WMSIC Electronic Components

ERA6AEB221V

ModelERA6AEB221V
Package0805
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 ERA6AEB221V
Type
PANASONIC
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERA6AEB221V
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.031g
Electronic Component
220Ω
Electronic Component
1
Electronic Component
BM0264850069
Operating Temperature
55℃~+155℃
Operating Voltage
100V
Electronic Component
±25ppm/℃
Resistor Type
Resistor

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

ERA6AEB221V 松下高可靠性薄膜贴片电阻器产品概述

一、产品核心身份与定位

ERA6AEB221V是松下(PANASONIC) 推出的工业级高可靠性薄膜贴片电阻器,隶属于松下ERA系列薄膜电阻产品线。该产品针对阻值精度、温度稳定性、长期可靠性要求严苛的场景设计,采用0805(英制封装,对应公制2012)标准贴片封装,兼顾小型化与性能表现,是精密电子设备、工业控制系统及极端环境应用的优选元件。

二、关键电气与物理参数解析

ERA6AEB221V的核心参数围绕“高精度、高稳定、宽温适应”核心需求设计,具体解析如下:

  • 阻值与精度:标称阻值220Ω(代码“221”表示22×10¹Ω),精度等级±0.1%(代码“V”),远高于常规碳膜电阻(±1%~±5%),可满足精密电路的分压、限流及信号校准需求;
  • 功率与电压:25℃环境下额定功率125mW,工作电压上限100V,覆盖多数低功耗模拟/数字电路的功率需求,避免过压击穿风险;
  • 温度特性:温度系数(TCR)±25ppm/℃(温度每变化1℃,阻值偏差≤0.0025%),工作温度范围-55℃~+155℃,可适应工业现场高低温循环、户外设备温差变化;
  • 封装尺寸:0805封装(2.0mm×1.25mm×0.55mm典型厚度),符合行业标准,适配常规SMT自动化生产,同时满足设备小型化设计需求。

三、可靠性与设计亮点

ERA6AEB221V的高可靠性源于松下薄膜电阻技术积累,核心设计亮点包括:

  1. 金属薄膜膜层:采用镍铬合金薄膜作为电阻膜,相比碳膜具有更低噪声(典型值<0.1μV/√Hz)、更优温度稳定性、长期阻值漂移极小等优势;
  2. 多层端电极:端电极采用Ni/Sn多层镀层,焊接兼容性强,可避免虚焊、脱落问题,同时提升耐湿性能;
  3. 严苛可靠性验证:经过1000小时负载寿命测试(70℃/85%RH环境),阻值变化率控制在±0.1%以内,符合松下内部高可靠性标准及IEC 61000系列电磁兼容标准;
  4. 散热优化:紧凑封装配合优化的热设计,有效降低热阻,保证额定功率下的温度稳定性。

四、典型应用场景

ERA6AEB221V的参数特性使其适用于以下高要求场景:

  • 精密测量仪器:示波器、信号发生器、万用表的校准电路(需高精度阻值稳定);
  • 工业控制系统:PLC模拟量输入/输出模块、传感器信号调理电路(需宽温适应);
  • 通信设备:基站射频前端匹配网络、光纤收发器偏置电路(需低噪声、高可靠);
  • 汽车电子(泛工业场景):车身控制模块传感器信号处理电路(需适应-40℃~+85℃常规车规温域);
  • 医疗设备:监护仪、输液泵信号采集电路(需高可靠性,避免故障影响安全)。

五、选型与应用注意事项

为保证产品性能与可靠性,应用时需注意以下要点:

  1. 功率降额:实际工作温度高于25℃时,需按松下降额曲线调整功率(如125℃时,额定功率降额至约80mW);
  2. 焊接工艺:SMT回流焊需遵循松下推荐曲线(峰值温度260±5℃,峰值时间≤10秒),避免过温损坏;
  3. 存储条件:未开封产品存储于0℃~40℃、湿度≤70%环境,开封后建议12个月内使用完毕;
  4. 过压防护:虽额定电压100V,但瞬态过压(ESD、浪涌)需额外增加TVS管等保护电路;
  5. 精度匹配:若电路需±0.05%更高精度,需确认同系列更高精度型号(如ERA6AED221V)。

ERA6AEB221V凭借高精度、宽温稳定及高可靠性,成为松下薄膜电阻产品线中针对中高端应用的核心型号,可有效提升终端设备的性能与寿命。

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