WMSIC Electronic Components

ERJ3EKF1503V

ModelERJ3EKF1503V
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 ERJ3EKF1503V
Type
PANASONIC
Minimum package
5000

Technical parameters

Power
100mW
Electronic Component
PANASONIC
Electronic Component
ERJ3EKF1503V
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.03g
Electronic Component
150kΩ
Electronic Component
1
Electronic Component
BM0264567817
Operating Temperature
55℃~+155℃
Operating Voltage
75V
Electronic Component
±100ppm/℃
Resistor Type
Resistor
Electronic Component
5000

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

ERJ3EKF1503V 厚膜贴片电阻产品概述

ERJ3EKF1503V是松下(PANASONIC)推出的一款厚膜贴片电阻,针对小型化、精密化电子设备设计,以稳定的电气性能和宽环境适应性成为众多应用场景的优选元件。以下从核心参数、封装特性、环境能力及应用方向展开详细说明。

一、基本身份与封装规格

该电阻采用行业标准0603贴片封装(对应公制尺寸约1.6mm×0.8mm),体积紧凑,适配高密度PCB布局需求——这也是消费电子、可穿戴设备等追求小型化设计的关键匹配点。作为松下厚膜电阻系列的一员,其生产工艺延续了品牌成熟的厚膜烧结技术,确保阻值一致性与长期可靠性,避免了批量生产中阻值偏差波动过大的问题。

二、核心电气参数解析

电气性能是电阻选型的核心,ERJ3EKF1503V的参数精准匹配了低功耗精密电路的需求:

  • 阻值与精度:标称阻值150kΩ,精度±1%——属于精密级电阻范畴,远优于普通±5%精度的通用电阻,可满足信号调理、分压电路等对阻值准确性要求较高的场景(例如传感器输出信号的偏置电阻,若精度不足易导致信号失真或测量误差)。
  • 功率额定值:100mW(0.1W)——虽非高功率设计,但覆盖了大多数低功耗电路的功耗需求(例如微控制器I/O口限流、模拟电路偏置等,此类场景电流通常在微安级,150kΩ电阻的功耗仅为(I^2R),远低于100mW极限)。
  • 工作电压上限:75V——明确标注的工作电压而非击穿电压,意味着在75V直流/交流电压下可长期稳定工作,避免了超压导致的性能衰减或失效风险,适配中低压电路设计。
  • 温度系数(TCR):±100ppm/℃——该参数反映温度变化对阻值的影响:每升高/降低1℃,阻值变化为标称值的百万分之一百。以典型环境温度变化为例:若从25℃(常温)升至125℃(高温工况),阻值变化量为(150kΩ×100℃×100e-6=1.5kΩ),即阻值漂移控制在±1%以内,可有效减少温度波动对电路的干扰。

三、宽范围环境适应性

ERJ3EKF1503V的工作温度范围覆盖**-55℃至+155℃**,远超普通消费级电阻(通常仅0℃~70℃),适配更多极端场景:

  • 低温场景:可用于户外设备(如低温地区的传感器节点)、航空航天辅助电路等;
  • 高温场景:适用于工业控制模块(如电机驱动附近的电路板)、汽车电子辅助电路(如仪表盘、传感器模块)等;
  • 厚膜工艺优势:相比薄膜电阻,厚膜电阻的抗冲击、抗振动性能更优,能应对工业现场的机械应力或运输过程中的振动,降低了环境因素导致的失效概率。

四、典型应用场景

结合参数特性,该电阻的核心应用方向包括:

  1. 低功耗精密电路:如医疗设备的微弱信号放大(如心电图机的前置放大偏置电阻)、传感器信号调理(如温度传感器的分压校准);
  2. 小型化电子设备:智能手机、蓝牙耳机、智能手表等的内部偏置电路、限流电阻,适配设备轻薄化的设计需求;
  3. 工业控制模块:PLC(可编程逻辑控制器)的输入输出接口电阻、温度采集电路的参考电阻,满足工业环境的宽温与稳定性要求;
  4. 汽车电子辅助系统:车载信息娱乐系统的信号滤波电阻、传感器节点的偏置电阻(需确认具体工况是否符合温度要求)。

五、品牌与可靠性保障

作为松下品牌产品,ERJ3EKF1503V延续了品牌的质量管控体系:批量生产的阻值一致性控制严格(符合±1%精度要求),长期使用下的阻值漂移极小,且通过了相关可靠性测试(如温度循环、湿度测试、振动测试等),可有效降低终端产品的售后故障率,适合量产设备的稳定供应。

总结而言,ERJ3EKF1503V以精密阻值、宽温范围、紧凑封装为核心优势,精准匹配了消费电子、工业控制、汽车电子等领域的低功耗精密电路需求,是一款高性价比的厚膜贴片电阻方案。

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