WMSIC Electronic Components

ERJ3GEYJ220V

ModelERJ3GEYJ220V
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 ERJ3GEYJ220V
Type
PANASONIC
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ3GEYJ220V
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.03g
Electronic Component
22Ω
Electronic Component
1
Electronic Component
BM0264567838
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.

松下ERJ3GEYJ220V厚膜贴片电阻产品概述

ERJ3GEYJ220V是松下电子推出的0603封装通用型厚膜贴片电阻,属于ERJ3G系列核心型号,针对紧凑空间、低功率需求的电子系统设计,兼顾成本效益与稳定性能,广泛应用于消费电子、工业控制等领域。

一、产品工艺与核心定位

该电阻采用厚膜印刷烧结工艺:在高纯度氧化铝陶瓷基板上,通过丝网印刷钌系氧化物电阻浆料,经高温烧结形成致密电阻层,再制备镍-锡无铅端电极。厚膜工艺的优势在于:

  • 阻值覆盖范围广(从毫欧级到兆欧级);
  • 成本低于薄膜电阻,适合批量生产;
  • 长期稳定性优于碳膜电阻,满足常规工业与消费级应用需求。

二、关键电气性能参数

核心参数经严格校准,满足常规应用场景的性能要求:

  • 标称阻值:22Ω(三位代码“220”,即22×10⁰);
  • 精度等级:±5%(F档,符合IEC 60115-1国际标准);
  • 额定功率:100mW(0.1W,0603封装的常规功率等级);
  • 温度系数(TCR):±200ppm/℃(阻值随温度变化的比率);
  • 工作温度范围:-55℃~+155℃(宽温适应,覆盖高低温场景);
  • 最大工作电压:≈1.5V(计算值:( V=\sqrt{P×R}=\sqrt{0.1×22}≈1.48V ))。

TCR实际影响示例:当温度从25℃升至155℃(变化130℃),阻值变化量约为( 22Ω×130℃×200ppm/℃≈0.57Ω ),相对变化率≈2.6%,仍在±5%精度范围内。

三、封装与结构特性

采用英制0603封装(公制对应1608),具体结构参数:

  • 封装尺寸:长1.6mm×宽0.8mm×高0.45mm(典型值);
  • 端电极:镍底层(Ni)+ 无铅锡镀层(Sn),符合RoHS与REACH环保标准;
  • 基板材料:96%氧化铝陶瓷(热导率与机械强度优异,适配回流焊工艺);
  • 单个重量:≈5mg(轻量化设计,适合高密度贴装,每平方厘米可贴装约400个)。

电阻层边缘采用倒角工艺,减少电流集中效应,避免局部过热导致的阻值漂移,提升长期可靠性。

四、环境适应性与可靠性表现

松下对该电阻进行了多项可靠性测试,验证其在复杂环境下的稳定性:

  1. 负载寿命测试:85℃、额定功率下连续工作1000小时,阻值变化率≤±1%(远优于行业标准的±2%);
  2. 温度循环测试:-55℃~+155℃循环1000次,阻值变化率≤±0.5%;
  3. 耐湿测试:40℃、95%RH环境下放置1000小时,阻值变化率≤±1%;
  4. 机械强度:符合JIS C 5102标准,抗振动(10~2000Hz,加速度1.5g)与冲击(1000m/s²,11ms)性能满足一般应用需求。

五、典型应用场景

ERJ3GEYJ220V因体积小、功率适配性强,广泛用于以下场景:

  1. 消费电子:智能手机/平板的电源滤波电路、按键分压电阻;智能手表的传感器接口匹配电阻;
  2. 小型家电:遥控器的信号调理电阻、智能插座的过流检测电阻;
  3. 工业控制:小型PLC的I/O接口电阻、低功率温度传感器的匹配电阻;
  4. 汽车辅助电子:车载USB充电口的限流电阻、仪表盘背光电路的分压电阻;
  5. 通信设备:路由器/交换机的射频辅助电路(如低噪声放大器的偏置电阻)。

六、选型与使用注意事项

为确保性能稳定,使用时需注意以下要点:

  1. 功率降额:实际工作功率建议不超过额定功率的70%(即0.07W),避免长期过载导致阻值漂移;
  2. 电压限制:连续工作电压不超过1.5V,瞬态电压需控制在3V以内(峰值功率不超过0.5W);
  3. 贴装工艺:回流焊温度曲线需符合松下推荐(峰值温度240250℃,保温时间1030秒),避免热冲击损坏陶瓷基板;
  4. 存储条件:常温干燥环境(温度1535℃,湿度4060%RH),开封后建议12个月内使用完毕;
  5. 精度匹配:若需更高精度(如±1%),需选择ERJ3E系列(薄膜电阻),但成本更高。

总结:ERJ3GEYJ220V是一款性价比优异的通用型厚膜贴片电阻,0603封装适配高密度设计,宽温范围与高可靠性满足大多数中低端电子系统需求,是批量应用的理想选择。

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