WMSIC Electronic Components

Brightking SJD12A16L01

ModelSJD12A16L01
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Brightking SJD12A16L01
Type
BRIGHTKING
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Brightking
Electronic Component
SJD12A16L01
Electronic Component
1
Package
SOD-123S
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.036g
Electronic Component
1
Channel Count
Electronic Component
Electronic Component
BM0265144495
Operating Temperature
55℃~+150℃
Voltage
26V
Electronic Component
IEC 61000-4-2
Current(Ir)
1uA
Voltage(VBR)
17.8V

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

Brightking SJD12A16L01 ESD防护二极管产品概述

SJD12A16L01是台湾君耀(Brightking)推出的单路表面贴装ESD防护二极管,采用SOD-123S小型封装,专为敏感电子电路的静电放电(ESD)及瞬态过压防护设计。该器件凭借宽工作温度范围、低漏电流及符合国际标准的防护能力,广泛适配消费电子、工业控制、通信及汽车电子等领域的应用需求。

一、产品基本信息

  • 品牌与型号:台湾君耀(Brightking)SJD12A16L01
  • 器件类型:单路ESD防护二极管
  • 封装形式:SOD-123S(小型表面贴装,尺寸紧凑,适合高密度PCB设计)
  • 核心定位:针对3.3V/5V低电压系统的瞬态过压防护,兼顾常态工作稳定性与瞬态干扰泄放能力

二、核心电气参数详解

SJD12A16L01的电气参数经过严格测试,关键指标及实际意义如下:

1. 常态工作参数

  • 反向截止电压(Vrwm):16V
    指器件常态无干扰时反向可承受的最大电压。适配3.3V、5V供电系统(常态电压远低于16V),保证电路正常运行时器件处于截止状态,无额外功耗。
  • 反向漏电流(Ir):1μA(@Vrwm)
    常态下反向漏电流极低,不会影响电路信号完整性,尤其适合对功耗敏感的便携设备(如手机、平板)。

2. 瞬态防护参数

  • 击穿电压(Vbr):17.8V
    反向电压达到该值时,器件快速导通(响应时间<1ns),用于泄放瞬态脉冲电流,避免后端电路被过压击穿。
  • 钳位电压(Vc):26V
    施加8/20μs标准脉冲时,器件导通后将电压钳位在26V以内,远低于多数敏感器件(如CMOS)的损坏阈值(通常30V以上),有效保护后端电路。
  • 峰值脉冲电流(Ipp):7.7A
    可承受的最大瞬态脉冲电流,对应1kW峰值脉冲功率(@8/20μs),满足IEC 61000-4-2静电放电标准的防护要求。

三、防护性能与国际认证

SJD12A16L01严格遵循IEC 61000-4-2静电放电抗扰度标准,具备以下防护能力:

  • 人体放电模式(HBM):可承受±8kV(接触放电)、±15kV(空气放电),符合多数电子设备的ESD等级要求;
  • 机器放电模式(MM):满足工业级设备的防护需求;
  • 瞬态过压防护:针对电源、信号端口的浪涌干扰(如静电、感应雷击),可快速泄放能量,避免器件损坏。

四、封装与可靠性设计

  • SOD-123S封装:尺寸约1.6mm×0.8mm×0.6mm,体积小、重量轻,适合自动化贴片生产,可有效节省PCB布局空间,适配高密度电路设计;
  • 宽工作温度范围:-55℃+150℃,覆盖工业级(-40℃+85℃)及部分汽车级(-40℃~+125℃)应用场景,可在极端温度环境下稳定工作;
  • 焊接可靠性:支持回流焊工艺(最高焊接温度260℃/10s),封装抗机械应力能力强,适合批量生产。

五、典型应用场景

SJD12A16L01因体积小、防护能力强,广泛应用于以下领域:

  1. 消费电子:手机、平板、笔记本电脑的USB、HDMI、音频接口防护;
  2. 工业控制:PLC(可编程逻辑控制器)、传感器、执行器的信号端口ESD防护;
  3. 通信设备:路由器、交换机、基站的以太网端口、射频接口防护;
  4. 汽车电子:车载信息娱乐系统(IVI)、倒车雷达、胎压监测传感器的ESD防护(宽温适配车载环境);
  5. 医疗设备:小型医疗仪器(如血糖仪、血压计)的敏感电路防护(低漏电流保证测量精度)。

六、产品选型优势

与同类ESD防护器件相比,SJD12A16L01具备以下核心优势:

  • 参数匹配性:16V Vrwm精准适配3.3V/5V系统,避免Vrwm过高导致防护冗余或过低导致常态导通;
  • 低功耗设计:1μA反向漏电流,对电池供电设备的续航影响极小;
  • 品牌可靠性:台湾君耀作为老牌半导体厂商,器件一致性好、故障率低,符合工业级质量要求;
  • 成本效益:小型封装降低PCB成本,批量应用时性价比突出。

综上,Brightking SJD12A16L01是一款高性价比、高可靠性的单路ESD防护二极管,适合各类低电压敏感电路的瞬态干扰防护,可有效提升电子设备的抗静电能力与稳定性。

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