WMSIC Electronic Components

RUILON RL0402E012M100K

ModelRL0402E012M100K
Package0402
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

17 specifications

Core information

Product name
RUILON RL0402E012M100K
Type
RUILON
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RUILON
Electronic Component
RL0402E012M100K
Electronic Component
1
Package
0402
Electronic Component
Varistor Resistor
Electronic Component
0.014g
Electronic Component
1
Electronic Component
BM0265275134
Voltage
50V
Static Capacitor
1pF@1MHz
Operating Voltage(DC)
12V
Electronic Component
Electronic Component
Electronic Component
10000

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

RL0402E012M100K ESD防护器件产品概述

一、产品定位与核心价值

RL0402E012M100K是瑞隆源(RUILON)针对高速信号、低电压电路开发的单路ESD防护器件,核心价值在于小体积封装下实现「低漏电流+低结电容+宽温可靠性」,可有效隔离静电脉冲对敏感元件(MCU、传感器、通信芯片等)的损坏,同时不影响信号传输质量,适配消费电子、工业控制、汽车电子等多场景需求。

二、关键性能参数解析

1. 电压防护核心参数

  • 反向截止电压(Vrwm=12V):正常工作时反向偏置的最大允许电压,适配5V、3.3V、1.8V等低电压系统,确保器件不导通、无额外功耗。
  • 钳位电压(Vc=50V):遭遇ESD脉冲(如IEC61000-4-2接触放电8kV/空气放电15kV)时,快速导通并将电压钳位至50V以内,远低于敏感芯片击穿阈值(通常20-30V),避免后端器件损坏。

2. 信号传输兼容性

  • 结电容(Cj=1pF):单路电容低至1皮法,适合USB2.0/3.0、HDMI1.4、以太网1Gbps等高速信号线路,不会因电容负载导致信号失真或速率下降。

3. 功耗与可靠性

  • 反向漏电流(Ir=1uA):仅1微安,远低于同类器件(通常10uA以上),可降低低功耗设备(智能穿戴、物联网节点)的静态功耗。
  • 工作温度(-55℃~+85℃):覆盖工业级与消费电子环境,满足户外设备、车载低电压模块、工业传感器等场景的温度需求。

4. 标准合规性

  • 防护等级(IEC 61000-4-2):符合国际静电放电抗扰度标准,可承受±8kV接触放电、±15kV空气放电脉冲,满足大多数电子设备的ESD防护要求。

三、封装与可靠性设计

1. 封装规格

采用0402英寸(1005公制)表面贴装封装,体积仅1.0mm×0.5mm,适合高密度PCB设计(如智能手机主板、小型物联网模块),可节省30%以上布局空间。

2. 可靠性保障

  • 基于硅基TVS(瞬态电压抑制)技术,芯片结构优化后可承受多次ESD脉冲冲击(典型>1000次),性能无衰减;
  • 宽温区设计经过高低温循环测试(-55℃~+85℃循环1000次),确保极端环境下长期稳定工作。

四、典型应用场景

RL0402E012M100K的参数特性使其适配以下场景:

  1. 消费电子:智能手机/平板的USB Type-C、耳机接口、SIM卡槽防护;笔记本电脑HDMI、雷电接口防护;智能穿戴(手表、手环)传感器/充电接口防护。
  2. 通信设备:路由器/交换机以太网端口防护;WiFi/蓝牙模块天线接口防护。
  3. 工业控制:PLC、传感器节点通信接口防护;工业物联网网关端口防护。
  4. 汽车电子:车机USB接口、车载摄像头接口防护(适配-40℃~+85℃车载环境)。

五、选型与使用注意事项

  1. 电压匹配:确保电路反向偏置电压不超过12V,避免器件正向导通影响电路。
  2. 信号速率:1pF结电容适配1Gbps及以下速率,若需更高速率(如USB4.0 40Gbps),需选择更低结电容器件。
  3. 布局优化:器件需尽可能靠近被防护端口(如连接器),缩短信号路径,提升防护效果。
  4. 焊接工艺:0402封装需采用高精度贴装设备,确保焊接无虚焊、短路风险。

RL0402E012M100K以高性价比实现了「小体积+高性能」的ESD防护需求,是低电压高速电路静电防护的优选器件。

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