WMSIC Electronic Components

EEEFK1C221P

ModelEEEFK1C221P
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 EEEFK1C221P
Type
PANASONIC
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
EEEFK1C221P
Electronic Component
1
Electronic Component
220uF
Package
SMD
Electronic Component
SMD Aluminum Electrolytic Capacitor
Electronic Component
±20%
Electronic Component
0.903g
Electronic Component
1
Electronic Component
BM0264570369
Electronic Component
2000hrs@105℃
Operating Temperature
55℃~+105℃
Current
225mA@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EEEFK1C221P贴片铝电解电容产品概述

松下EEEFK1C221P是一款专为高密度电路设计的贴片型铝电解电容,凭借稳定的电气性能、宽温适应性及紧凑封装,广泛应用于消费电子、工业控制等领域的电源滤波、耦合及旁路电路。以下从核心参数、性能指标、应用场景等维度展开概述:

一、核心身份与基本参数

EEEFK1C221P属于松下铝电解电容系列中的常规贴片型号,其命名规则隐含关键参数:

  • 容值:221代表220μF(22×10¹),精度±20%,满足多数通用电路对电容值的偏差要求;
  • 额定电压:后缀“1C”对应16V(铝电解电容额定电压采用标准标注,1C为16V通用值);
  • 封装形式:SMD(表面贴装),适配自动化贴装生产线,无需手工焊接,提升生产效率;
  • 品牌归属:PANASONIC(松下),依托品牌成熟的电解电容制造工艺,确保性能一致性。

二、关键性能指标解析

1. 纹波电流能力

该电容额定纹波电流为225mA@120Hz,120Hz是市电全波整流后的纹波频率,此参数直接体现滤波能力——在电源输出端,电容通过充放电抑制纹波电压波动,225mA的纹波电流可满足小功率电源(如5W以内开关电源、线性电源)的滤波需求,避免输出电压纹波过大影响负载电路稳定性。

2. 工作寿命与温湿度适应性

  • 寿命指标:2000小时@105℃,是高温极限下的连续工作时间;实际应用中若环境温度降低(如常温25℃),寿命可按“每降10℃加倍”规律显著延长(约10万小时以上),满足长期稳定运行需求;
  • 温度范围:-55℃~+105℃,覆盖工业级与消费电子常见高低温场景(如北方户外设备、高温电源模块),低温启动无性能衰减,高温下保持参数稳定。

三、封装与典型应用场景

1. 封装特点

SMD贴片封装采用标准化小体积设计(具体尺寸参考松下官方 datasheet),适合高密度PCB布局,可有效节省电路板空间,适配小型化产品(如智能穿戴、便携式医疗设备)的设计需求。

2. 典型应用领域

  • 消费电子:智能手机、平板电脑的电源管理模块(PMIC)滤波,LED背光驱动电路的纹波抑制;
  • 工业控制:PLC辅助电源滤波,小型传感器模块耦合电容;
  • 通信设备:路由器、交换机的DC-DC转换电路输出滤波,避免纹波干扰信号传输;
  • 车载辅助电路:车载充电器低压滤波(需确认是否符合车载规范,宽温范围可适配部分非严苛车载场景)。

四、可靠性与品质保障

松下作为全球知名元件厂商,EEEFK1C221P遵循严格品质管控:

  • 电解液优化:采用低阻抗电解液,降低ESR(等效串联电阻),减少纹波抑制时的发热;
  • 焊接可靠性:SMD焊盘适配回流焊工艺,焊接后无虚焊、脱焊风险;
  • 一致性管控:批量生产中电容参数偏差控制在±20%以内,避免电路性能波动。

五、选型建议与注意事项

  1. 电压降额:实际工作电压建议不超过额定电压的80%(即12.8V以内),避免过压导致电容鼓包失效;
  2. 纹波电流限制:负载纹波电流需低于225mA@120Hz,若电流过大可并联多个电容分散负载;
  3. 环境适配:若场景温度超过105℃或湿度≥90%RH,需更换更高等级电容(如松下车载级系列)。

综上,松下EEEFK1C221P是一款性价比高、性能稳定的通用贴片铝电解电容,适合对体积、温宽、纹波抑制有基本要求的中低端电路设计,是电子工程师选型时的常规备选型号之一。

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