WMSIC Electronic Components

BORN BSD3C241L

ModelBSD3C241L
PackageSOD-323
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
BORN BSD3C241L
Type
BORN
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BORN
Electronic Component
BSD3C241L
Electronic Component
1
Package
SOD-323
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.031g
Electronic Component
1
Cj- Capacitor
1pF
Electronic Component
BM0263578193
Voltage
56V
Electronic Component
IEC 61000-4-4;IEC 61000-4-2
Current(Ir)
1uA
Voltage(VBR)
26.7V

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

BSD3C241L TVS二极管产品概述

一、产品核心定位与品牌背景

BSD3C241L是伯恩半导体(BORN) 推出的一款双向ESD防护TVS二极管,采用SOD-323小型表面贴装封装,专为需要高频信号完整性与抗静电/浪涌干扰的电子电路设计,是消费电子、通讯设备等领域的常用防护器件。其核心定位是“高频场景下的紧凑式双向防护解决方案”,兼顾性能与空间效率。

二、关键电气参数深度解析

2.1 静态耐压与导通特性

  • 极性:双向设计,可同时防护电路正、负方向的过压冲击,无需额外匹配极性,简化电路设计(尤其适合无极性要求的接口电路);
  • 反向截止电压(Vrwm):24V,即电路正常工作电压≤24V时,器件处于截止状态,无明显电流导通,不影响电路功能;
  • 击穿电压:26.7V(典型值),当电路电压超过此值时,器件快速导通(响应时间<1ns),将过压钳位至安全范围;
  • 反向漏电流(Ir):1μA(最大值),静态下漏电流极低,可忽略不计,避免对电路静态功耗造成额外负担。

2.2 脉冲防护能力

  • 峰值脉冲电流(Ipp):6A@8/20μs(电流波),可承受常见浪涌电流冲击(如人体静电放电、电源瞬态脉冲);
  • 峰值脉冲功率(Ppp):350W@8/20μs(功率波),对应浪涌能量的耐受能力,满足多数消费/工业场景的防护需求;
  • 钳位电压:56V(典型值),即器件导通后,将电路电压限制在56V以内,保护后端敏感器件(如MCU、射频芯片)不被击穿。

2.3 高频适应性参数

  • 结电容(Cj):1pF(典型值),低结电容是高频电路的核心需求——可有效降低对高速信号(如USB 3.0、HDMI 2.0、以太网)的传输损耗,避免信号反射、畸变,保证信号完整性(若结电容过高,会导致高速信号上升沿/下降沿变慢,影响传输速率)。

三、防护标准与典型应用场景

BSD3C241L符合国际电磁兼容(EMC)核心标准:

  • IEC 61000-4-2:静电放电(ESD)防护,覆盖人体放电(HBM)、机器放电(MM)等场景(可承受±15kV接触放电、±8kV空气放电);
  • IEC 61000-4-4:电快速瞬变脉冲群(EFT)防护,应对电源/信号线上的快速瞬态干扰(可承受±2kV电压等级的脉冲群)。

典型应用

  1. 消费电子:手机、平板、笔记本的USB接口、HDMI接口、音频接口防护;
  2. 通讯设备:路由器、交换机、基站的以太网接口、射频收发接口防护;
  3. 工业控制:PLC、传感器、工业网关的输入输出端口防护;
  4. 便携设备:智能手表、蓝牙耳机等小型设备的接口与内部敏感电路防护。

四、封装与可靠性特点

  • 封装形式:SOD-323(表面贴装),尺寸约1.6mm×0.8mm×0.6mm,体积小巧,适合高密度PCB设计(如便携设备的紧凑布局);
  • 可靠性:
    • 多次脉冲冲击后性能稳定,无参数漂移(可承受数千次浪涌脉冲而不失效);
    • 符合伯恩半导体的工艺标准,漏电流低、击穿电压一致性好(批量产品偏差≤5%);
    • 工作温度范围覆盖-55℃~150℃,适应宽温环境(如汽车电子低温场景、工业高温场景)。

五、产品选型核心优势

  1. 高频适配:1pF低结电容,完美匹配高速信号传输需求,无信号完整性隐患;
  2. 双向防护:无需区分正负极,电路设计更简单,降低布线复杂度;
  3. 标准兼容:满足两大EMC国际标准,减少产品认证时的额外测试成本;
  4. 小型化设计:SOD-323封装适合高密度布局,节省PCB空间(尤其适合便携设备的紧凑设计);
  5. 性价比高:伯恩半导体的成熟工艺,兼顾性能与成本,适合批量应用。

总结

BSD3C241L作为一款低电容双向TVS二极管,以其高频适应性、双向防护能力、小型化封装等特点,成为消费电子、通讯、工业等领域高速接口与敏感电路的理想防护器件。它可有效抵御ESD、EFT等干扰,保障电路稳定可靠运行,同时不影响高速信号的传输质量,是紧凑式电子设备的优选防护方案。

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