WMSIC Electronic Components

ERJ2RKF4532X

ModelERJ2RKF4532X
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 ERJ2RKF4532X
Type
PANASONIC
Minimum package
10000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ2RKF4532X
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.011g
Electronic Component
45.3kΩ
Electronic Component
1
Electronic Component
BM0257349723
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.

ERJ2RKF4532X 厚膜贴片电阻产品概述

一、产品核心定位与身份

ERJ2RKF4532X是松下(PANASONIC)推出的一款0402封装厚膜贴片电阻,属于小功率高精度系列,针对高密度贴装、对阻值精度与稳定性有明确要求的电路场景设计。该产品继承了松下厚膜电阻的成熟工艺,兼顾成本可控性与性能可靠性,是消费电子、工业控制等领域小型化电路的常用选型之一。

二、关键性能参数详解

该电阻的核心参数清晰覆盖典型应用需求,具体如下:

  1. 阻值与精度:固定阻值为45.3kΩ(常用分压/滤波阻值),精度±1%——满足大多数工业级、消费电子电路的阻值误差要求,无需额外校准即可实现稳定信号处理;
  2. 功率与电压:额定功率100mW(小功率适配),额定工作电压50V——需注意实际应用中遵循降额设计原则(如功率降额至70%以内),避免过应力损坏;
  3. 温度特性:温度系数(TCR)±100ppm/℃——温度每变化1℃,阻值漂移不超过0.01%,在宽温范围内仍能保持稳定;
  4. 工作温度范围:-55℃至+155℃——覆盖工业级环境的极端温度波动(如户外设备、车载模块等场景)。

三、封装与物理特性

  1. 封装尺寸:采用0402英制封装(公制1005),尺寸约1.0mm×0.5mm×0.35mm(长×宽×高),适配高密度PCB贴装(如智能手机主板、小型传感器模块);
  2. 工艺基础:厚膜工艺——通过丝网印刷含金属氧化物的电阻浆料于氧化铝陶瓷基片上,经高温烧结形成电阻层,兼具成本优势与抗机械应力能力;
  3. 端接设计:端电极采用镍(Ni)底层+锡(Sn)表层镀层,兼容回流焊、波峰焊等主流贴装工艺,焊接可靠性高,不易出现虚焊问题。

四、典型应用场景

ERJ2RKF4532X的参数特性使其适配多类小型化电路场景:

  1. 消费电子:智能手机、智能手表等可穿戴设备的电源滤波、信号分压电路(小尺寸+低功耗);
  2. 工业控制:传感器信号调理模块(如温度、压力传感器的信号放大/滤波)、小型PLC输入输出电路(宽温+精度稳定);
  3. 通信设备:射频前端的阻抗匹配网络、小型基站的信号处理电路(低功率+高密度贴装);
  4. 车载辅助电路:车载显示屏背光控制、传感器节点电路(宽温范围适配车载环境的温度波动)。

五、可靠性与环保特性

  1. 可靠性表现:厚膜工艺赋予其良好的抗冲击、抗振动性能(符合MIL-STD-202等标准),长期工作阻值漂移率低(典型值<0.1%/1000小时);
  2. 环保合规:符合欧盟RoHS 2.0、REACH等指令,无铅无镉,适配绿色电子产品设计;
  3. 降额建议:实际应用中建议功率降额至70%(实际功耗≤70mW)、电压降额至80%(实际电压≤40V),延长产品寿命。

六、品牌与品质保障

作为松下旗下标准产品,ERJ2RKF4532X依托松下60余年元器件制造经验:

  1. 工艺管控:从浆料配方、印刷精度到烧结温度均经严格优化,确保每批次参数一致性;
  2. 质量认证:通过ISO 9001、IATF 16949(部分批次)认证;
  3. 技术支持:提供完整datasheet(含贴装参数、可靠性数据),支持样品申请与技术咨询。

该产品以高性价比、稳定性能成为小型化电路的可靠选型,适配多领域实际需求。

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