WMSIC Electronic Components

ERA6AEB472V

ModelERA6AEB472V
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 ERA6AEB472V
Type
PANASONIC
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERA6AEB472V
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.031g
Electronic Component
4.7kΩ
Electronic Component
1
Electronic Component
BM0264850044
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.

PANASONIC ERA6AEB472V 高可靠性薄膜贴片电阻器产品概述

PANASONIC(松下)ERA6AEB472V是一款专为高可靠性、精密电路场景打造的薄膜贴片电阻器,凭借稳定的阻值控制、宽温耐受性及紧凑封装,成为工业、医疗、通信等领域的核心被动元件之一。以下从核心定位、性能参数、设计特点及应用等方面展开详细概述:

一、产品核心定位与技术优势

薄膜电阻器因采用真空沉积+光刻工艺形成电阻膜,相比厚膜电阻具有「更高精度、更低温度系数、更小阻值漂移」的优势。ERA6AEB472V针对对「阻值准确性、环境适应性」要求严苛的场景设计,既满足常规电子设备的精密需求,也能适应工业级极端环境(高低温、振动、湿度)。

二、关键性能参数深度解析

该产品的核心参数直接决定了应用边界与性能表现,各参数的实际价值如下:

(一)阻值与精度:精密级控制

  • 阻值:4.7kΩ(标识「472」对应47×10²Ω),覆盖信号调理、分压电路、反馈网络等常见需求;
  • 精度:±0.1%,达到工业级精密电阻标准,可避免因阻值偏差导致的「信号失真、测量误差、电路不匹配」,适用于传感器校准、医疗监护仪等对精度敏感的场景。

(二)功率与电压:安全工作边界

  • 额定功率:125mW(0805封装的典型功率等级),实际使用需结合环境温度降额(如125℃时功率需降至约80%),确保长期可靠性;
  • 工作电压:100V(直流/交流),是0805封装的电压额定值,需严格控制工作电压不超此值,避免电阻膜击穿或过热损坏。

(三)温度特性:宽温稳定

  • 温度系数(TC):±25ppm/℃,即温度每变化1℃,阻值变化±0.0025%。以工作温度范围(-55℃~+155℃)为例,极端温差下阻值最大变化仅±0.25%,远优于普通厚膜电阻(TC通常≥±100ppm/℃),可有效降低温度波动对电路性能的影响;
  • 工作温度范围:-55℃~+155℃,覆盖工业现场(户外控制柜、汽车发动机舱)、医疗设备(低温存储设备)等极端环境,无需额外防护。

三、封装与可靠性设计

(一)封装形式:0805贴片封装

  • 采用英制0805封装(对应公制2012),尺寸紧凑(2.0mm×1.2mm),适配自动化表面贴装工艺,可降低生产难度与成本;
  • 封装材料选用耐温陶瓷基片,配合薄膜电阻膜的稳定性,确保长期使用中阻值无漂移。

(二)可靠性设计:工业级标准

松下针对该产品优化了3项核心设计:

  1. 电阻膜工艺:采用镍铬合金膜,提升抗腐蚀、抗老化性能;
  2. 抗振动冲击:符合MIL-STD-202可靠性标准,可承受工业现场的振动(如机器人、机床);
  3. 耐环境性:封装结构可抵御湿度、二氧化硫等腐蚀性气体,延长产品寿命(典型寿命≥10000小时)。

四、典型应用领域

ERA6AEB472V因精密性与高可靠性,广泛应用于以下场景:

  1. 工业自动化:PLC输入输出模块、传感器信号调理、工业机器人伺服系统;
  2. 医疗设备:监护仪生理信号采集、诊断仪器校准电路、低温医疗设备控制;
  3. 通信设备:基站射频匹配网络、光纤收发器滤波电路;
  4. 测试测量仪器:示波器校准电阻、万用表分压电路、信号发生器反馈网络。

五、选型与使用注意事项

为确保产品性能与寿命,使用时需注意:

  1. 参数降额:环境温度超过25℃时,按松下降额曲线调整功率(如100℃时降额至70%);
  2. 贴装要求:0805封装需用适配贴装设备,避免焊盘偏移、虚焊;
  3. 存储条件:未使用产品存储在-40℃~+85℃、湿度≤85%环境,避免长期暴露于高温高湿;
  4. 电路布局:预留散热空间,避免与发热元件(如功率管)近距离安装。

综上,PANASONIC ERA6AEB472V以「精密性能、宽温稳定性、工业级可靠性」,成为多领域精密电子系统的可靠选择,可有效提升电路的精度与长期稳定性。

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