WMSIC Electronic Components

ERJ3EKF1053V

ModelERJ3EKF1053V
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 ERJ3EKF1053V
Type
PANASONIC
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ3EKF1053V
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.03g
Electronic Component
105kΩ
Electronic Component
1
Electronic Component
BM0264567820
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.

松下ERJ3EKF1053V厚膜贴片电阻产品概述

一、核心参数总览

松下ERJ3EKF1053V为0603封装厚膜贴片电阻,核心参数明确适配小型化、低功耗电路需求:

  • 阻值:105kΩ(标识“1053”,即105×10³Ω);
  • 精度:±1%(E96系列精密阻值);
  • 额定功率:100mW;
  • 最大工作电压:75V;
  • 温度特性:±100ppm/℃(温度系数),工作温度范围-55℃~+155℃;
  • 品牌:松下(PANASONIC)通用厚膜电阻系列。

二、技术规格详解

1. 阻值与精度

105kΩ属于E96系列标准精密阻值,±1%精度可满足信号调理、反馈电路等对阻值准确性要求较高的场景,避免因阻值偏差导致电路增益、电压基准波动。

2. 功率与电压额定值

  • 额定功率100mW:是0603封装厚膜电阻的典型功率等级,适配低功耗电路(如传感器信号放大、小型电源模块);
  • 最大工作电压75V:需注意功率与电压的联动限制(公式:(P=V^2/R)),经计算75V下实际功率约53.6mW,远低于额定值,可安全工作。

3. 温度特性

  • 温度系数±100ppm/℃:温度每变化1℃,阻值变化±0.01%;100℃温差下阻值漂移±0.1%,满足常规环境下的稳定性需求;
  • 工作温度范围-55℃~+155℃:覆盖工业现场高低温循环、户外设备温度波动,优于普通消费电子元件的温度要求。

4. 封装与物理特性

0603英制封装(尺寸1.6mm×0.8mm×0.45mm):

  • 体积小巧,适配智能手机、可穿戴设备、小型工业模块等空间受限设计;
  • 封装材料兼容回流焊、波峰焊等常规贴片工艺,焊接良率高,适合自动化生产线。

三、典型应用场景

  1. 消费电子:智能手机/平板的音频信号调理电路、电源管理模块反馈电阻;
  2. 工业控制:传感器信号放大偏置电阻、PLC输入输出电路(适配-40℃~+85℃工业环境);
  3. 汽车电子:低功耗辅助电路(如仪表盘背光控制、传感器信号处理);
  4. 通信设备:小型基站、路由器的低频匹配电阻、电源滤波电路;
  5. 医疗设备:便携式监护仪的信号采集电路(±1%精度保证信号准确性)。

四、产品优势与可靠性

  1. 工艺稳定:厚膜电阻工艺兼顾成本与抗浪涌能力,比薄膜电阻更适合批量应用;
  2. 宽温适配:-55℃~+155℃工作范围,可应对极端环境(如高原、沙漠设备);
  3. 品质可靠:松下严格生产管控保证阻值一致性,长期工作后阻值漂移<0.5%(1000小时老化测试);
  4. 焊接兼容:0603封装适配主流贴片生产线,无铅工艺符合RoHS环保要求。

五、选型与应用注意事项

  1. 功率降额:建议实际功率不超过额定值的80%(即80mW),避免高温过载;
  2. 电压限制:实际电压需同时满足≤75V,且(P=V^2/R≤100mW);
  3. 温漂评估:若电路需精密测量(如±0.01%精度),需考虑±100ppm/℃温漂的影响,必要时选低温度系数型号;
  4. 焊接工艺:回流焊峰值温度≤260℃,单次焊接时间≤10秒,避免热损伤电阻膜层;
  5. 替代确认:105kΩ为E96标准阻值,替代需确认精度、功率、封装一致。

该型号凭借小型化、宽温适配与成本优势,成为通用电路设计的高性价比选择。

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