WMSIC Electronic Components

PSA FV32X473K102EGG

ModelFV32X473K102EGG
Package1210
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 FV32X473K102EGG
Type
PSA
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PSA
Electronic Component
FV32X473K102EGG
Electronic Component
1
Electronic Component
47nF
Package
1210
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.164g
Electronic Component
1
Electronic Component
BM0264820214
Electronic Component
X7R
Voltage
1kV
Electronic Component
Electronic Component
Electronic Component
1000

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

FV32X473K102EGG 高压贴片电容(MLCC)产品概述

一、产品基本属性与型号解读

FV32X473K102EGG是信昌电陶(PSA) 推出的高压多层陶瓷贴片电容(MLCC),针对1kV级电压场景设计,属于工业级高可靠性被动元件。其型号各部分含义明确:

  • FV32:信昌电陶高压MLCC系列标识,聚焦中高压应用;
  • X7R:核心温度系数类别,对应宽温范围;
  • 473:标称容值为47×10³pF=47nF;
  • K:容值精度±10%;
  • 102:额定直流电压(Vdc)为10×10²V=1000V(1kV);
  • EGG:封装与工艺后缀,对应标准1210英制封装(公制3225,即3.2mm×2.5mm)。

二、核心电气性能参数

该电容的电气指标兼顾高压耐受与稳定特性,关键参数如下:

  1. 容值与精度:标称47nF,精度±10%,满足多数工业电路的误差要求;
  2. 电压规格:额定直流电压1kV,无极性设计,可双向工作;
  3. 温度特性:X7R介质,工作温度范围-55℃~+125℃,容值变化率≤±15%(标准X7R特性);
  4. 损耗与绝缘:1kHz/25℃下损耗因数≤1.5%,绝缘电阻≥10¹⁰Ω(25℃/10Vdc),低损耗+高绝缘减少电路发热与漏电流;
  5. 频率适配:1kHz~1MHz范围内容值波动小,适合中频高压电路。

三、材料与封装特性

  1. 介质材料:采用X7R多层陶瓷介质,平衡容值密度与温度稳定性——比NPO(COG)容值更高,比Y5V温度稳定性更好,是高压场景的主流选择;
  2. 电极结构:内部为镍(Ni)基电极,外部端电极为镍-锡(Ni-Sn)无铅镀层,符合RoHS/REACH环保要求,焊接兼容性强(适配回流焊、波峰焊);
  3. 封装尺寸:1210英制封装(厚度典型1.6mm),符合EIA标准,贴装适配常规SMT产线,占用PCB面积小;
  4. 机械强度:多层叠层陶瓷结构,可承受常规振动(符合IPC振动测试标准),减少贴装与使用中的失效风险。

四、典型应用场景

该电容针对高压需求设计,核心应用包括:

  1. 工业控制:变频器、伺服驱动器的高压滤波、耦合电路,抑制纹波与电磁干扰;
  2. 电源系统:开关电源的高压EMI滤波、输出滤波,满足1kV级电压下的稳定需求;
  3. 照明领域:高压LED驱动(如线性驱动方案)的耦合、去耦,提升驱动效率;
  4. 通信基站:射频电路的高压耦合,或电源模块的高压滤波;
  5. 医疗设备:部分低压医疗设备的辅助高压电路(需结合具体认证使用)。

五、可靠性与环境适应性

  1. 环境耐受:工作温度-55℃+125℃,存储温度-40℃+85℃,可适应工业、车载(部分场景)等宽温环境;
  2. 可靠性测试:通过信昌电陶内部1kV/125℃下1000小时耐久性测试(容值变化≤±10%)、-55℃~+125℃循环500次测试,符合行业可靠性标准;
  3. 环保合规:无铅、无镉,满足RoHS 2.0、REACH法规,适配绿色制造需求。

六、选型与使用注意事项

  1. 电压降额:建议实际工作电压不超过800V(降额20%),避免长期高压导致介质老化;
  2. 温度考量:125℃高温下容值略有下降(≤±15%),选型时需结合实际工作温度预留余量;
  3. 焊接工艺:回流焊峰值温度控制在245℃±5℃,时间≤10秒,避免过度焊接导致陶瓷开裂;
  4. 机械应力:贴装时避免过度按压,焊接后远离大冲击,防止内部层间短路。

该电容凭借高压耐受、宽温稳定、环保可靠的特性,成为工业高压电路的主流选型之一,可有效提升电路的抗干扰能力与长期稳定性。

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