WMSIC Electronic Components

TECH PUBLIC ESD05V32D-LC ESD05V32D

ModelESD05V32D-LC
PackageSOD-323
BrandTECH PUBLIC
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
TECH PUBLIC ESD05V32D-LC
Type
TECH PUBLIC
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TECH PUBLIC
Electronic Component
ESD05V32D-LC
Electronic Component
1
Package
SOD-323
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.029g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
3pF
Electronic Component
BM0227776260
Voltage
19V
Current(Ir)
200nA
Voltage(VBR)
8V

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

ESD05V32D-LC 产品概述

一、产品简介

ESD05V32D-LC 是 TECH PUBLIC(台舟电子)推出的一款单路双向瞬态电压抑制器(TVS / ESD保护器),封装为 SOD-323,面向对静电和浪涌敏感的信号线和接口提供可靠保护。器件体积小、响应快,适用于空间受限的消费电子与工业终端。

二、主要性能参数

  • 型号:ESD05V32D-LC
  • 钳位电压(Vc):19 V(典型/测试条件下)
  • 击穿电压(Vbr):8 V
  • 反向截止电压(Vrwm,工作电压):5 V
  • 结电容(Cj):3 pF(低寄生电容,利于高速信号)
  • 通道数:单路
  • 极性:双向(对称夹断正/负向脉冲)
  • 反向漏电流(Ir):200 nA(在 Vrwm 条件下)
  • 类型:ESD / TVS
  • 封装:SOD-323(小型贴片)

以上参数为器件典型值,具体电气特性随测试条件而异,请以厂商数据手册为准。

三、工作原理与极性说明

该器件为双向瞬态抑制器,当线路电压在正常工作区(Vrwm = 5 V)以内时,器件呈高阻态,仅有微小漏电流(约 200 nA)。当出现高能瞬态(静电放电或浪涌)时,器件迅速进入雪崩/击穿区,通过低阻钳位将过电压钳制至约 19 V,从而保护后端器件。双向结构无需外接反向偏置,适合交流或双向摆幅信号线保护。

四、典型应用场景

  • USB、I/O 接口保护(5 V 系统)
  • 移动设备、可穿戴产品的外部接口防护
  • 工业控制与通信板卡的信号线防静电
  • 摄像头模组、显示接口的 ESD 保护(需评估带宽与电容要求)

由于结电容约 3 pF,适合多数高速差分/单端信号,但对超高频微弱信号(如高速串行接口在极限速率下)需评估是否满足带宽要求。

五、PCB 布局与使用建议

  • 放置位置:将 TVS 靠近受保护的连接器或 IC 引脚,尽量缩短未受保护的 PCB 走线。
  • 接地处理:对地型双向 TVS 需要低阻抗接地回路,若 PCB 为多层板,建议在 TVS 下方或附近布置地平面并用多条过孔连接。
  • 走线与寄生:减小走线长度与环路面积以降低寄生电感,提高钳位效果。
  • 热与焊接:SOD-323 为小型封装,注意回流焊温度限制与焊盘设计,保证可靠焊接。

六、选型与注意事项

  • 工作电压匹配:Vrwm = 5 V,适用于 5 V 及以下工作电压系统;若系统工作电压更高,应选择对应 Vrwm 更高的型号。
  • 钳位能力评估:钳位电压 19 V 为典型值,实际钳位随脉冲电流变化,请参考脉冲测试曲线确认对下游器件的安全性。
  • 电容影响:3 pF 对多数接口影响较小,但对超高速精密差分链路仍需评估。
  • 环境与可靠性:长期工作环境温度、浪涌重复频率等因素会影响寿命,关键应用建议与厂商沟通可靠性数据。

七、包装与品牌信息

  • 品牌:TECH PUBLIC(台舟电子)
  • 封装:SOD-323,适合自动贴装生产与体积受限设计
  • 采购与技术支持:在批量设计前建议索取并审阅厂商完整数据手册、钳位曲线与可靠性测试报告,以确保器件满足目标应用的所有要求。

如需我帮您根据具体接口(例如 USB2.0、RS-485、摄像头接口等)评估该器件的匹配性或推荐替代型号,可提供系统工作电压、速率与允许的最大钳位电压等参数,我将给出更具体的建议。

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