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TECH PUBLIC ESD5V0B03-523 ESD5V0B03
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- TECH PUBLIC ESD5V0B03-523
- Type
- TECH PUBLIC
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- TECH PUBLIC
- Electronic Component
- ESD5V0B03-523
- Electronic Component
- 1
- Package
- SOD-523
- Type
- ESD
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.03g
- Electronic Component
- 1
- Cj- Capacitor
- 0.35pF
- Electronic Component
- BM0257708795
- Voltage
- 20V
- Electronic Component
- IEC 61000-4-5；IEC 61000-4-2
- Current(Ir)
- 200nA
- Voltage(VBR)
- 8.5V
- Electronic Component
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ESD5V0B03-523 产品概述
一、产品简介
ESD5V0B03-523 是台舟电子（TECH PUBLIC）推出的一款面向高速接口与电源线防护的浪涌/静电保护器件，封装为SOD-523 小体积封装，适合空间受限的消费电子与通讯设备。器件类型为 ESD 防护，符合 IEC 61000-4-2（静电放电）与 IEC 61000-4-5（雷击/浪涌）标准。主要电气参数包括：反向截止电压 Vrwm = 5V，击穿电压 Vbr = 8.5V，钳位电压 Vc ≈ 20V（8/20μs），峰值脉冲电流 Ipp = 4A（8/20μs），峰值脉冲功率 Ppp = 80W（8/20μs），静态反向电流 Ir = 200nA，结电容 Cj = 0.35pF（低电容，利于信号完整性）。
二、主要特性
- 低反向漏电流（Ir = 200nA），适合对漏电敏感的电路。
- 低结电容（0.35pF），对高速信号影响极小，利于 USB/高速数据线的信号完整性。
- 良好的浪涌与脉冲吸收能力（Ipp 4A，Ppp 80W@8/20μs），在常见工业和民用环境下能有效钳位有害瞬态。
- 符合 IEC 61000 系列标准，可通过系统级电磁兼容性（EMC）要求。
- SOD-523 小封装，适合手机、平板、可穿戴设备、USB 接口和其他空间受限应用。
三、典型应用场景
- USB（供电与数据）接口、OTG 接口与移动电源输入保护（5V 工作电压环境）。
- 高速信号线保护（如 USB2.0、低速差分对及一般串行接口），因低 Cj 对信号干扰极小。
- 小型消费电子、无线模组、IoT 终端、摄像头模块等需局部浪涌/ESD 保护的场合。
- 辅助用于电源线上对瞬态浪涌的抑制与旁路。
四、设计与布局建议
- 器件应尽可能靠近受保护的连接器或端口放置，以缩短走线并降低寄生电感，提升钳位效率。
- 将器件接地端通过多孔过孔紧密接入系统地（GND），并避免中间长走线或大环路。
- 对于高速差分信号，保持对称走线并在靠近连接器处放置保护器，利用其低结电容优势维持信号完整性。
- 在板级设计中结合合适的滤波与去耦电容，协调器件响应与系统稳定性。
- 焊接与回流建议遵循封装的标准回流曲线和厂商焊接说明，避免过热或长时间高温暴露。
五、封装与可靠性
SOD-523 超小封装便于自动贴装与高密度布局，同时需要在生产与维修过程中注意静电防护与潮湿敏感性。器件通过 IEC 61000-4-2/4-5 认证，适合多数工业与民用级 EMC 要求。建议在设计验证阶段通过实际的 ESD/浪涌测试，确认在目标系统中的保护效果与钳位表现。
总结：ESD5V0B03-523 以其 5V 反向截止电压、低结电容与良好的脉冲吸收能力，适合对体积、信号完整性和抗静电、抗浪涌能力有较高要求的 5V 工作环境，是移动与接口保护的优选器件。
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