WMSIC Electronic Components

RUILON SMD3225-090N SMD3225

ModelSMD3225-090N
Package1210
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
RUILON SMD3225-090N
Type
RUILON
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RUILON
Electronic Component
SMD3225-090N
Electronic Component
1
Electronic Component
2.5mm
Package
1210
Electronic Component
2
Electronic Component
(GDT)
Electronic Component
±30%
Electronic Component
0.22g
Electronic Component
3.2mm
Electronic Component
2.5mm
Electronic Component
1
Electronic Component
BM0246655386
Operating Temperature
40℃~+85℃
Capacitor
0.5pF

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

SMD3225-090N 产品概述

一、产品概况与主要参数

SMD3225-090N(品牌:RUILON/瑞隆源)是一款封装为1210(尺寸:3.2mm × 2.5mm × 2.5mm)的表面贴装防护器件,双极(极数:2)结构,适用于对线路进行过压/雷击脉冲保护。主要电气参数包括:直流击穿电压 Vdc = 90V(±30%),冲击击穿电压 Vimp = 600V,脉冲放电电流可达 1kA,极间电容仅 0.5pF,工作温度范围 -40℃ 至 +85℃。这些特性使其在需要低电容并兼顾高能量承受能力的线路保护场合具有明显优势。

二、典型特性与优势

  • 低电容(0.5pF):对高速信号线影响极小,适合用于以太网、信号总线等对带宽敏感的应用。
  • 高脉冲承受能力(1kA):能承受较大幅值的雷击/浪涌能量,提高系统抗干扰性与可靠性。
  • 双极结构:对双向瞬态过压有对称抑制能力,适合直流或交流逆向脉冲保护。
  • 紧凑封装(1210):节省 PCB 面积,便于自动化贴装和批量生产。
  • 宽温度范围:适应工业级工作环境。

三、典型应用场景

  • 通信设备与基站输入端过电压保护;
  • 工业控制系统的输入/输出端浪涌保护(如 RS-485、现场总线);
  • 数据传输线和PoE/以太网前端(需注意系统电压范围匹配);
  • 电源线路和电池管理系统的防雷浪涌防护(在额定电压范围内使用)。

四、设计建议与使用注意

  • 保护策略:对于高速信号线可单独采用低电容保护器件,必要时与快速TVS二极管并联,利用GDT/气体放电器件承担大能量、TVS实现快速钳位。
  • 布局建议:器件应尽量靠近入口处或受保护线路端点布局,缩短回流路径以提高抑制效果。
  • 热与可靠性:遵循厂家回流焊工艺规范,避免超出温度或重复大浪涌导致性能退化;在经历过大冲击后应进行功能复核或更换。
  • 参数匹配:注意直流击穿电压(90V±30%)与系统工作电压匹配,避免长期接近或超过Vdc造成误动作或损伤。

五、包装、检验与采购建议

SMD3225-090N 以1210贴片形式供应,适合 SMT 贴装生产;采购时建议索取最新数据手册(datasheet)和可靠性测试报告,确认回流焊工艺、冲击能量等级与老化/寿命规范。对于关键应用,可要求样品进行实际线路测试验证其对系统的兼容性与保护效果。

总结:SMD3225-090N 以其低电容、高脉冲承受能力和紧凑封装,适合用于需要兼顾高速信号完整性和强抗冲击能力的过压与浪涌保护场合。选择与布局时应结合具体系统电压与保护策略,必要时与其他保护元件协同使用以获得最佳防护效果。

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