WMSIC Electronic Components

ERJ3EKF1800V

ModelERJ3EKF1800V
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 ERJ3EKF1800V
Type
PANASONIC
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ3EKF1800V
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.03g
Electronic Component
180Ω
Electronic Component
1
Electronic Component
BM0257349729
Operating Temperature
55℃~+155℃
Operating Voltage
150V
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.

ERJ3EKF1800V 贴片精密厚膜电阻器产品概述

ERJ3EKF1800V是松下电子推出的一款0603封装贴片精密厚膜电阻器,专为小体积、高精度、宽温稳定的电路设计需求打造,广泛适用于消费电子、工业控制、汽车电子等领域,是中小型电子设备的核心基础元件之一。

一、产品基本信息

  • 品牌:PANASONIC(松下)
  • 产品类型:精密级厚膜贴片电阻
  • 型号:ERJ3EKF1800V
  • 封装规格:0603(英制代码,对应公制尺寸1.6mm×0.8mm×0.45mm)
  • 阻值解析:型号中“1800”为阻值编码,对应180Ω(180×10⁰),是该电阻的核心标称阻值。

二、核心性能参数深度解析

该电阻的关键参数均针对精密电路需求优化,具体如下:

  1. 阻值精度:±1%
    符合精密级电阻标准,满足信号调理、分压电路、反馈网络等对阻值精准度要求较高的场景,批次间一致性优于普通厚膜电阻。
  2. 额定功率:100mW
    适配小信号电路的功率需求(如传感器前置放大、电源滤波、音频阻抗匹配),无需额外功率降额即可稳定工作(实际应用建议降额至70%以下,延长寿命)。
  3. 最大工作电压:150V
    覆盖低中压电路范围,避免过压击穿风险,适用于12V~100V的电源或信号电路。
  4. 温度系数(TCR):±100ppm/℃
    表示温度每变化1℃,阻值变化±0.018Ω(180Ω×100ppm),宽温环境下阻值稳定性优异,适合极端温度场景。
  5. 工作温度范围:-55℃+155℃
    覆盖工业级、汽车级宽温要求,通过严苛的温度循环测试(-55℃155℃循环1000次),性能无衰减。

三、典型应用场景

该电阻的小体积、高精度及宽温特性,使其在多领域具备竞争力:

  • 消费电子:智能手机/平板的电源管理模块(分压反馈)、音频信号调理电路(精准阻抗匹配)、智能穿戴设备的传感器接口。
  • 工业控制:PLC输入输出接口(信号分压)、传感器信号放大电路(前置滤波)、小型工业仪器的校准电路。
  • 汽车电子:辅助驾驶传感器(如毫米波雷达信号调理)、车载信息娱乐系统(电源稳压)、车身控制模块(BCM)的低功耗电路。
  • 医疗设备:小型家用医疗仪器(如血糖监测仪的信号校准)、便携式诊断设备(精准分压电路)。

四、设计与可靠性优势

  1. 厚膜工艺稳定性:采用松下高精度厚膜印刷工艺,阻值一致性控制在±0.5%以内(批次间),避免因阻值偏差导致电路性能波动。
  2. 小体积高密度贴装:0603封装适合PCB高密度布局,可有效缩小产品体积,满足小型化设计需求(如智能手表、无线耳机)。
  3. 宽温可靠性:-55℃~+155℃的工作范围,通过AEC-Q200汽车级认证(部分批次),极端环境下性能稳定。
  4. 抗脉冲能力:厚膜结构相比薄膜电阻,具备更强的脉冲电压/电流耐受能力(最大脉冲功率可达1W),适合瞬态信号场景。
  5. 静电防护:内置弱ESD防护设计,贴装及使用中可降低静电击穿风险(需配合防静电操作)。

五、封装与使用注意事项

  1. 贴装要求:焊盘设计需符合IPC-7351标准,回流焊温度峰值建议≤245℃(持续时间≤10s),避免过温损坏厚膜层。
  2. 降额使用:额定功率100mW,实际应用建议降额至70mW以下,可将寿命延长至10万小时以上(25℃环境)。
  3. 储存条件:常温(15℃~35℃)、干燥(湿度≤60%)环境,避免阳光直射及有害气体接触,开封后建议1年内使用完毕。
  4. 静电防护:贴装前需佩戴防静电手环,使用防静电工作台,避免直接用手触摸引脚。

ERJ3EKF1800V凭借其精密性、宽温稳定性及小体积优势,成为众多中小型电子设备的优选电阻元件,可满足不同领域的多样化设计需求。

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