WMSIC Electronic Components

ERA3AEB112V

ModelERA3AEB112V
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 ERA3AEB112V
Type
PANASONIC
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERA3AEB112V
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.026g
Electronic Component
1.1kΩ
Electronic Component
1
Electronic Component
BM0264920457
Operating Temperature
55℃~+155℃
Operating Voltage
75V
Electronic Component
±25ppm/℃
Resistor Type
Resistor

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

ERA3AEB112V 精密薄膜贴片电阻产品概述

一、产品核心身份与定位

ERA3AEB112V是松下(PANASONIC) 推出的一款0603封装精密薄膜贴片电阻,属于ERA3AEB系列高精度电阻范畴。该产品以“小体积、高精度、高稳定性”为核心设计,针对电子设备中对电阻精度、温度特性要求严格的场景优化,是工业控制、精密测量、通信等领域的常用元件。

二、关键参数详解

该电阻的核心电气与物理参数可支撑其高精度应用需求,具体如下:

  • 阻值与精度:标称阻值1.1kΩ(三位数代码112,对应11×10²Ω),精度±0.1%——远高于普通电阻(±1%/±5%),可满足精密分压、信号取样等场景的阻值一致性要求;
  • 功率与电压:额定功率100mW,最大工作电压75V,适配小电流电路(如5V电源下最大电流约14mA),符合0603封装的功率设计边界;
  • 温度特性:温度系数(TCR)±25ppm/℃,即温度每变化1℃,阻值变化不超过±25×10⁻⁶倍(如25℃时1.1kΩ,100℃时阻值变化约2Ω),稳定性优于多数厚膜电阻;
  • 工作环境:工作温度范围-55℃~+155℃,宽温覆盖工业、汽车等恶劣环境(如工业高温工况、车载低温启动场景);
  • 封装与尺寸:0603英制封装(公制1608,尺寸1.6mm×0.8mm),体积紧凑,适合高密度PCB布局(如智能手机、小型通信模块);
  • 环保特性:符合RoHS无铅标准,不含镉、汞等有害物质,适配全球环保要求。

三、薄膜电阻技术优势

相较于厚膜电阻,ERA3AEB112V采用薄膜工艺(通常为镍铬或钌基薄膜),具备以下技术优势:

  1. 低噪声特性:薄膜电阻的电流噪声系数(1/f噪声)远低于厚膜电阻,适合音频设备、射频电路等对噪声敏感的场景;
  2. 高长期稳定性:长期使用(如1000小时高温老化)后阻值漂移极小,可保障精密仪器的测量精度不衰减;
  3. 高频性能优异:薄膜结构的寄生电容、电感更小,可支持数十MHz至GHz频段的信号传输,适配通信基站、射频模块;
  4. 阻值一致性好:同一批次产品的阻值偏差控制在±0.1%以内,减少电路批量生产时的调试成本。

四、典型应用场景

基于上述参数与优势,ERA3AEB112V广泛应用于以下领域:

  • 精密测量仪器:示波器、万用表、信号发生器的分压网络、取样电路(依赖±0.1%精度保障测量准确性);
  • 工业控制设备:PLC(可编程逻辑控制器)、传感器信号调理电路(宽温-55~155℃适配工业车间温差);
  • 通信设备:5G基站、路由器的射频信号衰减、偏置电路(低噪声+高频特性支撑信号完整性);
  • 高端消费电子:专业音频解码器、医疗监护仪(低噪声保障音频纯净,精度保障医疗数据准确);
  • 汽车电子:车载中控、传感器模块(宽温范围适配汽车-40~125℃的工作环境)。

五、使用与存储注意事项

为保障产品性能与可靠性,需注意以下事项:

  1. 功率/电压限制:实际使用中不得超过100mW额定功率与75V最大电压,避免过热导致阻值漂移或损坏;
  2. 焊接工艺:回流焊温度不超过260℃(峰值),焊接时间不超过10秒,避免高温破坏薄膜层;
  3. 静电防护:精密薄膜电阻对静电敏感(ESD等级通常为HBM 2kV),操作时需佩戴防静电手环、使用防静电工作台;
  4. 存储条件:常温(1535℃)、干燥(相对湿度40%60%)环境存储,避免受潮(薄膜层受潮可能导致阻值变化)。

六、品牌与品质保障

作为松下旗下的精密电阻产品,ERA3AEB112V通过以下品质管控:

  • 全流程自动化生产,阻值一致性与稳定性可控;
  • 符合IEC 61000-4-2(ESD)、IEC 60068(环境测试)等国际标准;
  • 提供批量供货支持,可满足中大型电子设备的生产需求。

该产品凭借“高精度、高稳定、小体积”的综合优势,成为电子行业中精密电路设计的经典选择之一。

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