WMSIC Electronic Components

Brightking SMCJ15A/TR13 SMCJ15A

ModelSMCJ15A/TR13
PackageSMC
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 SMCJ15A / TR13
Type
SMC
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Brightking
Electronic Component
SMCJ15A/TR13
Electronic Component
1
Package
SMC
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.38g
Electronic Component
1
Electronic Component
BM0257689059
Operating Temperature
65℃~+150℃
Voltage
24.4V
Current(Ir)
1uA
Voltage(VBR)
16.7V
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.

SMCJ15A/TR13(Brightking 台湾君耀)产品概述

一、产品简介

SMCJ15A/TR13 是一款单向高能量瞬态电压抑制器(TVS 二极管),封装为 SMC(DO-214AB),主要用于对瞬态过电压(如雷击、电源浪涌、静电放电等)进行吸收和钳位保护。该器件适配 12V 车载电源与工业电源防护场景,可在短时间内承受大电流冲击,保护下游敏感半导体元件和电路模块。

二、主要电气参数

  • 极性:单向(unidirectional)
  • 反向工作电压 Vrwm(稳压):15 V
  • 击穿电压 Vbr:16.7 V(典型/标称)
  • 钳位电压 Vc(在 Ipp):24.4 V
  • 峰值脉冲电流 Ipp:61.5 A(按标准脉冲波形测得)
  • 峰值脉冲功率 Ppp:1500 W(1.5 kW,通常以 10/1000 μs 波形计)
  • 反向电流 Ir:1 μA(在 Vrwm 下)
  • 工作温度范围:-65 ℃ 至 +150 ℃

三、关键特性与优势

  • 高能量吸收能力:1.5 kW 峰值功率与 61.5 A 脉冲电流能力,可应对常见浪涌事件。
  • 良好钳位性能:在指定脉冲下钳位电压 24.4 V,可在保护器件允许的耐压范围内将电压限制到可接受水平。
  • 低静态漏流:Vrwm 下仅 1 μA,有利于减少工作时的能耗与热量积累。
  • 宽温度范围:适用于恶劣环境与车规级/工业级应用。

四、典型应用场景

  • 汽车电源总线(对 12 V 系统的瞬态浪涌保护)
  • 工业控制电源保护与继电器驱动电路防护
  • 通信设备、基站电源输入端防雷与浪涌吸收
  • 电源模块、逆变器及其他对突发高能量脉冲敏感的电子系统

五、封装与安装注意

  • 封装:SMC(表面贴装,DO-214AB),适合自动贴片与回流焊工艺。TR13 中的 “TR” 通常表示卷带(Tape & Reel)包装,便于批量贴装。
  • 布局建议:尽量将 TVS 靠近被保护端口或电源输入处铺设,连接导线/走线尽可能短、粗,减少串联阻抗以保证快速响应与有效钳位。
  • 散热考虑:在高能量冲击下会产生热量,建议在 PCB 上为 SMC 封装留出适当铜箔面积或散热通孔,以帮助热量扩散并提升重复冲击能力。
  • 焊接与回流:遵循厂家回流温度曲线和焊接工艺要求,避免过热引起封装或内部结构损伤。

六、选型与使用建议

  • 确认工作电压:选择 Vrwm 高于正常工作电压但低于被保护器件耐压(例如 12 V 系统选 15 V Vrwm 合理)。
  • 钳位余量:确保钳位电压 24.4 V 不会超过下游器件在浪涌条件下的安全耐压。
  • 能量裕量:根据可能出现的脉冲幅值与次数评估器件的能量承受能力与寿命,必要时考虑并联或采用更高额定功率的 TVS。
  • 环境与可靠性:在高温或频繁浪涌场景下,应评估长期漏电与热循环影响,并参考制造商的可靠性测试数据。

如需进一步的电气特性曲线、封装尺寸或回流焊曲线等详细资料,建议参考 Brightking(台湾君耀)官方数据手册或联系供应商获取原厂技术文档。

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