WMSIC Electronic Components

RUILON RL1206A300K

ModelRL1206A300K
Package1206
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+

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Technical data

Product details

19 specifications

Core information

Product name
RUILON RL1206A300K
Type
RUILON
Minimum package
3000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RUILON
Electronic Component
RL1206A300K
Electronic Component
1
Package
1206
Electronic Component
Varistor Resistor
Electronic Component
500mJ
Electronic Component
0.053g
Electronic Component
1
Varistor Voltage
36V
Electronic Component
BM0264254866
Voltage
79V
Operating Voltage(AC)
18V
Operating Voltage(DC)
24V
Surge Current
100A
Electronic Component
Electronic Component

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

RL1206A300K 压敏电阻产品概述

一、产品核心定位

RL1206A300K是RUILON(瑞隆源)推出的小型化贴片压敏电阻,专为低电压电子电路的浪涌防护设计,适配DC24V、AC18V及以下电压等级的设备,具备高浪涌耐受能力与稳定的电压钳位特性,满足工业级、消费级电子设备的抗干扰需求,经严格校验符合应用标准。

二、关键性能参数详解

该产品核心参数经过全流程校验,关键指标清晰支撑防护需求:

  1. 压敏电压:典型值36V(1mA测试电流下),既保证正常工作时不干扰电路,又能在浪涌触发时快速响应,符合低电压电路的电压匹配逻辑;
  2. 工作电压范围:长期稳定工作电压支持DC24V(直流)、AC18V(交流有效值),覆盖工业控制、低压电源等主流场景,无明显老化衰减;
  3. 钳位电压:浪涌电流峰值100A(8/20μs标准波形)时,钳位电压≤79V,有效限制后级电路的过压峰值,保护MCU、传感器等敏感元器件;
  4. 浪涌耐受能力:峰值浪涌电流100A,单次浪涌能量500mJ,可承受多次重复浪涌冲击(符合行业浪涌衰减测试要求),适应现场复杂电磁环境。

三、封装与可靠性设计

  1. 封装规格:采用1206封装(英制3.2mm×1.6mm,公制3216),贴片式结构适配自动化SMT工艺,兼容常规回流焊温度曲线(峰值≤260℃,持续≤30s),便于批量生产;
  2. 材料工艺:基于氧化锌(ZnO)压敏陶瓷,添加微量掺杂剂优化非线性特性,电压-电流曲线稳定;电极采用银钯合金,焊接可靠性高、耐氧化性能优异;
  3. 环保与认证:符合RoHS 2.0、REACH标准,无铅无镉;通过高低温循环、湿热老化、振动冲击等可靠性测试,满足工业级环境适应性要求。

四、典型应用领域

RL1206A300K的参数特性使其适配多场景防护:

  1. 工业控制电路:PLC输入/输出接口、传感器节点(温度/压力传感器)、伺服驱动器低压控制端,防护雷电感应浪涌或开关切换瞬态过压;
  2. 低压电源模块:12V/24V电源适配器、LED驱动电源、小型开关电源输出端,抑制电源线上浪涌干扰,保护后端负载;
  3. 通信接口防护:RS485、CAN总线、UART等低电压端口,避免静电放电(ESD)或线路浪涌损坏通信芯片;
  4. 消费电子设备:智能家居节点(智能开关、传感器)、小型家电控制板(加湿器、扫地机器人),提升设备抗干扰能力与可靠性。

五、选型与使用注意事项

  1. 电压匹配:压敏电压需高于工作电压1.2~1.5倍(本产品36V满足24V直流1.5倍要求),避免长期工作热老化;
  2. 安装布线:需并联在被防护电路两端,布线尽量短直(≤5cm),减少引线电感对钳位效果的影响;焊接避免过热损坏封装;
  3. 环境限制:推荐工作温度-40℃+85℃,存储温度-55℃+125℃,避免高湿度、腐蚀性气体环境;
  4. 浪涌衰减:虽支持多次浪涌,但超过额定次数后性能衰减,需根据场景定期检测或更换。

总结

RL1206A300K凭借小型化封装、稳定浪涌防护与低电压适配性,成为工业控制、通信、消费电子领域的可靠防护元件,满足设备可靠性与抗干扰需求。

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