WMSIC Electronic Components

BORN PESD5V0U1UT-N

ModelPESD5V0U1UT-N
PackageSOT-23
BrandBORN
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
BORN PESD5V0U1UT-N
Type
BORN
Minimum package
3000

Technical parameters

Electronic Component
BORN
Electronic Component
PESD5V0U1UT-N
Electronic Component
1
Package
SOT-23
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.032g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
0.7pF
Electronic Component
BM0263578204
Voltage
17V
Electronic Component
IEC 61000-4-4;IEC 61000-4-5;IEC 61000-4-2
Current(Ir)
500nA
Voltage(VBR)
7V

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

PESD5V0U1UT-N 单向TVS二极管产品概述

一、产品基本定位与品牌信息

PESD5V0U1UT-N是伯恩半导体(BORN) 推出的一款单向ESD防护TVS二极管,专为低电压高速信号线路的静电放电(ESD)及浪涌干扰防护设计。该器件采用SOT23小体积表面贴装封装,集成双路防护通道,具备低漏电流、低结电容特性,广泛适配消费电子、移动设备及工业控制等领域的接口防护需求。

二、核心性能参数深度解析

该型号的关键参数围绕“防护有效性”与“电路兼容性”两个核心设计,具体如下:

2.1 电压与防护阈值

  • 反向截止电压(Vrwm):5V
    器件常态工作时不导通的最高电压,确保在5V及以下工作电压下无额外漏电流,不影响电路正常运行;
  • 击穿电压(Vbr):7V
    当线路过压超过7V时,器件开始导通并钳位电压,启动防护功能;
  • 钳位电压(Vc):17V
    在峰值脉冲电流(8/20μs波形)下,器件能将线路电压钳位至17V以内,有效保护后端敏感元器件(如IC、传感器等)。

2.2 脉冲耐受能力

  • 峰值脉冲电流(Ipp):3.5A@8/20μs
    对应国际标准的8/20μs电流脉冲波形(模拟雷击或浪涌的快速电流冲击),器件可耐受3.5A峰值电流冲击;
  • 峰值脉冲功率(Ppp):60W@8/20μs
    上述脉冲电流下的最大功率耐受值,满足接口级浪涌防护需求。

2.3 电路兼容性参数

  • 反向漏电流(Ir):500nA
    低漏电流设计可避免器件在常态下消耗额外功率,尤其适合低功耗设备;
  • 结电容(Cj):0.7pF
    极低的结电容确保器件在高速信号线路中不产生明显的信号失真,适配USB、HDMI等高速接口。

三、典型应用场景

凭借小体积、低电容及双路防护特性,PESD5V0U1UT-N适用于以下场景:

  1. 高速数字接口防护
    如USB 2.0/3.0端口、HDMI 1.4/2.0信号线路、以太网RJ45接口等,低结电容(0.7pF)可保证信号传输速率不受影响,同时防护ESD及浪涌干扰;
  2. 移动智能设备接口
    手机、平板、可穿戴设备的充电口、耳机孔、数据传输接口,小体积SOT23封装适配设备内部紧凑空间;
  3. 消费电子终端
    智能电视、机顶盒、游戏机的信号输入端口,应对日常使用中的静电冲击(如人体接触放电);
  4. 工业低电压信号线路
    工业传感器、PLC输入输出接口的低电压信号防护,宽温特性(-55℃~150℃)满足工业环境温度要求。

四、国际标准防护能力验证

该器件通过多项国际电磁兼容(EMC)标准认证,确保防护可靠性:

  • IEC 61000-4-2(ESD防护):符合人体静电放电标准,可耐受接触放电±8kV、空气放电±15kV(典型值),有效防护日常使用中的静电冲击;
  • IEC 61000-4-4(EFT防护):通过电快速瞬变脉冲群测试,能抑制线路中的快速脉冲干扰(如开关切换产生的干扰);
  • IEC 61000-4-5(浪涌防护):满足浪涌抗扰度要求,可应对电源或信号线路中的浪涌冲击(如雷击感应浪涌)。

五、封装与可靠性特点

  1. SOT23封装优势
    采用小型化表面贴装封装,尺寸约为2.9mm×1.6mm×1.1mm,适配高密度PCB设计,支持回流焊工艺,生产效率高;
  2. 双路通道设计
    集成2个独立防护通道,可同时防护同一线路的正负极(或双信号线路),减少器件数量,简化电路设计;
  3. 宽温工作范围
    工作温度范围为-55℃至150℃,满足工业级及消费电子的宽温环境需求,可靠性高;
  4. RoHS合规
    符合欧盟RoHS环保标准,无铅无卤,适配绿色电子产品设计。

六、选型与使用注意事项

  1. 极性匹配:该器件为单向防护,仅适用于单方向过压(正电压方向)的线路防护;若需双向过压防护,需选择对应双向型号;
  2. 工作电压限制:常态工作电压需低于Vrwm=5V,否则器件会因反向偏置过压产生漏电流或导通,影响电路性能;
  3. 电容适配:高速信号线路(如USB 3.0以上)需确认结电容是否匹配,0.7pF可满足1GHz以下信号传输;
  4. 引脚布局:SOT23封装的引脚功能通常为:1脚/3脚为信号输入/输出,2脚为接地端,安装时需注意接地可靠,确保防护效果。

PESD5V0U1UT-N以其高防护性、低损耗及小体积优势,成为低电压高速接口防护的优选器件,可有效提升终端产品的电磁兼容性能与可靠性。

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