WMSIC Electronic Components

RUILON RLSD32A151V

ModelRLSD32A151V
PackageSOD-323
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 RLSD32A151V
Type
RUILON
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RUILON
Electronic Component
RLSD32A151V
Electronic Component
1
Package
SOD-323
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.029g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
100pF
Electronic Component
BM0264888668
Voltage
30V
Electronic Component
IEC 61000-4-4;IEC 61000-4-5;IEC 61000-4-2
Current(Ir)
1uA

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

RLSD32A151V 静电与浪涌保护TVS管产品概述

一、产品基本信息

RLSD32A151V是瑞隆源(RUILON)推出的单路单向TVS瞬态抑制二极管,兼具静电放电(ESD)和浪涌防护双重功能,采用SOD-323小型化贴片封装,专为低压电路的瞬态过压防护设计。该器件可快速响应瞬态脉冲,将过压钳位至安全范围,有效保护敏感电子元器件免受静电、浪涌损害,提升设备可靠性。

二、核心电气参数详解

1. 电压类参数

  • 反向截止电压(Vrwm):15V,可长期耐受电路正常工作电压,不影响电路稳定运行;
  • 击穿电压(Vbr):典型值16.7V,确保过压时快速导通响应,避免电压持续上升;
  • 钳位电压(Vc):峰值脉冲下为30V,将瞬态过压限制在后端元器件可承受范围内,实现有效防护。

2. 电流与功率参数

  • 峰值脉冲电流(Ipp):12A(8/20μs浪涌波形),可承受较强的瞬态电流冲击;
  • 峰值脉冲功率(Ppp):300W(8/20μs波形),对应浪涌能量的耐受能力;
  • 反向漏电流(Ir):仅1μA,低功耗设计,不额外增加电路功耗负担。

3. 其他关键参数

  • 结电容(Cj):100pF,在保证防护性能的同时,对中低频信号传输干扰较小,适合多数常规电路应用;
  • 通道数:单路,需针对单端电路单独防护。

三、防护性能与标准认证

该器件通过多项国际EMC防护标准测试,覆盖主流瞬态干扰场景:

  • IEC 61000-4-2(静电放电):可抵御接触放电±8kV、空气放电±15kV的瞬态冲击;
  • IEC 61000-4-4(电快速瞬变脉冲群EFT):通过4kV/5kHz脉冲群测试,抑制高频脉冲干扰;
  • IEC 61000-4-5(浪涌):可承受1.2/50μs电压浪涌和8/20μs电流浪涌,满足设备抗浪涌要求。

四、封装与适用场景

1. 封装特点

采用SOD-323小型贴片封装,尺寸约2.0×1.25×1.0mm,体积小巧,适合高密度PCB布局;表面贴装工艺兼容自动化生产,降低焊接难度,适配批量生产需求。

2. 极性与连接方式

为单向防护,需注意极性匹配:阳极接电路低电位(GND),阴极接被保护端,反向并联于电路两端,实现过压时的快速泄放。

五、典型应用领域

RLSD32A151V适用于低压电路的静电与浪涌防护,典型场景包括:

  1. 消费电子:智能手机、平板电脑、智能穿戴设备的USB接口、耳机孔、充电端口防护;
  2. 通信设备:路由器、交换机、无线模块的信号输入输出端口防护;
  3. 工业控制:小型传感器、PLC模块、远程IO端口的瞬态干扰防护;
  4. 车载电子:低电压车载辅助电路(如USB充电口、辅助传感器)的防护。

六、选型与使用注意事项

  1. 电压匹配:需确保反向截止电压(Vrwm=15V)高于电路正常工作电压(如适用于≤15V的直流/交流电路);
  2. 极性确认:单向TVS需严格匹配正负极,反向连接会导致防护失效甚至器件损坏;
  3. 并联扩容:若需更高防护能力(如更大浪涌电流),可多个器件并联(注意均流设计,避免局部过载);
  4. 温度范围:器件工作温度范围通常为-55℃~+150℃,需避免极端温度环境影响性能。

该器件以高性价比、小型化设计和全面的防护能力,成为低压电路瞬态防护的常用选型之一,可有效提升电子设备的抗干扰可靠性。

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