WMSIC Electronic Components

PSA FV55N333J102EGG

ModelFV55N333J102EGG
Package2220
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 FV55N333J102EGG
Type
PSA
Minimum package
500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PSA
Electronic Component
FV55N333J102EGG
Electronic Component
1
Electronic Component
33nF
Package
2220
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±5%
Electronic Component
0.442g
Electronic Component
1
Electronic Component
BM0264906414
Electronic Component
C0G
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.

FV55N333J102EGG 产品概述

一、产品简介

FV55N333J102EGG 是 PSA(信昌电陶)出品的一款高压贴片多层陶瓷电容(MLCC),主要参数如下:

  • 容值:33 nF(0.033 μF)
  • 容差:±5%
  • 额定电压:1 kV(1000 V)
  • 温度系数:C0G(又称 NP0,温度稳定性优良)
  • 封装:2220(SMD 贴片封装)
  • 典型应用形式:高压滤波、耦合/隔直、脉冲回路及精密电路

该型号结合了大容量与高耐压两项要求,同时保持 C0G 型介质的线性、低损耗与温度稳定性,适用于对容量稳定性和高压耐受有较高要求的电子设计。

二、主要特性

  • 温度稳定性好:C0G/NP0 型介质在温度变化时电容量几乎不变,适合精密计时、采样及参考电路,温漂极小,线性好。
  • 高耐压能力:1 kV 的额定电压使其可直接用于较高电压场合,减少串联元件数量,简化电路设计。
  • 精度较高:±5% 的额定容差可满足多数要求中等精度的模拟与滤波应用。
  • 低介电损耗:C0G 介质固有的低损耗特性有利于高 Q 值和低自热,适用于高频与脉冲场合。
  • 封装优势:2220 封装提供较大的体积来实现 33 nF 容值与足够的电介质厚度,从而兼顾容值与高压绝缘要求。

三、典型应用

  • 高压电源滤波与去耦:用于分布式滤波、直流链路去耦以及高压供电系统中抑制高频噪声。
  • 耦合/隔直电容:在较高工作电压下实现信号耦合或直流隔离,适用于功率放大器或高压测量电路。
  • 脉冲电路与储能:在需要短时大电流脉冲或能量传递的场合,可作为储能/滤波元件(需注意峰值电流与热管理)。
  • 精密测量与时钟电路:C0G 的温漂极小、稳定性高,适合精密采样、振荡器和定时电路。
  • 医疗、航空与工业设备:用于对可靠性和长期稳定性有较高要求的系统(需按具体规范验证)。

四、设计与选型注意事项

  • 直流偏压影响:相比高介电常数陶瓷,C0G 介质的电容对施加电压的依赖非常小,但在高电压或极端温度下仍应参考厂商的容量-电压特性曲线以确定精确行为。
  • 耐压与安全裕量:1 kV 是额定工作电压,设计时一般应考虑冗余与脉冲过电压情况,必要时使用更高额定值或并联/串联设计以满足系统需求。
  • PCB 布局:高压场合必须留足爬电距离与绝缘空间,避免空气间隙、污染或潮湿引起击穿。板上走线与过孔布置要遵循高压设计规范。
  • 焊接与装配:MLCC 为脆性元件,避免过度弯曲和机械冲击;推荐按厂商的回流焊曲线与推荐焊盘尺寸进行组装,以降低裂纹与应力导致失效的风险。
  • 温度与功率:虽然 C0G 损耗低,但在频繁高频或大电流环境中仍会产生热量,需评估热升与长期可靠性。
  • 测试验证:在关键应用中,除查看标准电气参数外,应进行实际工况下的耐压、绝缘电阻、介电吸收和寿命测试以确保长期可靠性。

五、封装与可靠性建议

2220 封装相较于更小尺寸的 SMD 封装,具备更大的体积可实现更高容值与更厚的电介质层,利于高压耐受与更稳定的焊接性能。使用时建议:

  • 采用适合的焊盘与阻焊孔设计,减少焊接应力传导到器件主体。
  • 在有机械振动或温度循环的环境中,必要时配合应力缓冲胶或结构支撑。
  • 采购与使用前查阅 PSA 的完整数据手册与可靠性报告,确认 RoHS 与其他合规性要求(如有)。

六、总结

FV55N333J102EGG 提供了 33 nF 容值与 1 kV 耐压的平衡方案,结合 C0G 的高稳定性和低损耗特性,适合高压、精密和脉冲类应用。在实际设计中应关注 PCB 布局、耐压裕度和机械应力管理,并参考厂家数据手册进行详细电气与环境验证,以确保长期可靠运行。若需获得更详细的电气参数曲线(如电容随电压/温度变化、漏电流、介电损耗、建议回流曲线等),建议索取 PSA 官方数据手册或与供应商技术支持联系。

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