护器件产品概述

GBLC08C是富芯森美(FUXINSEMI)推出的单路双向ESD保护器件,专为敏感电子电路的静电放电(ESD)防护设计,兼具低结电容、高脉冲耐受能力与小型化封装特点,可有效适配高速信号链路及高密度PCB布局场景,满足消费电子、移动终端、工业控制等领域的ESD防护需求。

一、产品核心定位与应用场景

GBLC08C的核心定位是高速信号链路的低干扰ESD防护——针对传输速率高、对信号完整性要求严格的电路,提供无感知的静电防护,同时兼容传统低速电路的防护需求。

典型应用覆盖:

  • 移动智能终端:手机USB Type-C接口、耳机孔、SIM卡槽;
  • 消费电子:智能手表充电接口、蓝牙耳机音频/数据链路;
  • 高速通信:路由器USB 3.0/3.1端口、HDMI 2.0视频接口;
  • 工业控制:PLC数字IO口、传感器信号输入端口。

二、关键电气参数深度解析

GBLC08C的参数设计围绕“防护有效性”与“信号兼容性”两大核心,关键参数及意义如下:

  1. 双向防护无极性:无需区分正负极,简化PCB布线,可同时防护正负方向的静电脉冲,适配单端/差分信号链路;
  2. 低工作电压与快速响应:反向截止电压(Vrwm)=8V(正常工作时不导通,不影响电路),击穿电压=8.5V(接近工作电压,静电脉冲触发时快速导通);
  3. 高脉冲耐受能力:峰值脉冲电流(Ipp)=13.4A、峰值脉冲功率(Ppp)=148W,可覆盖IEC 61000-4-2标准中接触放电±8kV、空气放电±15kV的严苛测试要求;
  4. 低结电容保障信号完整性:结电容(Cj)=1pF(典型值),在高频信号(如USB 3.0 5Gbps、HDMI 2.0 18Gbps)传输时,无明显信号衰减或相位偏移;
  5. 低漏电流低功耗:反向漏电流(Ir)=2μA(Vr=8V时),正常工作时功耗可忽略,适配电池供电的移动设备;
  6. 精准钳位电压:钳位电压=18.5V(Ipp=13.4A时),可将被保护线路的过压限制在后端IC的耐压阈值以下(如多数CMOS芯片耐压<20V)。

三、封装与物理特性

GBLC08C采用SOD-323小型表面贴装封装,具备以下物理优势:

  • 尺寸紧凑:典型封装尺寸为1.6mm×0.8mm×0.8mm,适合高密度PCB布局(如手机主板的接口区域);
  • 环保合规:采用无铅无卤工艺,符合RoHS、REACH等环保标准;
  • 焊接兼容:支持回流焊、波峰焊等常规SMT工艺,焊接可靠性高。

四、设计优势与可靠性

  1. 双向防护简化设计:无需额外匹配极性,减少PCB设计复杂度,降低布线错误风险;
  2. 低电容与高速兼容:1pF结电容可适配当前主流高速信号链路,无需为防护牺牲传输速率;
  3. 高可靠性长期稳定:经过高温老化、温度循环等可靠性测试,可在-55℃~125℃宽温范围内稳定工作,满足工业级与消费级产品的寿命要求;
  4. 低功耗适配移动场景:微安级漏电流不影响电池续航,适合智能穿戴、手机等便携设备。

五、典型应用电路示例

以手机USB Type-C接口防护为例:
将GBLC08C并联在USB数据引脚(D+/D-)与地之间,或电源引脚(VBUS)与地之间,当静电脉冲入侵时,器件快速导通,将脉冲电流泄放到地,同时钳位电压限制在18.5V以下,保护后端USB控制器不被击穿。

总结

GBLC08C凭借双向防护、低结电容、高脉冲耐受、小型化封装等核心优势,成为高速信号链路ESD防护的高性价比选择,可有效解决敏感电子电路的静电干扰问题,适配多场景应用需求。

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