WMSIC Electronic Components

RUILON SMBJ6.0A

ModelSMBJ6.0A
PackageDO-214AA(SMB)
BrandRUILON
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
RUILON SMBJ6.0A
Type
RUILON
Minimum package
3000

Technical parameters

Electronic Component
RUILON
Electronic Component
SMBJ6.0A
Electronic Component
1
Package
DO-214AA(SMB)
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.2g
Electronic Component
1
Electronic Component
BM0227699993
Operating Temperature
55℃~+150℃
Voltage
10.3V
Current(Ir)
800uA
Voltage(VBR)
7.67V
Electronic Component
3000
Power(Ppp)
600W@10/1000us
Current(Ipp)
58.3A@10/1000us

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

SMBJ6.0A 产品概述

SMBJ6.0A 是 RUILON(瑞隆源)出品的一款单向瞬态电压抑制二极管(TVS),封装为 DO-214AA(SMB),专为工业和通讯系统中的瞬态过压和静电放电保护设计。该器件在小体积下提供高能量吸收能力与可靠的浪涌防护性能,适合对电源线与信号线的稳健防护需求。

一、主要特性

  • 极性:单向(适用于对地单向钳位场景)
  • 反向截止电压 Vrwm:6.0 V
  • 钳位电压 Vc:10.3 V(典型)
  • 峰值脉冲电流 Ipp:58.3 A(10/1000 μs 波形)
  • 峰值脉冲功率 Ppp:600 W @ 10/1000 μs
  • 击穿电压 Vbr:7.67 V(典型)
  • 反向电流 Ir:800 μA(在 Vrwm 条件下)
  • 工作温度范围:-55 ℃ ~ +150 ℃
  • 防护等级:符合 IEC 61000-4-4(EFT)与 IEC 61000-4-2(ESD)

二、典型应用场景

  • 通信设备电源与信号接口防护(PoE、收发器、数据端口)
  • 工业控制器、PLC、电机驱动的电源浪涌保护
  • 电源管理模块、DC-DC 转换器入口的瞬态抑制
  • 消费电子和汽车电子中对瞬态和静电的二次防护

三、电气参数关键解读

  • Vrwm=6V 表明器件适配于 6V 左右工作电压的线路,常用于 5V~6V 系统作为有效保护元件。
  • Vbr(7.67V)与钳位电压(10.3V)共同决定在浪涌事件时的触发与最终钳位电位,确保下游元件不受高压冲击。
  • 600W @10/1000 μs 的能量吸收能力适合直流浪涌与雷击后残存的低频能量吸收。10/1000 μs 波形代表更长时间的能量释放,常用于电源线路测试。
  • 800 μA 的反向漏电在某些低功耗应用中需要注意,设计时应评估是否满足待保护电路的静态功耗要求。

四、封装与机械信息

  • 封装:DO-214AA(SMB),适合表面贴装工艺(SMT),便于自动化生产与高可靠组装。
  • 标记:封装上通常有极性标识(阴极),焊接时注意方向以保证单向保护功能。
  • 热管理:虽然 SMB 封装具备一定散热面,但高能量冲击下仍建议在 PCB 上采用合理的散热铜箔或热焊盘。

五、设计与使用建议

  • 布局:将 TVS 尽量靠近受保护端口或器件布置,缩短走线长度,降低感性耦合。
  • 串联/并联考虑:单个 SMBJ6.0A 对多数中小浪涌足够;对更大冲击可并联或选择更高功率器件,但并联需匹配特性。
  • 针对低泄漏场合:若系统对静态电流敏感,评估 800 μA 是否可接受,必要时改选低漏电型 TVS。
  • 焊接与回流:遵循器件厂商的回流温度曲线与湿热敏感等级(MSL)要求,避免超温或潮湿损伤。

六、可靠性与标准

SMBJ6.0A 满足 IEC 61000-4-4(电快速瞬变脉冲,EFT)与 IEC 61000-4-2(静电放电,ESD)防护等级,适合需要遵循这些抗扰度标准的工业与通信设备。器件工作温度宽广(-55 ℃ ~ +150 ℃),保证在极端环境下的可靠性。

七、采购与替代

品牌:RUILON(瑞隆源);型号:SMBJ6.0A;封装:DO-214AA(SMB)。订购时请确认批次、规格表与样品测试数据,必要时索取器件的浪涌曲线和可靠性报告。对于特殊低漏电或更高能量需求,可咨询同类 SMB 封装的高功率 TVS 作为替代或并联使用方案。

总结:SMBJ6.0A 是一款面向 6V 级别系统的高能量吸收 TVS 器件,性能平衡、封装成熟,适用于多数工业与通讯的浪涌与静电防护场合。按照上述布局与使用建议,可以在实际产品中实现稳定可靠的瞬态保护。

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