WMSIC Electronic Components

BORN BESDU0603-05

ModelBESDU0603-05
Package0603
BrandBORN
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
BORN BESDU0603-05
Type
BORN
Minimum package
5000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BORN
Electronic Component
BESDU0603-05
Electronic Component
1
Package
0603
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.043g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
0.15pF
Electronic Component
BM0230110308
Operating Temperature
40℃~+85℃
Voltage
30V
Electronic Component
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.

BESDU0603-05 产品概述

一、概述

BESDU0603-05 是 BORN(伯恩半导体)推出的一款小型单路双向 ESD 防护二极管,采用 0603 封装,面向要求高抗静电、低寄生电容的高速信号接口场景。该器件以极低的结电容和稳定的钳位特性为主要卖点,适用于空间受限且对信号完整性敏感的移动设备、通信端口和传感器接口等应用。

二、主要参数

  • 极性:双向(可双极性钳位)
  • 反向截止电压 Vrwm:5V(适配 5V 等级信号总线)
  • 钳位电压:30V(瞬态受限时的最大钳位电平,保护下游器件)
  • 通道数:单路
  • 工作温度:-40℃ ~ +85℃
  • 防护等级:符合 IEC 61000-4-2 静电放电防护要求(具体耐受等级/测试条件请参见原厂 Datasheet)
  • 类型:ESD 抑制器件(瞬态电压抑制)
  • 结电容 Cj:0.15 pF(极低,适合高速差分/单端信号)
  • 封装:0603(贴片,便于自动化贴装与高密度布局)

三、关键特性与优势

  • 低寄生电容(0.15 pF):对 USB、MIPI、LVDS 等高速数据线路几乎无可察觉的信号衰减或失真,保持信号完整性。
  • 双向保护:无需方向区分,能对正负极性瞬态尖峰均进行钳位,特别适合差分对或可能出现双向脉冲的接口。
  • 小尺寸封装(0603):节约 PCB 面积,便于在多端口或微型产品中部署。
  • 宽温度范围:适合工业级或消费级环境下的常规工作温度需求。
  • 满足 IEC 61000-4-2 标准:提供对人体接触和空气放电类静电事件的防护能力(使用时请参照原厂测试条件与推荐布局以达到规范要求)。

四、典型应用

  • 手机、平板和可穿戴设备的 I/O 接口保护(USB、耳机、充电口)
  • 摄像头、传感器接口以及车载信息娱乐系统的信号线保护
  • PCB 上的高速数据线、时钟线与微弱模拟信号通路的静电防护
  • 工业控制和物联网节点的外部连接口防护

五、布局与使用建议

  • 将器件尽量靠近受保护的连接器或器件放置,最短的线路长度可降低浪涌能量传递。
  • 对地线采用多过孔或短回流路径,确保钳位电流有低阻抗回流路径。
  • 若线路为差分对,建议在每一路信号各放一颗或在差分端成对放置,以兼顾对称保护。
  • 遵循制造商的回流焊工艺曲线和湿敏等级处理,确保可靠焊接与长期稳定性。

六、封装与可靠性

0603 封装兼顾体积与散热性能,适配常见自动贴片流程。器件工作温度范围 -40℃ 至 +85℃,满足大多数消费类与部分工业应用的温度要求。建议在量产前查阅 BORN 提供的完整 Datasheet 与可靠性测试报告以确认波峰/回流焊、热循环及寿命测试项。

七、结论

BESDU0603-05 以其超低结电容、双向钳位和紧凑的 0603 封装,为对信号完整性要求高且空间受限的应用提供了可靠的 ESD 防护解决方案。设计时结合合理的 PCB 布局和参考原厂资料,可在满足 IEC61000-4-2 标准的前提下,有效保护系统关键接口,降低静电损伤风险。欲获取完整电气特性曲线、波形与测试条件,请参考 BORN 官方 Datasheet。

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