WMSIC Electronic Components

KNSCHA 149EC920

Model149EC920
PackageSMD,D6.3xL7.7mm
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 168811

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
KNSCHA 149EC920
Type
KNSCHA
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
KNSCHA
Electronic Component
149EC920
Electronic Component
1
Electronic Component
220uF
Package
SMD,D6.3xL7.7mm
Electronic Component
Capacitor
Electronic Component
±20%
Electronic Component
0.135g
Electronic Component
1
Electronic Component
BM0266196465
Electronic Component
2000hrs@105℃
Current
2.26A@100kHz
Voltage
16V
Capacitor
6.3mm
Capacitor
7.7mm

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

KNSCHA 149EC920 固态铝电解电容产品概述

KNSCHA(科尼盛)149EC920是一款针对低压高频场景优化的固态铝电解电容,以稳定的电气性能、紧凑封装及可靠高温寿命,成为消费电子、汽车电子、工业控制等领域电源滤波与储能的核心元件。

一、产品核心参数概览

149EC920的参数精准匹配低压电源系统需求,核心指标如下:

  • 容值与精度:标称220μF,精度±20%,覆盖常规滤波场景的容值覆盖范围;
  • 额定电压:16V直流额定电压,适配5V/12V等常见低压电源的后级滤波;
  • 高频性能:纹波电流承载2.26A(@100kHz),等效串联电阻(ESR)低至40mΩ(@100kHz),高频损耗极小;
  • 封装尺寸:SMD贴片封装,电容体直径6.3mm、长度7.7mm,属于小型化设计,节省PCB空间;
  • 工作寿命:2000小时(@105℃),高温环境下性能衰减缓慢,可靠性突出。

二、关键性能优势解析

149EC920的核心优势集中在高频适配、可靠性与体积优化三个维度: 首先,高频纹波抑制能力强:40mΩ的低ESR大幅降低电容高频发热,2.26A纹波电流可有效滤除开关电源(如DC-DC转换器)的100kHz左右高频纹波,提升电源纯净度,减少后级EMI干扰; 其次,固态电解质提升可靠性:采用导电聚合物固态电解质,避免传统液态电容的漏液、干涸、容值衰减快等问题,105℃下寿命是普通液态电容的2-3倍,适合高温环境; 第三,小体积适配紧凑型设计:6.3mm直径+7.7mm长度的封装,比同容值同电压液态电容体积缩小约30%,满足手机、平板等对尺寸敏感的产品需求。

三、典型应用场景说明

149EC920的性能特点使其适配多场景低压高频应用:

  • 消费电子:手机、平板、笔记本的电源管理模块(PMIC)滤波,音频电路耦合/滤波,提升供电稳定性与音质;
  • 汽车电子:车载中控屏、行车记录仪的12V电源滤波,满足-40℃~105℃高温与振动环境;
  • 工业控制:PLC、伺服驱动器的DC-DC模块滤波,确保工业设备连续运行时电源稳定;
  • 通信设备:路由器、基站小模块的电源滤波,适配高频信号处理的低噪声需求。

四、封装与可靠性设计

149EC920采用SMD贴片封装,符合IPC标准引脚设计,支持回流焊工艺,适合自动化批量生产;电容体以耐高温环氧树脂封装,抵御湿度、灰尘侵蚀;引脚镀锡工艺,焊接可靠性高,无虚焊风险。

产品经过严格可靠性测试:105℃下2000小时寿命测试(容值衰减≤20%、ESR上升≤30%)、额定纹波电流老化测试、-55℃~125℃温度循环测试(500次),确保批量一致性。

五、品牌与品质保障

KNSCHA(科尼盛)是国内电容制造高新技术企业,10余年专注铝电解电容研发,产品覆盖固态、液态、高分子系列,服务国内外知名品牌。

149EC20通过ISO9001、RoHS认证,部分批次满足IATF16949汽车级要求,可提供定制化服务(如特殊引脚长度、容值微调),灵活适配客户设计需求。

总结:KNSCHA 149EC920以低ESR、高纹波承载、小体积、长寿命为核心优势,是低压高频电源系统的理想滤波元件,可有效提升设备供电稳定性与可靠性,适配多领域设计需求。

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