WMSIC Electronic Components

ERJ2RKF6040X

ModelERJ2RKF6040X
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 ERJ2RKF6040X
Type
PANASONIC
Minimum package
10000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ2RKF6040X
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.011g
Electronic Component
604Ω
Electronic Component
1
Electronic Component
BM0264850074
Operating Temperature
55℃~+155℃
Operating Voltage
50V
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.

ERJ2RKF6040X 厚膜贴片电阻产品概述

一、产品基本属性

ERJ2RKF6040X是松下(PANASONIC) 推出的0402封装厚膜贴片电阻,定位于低功耗、高精度的小型化电路应用。该产品采用成熟厚膜工艺制造,核心参数匹配消费电子、工业控制等领域的紧凑布局需求,是替代传统插件电阻、提升电路集成度的常用选型。

二、核心性能参数详解

1. 阻值与精度

标称阻值为604Ω,精度等级**±1%** —— 该精度满足绝大多数民用及工业级电路的匹配要求,可避免因阻值偏差导致的信号偏移(如传感器信号调理、音频电路)或功率损耗异常(如小电流限流)。

2. 功率与电压

  • 额定功率:100mW(低功耗设计,适用于MCU外设、传感器等小电流电路);
  • 最大工作电压:50V(需注意实际电路峰值电压不得超过此值,避免过压击穿)。

3. 温度特性

  • 温度系数(TCR):±100ppm/℃ —— 温度每变化1℃,阻值变化约0.006Ω(604Ω×100ppm),稳定性优于部分低成本厚膜电阻;
  • 工作温度范围:-55℃~+155℃ —— 覆盖工业级宽温需求(常规工业级为-55℃~+125℃),可适应户外设备、车载电子的极端温度场景。

4. 封装规格

0402封装(英制:0.04″×0.02″,公制:1.0mm×0.5mm)—— 紧凑尺寸适合高密度PCB设计,可有效缩小终端产品体积(如智能手环、蓝牙耳机)。

三、设计特点与工艺优势

1. 厚膜工艺的可靠性

采用丝网印刷+高温烧结工艺,电阻膜层与氧化铝陶瓷基底结合牢固,抗机械应力(焊接热冲击、振动)能力优于薄膜电阻的低成本方案,长期使用阻值漂移小(符合IEC 60115-1标准)。

2. 小型化与集成度

0402封装是当前贴片电阻的主流小型化规格,可在单位PCB面积内集成更多器件,适配消费电子“轻薄化”趋势(如智能手机电源管理模块)。

3. 宽温适应性

工作温度延伸至+155℃,可满足高温环境下的稳定工作(如LED驱动电源散热区、汽车仪表盘背光电路)。

四、典型应用场景

  1. 消费电子终端:智能手机/平板的电源管理模块(小电流限流)、可穿戴设备(智能手环传感器信号电阻)、蓝牙耳机音频电路;
  2. 工业控制电路:小型PLC的I/O接口电阻、传感器信号调理(温度传感器分压)、低压直流电机限流保护;
  3. 医疗电子(辅助类):便携式监护仪信号放大电路、小型医疗传感器偏置电阻(需结合终端设备认证要求);
  4. 汽车电子(辅助):车载USB充电模块限流、仪表盘背光分压(工作温度≤125℃时适用)。

五、使用注意事项

  1. 功率降额:实际使用功率需控制在额定功率的80%以内(≤80mW),避免长期过功率导致阻值漂移;
  2. 焊接工艺:回流焊峰值温度≤260℃(持续≤10秒),手工焊温度≤350℃(持续≤3秒),防止高温损坏膜层;
  3. 静电防护:虽抗静电能力优于薄膜电阻,但需在ESD防护环境下操作,避免静电击穿;
  4. 过压保护:若电路存在瞬态过压(雷击、静电放电),需配合TVS管等保护器件使用。

该产品凭借稳定的性能、紧凑的封装及宽温适应性,成为多领域低功耗电路的高性价比选型,可直接替代同规格传统插件电阻,提升电路集成度与可靠性。

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