WMSIC Electronic Components

ERJ2RKF8872X

ModelERJ2RKF8872X
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 ERJ2RKF8872X
Type
PANASONIC
Minimum package
10000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ2RKF8872X
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.011g
Electronic Component
88.7kΩ
Electronic Component
1
Electronic Component
BM0257349696
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.

ERJ2RKF8872X 松下厚膜贴片电阻产品概述

ERJ2RKF8872X是松下(PANASONIC)推出的一款0402封装厚膜贴片电阻,专为高密度电路设计中的精密信号调理、电压/电流分压等场景打造,兼具小体积、高精度与宽温稳定性,是消费电子、工业控制、汽车电子等领域的通用型精密电阻解决方案。

一、核心特性定位

该电阻基于松下成熟的厚膜电阻工艺,平衡了性能与成本,核心特性聚焦于:

  1. 小体积高密度:0402封装(公制1005)尺寸仅为1.0mm×0.5mm,适配紧凑PCB布局;
  2. 精密阻值控制:88.7kΩ±1%精度,满足模拟电路对阻值一致性的要求;
  3. 宽温稳定表现:温度系数±100ppm/℃,工作温度覆盖-55℃~+155℃,适应极端环境;
  4. 小功率高适配:100mW额定功率,匹配大多数低功耗信号电路的功率需求。

二、关键电气参数详解

ERJ2RKF8872X的电气参数经过严格标定,核心指标如下:

  • 阻值与精度:标称阻值88.7kΩ,精度±1%(即阻值偏差不超过±887Ω),可直接用于无需额外校准的精密分压、反馈电路;
  • 功率额定值:100mW(0.1W),在25℃环境下可稳定承载该功率,满足小信号电路的功率预算;
  • 温度系数(TC):±100ppm/℃,意味着每变化1℃,阻值变化率不超过0.01%(例如从25℃升至155℃,阻值变化约1.3kΩ),宽温下仍保持稳定;
  • 工作温度范围:-55℃+155℃,覆盖工业级(-40+85℃)与汽车级(-55~+150℃)基础温区,可适应车载、户外设备等极端环境。

三、封装与物理特性

  1. 封装类型:0402英制封装(对应公制1005),尺寸为1.0mm(长)×0.5mm(宽)×0.3mm(厚),引脚焊盘设计符合IPC标准,适配回流焊、波峰焊工艺;
  2. 工艺基础:厚膜电阻工艺(丝网印刷+烧结),电阻膜层附着力强,抗冲击振动性能优于部分低成本薄膜电阻方案;
  3. 环保合规:符合RoHS 2.0标准,采用无铅焊端,避免有害物质残留,适配全球市场需求。

四、典型应用场景

ERJ2RKF8872X的参数特性使其适用于以下场景:

  1. 消费电子:智能手机、平板的音频信号调理电路(小体积需求)、LED背光驱动的分压电阻(精度匹配);
  2. 工业控制:PLC模拟量输入模块的信号衰减电阻(宽温稳定)、传感器信号放大电路的反馈电阻(±1%精度);
  3. 汽车电子:车载胎压监测(TPMS)传感器的信号滤波电阻(-55~155℃温区)、车载显示屏的亮度调节电阻;
  4. 通信设备:基站射频前端的偏置电路电阻、光纤收发器的信号分压电阻(高密度布局需求)。

五、可靠性与品质保障

松下对该电阻的品质管控贯穿生产全流程:

  1. 一致性管控:自动化生产线上的阻值分选精度达±0.5%,确保批量产品阻值偏差控制在标称范围内;
  2. 环境可靠性:通过振动(102000Hz,1.5g)、温度循环(-55155℃,1000次)测试,阻值漂移率≤0.5%;
  3. 长期稳定性:加速老化测试(125℃,1000小时)后,阻值变化≤0.2%,满足产品5年以上使用寿命需求;
  4. 认证支持:提供ISO 9001、IATF 16949(汽车级)认证文件,适配汽车电子、工业设备的合规要求。

六、供应链与技术支持

松下拥有全球供应链布局,ERJ2RKF8872X可实现稳定批量供货,同时提供:

  • 技术文档支持:datasheet、应用手册、焊接工艺指南;
  • 样品申请服务:小批量样品免费申请,支持快速验证;
  • 定制化需求:可配合客户需求调整阻值精度、功率等参数(需提前沟通)。

ERJ2RKF8872X凭借松下的品牌品质、精准的参数匹配与宽温可靠性,成为高密度精密电路设计中的高性价比选择,可有效降低PCB布局空间,提升电路稳定性。

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