WMSIC Electronic Components

PSA FV21X331K102ECG

ModelFV21X331K102ECG
Package0805
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 FV21X331K102ECG
Type
PSA
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PSA
Electronic Component
FV21X331K102ECG
Electronic Component
1
Electronic Component
330pF
Package
0805
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.036g
Electronic Component
1
Electronic Component
BM0264820219
Electronic Component
X7R
Voltage
1kV
Electronic Component
Electronic Component
Electronic Component
3000

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

FV21X331K102ECG 贴片多层陶瓷电容(MLCC)产品概述

FV21X331K102ECG是PSA信昌电陶推出的一款高压贴片多层陶瓷电容(MLCC),专为对电压承载能力、温度稳定性有明确要求的电子电路设计,采用0805标准贴片封装,核心参数匹配工业级、通信等领域的高压应用场景。

一、产品核心身份与定位

该型号属于PSA高压MLCC产品线的标准款,针对1kV直流额定电压、330pF典型容值的需求优化设计,兼顾小封装与高压性能,可替代同类进口高压MLCC产品,具备成本优势与供应稳定性。其定位覆盖工业控制、电源模块、医疗设备等中高压电子系统的滤波、耦合、去耦等基础功能。

二、关键电气性能参数

  1. 容值与精度:标称容值为330pF(型号中“331”为容值代码,即33×10¹=330pF),精度等级为±10%(型号中“K”为精度代码),满足大多数工业应用对容值偏差的要求,无需额外校准。
  2. 额定电压:直流额定电压为1kV(型号中“102”对应电压代码,10²×100V=1000V),实际工作电压建议不超过800V(留足20%安全裕量,避免击穿或性能衰减)。
  3. 频率特性:MLCC固有的高频特性良好,330pF容值在1MHz~100MHz频段内保持低损耗,适合射频耦合、高频滤波场景。

三、封装与物理特性

采用0805英制贴片封装(对应公制2012,尺寸为2.0mm×1.2mm×1.0mm,典型厚度),适配常规表面贴装(SMT)生产线,可通过回流焊、波峰焊工艺组装,PCB焊盘设计符合IPC标准,兼容性强。小尺寸设计有助于压缩电路体积,适合高密度PCB布局。

四、温度特性与稳定性

介质类型为X7R,其温度特性符合行业标准:

  • 工作温度范围:-55℃至+125℃;
  • 温度变化下容值偏差:≤±15%(在-55~125℃范围内,容值变化不超过标称值的15%)。
    X7R是MLCC中温度稳定性较好的介质之一,优于Y5V、Z5U等低成本介质,可在宽温环境下保持可靠性能,避免因温度波动导致电路参数漂移。

五、典型应用场景

结合参数特点,FV21X331K102ECG适用于以下场景:

  1. 开关电源高压滤波:AC-DC转换电路的高压侧(如整流桥后级),滤除高压纹波;
  2. 工业控制高压模块:PLC、变频器等设备的高压接口电路,实现信号耦合与噪声抑制;
  3. 医疗设备辅助电路:如高压发生器的滤波、耦合回路(需符合医疗设备可靠性要求);
  4. 通信基站电源:基站电源模块的高压滤波,提升电源效率与稳定性;
  5. 汽车电子高压系统:若经车规认证(需确认具体型号版本),可用于新能源汽车的高压辅助电路。

六、品牌与可靠性保障

PSA信昌电陶是国内MLCC领域的主流制造商,产品通过RoHS 2.0、REACH等环保认证,生产过程遵循ISO 9001质量管理体系,批次一致性良好。高压MLCC的介质材料经过优化,抗老化性能佳,在1kV额定电压下长期工作的失效率低,适合批量生产中的稳定应用。

七、选型与使用注意事项

  1. 电压裕量:实际工作电压需低于额定电压的80%(即≤800V),避免因过压导致介质击穿;
  2. 焊接工艺:回流焊温度需控制在220~240℃(峰值),时间不超过10秒,避免过热损坏陶瓷介质;
  3. 静电防护:高压MLCC对静电敏感(ESD阈值约1kV),组装过程需佩戴防静电手环,使用防静电工具;
  4. 容值降额:若工作温度接近125℃,容值可能衰减约15%,选型时需考虑实际需求的容值余量。

总结:FV21X331K102ECG是一款性价比突出的高压贴片MLCC,兼顾小封装、高电压、宽温稳定等特点,可满足工业、医疗、通信等领域的中高压电路需求,是替代进口同类产品的可靠选择。

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