WMSIC Electronic Components

ERJ2RKF6801X

ModelERJ2RKF6801X
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 ERJ2RKF6801X
Type
PANASONIC
Minimum package
10000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ2RKF6801X
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.011g
Electronic Component
6.8kΩ
Electronic Component
1
Electronic Component
BM0264567803
Operating Temperature
55℃~+155℃
Electronic Component
±100ppm/℃
Resistor Type
Resistor
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.

松下ERJ2RKF6801X厚膜贴片电阻产品概述

松下ERJ2RKF6801X是一款针对高密度贴装场景优化的厚膜贴片电阻,属于松下ERJ系列标准型产品,兼具小型化、高精度与宽温适应性,广泛适配消费电子、工业控制及通信设备等领域的电路设计需求。

一、产品基本属性

该电阻为厚膜贴片电阻,采用0402封装(英制尺寸,对应公制1005),是当前小型化贴装电阻的主流规格之一。品牌为松下(PANASONIC),型号编码逻辑清晰:ERJ代表松下贴片电阻系列,2R对应功率等级,KF标识精度等级,6801表示标称阻值为6.8kΩ(前三位680为有效数字,第四位1为倍率10¹),X为产品后缀标识。

二、关键性能参数解析

ERJ2RKF6801X的核心参数满足多数通用电路的设计要求:

  • 阻值与精度:标称阻值6.8kΩ,精度±1%,可满足信号调理、偏置电路等对阻值准确性要求较高的场景;
  • 功率额定值:25℃环境下额定功率100mW,对应最大工作电压约26V(由公式(P=V^2/R)计算得出);
  • 温度系数:±100ppm/℃,表示温度每变化1℃,阻值变化率为±0.01%,适用于环境温度波动较大的应用;
  • 工作温度范围:-55℃至+155℃,覆盖工业级及部分汽车电子的环境温度要求。

三、设计与工艺特点

作为厚膜电阻,ERJ2RKF6801X采用松下成熟的厚膜制造工艺:

  1. 工艺稳定性:通过丝网印刷电阻浆料、高温烧结形成电阻层,确保阻值一致性及长期稳定性;
  2. 小型化优势:0402封装体积小巧(约1.0mm×0.5mm),可有效压缩电路板面积,适合便携式设备的高密度贴装;
  3. 低噪声特性:厚膜工艺减少了电阻层的接触噪声,适配模拟信号电路的低噪声需求。

四、典型应用场景

结合性能参数,该电阻适用于以下场景:

  • 消费电子:智能手机、平板电脑的音频电路、电源偏置电路;
  • 工业控制:传感器信号放大电路、PLC输入输出模块的限流电阻;
  • 通信设备:基站射频前端的偏置电路、路由器的电源滤波电路;
  • 汽车电子:车载信息娱乐系统的辅助电路(需注意工作温度与汽车实际环境匹配)。

五、可靠性与环境适应性

松下对该产品进行了严格的可靠性验证,确保长期稳定工作:

  • 负载寿命测试:在额定功率下1000小时测试,阻值变化率≤±0.5%,符合JIS C 5201标准;
  • 环境适应性:通过温度循环(-55℃~155℃,循环500次)、湿度测试(60℃/90%RH,1000小时),阻值变化率及电性能无明显衰减;
  • 抗硫化性能:采用特殊电极材料,降低硫化环境下的失效风险,适合部分工业及户外应用。

六、选型与使用注意事项

  1. 功率降额:环境温度超过25℃时,需按松下降额曲线调整工作功率(如125℃时额定功率降为约50mW);
  2. 贴装工艺:遵循0402封装回流焊温度曲线(峰值240℃~250℃,时间≤10秒),避免过热损坏;
  3. 存储条件:未开封产品存储于15℃35℃、湿度40%60%的干燥环境,开封后建议1年内使用完毕;
  4. 静电防护:厚膜电阻对静电敏感,贴装及测试需采取静电防护措施(如接地工作台、离子风扇)。

总结:松下ERJ2RKF6801X是一款性价比高、可靠性强的通用厚膜贴片电阻,适配多数中小功率、高精度要求的电子电路设计,是工程师选型的可靠选择。

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