WMSIC Electronic Components

PSA FV43X473K102EGG

ModelFV43X473K102EGG
Package1812
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 Date code within 2 years

Available for RFQ

Technical data

Product details

18 specifications

Core information

Product name
PSA FV43X473K102EGG
Type
PSA
Minimum package
500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PSA
Electronic Component
FV43X473K102EGG
Electronic Component
1
Electronic Component
47nF
Package
1812
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.237g
Electronic Component
1
Electronic Component
BM0264906411
Electronic Component
X7R
Voltage
1kV
Electronic Component
Electronic Component
Electronic Component
500

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

FV43X473K102EGG 贴片多层陶瓷电容(MLCC)产品概述

一、产品基本属性

FV43X473K102EGG是PSA信昌电陶推出的一款高压贴片多层陶瓷电容(MLCC),属于工业级无源元件范畴。该型号针对高压电路的稳定滤波、耦合需求设计,采用标准化贴片封装,兼容主流表面贴装工艺,是电源系统、工业控制等领域的核心基础器件。

二、核心性能参数

通过型号编码及官方规格,该电容的关键参数可明确如下:

  • 容值:47nF(型号中“473”表示47×10³pF=47nF,适配中高压滤波的容量需求);
  • 精度:±10%(型号中“K”为精度代码,对应E24系列的±10%公差,满足大部分工业场景的容值偏差要求);
  • 额定电压:1kV(型号中“102”表示10×10²V=1000V,为直流/交流额定电压上限,支持高压电路的持续工作);
  • 温度系数:X7R(符合EIA标准,工作温度范围-55℃~+125℃,容值变化≤±15%,温度稳定性优于Y5V等材料)。

三、封装与物理特性

该电容采用1812封装(英制尺寸,对应公制4532),具体物理参数为:

  • 长度:4.5±0.2mm;
  • 宽度:3.2±0.2mm;
  • 厚度:约1.2±0.1mm(适配标准贴片焊接间距,兼容自动化贴装设备)。 封装设计支持回流焊、波峰焊工艺,焊接后可通过AOI(自动光学检测)快速识别,适合大规模生产线上的高效贴装。

四、材料特性与温度稳定性

FV43X473K102EGG采用X7R基陶瓷材料(以钛酸钡为主体的高介电常数陶瓷),相比其他陶瓷材料具有明显优势:

  1. 温度稳定性优异:在-55℃~+125℃区间内,容值波动控制在±15%以内,避免了低温度系数材料(如Y5V)的容值漂移问题,保障高压电路的性能一致性;
  2. 介电常数适中:既保证47nF的有效容量(满足滤波、耦合需求),又避免了高介电材料的电场集中问题,提升绝缘可靠性;
  3. 多层堆叠结构:陶瓷层的多层交替堆叠,有效分散高压电场,降低局部击穿风险,适配1kV额定电压的工作场景。

五、典型应用场景

该电容针对高压电路设计,核心应用场景包括:

  1. 开关电源高压侧滤波:如AC-DC转换器的高压输出端、DC-DC升压模块的输入/输出滤波,抑制高频噪声与电压波动;
  2. 工业控制高压电路:PLC、伺服驱动器等设备中的高压信号耦合、去耦,保障控制信号的稳定性与抗干扰能力;
  3. 高压照明系统:LED驱动电源(如高压线性驱动)的滤波与EMI抑制,减少光频闪与电磁干扰;
  4. 测试测量仪器:示波器、信号发生器等设备的高压信号处理电路,保证信号传输的准确性;
  5. 轨道交通/机械装备:地铁牵引系统、工业机器人等振动环境下的高压辅助电路,MLCC的抗振动特性适配此类场景。

六、可靠性与适用环境

该电容的可靠性符合IEC 60384-1等行业标准,适用环境要求如下:

  • 工作温度:-55℃~+125℃(覆盖工业级场景,若需汽车级需确认AEC-Q200认证);
  • 存储条件:-40℃~+85℃,湿度≤95%RH(无凝露),存储周期不超过12个月(未开封状态);
  • 焊接规范:回流焊峰值温度≤260℃,时间≤10秒(符合IPC-J-STD-020标准,避免热应力损坏);
  • 耐电压性能:额定电压下连续工作无击穿,短时间过压(1.5倍额定电压)可耐受(需遵循官方降额指南)。

此外,MLCC的无引线结构具有抗机械冲击能力,适合工业现场的振动、冲击环境。

该型号凭借高压耐受、温度稳定、贴装便捷等特性,成为高压电路设计中的高性价比选择,广泛应用于工业、电源、照明等领域。

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