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Leiditech ESDA05CT
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Leiditech ESDA05CT
- Type
- LEIDITECH
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- LEIDITECH
- Electronic Component
- ESDA05CT
- Electronic Component
- 1
- Package
- SOD-523
- Type
- ESD
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.011g
- Electronic Component
- 1
- Cj- Capacitor
- 10pF
- Electronic Component
- BM0264463883
- Operating Temperature
- 55℃~+125℃
- Voltage
- 17V
- Electronic Component
- IEC 61000-4-4；IEC 61000-4-5；IEC 61000-4-2
- Current(Ir)
- 1uA
- Voltage(VBR)
- 6.1V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ESDA05CT 产品概述
一、产品简介
ESDA05CT 是 Leiditech（雷卯电子）推出的一款针对 5V 供电与高速数据接口的瞬态抑制器（ESD 抑制二极管）。器件封装为 SOD-523，体积小、响应快，专为 USB 2.0 电源与数据线、机顶盒及数字电视等消费电子产品的输入端防护设计，能有效抑制来自静电放电与脉冲浪涌的破坏性能量。
二、主要参数
- 额定反向工作电压 Vrwm：5 V
- 击穿电压 VBR（典型）：6.1 V
- 钳位电压（典型）：17 V
- 峰值脉冲电流 Ipp：9.4 A
- 峰值脉冲功率 Ppp：100 W（8/20 µs）
- 反向泄漏电流 Ir：1 µA（器件说明亦标注“超低泄漏，nA 级别”——典型值与最大值请参考规格书）
- 结电容 Cj：10 pF（适合 USB2.0 高速信号）
- 工作温度范围：-55 ℃ ~ +125 ℃
- 认证与抗扰度：符合 IEC 61000-4-2、IEC 61000-4-4、IEC 61000-4-5（ESD 空气放电 ±15 kV、接触放电 ±8 kV；EFT 40 A，5/50 ns）
三、关键特性
- 小封装（SOD-523），便于空间受限设计的板端防护布局。
- 低结电容（约 10 pF），对 USB2.0 等差分高速信号的影响非常小，保证信号完整性。
- 快速响应与高能量吸收能力（100 W@8/20 µs），可承受典型工业级脉冲浪涌与 ESD 冲击。
- 低钳位电压，有利于降低被保护器件承受的瞬态过压。
- 宽温工作范围与稳定的漏电特性，适合消费类与工业类应用。
四、典型应用场景
- USB 2.0 数据与 VBUS 线路的过电压与静电保护。
- 机顶盒、数字电视及机顶/机后面板接口防护。
- 任何 5V 供电的接口电路、信号输入端及外部连接器处的瞬态抑制。
五、封装与可靠性
SOD-523 封装提供了良好的焊接兼容性与热稳态性能。器件通过 IEC 系列电磁兼容与抗扰度测试，适合集成在靠近连接器的位置做一级前端防护。雷卯电子品牌出货通常伴随完整规格书与器件可靠性测试数据，便于产品认证与量产。
六、选型与使用建议
- 将 ESDA05CT 尽可能靠近外部连接器放置，走线长度保持最短以提升抑制效果。
- 对高速差分信号（如 USB2.0 D+/D-），可在每条线上各使用一颗器件或按系统要求布局，以兼顾信号完整性与保护能力。
- 注意与其它滤波、磁环元件的配合：必要时配合共模电感或串联阻抗以增强整体传导性干扰抑制。
- 在对泄漏电流敏感的电路（如低功耗休眠模式）中，参考规格书的最大 Ir 值并进行板级验证。
ESDA05CT 是面向 5V 系统的高性价比瞬态抑制方案，适合需要小体积、低结电容与可靠抗扰度的消费电子与嵌入式产品。若需器件封装图、典型特性曲线或 PCB 布局建议，可参考雷卯电子提供的完整数据手册。
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