WMSIC Electronic Components

Brightking SMDJ6.5CA/TR13 SMDJ6.5CA

ModelSMDJ6.5CA/TR13
PackageSMC(DO-214AB)
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 SMDJ6.5CA / TR13
Type
BRIGHTKING
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Brightking
Electronic Component
SMDJ6.5CA/TR13
Electronic Component
1
Package
SMC(DO-214AB)
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.39g
Electronic Component
1
Electronic Component
BM0263574193
Voltage
11.2V
Current(Ir)
500uA
Voltage(VBR)
7.22V
Electronic Component
Electronic Component
Electronic Component
3000

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

SMDJ6.5CA/TR13 双向瞬态电压抑制器(TVS) — Brightking(台湾君耀)

一、产品概述

SMDJ6.5CA/TR13 是一款面向表面贴装的双向瞬态电压抑制二极管(TVS),封装为 SMC(DO-214AB)。该器件专为吸收和钳制脉冲过电压与浪涌能量而设计,可在有限电路板空间内提供高效的瞬态保护。器件具有低轮廓封装、低电感和玻璃钝化结结构,兼顾高能量吸收能力与长期可靠性,适合保护各种 I/O 接口与低压 AC/DC 电源输出。

二、主要电气参数与特性

  • 极性:双向(Bi-directional),用于双向电压冲击的抑制。
  • 反向截止电压 Vrwm:6.5 V(器件的最大持续工作电压范围)。
  • 击穿电压 VBR:7.22 V(在标准测试电流下的击穿起始电压)。
  • 钳位电压(典型):11.2 V(在峰值脉冲电流 Ipp 条件下的钳位电压)。
  • 峰值脉冲电流 Ipp:267.9 A(器件对短时浪涌冲击的承受电流能力)。
  • 峰值脉冲功率 Ppp:3 kW(在指定脉冲波形下能量吸收能力)。
  • 反向电流 Ir:500 µA(在 Vrwm 条件下的典型漏电流)。
  • 类型:瞬态电压抑制(TVS),表面贴装(SMC 封装)。

器件采用玻璃钝化结工艺,提高结面稳定性和长期可靠性;内置应力消除结构可降低热循环或机械应力对结性能的影响。

三、封装与机械特点

  • 封装:SMC (DO-214AB),适合高能量吸收应用,具有较大的焊盘面积以便散热。
  • 低轮廓设计:在有限的 PCB 空间内可实现高密度布置。
  • 低电感结构:在快速瞬态事件中能更有效地钳制尖峰电压,减少寄生环路影响。
  • 表面贴装工艺兼容:适用于常规回流焊流程,方便自动化生产。

四、典型应用场景

  • I/O 接口保护:USB、串口、以太网端口等敏感数据/信号线的浪涌与静电保护(在 Vrwm 合适的条件下)。
  • 低压 AC/DC 电源输出:保护稳压输出或低压开关电源免受外部浪涌损伤(注意选择与系统工作电压匹配的 Vrwm)。
  • 工业控制接口与通讯线路:对短时雷击浪涌、开关过电压等提供抑制能力。
  • 其他需要高能量吸收的板级保护位置。

注:由于 Vrwm 为 6.5 V,该型号适用于保护 5 V 及其附近电压等级的线路;在更高工作电压(如 12 V、24 V)环境应选择对应更高 Vrwm 的 TVS 型号。

五、使用建议与布局注意事项

  • 放置位置:将 TVS 尽量靠近受保护的连接器或器件引脚放置,以最短路径钳制瞬变能量,减少线路走向上的感应尖峰。
  • PCB 布局:使用宽铜箔和多层铜层以增强散热能力;对高能量吸收场合,增加铜面积和过孔以提高热散逸。
  • 串联保护元件:在高能应用中可配合限流元件(如熔断器、PTC)使用,以防极端故障导致持续过热。
  • 焊接与工艺:符合 SMC 封装的回流曲线;避免过度焊接热破坏,注意焊点可靠性。
  • 高频/低电感需求:若电路对寄生电感极其敏感,保持器件引线短且走线粗,以发挥低电感优势。

六、可靠性与质量要点

  • 玻璃钝化结与内应力消除设计提升了器件在温度循环与机械应力下的稳定性。
  • 低电感与出色的钳位能力保证在脉冲冲击时的快速响应和有效能量吸收。
  • 在选型时应对照具体浪涌波形(例如 IEC 61000-4-5 标准的 8/20 µs 或 10/1000 µs)确认 Ppp、Ipp 在实际工况下的适用性;在严重雷击或反复冲击环境下,建议做可靠性验证与寿命评估。

七、选型提示

  • 若系统工作电压在 5 V 左右且需双向保护,本型号是合适选择;对于单向电源或更高电压等级,请选用对应 Vrwm 的单向或高压 TVS 器件。
  • 关注钳位电压与被保护器件耐压之间的裕量,确保钳位后电压不会损害下游电路。
  • 结合 PCB 散热策略与串联限流元件,可进一步提高系统在多次冲击下的可靠性。

总结:SMDJ6.5CA/TR13 提供了在紧凑表面贴装形式下的高能量浪涌抑制能力,适用于 5 V 级别 I/O 接口和低压电源保护。凭借玻璃钝化结、低电感和较大的峰值吸收能力,能在要求板级保护与可靠性的应用中发挥良好效果。

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