WMSIC Electronic Components

BORN RCLAMP0502BA-N

ModelRCLAMP0502BA-N
PackageSOT-523
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
BORN RCLAMP0502BA-N
Type
BORN
Minimum package
3000

Technical parameters

Electronic Component
BORN
Electronic Component
RCLAMP0502BA-N
Electronic Component
1
Package
SOT-523
Electronic Component
Electronic Component
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.03g
Electronic Component
1
Cj- Capacitor
0.7pF
Electronic Component
BM0227656403
Voltage
17V
Electronic Component
IEC 61000-4-4;IEC 61000-4-5;IEC 61000-4-2
Current(Ir)
1uA
Voltage(VBR)
7V
Electronic Component
3000
Power(Ppp)
45W@8/20us

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

RCLAMP0502BA-N 产品概述

一、产品简介

RCLAMP0502BA-N 是 BORN(伯恩半导体)推出的一款单向小体积 TVS 二极管(ESD 防护器件),采用 SOT-523 封装,专为高速数据线和低压接口提供瞬态电压抑制与静电放电保护而设计。器件在保持极低结电容的同时,能承受较高的脉冲能量,适用于移动终端、消费类电子、接口保护等场景。

二、主要电气参数

  • 钳位电压(VC): 17 V(在 8/20μs 测试条件下)
  • 击穿电压(Vbr): 7 V
  • 反向工作峰值电压(Vrwm): 5 V
  • 峰值脉冲功率(Ppp): 45 W @ 8/20μs
  • 峰值脉冲电流(Ipp): 3.5 A @ 8/20μs
  • 结电容(Cj): 0.7 pF(典型)
  • 反向漏电流(Ir): 1 μA
  • 极性: 单向
  • 防护等级: 符合 IEC 61000-4-2 / IEC 61000-4-4 / IEC 61000-4-5 标准

三、关键特性与优势

  • 极低结电容(0.7 pF),对高速差分信号影响小,适合 USB、HDMI、PCIe 等高速接口。
  • 单向结构适合对地参考的数字与模拟接口,能在正向瞬态时快速钳位,保护下游器件。
  • SOT-523 超小封装,节省 PCB 面积,利于手机、可穿戴设备等高密度布板应用。
  • 通过主流 IEC 抗扰度标准认证,保障设备在实际环境中对 ESD、快速瞬变脉冲和雷击感应脉冲的防护能力。

四、典型应用场景

  • 智能手机与平板的触摸/按键与显示接口保护
  • USB、UART、I2C、SPI 等低压数据线保护
  • 可穿戴设备、消费电子、便携式仪器的 I/O 端口防护
  • 工业控制系统的信号线二次防护(作为局部保护)

五、封装与安装注意事项

  • 封装:SOT-523,适合自动贴片工艺。
  • 布局建议:器件应尽量靠近需保护的引脚放置,走线短且粗,减小串联电感与阻抗;器件一侧接地平面良好,确保高频脉冲能量迅速引入地回路。
  • 电气连接:单向 TVS 在电路中通常将阳极接地,阴极连接到被保护的信号线(器件通常在封装上有极性标记,请参考封装图)。

六、选型与使用建议

  • 若系统工作电压接近或高于 Vrwm(5 V),应确认正常工作状态下不会触发击穿。
  • 对于对信号完整性敏感的高速接口,RCLAMP0502BA-N 的低结电容是优势,但在多路并列保护时仍需评估总负载电容对带宽的影响。
  • 对于可能遭受更大能量冲击的场合,可与大功率浪涌抑制器或外部限流元件(如正温系数电阻)配合使用以分担能量。

七、可靠性与认证

RCLAMP0502BA-N 满足 IEC 61000-4-2(ESD)、IEC 61000-4-4(电快速瞬变)以及 IEC 61000-4-5(雷击浪涌)等通用抗扰度要求,适用于需要工业级或消费级电磁兼容防护的产品设计。常规使用和合理散热条件下,SOT-523 封装能提供稳定的长期保护性能。

八、结语与采购信息

RCLAMP0502BA-N 提供高效的瞬态电压钳位能力、极低的结电容和超小封装,适用于对空间和信号完整性要求高的现代电子产品。欲获取器件尺寸图、封装信息及样品,请联系 BORN(伯恩半导体)或其授权分销商,并参考最新数据手册进行最终电路验证。

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