WMSIC Electronic Components

Prisemi PESDNC2FD7VB

ModelPESDNC2FD7VB
PackageDFN1006
BrandPRISEMI
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
Prisemi PESDNC2FD7VB
Type
PRISEMI
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PRISEMI
Electronic Component
PESDNC2FD7VB
Electronic Component
1
Package
DFN1006
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
21pF
Electronic Component
BM0265584212
Voltage
18V
Electronic Component
IEC 61000-4-4;IEC 61000-4-2
Current(Ir)
1uA

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

芯导PESDNC2FD7VB ESD防护器件产品概述

一、产品定位与核心价值

PESDNC2FD7VB是芯导(Prisemi)推出的小封装双向ESD防护器件,专为5V典型低压电子系统设计,核心价值在于以极小体积实现静电放电(ESD)与电快速瞬变脉冲群(EFT)的双重防护,同时兼顾信号完整性与低功耗,是便携设备、消费电子等空间受限场景的理想防护方案。

二、关键电气参数详解

该器件参数精准匹配5V系统需求,各参数的应用意义明确:

  • 极性与工作电压:双向设计无需区分正负极,简化电路布局;反向截止电压(Vrwm)7V高于5V系统正常电压,确保待机/工作时不导通,不影响电路功能;击穿电压(Vbr)10.5V为Vrwm的1.5倍,防护启动阈值合理,避免误触发。
  • 防护能力:峰值脉冲电流(Ipp)8A(8/20μs标准浪涌波形)、峰值功率(Ppp)110W,可有效泄放人体接触放电(8kV)、空气放电(15kV)等常见ESD冲击;同时满足IEC 61000-4-2(ESD)与IEC 61000-4-4(EFT)防护等级,覆盖电磁兼容核心要求。
  • 寄生与功耗:结电容(Cj)21pF对低速/中速信号(USB2.0、音频、按键)无明显干扰;反向漏电流(Ir)仅1μA,正常工作时几乎不耗功,适配电池供电的低功耗设备。

三、核心特性与优势

  1. 超小封装节省空间:采用DFN1006封装(1.0mm×0.6mm),体积仅为传统SOT-23的1/5,完美适配手机、TWS耳机等紧凑PCB设计,无额外空间负担。
  2. 双向防护降低设计复杂度:无需正负极识别,可直接并联在信号/电源线上,减少焊接错误风险,缩短研发周期。
  3. 低电容保证信号完整性:21pF结电容满足大部分消费电子接口的信号传输需求,不会导致信号衰减或失真,尤其适合音频、充电接口等低速路径。
  4. 低漏电流适配低功耗场景:1μA漏电流远低于行业平均水平,在电池供电设备中可延长续航,符合智能穿戴、无线耳机等产品的低功耗要求。
  5. 宽防护范围提升可靠性:覆盖ESD与EFT双重干扰,可抵御日常静电冲击(人体接触、设备插拔)与电源/信号线上的瞬变脉冲,降低设备返修率。

四、典型应用场景

PESDNC2FD7VB的参数特性使其在多领域广泛适用:

  • 便携电子:智能手机(充电口、耳机孔、按键)、TWS耳机(充电盒接口、音频信号)、智能手表(电源输入、传感器)等。
  • 消费电子:平板电脑(USB/HDMI接口)、笔记本电脑(Type-C充电口)、智能音箱(电源与音频接口)等。
  • 小型设备:可穿戴医疗设备(传感器信号)、智能家居控制器(按键与电源)等。
  • 工业辅助:5V供电的低电压小型传感器(温度/湿度)接口防护(需确认系统电压匹配)。

五、封装与可靠性验证

  • 封装规格:DFN1006封装采用无铅工艺,符合RoHS环保标准;引脚紧凑,散热优异,可承受多次脉冲冲击不失效。
  • 可靠性测试:除IEC防护认证外,还通过-55℃125℃高低温存储、-40℃85℃温度循环、85℃/85%RH湿度测试,确保恶劣环境下长期稳定。

六、品牌背景与选型建议

  • 品牌优势:芯导是国内功率半导体领先厂商,专注ESD防护10余年,部分产品通过AEC-Q101汽车级认证,质量与供应稳定性受市场认可。
  • 选型建议:
    • 系统电压3.3V/5V完全适配;≥8V需选Vrwm更高的型号(如芯导12V/15V版本)。
    • 信号速率≥USB3.0(需Cj<10pF),可考虑芯导低电容系列(Cj≈5pF)。
    • 需更高防护电流(≥15A),可并联2~3个该器件扩容。

该器件以“小体积、强防护、低功耗”为核心竞争力,是5V系统静电防护的高性价比选择。

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