WMSIC Electronic Components

ERJ2GEJ222X

ModelERJ2GEJ222X
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 ERJ2GEJ222X
Type
PANASONIC
Minimum package
10000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ2GEJ222X
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.011g
Electronic Component
2.2kΩ
Electronic Component
1
Electronic Component
BM0264567790
Operating Temperature
55℃~+155℃
Operating Voltage
15V
Electronic Component
±200ppm/℃
Resistor Type
Resistor

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

ERJ2GEJ222X 厚膜贴片电阻产品概述

ERJ2GEJ222X是松下(PANASONIC)推出的通用型厚膜贴片电阻,采用0402封装(英制尺寸0.04″×0.02″,对应公制1005),专为高密度PCB设计和低功率电路场景优化,具备宽温适应性、高可靠性等核心特性,广泛覆盖消费电子、工业控制等多领域应用。

一、产品基本信息

项目 详情 品牌 松下(PANASONIC) 产品类型 厚膜贴片电阻 型号 ERJ2GEJ222X 封装 0402(体积约1.0mm×0.5mm) 阻值代码 222(标称阻值2.2kΩ)

二、核心电性能参数

ERJ2GEJ222X的参数平衡满足多数通用电路需求,关键指标如下:

  1. 阻值与精度:标称阻值2.2kΩ,精度±5%,适配信号分压、偏置电路等非高精度场景;
  2. 功率与电压:额定功率100mW,最大工作电压15V(经验证:(V^2/R=15^2/2200≈102mW),与额定功率匹配,确保安全工作);
  3. 温度特性:温度系数(TCR)±200ppm/℃,即温度每变化1℃,阻值变化约0.44Ω,可适应极端温度环境;
  4. 工作温度范围:-55℃~+155℃,覆盖工业级及部分汽车辅助电路的温度需求。

三、关键特性优势

  1. 高可靠性与稳定性:采用松下成熟厚膜印刷工艺,电阻膜层均匀性好,长期工作(1000小时@125℃)阻值变化率≤0.5%,抗冲击振动性能符合JIS C 5201标准;
  2. 小型化适配高密度设计:0402封装体积仅1.0mm×0.5mm,可显著减少PCB占用面积,适合智能手机、可穿戴设备等小型化产品;
  3. 环保合规:符合欧盟RoHS 2.0指令(无铅、无镉、无汞)及无卤素标准(卤素总量≤1000ppm),满足全球市场环保要求;
  4. 工艺兼容性:支持回流焊、波峰焊等主流贴片工艺,焊接温度曲线与松下标准工艺匹配,焊接良率≥99%;
  5. 宽温适应性:-55℃~+155℃的工作范围,可应对工业现场极端温度(如户外传感器、高温控制电路)。

四、典型应用场景

ERJ2GEJ222X因参数平衡,适用于以下场景:

  1. 消费电子:智能手机主板音频分压电路、可穿戴设备传感器信号偏置电阻、平板电源管理辅助电阻;
  2. 工业控制:PLC输入输出接口限流电阻、温度/压力传感器信号调理电阻、小型工业电源反馈电阻;
  3. 汽车电子(辅助级):车载信息娱乐系统按键电路电阻、车内LED指示灯限流电阻(需确认批次AEC-Q200认证);
  4. 通信设备:小型基站射频辅助电路电阻、路由器电源滤波电阻、IoT设备低功率电路电阻。

五、选型与使用注意事项

  1. 功率降额:0402封装100mW为额定功率,需遵循松下降额曲线:70℃以上递减(如125℃时额定功率约60mW),实际功耗需≤降额值;
  2. 焊接参数:回流焊温度峰值240℃250℃(持续≤10秒),波峰焊250℃260℃(持续≤5秒),避免高温损坏;
  3. 存储条件:存储温度10℃~35℃,湿度≤60%RH,开封后1个月内使用完毕,防止引脚氧化;
  4. 精度匹配:需±1%精度可选同系列ERJ3GEJ222X,需1/8W功率需切换0603封装型号。

六、合规与认证

  • 符合RoHS 2.0(Directive 2011/65/EU);
  • 符合无卤素标准(IEC 61249-2-21);
  • 部分批次通过AEC-Q200认证(汽车电子可靠性标准),需向供应商确认具体批次。

该产品凭借参数平衡、可靠性高的特点,成为通用电路设计的主流选型之一。

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