WMSIC Electronic Components

ERJ2RKF1300X

ModelERJ2RKF1300X
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 ERJ2RKF1300X
Type
PANASONIC
Minimum package
10000 个

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ2RKF1300X
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.011g
Electronic Component
130Ω
Electronic Component
1
Electronic Component
BM0257349741
Operating Temperature
55℃~+155℃
Electronic Component
±100ppm/℃
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.

ERJ2RKF1300X 厚膜贴片电阻产品概述

ERJ2RKF1300X是松下(PANASONIC)推出的0402封装厚膜贴片电阻,专为高密度贴装、宽温环境下的稳定应用设计,兼顾阻值精度、功率承载能力与长期可靠性,广泛适配消费电子、工业控制、汽车电子等领域的小功率电路需求。

一、产品基本定位

  • 品牌与系列:隶属于松下主流厚膜贴片电阻系列(ERJ系列),依托松下成熟的厚膜印刷、高温烧结工艺,确保产品一致性与可靠性;
  • 类型:厚膜贴片电阻(区别于薄膜电阻,厚膜膜层抗浪涌、耐过载能力更强,适合工业/汽车等严苛场景);
  • 核心定位:通用型小功率电阻,平衡精度与成本,满足大多数需要准确阻值匹配的小信号电路需求。

二、核心性能参数

1. 阻值与精度

标称阻值为130Ω,精度等级**±1%**,可直接用于无需更高精度(如0.1%)的分压网络、电流采样、信号匹配等场景,减少后期校准成本。

2. 功率承载能力

额定功率100mW(0.1W),适用于小电流(如≤27.8mA,由P=I²R计算)电路的限流、分压,避免大电流过载导致的电阻失效。

3. 温度系数(TCR)

温度系数为**±100ppm/℃**,表示温度每变化1℃,阻值变化约±0.013Ω(130Ω×100ppm),在宽温范围内阻值漂移控制在低水平,适合温度变化剧烈的环境。

4. 工作温度范围

覆盖**-55℃至+155℃**,超出工业级(-4085℃)与汽车级(-40125℃)常规要求,可应对户外、车载、高温工业设备等严苛场景。

5. 可靠性补充

厚膜膜层具备较好的抗浪涌能力(瞬间过压下阻值变化≤0.5%),长期负载稳定性符合松下内部标准:1000小时额定功率负载试验后,阻值变化≤0.5%。

三、封装与尺寸

采用0402英制封装,对应公制尺寸约:

  • 长度:1.0mm(0.04英寸)
  • 宽度:0.5mm(0.02英寸)
  • 厚度:0.3mm(典型值)

焊盘设计符合IPC-A-610标准,适配回流焊、波峰焊工艺(波峰焊需注意引脚浸润性);小型化设计可有效节省PCB空间,适合便携式设备(如智能手表、无线耳机)及高密度电路板(如服务器主板、通信模块)的贴装需求。

四、可靠性与环境适应性

  1. 宽温稳定性:在-55~155℃范围内,阻值漂移远低于行业同类产品,适合车载(冬季低温、夏季高温)、工业现场(烤箱、冷冻设备附近)等场景;
  2. 抗环境应力:抗潮湿性能符合IEC 60068-2-67(湿热试验,40℃/95%RH下1000小时阻值变化≤0.3%);抗振动性能满足汽车电子要求(10~2000Hz,加速度1g下无失效);
  3. 工艺可靠性:松下高精度印刷工艺确保每批次电阻阻值一致性,良率达99.9%以上。

五、典型应用场景

  1. 消费电子:智能手机音频电路分压、蓝牙模块信号匹配、智能手表电池保护限流;
  2. 工业控制:PLC输入输出模块限流、温度传感器信号调理分压网络、变频器辅助电路;
  3. 汽车电子:车载导航电源滤波、辅助驾驶系统小信号采样、胎压监测模块电阻匹配;
  4. 通信设备:基站射频前端小功率匹配、光纤收发器信号调理、5G小基站电源分压;
  5. 便携式设备:无线耳机充电电路限流、智能手环传感器接口电阻。

六、使用注意事项

  1. 功率降额:实际工作功率建议不超过额定功率的70%(即70mW),延长产品寿命并提升可靠性;
  2. 焊接工艺:回流焊峰值温度≤260℃,焊接时间≤10秒,避免高温损坏电阻膜层;
  3. 存储要求:未开封产品存储于25±10℃、40%~60%RH环境,开封后建议12个月内使用完毕;
  4. 静电防护:属于静电敏感元件(ESD等级HBM 200V),需采用防静电包装与操作工具。

总结

ERJ2RKF1300X凭借小型化封装、高阻值精度、宽温稳定性及松下的可靠性工艺,成为多领域小功率电路的优选厚膜贴片电阻,可平衡性能与成本,满足不同场景下的实用需求。

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