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CJ ESDTU5V0A1
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- CJ ESDTU5V0A1
- Type
- CJ
- Minimum package
- 10000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- CJ
- Electronic Component
- ESDTU5V0A1
- Electronic Component
- 1
- Package
- DFNWB1006-2L
- Electronic Component
- Electronic Component
- Type
- ESD
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.004g
- Electronic Component
- 1
- Cj- Capacitor
- 0.35pF
- Electronic Component
- BM0227330802
- Voltage
- 12V
- Electronic Component
- IEC 61000-4-2
- Current(Ir)
- 100nA
- Voltage(VBR)
- 6V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ESDTU5V0A1 产品概述
一、产品简介
ESDTU5V0A1 是 CJ（江苏长电/长晶）推出的一款双向瞬态抑制二极管（TVS），封装为 DFNWB1006-2L，专为保护敏感电子接口免受静电放电和瞬态过压冲击而设计。该器件按照 IEC 61000-4-2 标准提供 ESD 防护，适用于空间受限且对信号完整性有较高要求的应用场景。
主要基础参数：
- 极性：双向
- 反向截止电压 Vrwm：5 V
- 击穿电压：6 V
- 钳位电压：12 V
- 峰值脉冲电流 Ipp：4 A
- 峰值脉冲功率 Ppp：45 W
- 反向电流 Ir：100 nA
- 结电容 Cj：0.35 pF
二、电气性能亮点
- 双向结构：对双向信号（例如差分数据线）提供对称保护，无需区分极性；
- 低结电容（0.35 pF）：对高速信号线侵入性小，尽量减少信号失真与带宽损耗，适合对数据速率敏感的接口；
- 低漏电（100 nA）：在待机或低功耗系统中对电源和信号线的影响极小；
- 良好浪涌承受能力：Ipp=4 A、Ppp=45 W，可有效吸收短时的 ESD 脉冲；
- 钳位性能：典型钳位电压 12 V，在发生瞬态时能迅速将电压钳制到受控范围内，保护下游器件免受过压损伤。
三、典型应用场景
- USB、差分高速数据口及其它 5 V 兼容接口的 ESD 防护；
- 智能手机、平板、笔记本、消费类电子的边缘接口保护；
- 工业控制、人机界面、传感器输入等需抗静电的场合；
- PCB 边缘、连接器附近作为一级防护元件使用。
四、PCB 布局与应用建议
- 靠近信号进入点（如连接器）安置，走线短且粗，以便迅速将脉冲导入接地；
- 为获得最佳性能，确保附近有低阻抗接地平面，并在靠近器件处设置过孔连接至主地；
- 对于高密度布局，遵循厂商推荐的焊盘与回流工艺参数以保证焊接可靠性；
- 在高速线路上使用前，请评估 Cj 对信号眼图的影响，并进行必要的仿真或测试。
五、设计注意事项
- 虽然 Vrwm=5 V 适用于 5 V 系统，但钳位电压为 12 V，设计时需确认所保护器件能承受该短时钳制电压；
- 对于更高能量或重复冲击场合，可并联或选用更高功率等级的 TVS；
- 在敏感模拟电路或极低漏电预算系统中，注意 Ir 的累积影响并做好系统级能耗评估。
六、结论
ESDTU5V0A1 以其双向保护、低结电容与小型 DFN 封装，为 5 V 及高速数据接口提供了一种低影响、高可靠性的 ESD 保护解决方案。适合空间受限且对信号完整性有要求的消费电子和工业设备，设计时结合 PCB 布局与受保护器件耐压特性进行验证，可获得最佳保护效果。若需详细封装尺寸、焊盘建议及热/电参数，请参阅厂商完整数据手册。
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