WMSIC Electronic Components

ERJU02F1004X

ModelERJU02F1004X
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 ERJU02F1004X
Type
PANASONIC
Minimum package
10000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJU02F1004X
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.011g
Electronic Component
1MΩ
Electronic Component
1
Electronic Component
BM0264570323
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.

ERJU02F1004X 厚膜防硫化电阻产品概述

一、产品核心定位与基础属性

ERJU02F1004X是松下电子推出的0402封装厚膜防硫化电阻,属于其Anti-Sulfurated Resistors系列。该型号主打「小体积+耐硫化腐蚀+宽温稳定」,阻值为1MΩ,精度±1%,额定功率100mW,适用于对硫化环境敏感的小型电子电路设计,是工业、消费电子、通信等领域的高性价比选择。

二、关键性能参数深度解析

1. 阻值与精度

阻值1MΩ,精度±1%——满足大多数需要中等精度的电路需求(如信号分压、滤波、偏置电路),无需高精度电阻的场景下能平衡性能与成本,避免不必要的成本浪费。

2. 功率与封装适配

额定功率100mW(0.1W),搭配0402封装(英制0402,公制1005,尺寸仅0.4mm×0.2mm)——适合低功耗电路,同时支持高密度贴片设计(如智能穿戴、小型工业模块),是当前小型化电子设备的主流封装选择,能有效节省PCB空间。

3. 温度特性

  • 温度系数:±200ppm/℃,每升高1℃阻值变化仅万分之0.2,155℃下阻值变化约2.6%,满足工业级、部分汽车电子的温度稳定性要求;
  • 工作温度范围:-55℃~+155℃,覆盖低温启动(如-55℃户外设备)到高温工作(如155℃工业控制器),无需额外降额设计,可靠性更高。

三、防硫化核心技术优势

普通厚膜电阻的金属氧化物膜易被空气中的硫化物(如H₂S、SO₂)腐蚀,导致阻值漂移甚至开路(常见于沿海、工业污染区、汽车尾气环境)。ERJU02F1004X的防硫化设计是其核心竞争力:

  • 松下采用特殊涂层+膜层成分优化,减少硫化物向电阻膜的渗透;
  • 通过JIS C 5023硫化气体测试(暴露于H₂S环境下),寿命比普通电阻延长3~5倍;
  • 实际应用中,沿海基站、化工厂传感器模块等场景的故障率显著降低,无需频繁更换电阻。

四、可靠性与生产适配

1. 焊接与机械可靠性

  • 耐回流焊:支持260℃左右的SMT回流焊工艺(符合行业标准),贴装过程无损坏,适配大规模量产;
  • 抗振动冲击:能承受10G~20G的振动(部分符合汽车级振动测试),适合车载、工业振动环境,减少因振动导致的开路风险。

2. 长期稳定性

在额定条件下工作1000小时后,阻值变化率≤0.5%,满足长期可靠运行需求(如户外通信设备、工业PLC),无需频繁校准。

五、典型应用场景

  1. 工业控制模块:PLC输入输出电路、传感器信号调理(如冶炼厂、化工厂的硫化环境);
  2. 消费电子小型化:智能手表、蓝牙耳机的信号分压/滤波电路(小体积+耐温);
  3. 户外通信设备:基站小型模块、无线AP(沿海硫化湿气环境);
  4. 汽车电子辅助系统:车载摄像头信号处理、胎压监测模块(宽温+防腐蚀)。

六、选型注意事项

  1. 功率匹配:电路实际功耗≤100mW(如1MΩ电阻两端电压≤10V),避免过功率发热导致损坏;
  2. 精度需求:若需±0.1%高精度,需换用松下高精度系列(如ERJ-P系列);
  3. 环境适配:无硫化环境下可选用普通电阻(如ERJ-2R系列),降低成本;
  4. 贴装精度:0402封装需高精度SMT设备,生产时需注意贴装误差控制(建议≤0.05mm)。

ERJU02F1004X凭借防硫化、宽温、小体积的综合优势,成为对环境敏感的小型电子电路的可靠选择,广泛应用于多领域的量产设计中。

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