WMSIC Electronic Components

ERJ3EKF5101V

ModelERJ3EKF5101V
Package0603
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 ERJ3EKF5101V
Type
PANASONIC
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ3EKF5101V
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.03g
Electronic Component
5.1kΩ
Electronic Component
1
Electronic Component
BM0264224033
Operating Temperature
55℃~+155℃
Operating Voltage
75V
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.

ERJ3EKF5101V 厚膜贴片电阻产品概述

一、核心参数规格

ERJ3EKF5101V是松下(PANASONIC)旗下的厚膜贴片电阻,核心参数精准匹配主流电子电路设计需求,具体如下:

  • 电阻类型:厚膜贴片电阻(采用厚膜印刷工艺,兼顾成本与性能平衡)
  • 阻值与精度:5.1kΩ(型号代码“5101”对应51×10¹Ω),精度±1%,满足中高精度电路的阻值误差要求
  • 功率等级:额定功率100mW,适配低功率电路场景
  • 工作电压:最大工作电压75V,覆盖中低压信号与电源电路
  • 温度系数:±100ppm/℃,阻值随温度变化的漂移量可控
  • 工作温度范围:-55℃~+155℃,适配工业、汽车等极端环境
  • 封装:0603(公制1.6mm×0.8mm),小体积适合高密度PCB布局

二、关键性能特点

该电阻针对电子设备的实际应用场景,具备以下核心优势:

  1. 高精度与稳定性:±1%的精度可直接用于信号调理、分压等对阻值敏感的电路,无需额外校准;厚膜工艺保证长期使用中阻值漂移小,减少电路性能衰减。
  2. 宽温域适配性:-55℃至155℃的工作温度范围,可满足户外设备、汽车发动机舱附近等极端温度场景;±100ppm/℃的温度系数,温度变化时阻值波动远低于普通电阻,保障电路参数稳定。
  3. 小体积大功率密度:0603封装体积小巧,100mW的额定功率密度较高,适合智能手机、可穿戴设备等对PCB空间要求严格的产品,有效降低电路尺寸。
  4. 高耐压与抗过载:75V工作电压覆盖多数中低压电路(5V、12V、24V系统),厚膜结构对脉冲电压、瞬间过载的耐受性优于薄膜电阻,提升电路抗干扰能力。

三、典型应用场景

ERJ3EKF5101V的参数特性使其适用于多领域电子设备:

  1. 消费电子:智能手机、平板电脑的音频信号调理、电源分压电路;智能手表的传感器偏置电阻,适配小体积与低功率需求。
  2. 工业控制:PLC输入输出接口限流电阻;传感器信号放大电路的匹配电阻,满足工业环境宽温要求。
  3. 汽车电子:车载音响信号滤波电阻;仪表盘背光电路限流电阻,适配汽车内部-40℃~+85℃(部分场景达125℃)的温度环境。
  4. 通信设备:路由器、交换机的射频匹配网络电阻;基站辅助电路分压电阻,符合通信设备可靠性要求。
  5. 医疗设备:小型家用医疗仪器(血糖仪、血压计)的信号处理电路,稳定精度与温漂特性保障测量准确性。

四、可靠性与环境适应性

松下品牌的工艺管控确保该电阻具备良好的可靠性:

  • 环境耐受性:厚膜电阻对湿度、振动的抗干扰能力较强,符合IEC 60068-2-6(振动)、IEC 60068-2-30(湿热)等行业标准,可用于户外或工业振动场景。
  • 长期稳定性:经过老化测试,长期工作(1000小时以上)阻值变化率≤0.5%,满足设备长寿命需求。
  • 环保合规:产品通过RoHS、REACH等认证,适配全球市场环保标准。

五、应用注意事项

  1. 功率降额:实际应用建议将功率控制在额定值的70%以内(≤70mW),避免长期过载导致阻值漂移或失效。
  2. 电压限制:电路工作电压不得超过75V,防止电阻击穿损坏。
  3. 封装匹配:0603封装需采用符合IPC-A-610标准的PCB焊盘设计,确保贴片焊接质量。
  4. 温漂考量:若电路对温度系数要求≤50ppm/℃,需选用其他低温度系数系列,本产品适合一般精度温漂需求。

ERJ3EKF5101V凭借稳定的性能、宽温适配性与小体积优势,成为消费电子、工业控制等领域的主流厚膜贴片电阻选择。

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