WMSIC Electronic Components

DOWO ESD5341N

ModelESD5341N
PackageDFN1006-2L
BrandDOWO
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
DOWO ESD5341N
Type
DOWO
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
DOWO
Electronic Component
ESD5341N
Electronic Component
1
Package
DFN1006-2L
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.012g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
0.6pF
Electronic Component
BM0230827001
Operating Temperature
40℃~+85℃
Voltage
20V
Electronic Component
IEC 61000-4-5;IEC 61000-4-2

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

ESD5341N 产品概述

一、产品简介

ESD5341N 是东沃(DOWO)推出的一款单路、单向 TVS(瞬态电压抑制)二极管,专为保护 5V 等低压电源轨和高速信号线免受静电放电(ESD)与浪涌(Surge)损伤而设计。器件采用紧凑的 DFN1006-2L 封装,具有低结电容、低漏电和较高的脉冲吸收能力,适用于便携式设备、接口保护及工业通信等场景。

二、主要性能参数

  • 钳位电压(典型):20 V(在额定脉冲条件下)
  • 工作温度范围:-40 ℃ ~ +85 ℃
  • 击穿电压(Vbr):6 V(典型)
  • 反向截止电压(Vrwm / 额定工作电压):5 V
  • 峰值脉冲功率(Ppp):80 W @ 8/20 µs
  • 峰值脉冲电流(Ipp):4 A @ 8/20 µs
  • 反向静态电流(Ir):1 µA(典型,在 Vrwm 条件下)
  • 结电容(Cj):0.6 pF(典型)
  • 通道数:单路,极性:单向
  • 封装:DFN1006-2L
  • 防护等级/标准:符合 IEC 61000-4-5(浪涌)与 IEC 61000-4-2(静电放电)测试要求

三、产品特点与优势

  1. 低结电容:0.6 pF 的低结电容使器件对高速信号影响小,适合对信号完整性要求高的接口,如 USB、串行高速通信等(在设计为 5 V 系统时尤其合适)。
  2. 高能量吸收能力:在 8/20 µs 浪涌波形下可承受 80 W 的峰值功率及 4 A 峰值脉冲电流,能有效吸收常见的线路浪涌与脉冲能量。
  3. 低漏电流:典型反向电流仅 1 µA,在待机或低功耗应用中对电源影响小。
  4. 紧凑封装:DFN1006-2L 小体积适合集成密集 PCB,为便携设备与空间受限的系统提供保护解决方案。
  5. 工业级温度范围:-40 ℃ 至 +85 ℃ 的工作温度覆盖常见的工业与消费电子环境。

四、典型应用场景

  • USB、UART、CAN 等 5V 或接近 5V 的通信接口保护
  • 手机、平板、笔记本等便携设备 I/O 端口 ESD 保护
  • 工业控制器与传感器接口的浪涌保护
  • 电源轨(5 V)过压瞬变保护
  • 任何需兼顾高带宽信号与 ESD/浪涌保护的小尺寸电路

五、PCB 布局与使用建议

  • 尽量将 TVS 器件放置在被保护端口或连接器的近端(靠近输入/输出接口),以缩短导线和走线长度,降低寄生电感与延迟。
  • 器件地端应短且低阻抗地连接到系统地平面;在高速或高能量场合建议在器件附近配置足够的地铜和必要的过孔(vias)以增强散热与回流路径。
  • 对于单向 TVS,注意器件方向:在正常电压下呈阻断(反向)状态,瞬态正向出现时导通吸收能量,确保极性安装正确以免损坏被保护电路。
  • 在高频信号通道使用时,考虑器件的结电容对信号的影响,必要时通过仿真评估信号完整性。

六、封装与可靠性

DFN1006-2L 封装体积小,适合自动化贴装与回流焊工艺。器件工作温度范围满足一般工业温度要求,且符合 IEC 61000-4-2/4-5 标准,便于系统满足相关 EMC/ESD 合规测试。

七、注意事项与储存

  • 器件在出厂后仍需按静电敏感元件的规范处理与储存,避免在非受控环境下频繁暴露。
  • 回流焊工艺应遵循厂商推荐的温度曲线,避免过高温度或长时间加热导致封装应力或内部结构损伤(如需详细回流曲线,请参照供应商数据手册)。
  • 应用中若预计承受高于额定 8/20 µs 能量的冲击,应增加额外的保护级联或选用更高能量等级器件。

八、总结

ESD5341N 是一款面向 5V 体系与高速信号保护的单向 TVS 器件,结合低结电容、低漏电、高脉冲能量吸收能力和紧凑 DFN1006-2L 封装,适合在空间受限、对信号完整性有要求的应用中作为第一线的瞬态过压与静电防护元件。欲获取更详尽的电气特性曲线、封装尺寸与 PCB 推荐布局图,请参见供应商的完整数据手册或联系东沃技术支持。

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