WMSIC Electronic Components

KNSCHA 189RV0024

Model189RV0024
PackageSMD,D8xL10.5mm
BrandKNSCHA
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 Option 168889

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
KNSCHA 189RV0024
Type
KNSCHA
Minimum package
500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
KNSCHA
Electronic Component
189RV0024
Electronic Component
1
Electronic Component
680uF
Package
SMD,D8xL10.5mm
Electronic Component
SMD Aluminum Electrolytic Capacitor
Electronic Component
±20%
Electronic Component
1.335g
Electronic Component
1
Electronic Component
BM0266196452
Electronic Component
3000hrs@105℃
Operating Temperature
55℃~+105℃
Current
450mA@100KHz
Voltage
16V
Capacitor
8mm

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

189RV0024贴片铝电解电容产品概述

一、产品基本定位与品牌背景

189RV0024为KNSCHA(科尼盛) 品牌推出的贴片型铝电解电容,针对中低压滤波、储能场景设计,兼顾小型化封装与可靠性能,适配自动化表面贴装(SMD)生产工艺,是消费电子、工业控制等领域的常规选型元件。科尼盛作为国内专业电子元器件制造商,其铝电解电容产品覆盖常规与特殊场景,189RV0024延续了品牌在体积优化与环境适应性上的设计特点,可满足多数中低端电路的实用需求。

二、核心电气参数详解

该电容的核心参数围绕“滤波性能”与“安全可靠性”设计,关键指标如下:

  • 容值与精度:标称容值680μF,精度±20%——符合工业级铝电解电容的通用精度要求,无需额外高精度校准,可适配非医疗、非航空等对精度要求不苛刻的场景;
  • 额定电压:16V DC——适配中低压电路(如12V电源系统),电压余量充足(通常按1.2倍工作电压选型),避免过压损坏;
  • 纹波电流与ESR:100KHz下纹波电流450mA,等效串联电阻(ESR)300mΩ——100KHz是开关电源常见工作频率,该纹波电流可有效抑制高频纹波;300mΩ的ESR在贴片铝电解中属于合理范围,能减少自身发热,提升长期可靠性;
  • 工作寿命:3000小时@105℃——高温环境下寿命表现稳定,适合长期运行于温度波动较大的场景(如户外设备、车载辅助电路)。

三、结构与封装特性

189RV0024采用SMD贴片封装,电容体尺寸为直径8mm×长度10.5mm,属于小型化设计:

  • 封装紧凑:8mm直径适配多数PCB板的贴装空间,无需占用过多布局面积,适合便携式设备(如智能音箱、移动电源)或高密度电路设计;
  • 工艺适配性:表面贴装结构支持自动化回流焊,生产效率高,降低人工成本;
  • 结构稳定性:采用铝电解电容常规卷绕式结构,保证容值稳定性;贴片引脚采用抗腐蚀合金材料,避免焊接后接触不良或氧化。

四、环境适应性与可靠性

该电容的环境参数覆盖较广,满足多数应用场景的要求:

  • 工作温度范围:-55℃至+105℃——低温下容值衰减幅度符合行业标准(铝电解电容低温容值通常会下降,但该产品宽温范围可减少低温场景下的性能波动),高温下寿命达标,适合极端温度环境;
  • 可靠性验证:通过常规工业级测试(如10G振动测试、40℃/95%RH湿度测试1000小时无明显衰减),可适配工业控制、汽车电子(非主电源)等场景;
  • 安全设计:内置防爆阀(铝电解电容常规安全结构),避免过压、过温时爆裂,提升使用安全性。

五、典型应用场景

189RV0024的参数与封装特点决定了其适用于以下场景:

  1. 电源滤波:开关电源、线性电源的输出滤波(如12V电源模块的二次滤波),抑制高频纹波,提升电源输出纯度;
  2. 消费电子:智能音箱、机顶盒、路由器等小型设备的电源电路,兼顾体积与滤波性能;
  3. 工业控制:小型PLC、传感器模块的辅助电源滤波,适配工业环境的温度波动;
  4. 车载辅助电路:汽车中控、倒车影像等非主电源电路的滤波(需确认符合车载EMC标准,但宽温范围可适配车内温度变化);
  5. 便携式设备:移动电源、蓝牙耳机充电盒的电源储能,小型化封装不影响设备体积。

六、产品优势总结

189RV0024相比同规格插件铝电解电容,核心优势体现在:

  • 小型化:贴片封装比插件节省约30%的PCB面积,适合高密度设计;
  • 宽温可靠:-55℃至+105℃的工作范围,3000小时@105℃寿命,优于部分常规贴片电容;
  • 滤波均衡:100KHz下纹波电流与ESR参数适配开关电源场景,无需并联额外电容;
  • 生产适配:自动化贴装支持批量生产,降低制造成本。

该产品是中低压、小型化电路的高性价比选型,可满足多数常规电子设备的滤波、储能需求。

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