WMSIC Electronic Components

Brightking SJD12C08L01

ModelSJD12C08L01
PackageSOD-123S
BrandBrightking
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
Brightking SJD12C08L01
Type
BRIGHTKING
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Brightking
Electronic Component
SJD12C08L01
Electronic Component
1
Package
SOD-123S
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.037g
Electronic Component
1
Channel Count
Electronic Component
Electronic Component
BM0264335850
Voltage
13.6V
Electronic Component
IEC 61000-4-2
Current(Ir)
50uA
Voltage(VBR)
8.89V
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.

SJD12C08L01 产品概述

一、产品简介

SJD12C08L01 是 Brightking(台湾君耀)推出的一款单路双向 ESD 抑制二极管,封装为 SOD-123S。该器件专为对敏感数据和信号线路提供瞬态电压抑制与静电放电(ESD)保护而设计,体积小、响应快,适合贴片自动化生产与现场空间受限的应用。

二、主要技术参数

  • 反向截止电压(Vrwm):8 V
  • 击穿电压(VBR):8.89 V
  • 钳位电压(VC,典型):13.6 V
  • 峰值脉冲电流(Ipp):14 A(8/20 μs 波形)
  • 峰值脉冲功率(Ppp):1 kW(8/20 μs)
  • 反向漏电流(Ir):50 μA
  • 通道数:单路(双向保护)
  • 防护等级:满足 IEC 61000-4-2 标准
  • 封装:SOD-123S(SOD-123)

三、产品特性与优势

  • 双向抑制:可对双极性瞬态脉冲进行钳位,适合保护差分或双向信号线。
  • 高能量吸收能力:在标准 8/20 μs 冲击下具备较高的峰值脉冲电流与功率承受能力,能有效消耗来自插拔、静电放电等的瞬态能量。
  • 低静态漏电:50 μA 的反向电流利于在对功耗敏感的系统中减少静态损耗。
  • 小型表贴封装:SOD-123S 便于自动化贴装,适合空间受限的消费电子与移动产品 PCB 布局。
  • 符合 IEC 61000-4-2:满足常见人体接触与空气放电等级的抗扰度要求,提升产品可靠性与合规性。

四、典型应用场景

  • 接口与连接器保护:USB、串口、音视频接口等外部引入的信号端口。
  • 移动与便携设备:智能手机、平板、便携式仪器的 I/O 接口防护。
  • 通信与网络设备:路由器、网关、通信模块的信号线防护。
  • 工业与消费电子:传感器接口、按键、显示接口等易受静电冲击的节点。

五、典型接线与 PCB 布局建议

  • 贴近受保护的接口或连接器布局,缩短 PCB 路径以降低寄生电感。
  • 将器件的接地端直接引至稳固的接地平面,保证放电回路短且阻抗低。
  • 对高速信号可配合小阻值串联电阻或差分结构设计,以减少反射与串扰。
  • 对可能遇到更大能量冲击的场合,可并联或级联更大功率的 TVS 器件以实现分级保护。
  • 焊接与回流过程遵循制造商推荐的温度曲线,避免因过热影响器件性能。

六、选型与使用注意事项

  • 工作电压匹配:Vrwm=8 V,适合保护工作电压低于该值或接近 5 V/系统电平的信号线;若系统电压更高,应选择更大 Vrwm 的型号。
  • 双向 vs 单向:双向器件适用于不具方向性的信号线;若保护偏置电压明显,考虑单向 TVS。
  • 能量估算:确认系统可能承受的最大脉冲能量是否在器件 Ppp/Ipp 能力范围内,必要时采取多级保护策略。
  • 环境与可靠性:长期高温或频繁强冲击可能影响寿命,关键项目建议进行系统级可靠性验证。
  • 获取资料:在设计前建议参考 Brightking 的完整数据手册,核实测试条件与典型特性曲线。

七、封装与采购信息

型号:SJD12C08L01
品牌:Brightking(台湾君耀)
封装:SOD-123S(适合表面贴装生产)
通道数:单路,双向保护
建议在采购与设计前索取厂商 datasheet 与样品进行验证,确保参数满足实际应用需求。

如需进一步的电气特性曲线、等效电路图或在特定应用中的保护方案建议,我可以继续提供更详细的设计指导。

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