WMSIC Electronic Components

ERJ2RKF2200X

ModelERJ2RKF2200X
Package0402
BrandPANASONIC
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
PANASONIC ERJ2RKF2200X
Type
PANASONIC
Minimum package
10000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ2RKF2200X
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.011g
Electronic Component
220Ω
Electronic Component
1
Electronic Component
BM0264738438
Operating Temperature
55℃~+155℃
Operating Voltage
100V
Electronic Component
±100ppm/℃
Resistor Type
Resistor

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

ERJ2RKF2200X 精密厚膜贴片电阻器产品概述

一、产品基本信息

ERJ2RKF2200X是松下(PANASONIC)推出的精密级厚膜贴片电阻器,属于松下经典ERJ系列贴片电阻产品。该型号以小封装、高精密、宽温适应性为核心特点,适配高密度PCB设计与极端环境应用场景。

型号命名逻辑参考松下贴片电阻规范:

  • “ERJ”为系列代码(代表厚膜贴片电阻);
  • “2RKF”对应封装与功率等级(0402封装+100mW额定功率);
  • “2200”表示阻值为220Ω(前三位为有效数字220,第四位为倍率10⁰);
  • “X”为精度等级标识(对应±1%精度)。

二、核心电气性能参数

该产品针对精密电路设计优化,关键指标如下:

  • 阻值与精度:220Ω ±1%(满足工业级精密控制需求,阻值偏差极小);
  • 温度系数:±100ppm/℃(在-55℃~+155℃宽温范围内,阻值变化率低,保证电路稳定性);
  • 额定功率:100mW(小信号电路常用功率等级,适配多数低压控制电路);
  • 最大工作电压:100V(电压与功率匹配合理:U²/R≈45.5mW≤100mW,可长期稳定工作);
  • 工作温度范围:-55℃~+155℃(覆盖工业、汽车辅助系统等极端温度场景)。

此外,厚膜电阻结构赋予其低噪声特性(噪声电压约为碳膜电阻的1/3),适合对信号噪声敏感的电路(如传感器信号调理)。

三、机械与环境适应性

3.1 封装与尺寸

采用0402英制封装,对应公制尺寸为1.0mm(长)×0.5mm(宽)×0.35mm(厚),是当前小型化电子设备的主流封装之一,可显著减少PCB占用面积,支持高密度布局(如手机主板、微型医疗仪器)。

3.2 焊接与可靠性

兼容回流焊、波峰焊等标准贴片焊接工艺,焊接后焊点强度符合IPC-A-610标准;产品采用“陶瓷基板+电阻浆料+镍金电极”结构,机械强度高,抗振动(10g~2000Hz)、抗冲击(1000m/s²)性能满足工业设备振动测试要求。

3.3 环境耐受性

  • 耐温性:长期工作温度155℃,短期可承受焊接峰值温度260℃/10s;
  • 耐湿性:符合JIS C 5102标准,在90%RH(60℃)环境下长期工作无性能衰减;
  • 抗腐蚀性:镍金电极可抵抗弱酸性、弱碱性环境腐蚀,适合户外或工业潮湿场景。

四、典型应用场景

ERJ2RKF2200X的参数特性适配多领域应用:

  1. 消费电子:智能手机、平板电脑的电源管理(分压、限流)、音频信号调理(低噪声);
  2. 工业控制:PLC模拟量输入/输出电路、传感器接口(温度/压力信号放大);
  3. 汽车电子:车身控制模块(BCM)低压控制、车载信息娱乐系统信号滤波;
  4. 通信设备:基站、路由器的射频匹配电路、电源滤波;
  5. 医疗仪器:便携式血糖仪、心电图机的精密测量电路(高稳定阻值保证精度)。

五、产品优势与价值

  1. 精密稳定:±1%精度+低温度系数,解决温度漂移问题,适合精度敏感电路;
  2. 小封装高密度:0402封装支持PCB轻薄化设计,满足电子设备小型化趋势;
  3. 宽温可靠:-55℃~+155℃覆盖多数极端环境,无需额外散热/温度补偿;
  4. 松下品质:批量一致性好,焊接良率高,长期使用无性能衰减,降低维护成本;
  5. 性能均衡:100mW功率+100V电压覆盖90%以上小信号电路需求,无需额外选型。

ERJ2RKF2200X凭借其高精密、小封装、宽温适应性,成为消费电子、工业控制等领域的高性价比贴片电阻选择。

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