WMSIC Electronic Components

ERJ3EKF76R8V

ModelERJ3EKF76R8V
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 ERJ3EKF76R8V
Type
PANASONIC
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJ3EKF76R8V
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.03g
Electronic Component
76.8Ω
Electronic Component
1
Electronic Component
BM0257349753
Operating Temperature
55℃~+155℃
Operating Voltage
75V
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.

ERJ3EKF76R8V 松下厚膜贴片电阻产品概述

一、产品基本定位

ERJ3EKF76R8V是松下电子推出的0603封装厚膜贴片电阻,属于通用型精准阻值系列,针对高密度PCB设计、高可靠性电子电路场景优化,兼顾小体积、稳定阻值与宽温适应性,可满足消费电子、工业控制、通信设备等领域的常规功率负载需求。

二、核心电气参数详解

该电阻的关键参数直接决定了其应用场景与性能边界,具体如下:

1. 阻值与精度

  • 标称阻值:76.8Ω(非标准阻值的精准定制化设计);
  • 精度等级:±1%,属于工业级常用精准等级,可避免因阻值误差导致的电路性能偏差(如分压电路输出电压偏移、信号衰减量不准等)。

2. 功率与电压额定值

  • 额定功率:100mW(0.1W),匹配0603封装的常规功率容量,可稳定承载小功率直流/交流负载(需注意:实际功率需结合电路电压/电流计算,避免长期过功率运行);
  • 最大工作电压:75V(峰值),是电阻绝缘层的击穿阈值,电路设计时需确保电压不超过此值,防止绝缘失效。

3. 温度特性

  • 温度系数(TC):±100ppm/℃,表示温度每变化1℃,阻值变化±0.01%;
  • 工作温度范围:-55℃~+155℃,覆盖工业级、部分汽车辅助电路的温度需求,低温不脆化、高温无阻值漂移过大问题。

三、物理封装与可靠性设计

1. 封装规格

采用0603英制封装(对应公制1608,尺寸1.6mm×0.8mm),体积小巧,支持自动化贴片生产,适合高密度PCB布局(如智能手机主板、小型通信模块)。

2. 厚膜工艺优势

  • 电阻膜层采用厚膜印刷技术,膜层均匀性好,阻值一致性(同批次)控制在±0.5%以内,减少电路调试成本;
  • 抗硫化、抗潮湿性能优于薄膜电阻,适合湿度较高或含硫环境(如部分工业现场)。

3. 端电极兼容性

端电极采用镍-锡多层结构,兼容无铅焊接工艺(符合RoHS指令),焊接强度高,长期使用无脱焊风险。

四、典型应用场景

结合参数特性,该电阻主要应用于以下领域:

1. 消费电子

  • 智能手机/平板:电源管理电路的电压分压检测、音频模块的信号衰减;
  • 智能穿戴:心率传感器、加速度计的信号调理(限流、滤波)。

2. 工业控制

  • PLC输入输出模块:信号接口的阻抗匹配、限流保护;
  • 传感器节点:温度/压力传感器的信号分压(将高电压信号转换为ADC可采集范围)。

3. 通信设备

  • 路由器/交换机:以太网接口的阻抗匹配、电源模块的电压反馈回路;
  • 无线基站:射频前端的小信号衰减、偏置电路限流。

五、松下技术支撑

ERJ3EKF76R8V依托松下厚膜电阻的成熟工艺,具备以下优势:

  • 批次一致性:通过严格的膜层厚度控制与激光微调技术,同批次阻值偏差远低于标称精度;
  • 可靠性验证:经过高温存储(155℃×1000h)、温度循环(-55~155℃×1000次)等测试,符合JIS C 5201、IEC 60115等国际标准;
  • 环保合规:无铅、无镉,符合RoHS 2.0、REACH等全球环保指令,可直接用于欧盟、北美市场。

该电阻以精准阻值、宽温适应性与小体积设计,成为中低端电子电路中替代常规电阻的优选方案,尤其适合对成本敏感但需稳定性能的场景。

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