WMSIC Electronic Components

EEEFK1C470UR

ModelEEEFK1C470UR
PackageSMD
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 EEEFK1C470UR
Type
PANASONIC
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
EEEFK1C470UR
Electronic Component
1
Electronic Component
47uF
Package
SMD
Electronic Component
SMD Aluminum Electrolytic Capacitor
Electronic Component
±20%
Electronic Component
0.521g
Electronic Component
1
Electronic Component
BM0264850076
Electronic Component
2000hrs@105℃
Operating Temperature
55℃~+105℃
Current
120mA@120Hz
Voltage
16V
Electronic Component
Electronic Component

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

松下EEEFK1C470UR贴片铝电解电容产品概述

一、产品核心身份与基础参数

EEEFK1C470UR是松下(PANASONIC)推出的贴片型铝电解电容,属于该品牌成熟的电解电容产品线,专为小型化电子设备的电源滤波场景设计。其核心基础参数如下:

  • 标称容值:47μF(微法)
  • 容值精度:±20%(符合铝电解电容常规精度要求)
  • 额定电压:16V DC(直流电压)
  • 纹波电流额定值:120mA(@120Hz频率下)
  • 工作寿命:2000小时(@105℃高温环境下)
  • 工作温度范围:-55℃至+105℃(宽温适应)
  • 封装形式:SMD(表面贴装式,适配自动化生产)

二、关键性能特性解析

该电容的性能特性贴合小型化设备的实际需求,主要体现在以下几点:

  1. 宽温稳定运行:-55℃至+105℃的温度范围覆盖了绝大多数电子设备的工作环境,无论是寒冷地区的户外设备,还是高温环境下的工业控制模块,均能保持容值稳定,避免因温度变化导致电路性能波动。
  2. 长寿命高温可靠性:2000小时@105℃的额定寿命,意味着在105℃的极端高温下连续工作近3个月仍能保持性能(实际寿命会随温度降低而显著延长,如70℃环境下寿命可达数年),适合需要长期连续运行的设备。
  3. 有效纹波抑制:120mA@120Hz的纹波电流能力,可满足中小功率电路的滤波需求——120Hz是市电整流后的纹波频率(国内50Hz市电整流后纹波为100Hz,接近120Hz),能有效滤除直流电源中的交流纹波,保障负载电路的供电纯净度。
  4. 小型化设计适配:SMD贴片封装无需插件空间,可直接贴装于PCB表面,节省设备内部空间,适合智能音箱、移动电源等追求轻薄化的消费电子,以及小型PLC、传感器等工业设备。

三、典型应用场景

基于上述性能,EEEFK1C470UR主要应用于以下领域:

  • 消费电子:智能音箱、蓝牙耳机、移动电源、小型加湿器等便携式/小型家电的电源滤波模块,负责滤除充电或供电过程中的纹波,提升设备稳定性。
  • 工业控制:小型可编程逻辑控制器(PLC)、工业传感器模块、小型开关电源的稳压滤波,适应工业现场的高低温变化。
  • 车载电子:车载充电器、仪表盘背光模块、小型车载传感器(如胎压监测辅助电路)的辅助电源滤波,满足车载环境的温度波动需求。
  • 通信设备:小型无线路由器、无线AP、光纤收发器的电源模块滤波,保障信号传输的稳定性。

四、选型与使用注意事项

为确保电容长期可靠工作,需注意以下要点:

  1. 电压降额使用:实际工作电压应不超过额定电压的80%(即12.8V以内),避免过压导致电解液分解、电容鼓包或失效。
  2. 纹波电流降额:实际电路中的纹波电流应控制在额定值的70%以内(即84mA以内),防止电容过热加速老化。
  3. 温度管理:虽然支持105℃高温,但长期工作在100℃以上会缩短寿命,应尽量通过散热设计将电容周围温度控制在85℃以下。
  4. 焊接规范:采用回流焊工艺时,需遵循松下贴片电容的焊接温度曲线(如峰值温度不超过260℃,回流时间不超过30秒),避免焊接温度过高损坏电容。

五、品牌与品质保障

松下作为全球领先的电子元器件制造商,其电解电容产品采用优质铝箔、低阻抗电解液及严格的生产工艺,EEEFK1C470UR符合RoHS环保标准(无铅、无有害物质),品质经过多轮可靠性测试(如高温寿命测试、温度循环测试),广泛应用于国内外知名电子企业的量产产品中,具备较高的市场认可度。

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