WMSIC Electronic Components

BORN BDFN2C071V45

ModelBDFN2C071V45
PackageDFN1006-2(SOD-882)
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 BDFN2C071V45
Type
BORN
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BORN
Electronic Component
BDFN2C071V45
Electronic Component
1
Package
DFN1006-2(SOD-882)
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
140pF
Electronic Component
BM0264692214
Voltage
12V
Electronic Component
IEC 61000-4-4;IEC 61000-4-5;IEC 61000-4-2
Current(Ir)
500nA

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

BDFN2C071V45 静电放电(ESD)防护器件产品概述

一、产品定位与核心应用场景

BDFN2C071V45是伯恩半导体(BORN)针对低电压电路静电防护推出的双向ESD专用器件,核心定位为消费电子、通信终端、工业控制等领域的敏感组件(如MCU、传感器、接口电路)提供可靠的过压防护,避免静电脉冲、浪涌冲击导致的器件损坏或性能失效。

结合其防护等级(IEC 61000-4系列),典型应用场景包括:

  • 消费电子:智能手机、平板电脑、可穿戴设备的充电接口、音频接口防护;
  • 通信设备:路由器、交换机的以太网接口、射频前端(低速段)防护;
  • 工业控制:PLC输入输出端口、传感器模块的静电/浪涌防护。

二、关键电气参数深度解析

该器件的参数针对低电压场景优化,核心维度需重点关注:

1. 钳位与截止特性

  • 反向截止电压(Vrwm):7V:正常工作时可承受的最大反向直流电压,适配3.3V/5V主流低电压系统(留有余量,避免误触发);
  • 击穿电压:7.5V:防护动作启动的典型阈值,确保静电/浪涌电压超过7.5V时快速导通;
  • 钳位电压:12V:40A峰值脉冲电流下的最大电压,有效将被防护电路电压限制在安全范围(远低于器件损坏阈值)。

2. 脉冲耐受能力

  • 峰值脉冲电流(Ipp):40A@8/20μs:符合IEC 61000-4-5浪涌标准的脉冲波形(8μs上升沿/20μs半峰值)下,可承受的最大电流,满足多数消费电子浪涌需求;
  • 峰值脉冲功率(Ppp):500W@8/20μs:对应脉冲的能量容量,直接反映防护强度,避免单次强冲击损坏。

3. 反向特性与结电容

  • 反向漏电流(Ir):500nA:7V反向电压下的漏电流,数值极低,对被防护电路正常工作无明显影响;
  • 结电容(Cj):140pF:寄生电容适配音频接口、低速数字接口(UART、I2C)等对电容敏感度不高的场景,高频射频(WiFi/蓝牙)需换低电容型号。

4. 通道与封装

  • 单路通道:单端防护设计,适配单信号线路;
  • DFN1006-2(SOD-882)封装:超小型表面贴装(1.0mm×0.6mm×0.5mm),比传统SOT-23缩小60%占位,适合高密度PCB。

三、封装设计与可靠性优势

DFN1006-2封装是该器件的核心亮点:

  • 小型化适配:满足智能手机、可穿戴设备等对空间严苛的需求;
  • 散热优化:裸露焊盘设计可将脉冲能量快速传导至PCB,降低器件温度,提升长期可靠性;
  • 制程兼容:符合RoHS无铅标准,适配回流焊、波峰焊等主流SMT制程,良率稳定。

四、合规性与标准符合性

该器件通过多项国际EMC标准认证,防护性能覆盖行业主流测试要求:

  • IEC 61000-4-2(ESD):接触放电±8kV、空气放电±15kV(典型等级);
  • IEC 61000-4-4(EFT):承受4kV/5kHz电快速瞬变脉冲群;
  • IEC 61000-4-5(浪涌):满足2kV/100A(线对地)、1kV/50A(线对线)测试。

五、选型与应用注意事项

  1. 电压匹配:被防护电路正常电压需≤7V,避免器件正常状态下反向击穿;
  2. 电容适配:140pF不适合高频射频(如WiFi天线),需换Cj<10pF型号;
  3. PCB布局:器件需靠近防护端口(如USB接口),缩短防护路径提升效果;
  4. 并联扩展:若需更高耐受能力,可多路并联,但需注意电容叠加影响。

总结

BDFN2C071V45是低电压、小封装ESD防护的高性价比选择,兼顾小型化与防护强度,适合多数消费电子、通信设备的接口防护需求,可有效降低静电/浪涌导致的产品失效风险。

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