WMSIC Electronic Components

ERJ2GEJ241X

ModelERJ2GEJ241X
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 ERJ2GEJ241X
Type
PANASONIC
Minimum package
10000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ2GEJ241X
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.011g
Electronic Component
240Ω
Electronic Component
1
Electronic Component
BM0257349743
Operating Temperature
55℃~+155℃
Electronic Component
±200ppm/℃
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.

ERJ2GEJ241X 厚膜贴片电阻产品概述

ERJ2GEJ241X是松下(PANASONIC)推出的一款小型化厚膜贴片电阻,针对通用电子电路的基础阻抗匹配、分压限流等需求设计,以0402封装实现紧凑尺寸与稳定性能的平衡,适用于多领域电子设备的批量生产应用。

一、产品定位与核心属性

该电阻属于松下厚膜电阻系列中的通用型基础元件,核心定位为“低功率、小型化、高性价比”,主要服务于消费电子、工业控制、通信设备等领域的中低精度电路设计。其核心参数围绕240Ω标准阻值展开,兼顾成本与性能,无需额外定制特殊阻值,可直接适配大多数电子设备的基础阻抗需求,降低设计与采购成本。

二、电气性能参数详解

ERJ2GEJ241X的电气参数经过严格标定,关键指标清晰明确:

  • 阻值:240Ω(符合E24系列标准阻值,工程应用中兼容性强,可与同类元件直接替换);
  • 精度:±5%(满足通用电路对阻值偏差的要求,如电源分压、信号衰减等场景无需高精度,平衡成本与性能);
  • 额定功率:100mW(0.1W,对应0402封装的典型功率等级,实际使用需遵循降额原则——环境温度超过25℃时需按比例降低功率,避免过功率损坏);
  • 温度系数(TCR):±200ppm/℃(表示温度每变化1℃,阻值变化±0.048Ω,在工作温度范围内阻值稳定性良好,可适应环境温度波动场景);
  • 工作温度范围:-55℃~+155℃(覆盖工业级环境的高低温需求,如户外设备、高温作业设备等,远超消费电子常规工作温度)。

三、封装与结构特点

ERJ2GEJ241X采用0402封装(英制尺寸,对应公制1005封装),物理参数符合行业标准:

  • 长度:1.0±0.2mm;
  • 宽度:0.5±0.2mm;
  • 厚度:0.3±0.1mm;
  • 电极尺寸:适配常规贴片焊接工艺(回流焊、波峰焊),焊接兼容性强,可直接用于自动化贴装生产线。

结构上采用厚膜工艺:以氧化铝陶瓷基片为载体,通过丝网印刷钌基厚膜电阻浆料形成电阻层,经高温烧结、电极制作、环氧树脂保护层涂覆等工序完成。厚膜工艺的优势在于:成本可控、一致性好,电阻层与基片结合牢固,抗机械应力性能优于部分薄膜电阻,适合批量生产。

四、环境适应性与可靠性

该电阻的环境适应性满足多场景需求,可靠性经松下严格测试验证:

  • 温度稳定性:在-55℃~+155℃范围内,阻值变化不超过±200ppm/℃×温度差,极端温度下性能无明显漂移;
  • 湿度适应性:长期工作于相对湿度≤90%的环境,无阻值漂移或性能下降;
  • 机械可靠性:符合IEC 60068-2-6(振动)、IEC 60068-2-27(冲击)标准,振动测试(10~2000Hz,2g加速度)、冲击测试(100g,1ms)后性能无异常;
  • 环保合规:符合RoHS 2.0、REACH等欧盟环保指令,不含铅、镉等有害物质,适配全球市场需求。

五、典型应用场景

ERJ2GEJ241X因尺寸小、功率适配性强,广泛应用于以下领域:

  1. 消费电子:智能手机、平板电脑、智能穿戴设备的电源电路(电池分压、充电限流)、信号处理电路(音频信号衰减);
  2. 工业控制:小型PLC(可编程逻辑控制器)、传感器接口电路(温度传感器分压匹配)、低压电机驱动辅助电路;
  3. 通信设备:小型基站、路由器、无线AP的射频辅助电路(阻抗匹配)、电源滤波电路;
  4. 汽车电子:车载仪表盘指示灯电路、低功率传感器接口(胎压监测辅助电路,工作温度155℃可覆盖部分车载场景)。

六、品牌与品质保障

作为松下旗下产品,ERJ2GEJ241X依托松下成熟的厚膜电阻生产体系,具有以下品质优势:

  • 一致性:批量生产中阻值偏差、功率性能一致性高,减少电路调试成本;
  • 测试严格:出厂前经过阻值分选、功率老化、温度循环等多环节测试,不良率控制在ppm级别;
  • 供应稳定:松下全球供应链布局完善,可满足OEM/ODM厂商的大规模、长期稳定采购需求;
  • 技术支持:提供电路设计参考、焊接工艺指导等技术支持,帮助客户优化生产流程。

综上,ERJ2GEJ241X是一款兼顾性能、成本与可靠性的通用厚膜贴片电阻,适合对尺寸、功率有要求的中低精度电子电路设计,是多领域电子设备的理想基础元件。

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