WMSIC Electronic Components

Leiditech PESD0402AV12

ModelPESD0402AV12
Package0402
BrandLeiditech
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
Leiditech PESD0402AV12
Type
LEIDITECH
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LEIDITECH
Electronic Component
PESD0402AV12
Electronic Component
1
Package
0402
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.007g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
0.05pF
Electronic Component
BM0264463878
Operating Temperature
55℃~+125℃
Voltage
38V
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.

Leiditech PESD0402AV12 双向ESD防护器件产品概述

一、产品定位与核心价值

Leiditech PESD0402AV12是一款针对高速信号线路、小型化设备设计的双向ESD防护器件,核心解决“敏感电路ESD防护”与“信号完整性”的平衡问题——既通过严格的IEC 61000-4-2标准防护,又以0.05pF超低结电容避免对高速信号的干扰,同时超小0402封装适配高密度PCB设计,适合消费电子、工业、汽车等多领域的严苛应用需求。

二、核心参数与性能解析

PESD0402AV12的参数设计精准匹配市场痛点,关键参数及意义如下:

2.1 双向极性与钳位电压

  • 双向极性:无需区分信号方向,可直接并联在任何单路信号线上(如USB、音频、射频),简化电路设计,避免正反向误接风险;
  • 38V钳位电压:在IEC 61000-4-2标准的8kV接触放电、15kV空气放电脉冲下,能快速将瞬态电压钳位至38V以下,远低于多数后端IC的耐压阈值(一般10V-20V),有效保护敏感器件不被击穿。

2.2 低漏电流与结电容

  • 10nA反向漏电流:漏电流极小,对低功耗电路(如电池供电的穿戴设备)无额外功耗损耗,也不会干扰微弱信号(如医疗传感器的微弱电信号);
  • 0.05pF结电容:目前小封装ESD器件中的低电容标杆,对10GHz以下的高频信号(如WiFi 6、蓝牙5.3、HDMI 2.0)的传输损耗可忽略,完美适配高速接口的信号完整性要求。

2.3 宽温与防护等级

  • -55℃~+125℃工作温度:覆盖工业级(-40℃+85℃)和汽车级(-40℃+125℃)温度范围,可在极端环境下稳定工作(如汽车发动机舱、工业现场的高温低温交替场景);
  • IEC 61000-4-2防护等级:符合国际电磁兼容(EMC)标准,经多次ESD脉冲测试无失效,可靠性有明确标准支撑。

2.4 封装与通道数

  • 0402封装:尺寸仅1.0mm×0.5mm,比常规0603封装小40%,适合手机、智能手表、IoT模块等小型化产品的高密度PCB布局;
  • 单路通道:精准匹配单路信号防护需求,避免多路器件的冗余设计,进一步节省空间。

三、典型应用场景

PESD0402AV12的参数特性决定了其广泛的应用场景:

  1. 消费电子:智能手机/平板的USB Type-C、HDMI、音频接口,智能手表的蓝牙/充电接口,电视的HDMI端口等(低电容保障高速信号,小封装适配便携设备);
  2. 工业控制:PLC的数字输入输出接口、传感器模块的信号端口、工业机器人的通信接口(宽温+ESD防护符合工业环境);
  3. 汽车电子:车载信息娱乐系统的USB/蓝牙接口、仪表盘的触控面板、车联网模块的射频端口(宽温+IEC标准符合汽车级要求);
  4. 医疗设备:便携式心电图仪、血糖仪的信号接口(低漏电流不干扰微弱生物电信号);
  5. IoT设备:智能家居的WiFi模块、智能门锁的射频接口(小封装+低电容适配小型IoT模块)。

四、品牌与品质保障

Leiditech(雷卯电子)是国内专注EMC/ESD防护的专业品牌,PESD0402AV12经过以下品质验证:

  • 符合RoHS 2.0、REACH环保标准,无有害物质;
  • 经过高温存储、温度循环、湿度老化等可靠性测试,满足工业/汽车级品质要求;
  • 批量供货稳定,可提供样品测试与技术支持,帮助客户快速解决ESD防护设计问题。

该器件以“小封装、低电容、宽温防护”为核心优势,精准填补了高速小型化设备的ESD防护空白,是多领域敏感电路防护的高性价比选择。

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