WMSIC Electronic Components

ElecSuper ESD5311Z-ES ESD5311Z

ModelESD5311Z-ES
PackageDFN0603-2L
BrandElec Super
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
Elec Super ESD5311Z-ES
Type
ELECSUPER
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ELECSUPER
Electronic Component
ESD5311Z-ES
Electronic Component
1
Package
DFN0603-2L
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.01g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
0.3pF
Electronic Component
BM0265154530
Operating Temperature
40℃~+125℃
Voltage
18V
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.

ElecSuper(静芯微)ESD5311Z-ES 瞬态抑制二极管产品概述

一、产品定位与核心属性

ESD5311Z-ES是静芯微(ElecSuper)推出的单路双向瞬态抑制二极管(TVS),专为敏感电子电路的静电放电(ESD)防护设计,核心作用是在静电浪涌发生时快速钳位电压,避免后级器件因过压损坏。产品聚焦“高速信号兼容+宽温可靠性”,适配多领域电子设备的接口防护需求。

二、核心参数深度解析

该器件关键参数直接决定防护能力与应用兼容性,具体解析如下:

  1. 防护电压体系

    • 反向截止电压(Vrwm)=5V:正常工作时漏电流极小,不干扰电路功能;电压低于5V时处于截止状态,对信号无额外损耗。
    • 击穿电压(Vbr)=6V:反向电压达6V时开始导通,确保在静电浪涌上升沿快速响应,避免电压进一步升高威胁后级器件。
    • 钳位电压(Vc)=18V:浪涌峰值时的最高电压,是后级器件的“安全上限”——若后级器件耐压≥18V,可有效避免击穿损坏。
  2. 电流与功率能力

    • 峰值脉冲电流(Ipp)=4A(8/20μs脉冲):对应IEC 61000-4-2的典型静电浪涌强度,可承受接触放电±8kV、空气放电±15kV的冲击(Level 4最高等级)。
    • 峰值脉冲功率(Ppp)=80W:由Ipp与Vc乘积推导(4A×18V=72W),厂商预留8W余量,确保浪涌能量被器件有效吸收,避免过载失效。
  3. 电气兼容性特性

    • 结电容(Cj)=0.3pF:低电容是高速信号防护的核心——0.3pF可兼容1Gbps以上数字信号(如USB 3.0、HDMI 1.4),不会因电容耦合导致信号上升沿/下降沿失真。
    • 反向漏电流(Ir)=1uA:极低漏电流,即使在高温下也不会增加电路功耗,适配智能手机、可穿戴设备等低功耗场景。
  4. 通道与极性
    单路双向设计:无需区分浪涌正负方向,简化电路布局(只需并联在信号/电源端口即可),降低设计复杂度。

三、防护性能与标准符合性

ESD5311Z-ES严格遵循IEC 61000-4-2静电放电抗扰度标准,核心防护优势:

  • 快速响应:ESD器件响应时间通常在ns级(行业常规<1ns),可在静电浪涌到达后级电路前快速导通钳位;
  • 双向防护:避免因浪涌极性未知导致防护失效,适配I2C、SPI等双向信号端口;
  • 低电容兼容:针对高速接口的信号完整性需求,0.3pF结电容不影响数据传输速率。

四、环境适应性与可靠性

该器件具备宽温工作能力与工业级可靠性:

  • 宽温范围:-40℃+125℃,覆盖消费电子(-20+85℃)、工业控制(-40+85℃)甚至部分车载场景(-40+125℃);
  • 品牌可靠性:静芯微是国内专注ESD防护器件的厂商,产品经温度循环、湿度老化等批量测试,可满足长期稳定工作需求;
  • 封装适配:虽未明确标注封装,但结合参数(小电流、低电容)推测为SOT-23、DFN-2等小型表面贴装封装,适配高密度PCB设计。

五、典型应用场景

ESD5311Z-ES的参数特性使其适配以下场景:

  1. 高速数字接口:USB 2.0/3.0、HDMI 1.4/2.0、DisplayPort等端口的ESD防护;
  2. 移动终端设备:智能手机、平板、智能手表的充电口、数据接口防护;
  3. 工业控制电路:PLC、传感器模块的RS485、CAN通信接口防护;
  4. 消费电子:电视、机顶盒、路由器的信号输入/输出端口防护;
  5. 车载电子:车载信息娱乐系统(IVI)的USB、HDMI接口防护(宽温支持)。

六、总结

ElecSuper ESD5311Z-ES是一款“高防护性+高速兼容+宽温可靠”的单路双向ESD防护器件,平衡了浪涌吸收能力与信号完整性,适配多领域敏感电路的静电防护需求。其低漏电流、宽温特性也使其成为低功耗设备与恶劣环境应用的理想选择,具体封装与详细测试数据可参考厂商官方datasheet。

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