WMSIC Electronic Components

ERJ2RKF1053X

ModelERJ2RKF1053X
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 ERJ2RKF1053X
Type
PANASONIC
Minimum package
10000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ2RKF1053X
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.011g
Electronic Component
105kΩ
Electronic Component
1
Electronic Component
BM0257349561
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.

ERJ2RKF1053X 精密厚膜贴片电阻产品概述

ERJ2RKF1053X是松下(PANASONIC)针对小型化、高精度电子设备研发的精密级厚膜贴片电阻,采用0402微型封装,平衡了性能稳定性、成本控制与空间利用率,广泛适配消费电子、工业控制、医疗仪器等多领域的低功耗精密电路需求。

一、产品核心身份与定位

该电阻属于松下厚膜电阻产品线中的精密系列,明确面向对阻值精度、温度稳定性有要求的应用场景。区别于普通厚膜电阻,其通过优化浆料配方与烧结工艺,实现±1%的阻值精度,同时保持厚膜电阻的抗冲击、抗潮湿等可靠性优势,是替代薄膜电阻(成本更高)的高性价比选择。

二、关键参数全解析

ERJ2RKF1053X的核心参数直接决定了其应用边界,具体如下:

  • 阻值:105kΩ(标注码1053,即105×10³Ω),满足多数信号调理、分压电路的阻值需求;
  • 精度:±1%,批量生产中阻值偏差控制严格,避免因电阻误差导致电路性能偏离设计值;
  • 额定功率:100mW(0.1W),适配低功耗电路(如传感器信号放大、单片机I/O口限流),无需额外散热设计;
  • 工作电压:100V(直流/交流),可承受常规电路的电压波动,无击穿风险;
  • 温度系数(TCR):±100ppm/℃,即温度每变化1℃,阻值变化±0.01%,宽温环境下(如工业现场昼夜温差)阻值稳定性优异;
  • 工作温度范围:-55℃+155℃,覆盖工业级、部分汽车级(-40℃125℃)应用场景,适应极端环境。

三、封装与物理特性

该电阻采用0402封装(英制尺寸:0.04英寸×0.02英寸;公制尺寸:1.0mm×0.5mm),是贴片电阻中体积最小的规格之一,优势显著:

  1. 空间利用率高:适合高密度PCB设计(如智能手机主板、可穿戴设备),可大幅减少电路占地面积;
  2. 自动化适配性:完全兼容SMT(表面贴装技术)生产线,支持高速贴装,提升生产效率;
  3. 厚膜工艺特性:基于陶瓷基片印刷电阻浆料并高温烧结而成,抗机械应力、抗化学腐蚀能力优于薄膜电阻,长期使用阻值漂移小。

四、性能优势与典型应用

4.1 核心性能优势

  • 精度与稳定性兼顾:±1%精度满足精密测量(如医疗传感器信号采集),±100ppm/℃ TCR确保高低温下阻值一致;
  • 小封装大潜力:0402封装适配微型设备,同时100mW功率满足多数低功耗电路需求;
  • 品牌可靠性:松下成熟的厚膜电阻生产工艺,保证批量产品的一致性,减少售后风险;
  • 环保合规:符合RoHS、REACH等国际环保标准,无铅无镉,适配绿色电子产品设计。

4.2 典型应用场景

  • 消费电子:智能手机、平板电脑的电源管理模块(分压、限流)、可穿戴设备的传感器信号调理电路;
  • 工业控制:PLC(可编程逻辑控制器)的I/O接口电路、工业传感器(温度/压力)的信号放大电路;
  • 医疗仪器:便携式血糖仪、血氧仪的精密测量电路(对阻值精度要求高);
  • 汽车电子:车载中控的低功耗辅助电路(工作温度范围适配车载环境)。

五、可靠性验证与环境适应性

ERJ2RKF1053X经过松下严格的可靠性测试,包括:

  • 温度循环测试:在-55℃~+155℃范围内循环1000次,阻值变化≤0.5%;
  • 湿度测试:在85℃/85%RH环境下放置1000小时,阻值变化≤1%;
  • 机械应力测试:承受振动(10~2000Hz,加速度2g)与冲击(1000g,持续0.1ms)后无失效。

这些测试确保其在复杂环境下长期稳定工作,满足工业级设备的可靠性要求。

总结

ERJ2RKF1053X作为松下精密厚膜贴片电阻的代表产品,以0402微型封装、±1%高精度、宽温稳定、高性价比为核心竞争力,覆盖多领域低功耗精密电路需求,是电子工程师设计小型化、高可靠性产品的优选元件。

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