WMSIC Electronic Components

Nexperia PESD5V0S2BQAZ

ModelPESD5V0S2BQAZ
PackageDFN1010-3
BrandNexperia
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

20 specifications

Core information

Product name
Nexperia PESD5V0S2BQAZ
Type
NEXPERIA
Unit
Electronic Component
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
NEXPERIA
Electronic Component
PESD5V0S2BQAZ
Electronic Component
1
Package
DFN1010-3
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.017g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
35pF
Electronic Component
BM0227554112
Voltage
11.5V
Current(Ir)
1nA
Voltage(VBR)
5.5V

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

PESD5V0S2BQAZ ESD抑制二极管产品概述

PESD5V0S2BQAZ是Nexperia(安世半导体)推出的双向瞬态抑制二极管(TVS),专为敏感电子电路的静电放电(ESD)及瞬态过压保护设计,兼具小尺寸、低功耗与高可靠性,广泛适配消费电子、IoT、汽车电子等多领域的高密度设计需求。

一、产品核心定位与功能

作为一款双路ESD抑制器,该器件的核心作用是在ESD事件或瞬态过压冲击时,快速钳位电压至安全范围并泄放浪涌电流,避免后端IC(如微控制器、传感器、通信芯片)因过压损坏。其双向导通特性可覆盖信号线路的正负过压保护,无需额外搭配单向二极管,简化电路设计与BOM成本。

二、关键电气参数深度解析

该产品参数精准匹配主流电子设备的保护需求,核心参数及实际意义如下:

1. 静态直流参数:低功耗不干扰正常工作

  • 反向截止电压(Vrwm):5V
    正常工作时反向偏置不导通,适配3.3V/5V供电的多数电路,确保信号无干扰传输;
  • 击穿电压(Vbr):5.5V
    反向电压超5.5V时启动导通,及时响应过压风险;
  • 反向漏电流(Ir):1nA
    极低漏电流几乎不影响静态功耗,尤其适合电池供电的便携设备(如智能手表、蓝牙耳机)。

2. 瞬态保护参数:可靠抵御ESD冲击

  • 钳位电压(Vc):11.5V
    遭遇ESD浪涌(如IEC 61000-4-2接触放电8kV、空气放电15kV)时,将输出电压钳位至11.5V左右,远低于后端IC耐受阈值(15V~20V),有效保护敏感器件;
  • 峰值脉冲电流(Ipp):14A@8/20μs
    符合IEC 61000-4-5浪涌标准,可承受14A瞬态电流(8μs上升沿、20μs半峰值波形),极端冲击下仍稳定。

3. 信号兼容性参数:适配中速信号线路

  • 结电容(Cj):35pF
    双路结构下的结电容,满足低速至中速信号(I2C、SPI、USB 1.1、UART)传输,对信号完整性影响小;若需更高速信号(USB 3.0),可搭配低电容器件,但该产品成本与性能平衡更优。

4. 通道特性:双路双向保护

双路双向(Bi-Dir) 设计,可同时保护两条独立信号线路,或单线路正负双向过压保护,无需额外串联二极管,节省PCB空间。

三、封装与物理特性:小尺寸高密度适配

采用DFN1010-3封装(无引脚平面封装),核心优势:

  • 尺寸小巧:1.0mm×1.0mm×0.5mm(典型值),是传统SOT-23的1/5,适配智能手机、可穿戴设备等空间严苛场景;
  • 暴露焊盘(EP):底部焊盘增强散热,提升焊接可靠性,减少虚焊;
  • 无引脚结构:寄生电感<1nH,瞬态响应<1ns,浪涌电流泄放更快。

四、典型应用场景

该器件适配以下主流领域:

  1. 消费电子:智能手机USB/充电口、智能手表传感器/蓝牙线路、耳机接口保护;
  2. IoT与工业物联网:传感器节点(温湿度、压力)信号线路、WiFi/Bluetooth模块接口、PLC输入输出端口;
  3. 汽车电子:车载信息娱乐系统USB/蓝牙模块、仪表盘传感器线路(非车规级可用于一般车载环境);
  4. 计算机外设:笔记本HDMI/USB端口、打印机/扫描仪通信接口。

五、产品优势与市场价值

  1. 性能成本平衡:14A浪涌耐受+低漏电流+小尺寸,性价比高于同类进口品牌;
  2. 设计灵活性:双路双向减少BOM数量,简化PCB布局;
  3. 品牌可靠性:Nexperia工艺积累确保一致性,符合RoHS/REACH环保标准;
  4. 高密度适配:DFN1010-3满足电子设备轻薄化趋势,是可穿戴、IoT模块的优选。

综上,PESD5V0S2BQAZ是兼顾保护性能、功耗与空间的实用型ESD抑制器,可有效解决敏感电路的ESD防护问题,覆盖多领域应用需求。

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