WMSIC Electronic Components

PSA FV42N221J302EFG

ModelFV42N221J302EFG
Package1808
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 FV42N221J302EFG
Type
PSA
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PSA
Electronic Component
FV42N221J302EFG
Electronic Component
1
Electronic Component
220pF
Package
1808
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±5%
Electronic Component
0.142g
Electronic Component
1
Electronic Component
BM0264820213
Electronic Component
C0G
Voltage
3kV
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.

FV42N221J302EFG 高压贴片电容(MLCC)产品概述

FV42N221J302EFG是信昌电陶(PSA) 推出的一款高压多层陶瓷贴片电容(MLCC),专为高耐压、高稳定性场景设计。核心参数覆盖220pF容值、±5%精度、3kV额定电压及C0G(NP0)温度系数,封装采用1808英寸制,适用于工业、医疗、电源等领域的高压电路需求。

一、产品基本参数与型号解读

1. 关键参数明细

参数类型 具体指标 容值 220pF(标识:221) 容差 ±5%(标识:J) 额定电压 3kV(直流/交流兼容) 温度系数 C0G(NP0,典型±30ppm/℃) 封装尺寸 1808英寸制(公制:4.57×2.03×1.5mm) 工作温度范围 -55℃ ~ +125℃ 介质损耗(DF) ≤0.15%@1kHz(典型值) 绝缘电阻(IR) ≥10¹⁰Ω@25℃(典型值)

2. 型号编码解析

型号“FV42N221J302EFG”各部分含义:

  • FV:PSA高压MLCC系列代号;
  • 42:封装规格代码(对应1808英寸制);
  • 221:容值编码(22×10¹=220pF);
  • J:容差等级(±5%);
  • 30:额定电压代码(对应3kV);
  • EFG:生产批次及工艺优化标识。

二、核心材质与性能优势

1. C0G(NP0)材质核心特性

C0G是温度稳定型陶瓷介质,具有三大核心优势:

  • 温度稳定性:-55℃~+125℃范围内,容值变化≤±0.03%(远优于X7R等温敏材质),适合对容值精度要求严苛的电路;
  • 低损耗:介质损耗(DF)≤0.15%,高频信号传输时发热小,适合射频、高频电路;
  • 高绝缘性:绝缘电阻≥10¹⁰Ω,抗漏电流性能优异,长期高压下可靠性高。

2. 高压设计与品牌可靠性

  • 多层陶瓷叠层结构:优化电极布局与介质厚度,避免局部电场集中,确保3kV额定电压下长期稳定工作;
  • 无极性设计:安装无需区分正反,简化电路设计与贴装流程;
  • PSA制造优势:符合RoHS、REACH环保标准,通过高温高湿(85℃/85%RH)、温度循环(-55125℃)、机械振动(102000Hz)等严苛测试,批量一致性达工业级要求。

三、封装与工艺可靠性

1. 1808封装适配性

  • 自动化贴装:贴片式封装适配主流SMT设备,贴装效率高;
  • 空间紧凑:4.57×2.03mm的贴装面积,节省PCB布局空间;
  • 焊接兼容性:端电极采用镍/锡双层镀层,抗氧化性能好,支持回流焊(峰值温度230~245℃,时间≤30s)、波峰焊工艺。

2. 可靠性设计细节

  • 介质层均匀性:通过精密流延工艺控制陶瓷介质厚度差≤±2μm,避免击穿风险;
  • 端电极结合力:采用陶瓷-金属共烧技术,端电极与本体结合强度≥15N,耐振动、冲击能力强;
  • 标准符合性:符合IEC 60384-1、JIS C 5102等国际电子元件标准,可直接用于出口设备。

四、典型应用场景

FV42N221J302EFG主要适用于高压、高稳定性场景:

  1. 开关电源与电源转换:AC-DC电源高压侧滤波、DC-DC变换器耦合电容;
  2. 医疗设备:医用高压发生器、高频电刀信号耦合/滤波(满足医疗级可靠性要求);
  3. 工业控制:高压传感器、PLC高压电路保护、逆变器信号传输;
  4. 通信与射频:基站电源高压滤波、射频模块匹配网络;
  5. 测试测量:高压示波器探头、耐压测试仪信号耦合电容。

五、选型与使用注意事项

1. 电压降额设计

高压电容需严格降额使用,建议实际工作电压≤2.1kV(70%额定电压),避免长期高压导致介质老化;

2. 温度与环境要求

  • 工作温度不超出-55℃~+125℃范围;
  • 存储于常温干燥环境(温度≤30℃,湿度≤60%),避免受潮影响绝缘性能;

3. 焊接工艺控制

  • 回流焊峰值温度≤245℃,时间≤30s,避免陶瓷本体开裂;
  • 禁止手工焊接(烙铁温度过高易损伤介质);

4. 机械应力防护

贴装后避免PCB剧烈弯曲,振动环境下需增加固定措施(如点胶)。

总结

FV42N221J302EFG凭借高耐压、高稳定性、小体积等核心优势,成为工业、医疗、电源等领域高压电路的理想选择。结合PSA的专业制造能力,产品可满足严苛的可靠性与环境要求,是替代进口高压MLCC的高性价比方案。

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