WMSIC Electronic Components

Leiditech ESD5Z5CL

ModelESD5Z5CL
PackageSOD-523
BrandLeiditech
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
Leiditech ESD5Z5CL
Type
LEIDITECH
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LEIDITECH
Electronic Component
ESD5Z5CL
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
0.5pF
Electronic Component
BM0229921454
Operating Temperature
55℃~+125℃
Voltage
9.8V
Electronic Component
IEC 61000-4-4;IEC 61000-4-5;IEC 61000-4-2
Current(Ir)
1uA
Voltage(VBR)
6V

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

ESD5Z5CL 产品概述

一、产品简介

ESD5Z5CL 是由 Leiditech(雷卯电子)推出的一款低电容、高可靠性的瞬态浪涌保护二极管,封装为 SOD-523,专为高速数据线和敏感接口提供 ESD/浪涌防护设计。该器件在保持极低结电容的同时,提供高达 200W(8/20μs)的峰值脉冲能量吸收能力,适用于 USB、手机、相机、传感器和各种5V类供电与信号接口的保护需求。

二、主要特点

  • 额定反向截止电压 Vrwm:5V,适合 5V 系统保护
  • 钳位电压 Vc:9.8V(典型),有效限制瞬态电压峰值
  • 击穿电压 Vbr:6V(典型)
  • 峰值脉冲功率 Ppp:200W(8/20μs)
  • 反向漏电流 Ir:1μA(典型),低待机功耗
  • 结电容 Cj:0.5pF,适配高速信号,最小信号衰减与失真
  • 工作温度范围:-55℃ ~ +125℃
  • 符合 IEC 61000-4-2(ESD)、IEC 61000-4-4(EFT)、IEC 61000-4-5(浪涌)标准

三、电气性能要点

ESD5Z5CL 在小体积封装下实现了良好的钳位性能与低漏电特性。6V 的击穿点配合 9.8V 的钳位,使器件在遭受静电放电或短时冲击时能迅速进入导通并将过电压钳制至安全范围。0.5pF 的低结电容保证对差分信号或高速单端信号的影响极小。

四、典型应用场景

  • USB2.0 / USB3.0 接口保护(尤其是单端数据线)
  • 智能手机、平板、可穿戴设备的外设接口保护
  • 摄像模块、图像传感器 I/O 防护
  • 工业控制与传感器信号线的浪涌抑制
  • 任意需在5V工作电压下保护敏感引脚的外围电路

五、封装与布板建议

  • 封装:SOD-523,体积小、适合空间受限设计
  • 布局建议:将器件尽量靠近受保护的连接器或引脚放置,走线最短且宽度适中,保护地(GND)采用大面积回流,附近增设过孔(vias)实现多层接地返回;避免在保护器件与受保护节点间放置滤波器或大电阻,以免影响保护响应速度。
  • 热与可靠性:SOD-523 的散热能力有限,长时间承受重复较大脉冲应在系统层面考虑降温与散热路径。

六、选型与注意事项

  • 若目标线路为差分高速总线,需确认器件为单向还是双向结构(本型号适用于典型 5V 单端保护场景);
  • 对于需要更低钳位或更高能量吸收能力的应用,可在系统级增加串联阻抗或多级保护方案;
  • 在严格低漏电要求的便携设备中,1μA 的典型漏电已较低,但仍建议在系统功耗预算中验证实际温度与偏置下的泄漏情况。

七、结语

ESD5Z5CL 以其低电容、低漏电与高能量吸收能力,在空间受限且对信号完整性要求高的 5V 接口保护中表现优异。结合合理的 PCB 布局与系统级保护策略,可为多类消费电子与工业设备提供可靠的浪涌与静电防护。若需进一步的电气曲线、封装尺寸或样片支持,可联系 Leiditech(雷卯电子)获取数据手册与技术服务。

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