WMSIC Electronic Components

RUILON SMD5050-1000 SMD5050

ModelSMD5050-1000
PackageSMD,5x4.2mm
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
RUILON SMD5050-1000
Type
RUILON
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RUILON
Electronic Component
SMD5050-1000
Electronic Component
1
Electronic Component
5mm
Package
SMD,5x4.2mm
Electronic Component
2
Electronic Component
(GDT)
Electronic Component
±20%
Electronic Component
0.62g
Electronic Component
5mm
Electronic Component
4.2mm
Electronic Component
1
Electronic Component
BM0258753252
Operating Temperature
40℃~+125℃
Capacitor
0.8pF

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

SMD5050-1000 产品概述

一、产品简介

SMD5050-1000 是 RUILON(瑞隆源)出品的一款表面贴装瞬态电压抑制器(TVS),用于保护电路免受瞬态过压和脉冲浪涌的破坏。器件体积小巧,封装为 SMD,外形尺寸约 5 × 5 × 4.2 mm,适合 PCB 空间受限但对抗浪涌能力有较高要求的场合。该型号兼顾高冲击能力与低寄生电容,适用于需要快速钳位和低干扰的信号/电源保护应用。

二、主要规格与参数

  • 极数:2(双端、两引脚设计)
  • 直流击穿电压 (Vdc):1 kV
  • 冲击击穿电压 (Vimp):1.5 kV
  • 脉冲放电电流(Ipp):3 kA(标称脉冲放电能力)
  • 极间电容:0.8 pF(典型值,利于高速信号线的应用)
  • 精度(公差):±20%
  • 工作温度范围:-40 ℃ ~ +125 ℃
  • 封装:SMD,外形约 5.0 mm × 5.0 mm × 4.2 mm
  • 品牌:RUILON(瑞隆源)

注:以上参数为概述性数据,具体的测试条件(如脉冲波形、持续时间、测试方法)请参照厂商正式数据手册。

三、性能特点

  • 高能量吸收能力:可承受高达 3 kA 的脉冲放电电流,适合面对雷击感应、开关冲击等大能量瞬态事件的防护需求。
  • 高耐压等级:1 kV 的直流击穿电压及 1.5 kV 的冲击击穿能力,使其能用于较高电压等级的系统保护。
  • 低极间电容(0.8 pF):在保护的同时对高速信号的影响极小,适用于数据线、通讯接口等对带宽敏感的场景。
  • 宽温度工作范围:-40 ℃ 到 +125 ℃,满足工业级和部分汽车环境的温度要求(具体是否满足汽车 AEC-Q 标准需参考厂方认证)。
  • 表面贴装封装:便于自动化贴装与回流焊工艺,适配现代化生产线。

四、典型应用场景

  • 工业控制设备:变频器、PLC、工控电源输入端的浪涌保护。
  • 电力及配电设备:电表、保护测控模块、电源滤波端的过压抑制。
  • 通信与信号接口:以其低电容特性,可在高速信号线末端起到保护作用(需确认信号电平兼容性)。
  • 能源与逆变系统:光伏逆变器、储能系统的局部防护点。
  • 其它需要中高压浪涌抑制的电子设备。

五、封装与机械尺寸

SMD5050-1000 采用小尺寸 SMD 封装,典型外形尺寸约:

  • 长度:5.0 mm
  • 宽度:5.0 mm
  • 高度:4.2 mm 该封装便于在 PCB 上紧邻被保护器件布局,从而获得最佳的钳位与吸收性能。实际 PCB 焊盘设计、热量散布和机械固定建议参考厂商的推荐封装图纸与焊盘尺寸。

六、可靠性与环境适应性

器件的工作温度范围为 -40 ℃ 至 +125 ℃,可在大多数工业环境中长期工作。由于瞬态抑制器在吸收大能量瞬态时会产生热量,设计时需要考虑:

  • 在频繁浪涌或高能量事件下的热耗散与散热路径;
  • 与其它热敏元件的热隔离;
  • 焊接工艺对器件性能的影响(遵循厂商回流焊曲线建议)。

七、使用建议与注意事项

  • 布局:将 SMD5050-1000 尽量靠近被保护节点或输入接口放置,尽量缩短引线/走线长度以降低串联感抗。
  • 系统匹配:确认工作电压、极性(双向/单向)和期望的钳位特性与系统需求相符;若对冲击波形(例如 8/20 μs)有特定要求,应核对厂方规范中的测试条件。
  • 热管理:在高能量吸收场景下,考虑增加散热铜箔或热孔,避免连续冲击导致器件过热。
  • 备用保护:在关键系统中可与熔断器、限流电阻或其他防护器件配合使用,分摊能量并提供冗余保护。
  • 质量验证:量产前建议进行实际浪涌与温度耦合下的可靠性测试,以验证在系统环境中的表现。

八、品牌与采购说明

SMD5050-1000 由 RUILON(瑞隆源)提供。采购时建议确认产品的完整数据手册、浪涌测试波形与条件、合格证书及批次追溯信息;如需满足特定行业认证(例如通信、铁路或汽车)或更详细的电气特性,请直接向厂家咨询或索取完整技术资料。

总结:SMD5050-1000 是一款面向中高压与高能量瞬态保护的 SMD TVS,兼具高放电电流能力与低极间电容,适合在工业、电力与高速信号保护等场景中使用。购买与工程应用前,请务必参考厂商完整规格书并按实际系统条件进行验证。

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