WMSIC Electronic Components

Leiditech(雷卯电子) ESD05V88D-LC

ModelESD05V88D-LC
PackageDFN1006
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Leiditech ESD05V88D-LC
Type
LEIDITECH
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LEIDITECH
Electronic Component
ESD05V88D-LC
Electronic Component
1
Package
DFN1006
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.01g
Electronic Component
1
Cj- Capacitor
0.22pF
Electronic Component
BM0229921452
Voltage
23V
Electronic Component
IEC 61000-4-4;IEC 61000-4-5;IEC 61000-4-2
Current(Ir)
500nA
Voltage(VBR)
6V
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.

ESD05V88D-LC 产品概述

一、器件简介

ESD05V88D-LC 是 Leiditech(雷卯电子)推出的一款针对低电压高速接口的瞬态浪涌与静电放电保护二极管,封装为小型 DFN1006。器件标称反向工作电压 Vrwm = 5V,典型击穿电压 6V,设计用于在受到 ESD、电快速瞬变(EFT)和浪涌脉冲时对下游电路提供可靠保护。

二、主要电气参数

  • 类型:ESD 保护二极管
  • 反向截止电压(Vrwm):5V
  • 击穿电压(Vbr):6V
  • 钳位电压(Vclamp):23V(在 8/20µs 测试条件下)
  • 峰值脉冲功率(Ppp):110W @ 8/20µs
  • 反向电流(Ir):500nA(典型/最大,工作电压下)
  • 结电容(Cj):0.22pF(低电容,适合高速信号线)
  • 防护等级:符合 IEC 61000-4-2 / IEC 61000-4-4 / IEC 61000-4-5 测试规范
  • 封装:DFN1006(超小型,便于贴片布局)

三、核心优势

  • 低结电容(0.22pF):对高速信号干扰极小,适用于对信号完整性要求高的接口。
  • 低泄漏电流(500nA):在待机或低功耗应用中对系统耗电影响微小。
  • 高脉冲吸收能力(110W @8/20µs):能承受常见的浪涌与开关瞬变,配合 23V 钳位电压可有效限制过电压。
  • 小型封装(DFN1006):节省 PCB 空间,适合便携式与板端接口防护。
  • 满足多项电磁兼容(EMC)标准:通过 IEC 61000 系列规范验证,可靠性高。

四、典型应用

  • USB、串口、GPIO 等 5V 及以下电压等级接口的端口保护。
  • 手机、平板、消费电子的外部接口防护(插拔、静电触碰场景)。
  • 工业控制与通信设备的信号线防护(要求低电容且需承受浪涌)。
  • 摄像头模组、传感器接口等对信号完整性敏感的场合。

五、设计与布局建议

  • 将器件尽量靠近外部连接器或保护对象布置,走线尽可能短且粗,减小寄生电感与阻抗。
  • 保护器的地端应有低阻抗回流路径,建议在保护器下方或附近使用连续地层并配合过孔(若为多层板)。
  • 对于多通道防护,若需要更高的能量处理能力,可考虑并联多个器件或选用更高功率等级的 TVS。
  • 注意钳位电压与被保护器件耐受电压的匹配:23V 钳位在多数 5V 系统能将突波限制在安全范围,但对更敏感器件仍需评估。
  • 焊接工艺上遵循 DFN1006 的回流规范,注意焊盘设计以保证良好焊接与热耗散。

六、选型注意事项

  • 若系统为高频差分信号(例如高速 USB/HDMI),应核实结电容对信号带宽的影响;0.22pF 属于较低值,通常不会明显影响常见高速接口。
  • 对于需要更低钳位或更高抗冲击能力的场合,可考虑器件并联或选择额定功率更高的型号。
  • 关注实际环境的温度、工作电压及标准测试条件(IEC 测试等级),以确保保护性能满足现场需求。

总结:ESD05V88D-LC 以其低电容、低泄漏、小体积与 110W 脉冲承受能力,适合用于对信号完整性和空间有严格要求的 5V 及以下接口防护,是便携电子与工业设备端口保护的实用选择。

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