WMSIC Electronic Components

ERJ2RKF60R4X

ModelERJ2RKF60R4X
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

18 specifications

Core information

Product name
PANASONIC ERJ2RKF60R4X
Type
PANASONIC
Minimum package
10000

Technical parameters

Power
100mW
Electronic Component
PANASONIC
Electronic Component
ERJ2RKF60R4X
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.011g
Electronic Component
60.4Ω
Electronic Component
1
Electronic Component
BM0263476565
Operating Temperature
55℃~+155℃
Electronic Component
±100ppm/℃
Resistor Type
Resistor
Electronic Component
10000

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

松下ERJ2RKF60R4X精密厚膜贴片电阻器产品概述

一、产品基本定位

松下ERJ2RKF60R4X是一款精密级厚膜贴片电阻,针对小型化、宽温稳定、高精度电路需求设计,属于松下常规贴片电阻系列的经典型号,广泛适配消费电子、工业控制、通信等领域。型号命名遵循松下厚膜电阻规范:“ERJ2”为系列标识,“60R4”对应标称阻值60.4Ω,“X”代表0402封装规格。

二、核心参数详细解析

该型号关键参数直接决定应用适配性,具体如下:

  1. 阻值与精度:标称60.4Ω,精度±1%——满足信号放大、滤波、分压等对阻值偏差敏感的场景,避免输出误差(如分压电路电压偏差≤0.01%)。
  2. 功率规格:额定100mW(0.1W),实际需遵循70%降额设计(实际功耗≤70mW),适配小功率电路的功耗上限。
  3. 温度系数(TCR):±100ppm/℃——温度每变化1℃,阻值漂移约±0.00006Ω;在工作范围(-55℃~+155℃)内,最大漂移仅0.0127Ω,相对漂移0.021%,宽温稳定性优异。
  4. 封装尺寸:0402(英制,对应公制1005)——尺寸1.0mm×0.5mm,大幅缩小PCB占用面积,适配高密度电路设计(如便携设备、小型模块)。

三、设计特性与应用优势

  1. 厚膜工艺平衡优势:采用丝网印刷+高温烧结工艺,兼具成本可控与长期稳定性——相比薄膜电阻抗机械应力、耐湿性更强;相比绕线电阻体积更小、适合贴片生产。
  2. 小型化高密度适配:0402封装可实现每平方厘米PCB容纳约1000个电阻,满足智能手机、智能穿戴等对空间要求苛刻的产品需求。
  3. 宽温性能一致性:极端温度下阻值漂移极小,确保电路在低温(-55℃)或高温(155℃)环境中性能稳定,避免信号失真或控制偏差。
  4. 生产兼容性:表面贴装设计兼容常规SMT生产线,焊接规范明确(回流焊峰值温度≤245℃,时间≤10秒),降低生产不良率。

四、典型应用场景

  1. 消费电子:智能手机音频滤波、智能手表传感器信号放大、便携式设备电源管理模块(如电池电压监测分压)。
  2. 工业控制:小型PLC数字量I/O模块限流电阻、压力/温度传感器接口信号调理电路。
  3. 通信设备:小型基站射频前端滤波、路由器功率匹配电阻,适配设备小型化趋势。
  4. 汽车电子:车载辅助电路(仪表盘背光调节、车门传感器信号处理,需确认汽车级认证)。

五、可靠性与选型注意事项

  1. 可靠性验证:经过松下常规可靠性测试(高温存储、温度循环、湿度偏压),阻值变化≤0.5%,符合IEC 61000等标准。
  2. 选型参考:
    • 更高精度(±0.1%)选松下ERJ3系列(薄膜电阻);
    • 更高功率(1/8W)选0603封装同型号;
    • 替代方案:国巨CR0402-60R4F、三星CL0402-60R4F(需确认TCR与精度一致性)。
  3. 设计注意:实际功耗需降额至额定值70%以下,焊接不超松下推荐温度曲线,避免过热损坏。

六、总结

松下ERJ2RKF60R4X作为高性价比精密厚膜贴片电阻,凭借小型化、宽温稳定、±1%精度与100mW功率的平衡设计,成为消费电子、工业控制等领域小功率精密电路的优选型号。成熟工艺与可靠性能验证,使其适配批量生产与长期使用需求。

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