WMSIC Electronic Components

PSA FN18X224K500PBG

ModelFN18X224K500PBG
Package0603
BrandPSA
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

18 specifications

Core information

Product name
PSA FN18X224K500PBG
Type
PSA
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PSA
Electronic Component
FN18X224K500PBG
Electronic Component
1
Electronic Component
220nF
Package
0603
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.036g
Electronic Component
1
Electronic Component
BM0265313808
Electronic Component
X7R
Voltage
50V
Electronic Component
Electronic Component
Electronic Component
4000

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

FN18X224K500PBG 贴片多层陶瓷电容(MLCC)产品概述

一、产品基本定位

FN18X224K500PBG是PSA信昌电陶推出的通用型贴片多层陶瓷电容(MLCC),采用0603(英制)小型化封装,核心参数适配中低压通用电路需求,广泛覆盖消费电子、工业控制等领域,兼具小型化、宽温稳定性与高可靠性特点,是电子设备中滤波、耦合、去耦等场景的常用组件。

二、核心电气参数详细说明

该型号电容的关键参数围绕“容值精度、耐压能力、温度稳定性”三个核心维度设计,具体如下:

2.1 容值与精度

容值标称220nF(对应容值代码“224”,即22×10⁴pF=220000pF=220nF),精度为**±10%**。该精度属于通用级,可满足大多数不需要极高容值稳定性的电路需求(如滤波、耦合、去耦等),避免因精度过高带来的成本冗余,同时覆盖常见电路对容值偏差的容忍范围。

2.2 额定电压

直流额定电压为50V,是该电容的核心耐压指标——在额定工作温度范围内,可长期承受≤50V的直流电压;对于交流信号,其峰值电压需控制在50V以内(因陶瓷电容交流耐压与直流额定电压正相关,X7R介质的交流耐压通常不超过直流额定电压的85%),适配12V、24V、36V等低压电源系统。

2.3 温度系数(介质特性)

采用X7R型陶瓷介质,符合EIA标准:

  • 温度范围:-55℃至+125℃(覆盖工业级宽温环境,可应对高低温交替场景);
  • 容值变化率:≤±15%(典型值±10%),远优于Y5V等低稳定介质,可有效避免电路因温度变化导致的性能漂移(如滤波效果下降、信号耦合失真等)。

三、封装与可靠性设计

3.1 0603封装特点

封装规格为0603(英制),对应公制尺寸1.6mm×0.8mm×0.8mm(长×宽×高),是电子设备小型化的主流封装之一:

  • 空间占比小:适合高密度PCB布局(如智能手机、智能穿戴设备),可提升电路集成度;
  • 焊接兼容性:焊盘尺寸与行业标准一致,支持回流焊、波峰焊等常规工艺,焊接良率高(典型值≥99.5%)。

3.2 可靠性保障

PSA针对该型号采用成熟的MLCC生产工艺,确保长期稳定性:

  • 叠层结构:多层陶瓷介质与镍基内电极交替叠层,提升容值密度的同时减少漏电流;
  • 端电极设计:镀锡层外电极,兼容无铅焊接(符合RoHS标准),耐焊接热冲击(峰值温度260℃时可承受3次以上回流焊);
  • 环境测试:通过温度循环(-55℃~125℃,1000次)、湿度试验(85℃/85%RH,1000h)、寿命测试(125℃/50V,1000h)等,满足工业级可靠性要求。

四、典型应用场景

结合参数特性,该电容适用于以下场景:

4.1 电源滤波电路

  • 应用场景:直流电源输出端、DC-DC转换器滤波、LED驱动电源滤波;
  • 适配原因:220nF容值可滤除10kHz~10MHz范围的中高频噪声,配合电解电容(大容量滤低频)实现宽频滤波;50V耐压满足多数低压电源需求,X7R稳定性避免滤波效果随温度变化。

4.2 信号耦合/去耦

  • 应用场景:音频信号耦合、数字电路去耦(如CPU电源去耦、FPGA电源滤波);
  • 适配原因:X7R的容值稳定性保证耦合信号幅度无明显漂移,0603封装适合数字电路高密度布局,220nF容值可有效抑制电源噪声对数字信号的干扰。

4.3 工业控制设备

  • 应用场景:PLC模块、传感器电路、小型工业电源、电机驱动电路;
  • 适配原因:-55℃~125℃宽温范围适配工业环境温度变化,50V耐压满足工业设备电源需求,可靠性测试符合工业级标准。

4.4 便携电子设备

  • 应用场景:智能手机、蓝牙耳机、智能手表、便携音箱;
  • 适配原因:0603小型化封装支持设备轻薄化设计,X7R介质避免因手持设备温度变化导致的性能问题,同时满足电池供电系统的低压需求。

五、品牌与品质优势

PSA信昌电陶是国内专业的MLCC研发生产企业,该型号具备以下优势:

  • 环保合规:符合RoHS 2.0、REACH等环保标准,无铅焊接兼容,可用于出口产品;
  • 成本优势:通用级参数与成熟工艺结合,性价比高于高精度/高耐压系列,适合批量应用;
  • 供货稳定:具备规模化生产能力,可满足中小批量(10k~100k)到大批量(1M以上)的供货需求,交期可控。

综上,FN18X224K500PBG凭借小型化封装、宽温稳定性与高可靠性,成为中低压通用电路的优选MLCC组件,可覆盖多领域电子设备的核心电路需求。

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