WMSIC Electronic Components

ERJ3EKF2211V

ModelERJ3EKF2211V
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 ERJ3EKF2211V
Type
PANASONIC
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ3EKF2211V
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.03g
Electronic Component
2.21kΩ
Electronic Component
1
Electronic Component
BM0264224040
Operating Temperature
55℃~+155℃
Operating Voltage
75V
Electronic Component
±100ppm/℃
Resistor Type
Resistor

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

ERJ3EKF2211V 厚膜贴片电阻产品概述

一、产品定位与核心属性

ERJ3EKF2211V是松下(PANASONIC)推出的0603封装厚膜贴片电阻,专为小体积、高精度、低功耗电子电路设计。其核心定位是满足消费电子、工业控制、小型医疗设备等领域对“紧凑空间+精准阻值+稳定性能”的双重需求,是替代传统插件电阻、提升电路集成度的理想选择。该产品基于成熟厚膜工艺制造,兼顾成本控制与性能可靠性,适用于批量标准化生产。

二、关键性能参数详解

1. 阻值与精度

标称阻值为2.21kΩ,精度达**±1%**——即阻值范围稳定在2.1879kΩ~2.2321kΩ之间,可精准匹配分压电路、运算放大器反馈网络、传感器信号调理等需要中等阻值控制的场景,避免因阻值偏差导致的电路输出误差。

2. 功率与工作电压

额定功率为100mW(0.1W),最大工作电压为75V。该功率等级适配低功耗电路(如电池供电的可穿戴设备、小型传感器模块),同时75V电压上限可覆盖多数民用/工业低压电路(5V~48V电源系统),无需额外降额设计即可稳定工作。

3. 温度系数与温宽

温度系数为**±100ppm/℃——即每变化1℃,阻值变化仅±0.01%;若环境温度变化100℃(如从-55℃到+45℃),阻值变化仅±0.1%,远优于普通碳膜电阻(通常±500ppm/℃以上),可保证宽温环境下电路性能稳定。
工作温度范围为
-55℃~+155℃**,覆盖工业级宽温要求,可应用于户外低温设备、高温车间传感器、汽车辅助电路(非动力系统)等极端环境。

三、封装与适用场景

1. 0603封装特性

采用0603英制封装(对应公制1608,尺寸约1.6mm×0.8mm×0.5mm),体积仅为传统1/8W插件电阻的1/10左右,大幅提升PCB布局密度,适配高密度集成设计(如智能手机主板、智能手表传感器模块)。封装兼容主流SMT贴装设备,可实现高速批量生产,降低组装成本。

2. 典型应用场景

  • 消费电子:智能手机/平板的电源管理模块(分压检测)、音频电路(信号衰减)、可穿戴设备(传感器信号调理);
  • 工业控制:小型PLC的I/O接口电路、温度传感器的信号放大网络、低压电源的反馈回路;
  • 医疗设备:小型监护仪的低功耗监测电路、便携式血糖仪的信号处理模块;
  • 汽车电子:车载中控的辅助显示电路、胎压监测系统的信号调理单元(非高温高功率区域)。

四、可靠性与环境适应性

1. 厚膜工艺优势

厚膜电阻采用“丝网印刷+烧结”工艺,相比薄膜电阻成本更低,相比碳膜电阻阻值稳定性更好(长期漂移率≤0.1%/1000小时),耐机械冲击(符合JIS C 5102标准)、耐湿度(40℃/90%RH环境下1000小时阻值变化≤0.5%),适合长期连续工作场景。

2. 抗电应力与安全性能

额定功率下连续工作1000小时,阻值变化≤0.2%;75V工作电压下无击穿、无漏电流超标,符合IEC 61000-4-2(ESD)等安全标准,可降低电路故障风险。

五、品牌与质量保障

松下作为全球知名电子元器件制造商,ERJ3EKF2211V的生产过程严格遵循ISO 9001质量体系,产品符合RoHS 2.0(无铅环保)、REACH等国际环保标准,同时通过JIS C 5102、IEC 60068等可靠性认证。供货方面,该产品为松下标准产品线,全球供货稳定,可满足批量生产需求,且提供技术支持与售后保障。

该产品凭借“小体积、高精度、宽温稳定”的核心优势,成为众多电子设计中替代传统电阻的优选方案,可有效提升电路集成度与可靠性。

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