WMSIC Electronic Components

PSA FV43X333K202EGG

ModelFV43X333K202EGG
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 25+

Availability on request

Technical data

Product details

18 specifications

Core information

Product name
PSA FV43X333K202EGG
Type
PSA
Minimum package
500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PSA
Electronic Component
FV43X333K202EGG
Electronic Component
1
Electronic Component
33nF
Package
1812
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.316g
Electronic Component
1
Electronic Component
BM0264906451
Electronic Component
X7R
Voltage
2kV
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.

FV43X333K202EGG 产品概述

一、产品基本信息

FV43X333K202EGG 为 PSA(信昌电陶)系列高压贴片多层陶瓷电容(MLCC),主要参数如下:标称电容 33 nF,容差 ±10%,额定电压 2 kV DC,介质类型 X7R,封装尺寸 1812(约 4.6 mm × 3.2 mm)。该器件属于中高电压、较大电容量的表面贴装陶瓷电容,适用于对体积、耐压有较高要求的电路设计。

二、主要特点

  • 高耐压:额定 2 kV,可直接用于中高压直流/脉冲电路。
  • 较大容量:33 nF 在 X7R 材料中可提供较高的储能密度,适合耦合、滤波与退耦场合。
  • X7R 介质:工作温度范围广(典型 -55°C 至 +125°C),温度范围内电容变化限于可接受范围(X7R 类特性)。
  • 贴片封装(1812):便于自动化贴装与波峰/回流焊接,机械强度与热稳定性相对良好。
  • 品牌与产线:PSA(信昌电陶)具备贴片陶瓷电容制造经验,适配常规 SMT 生产流程。

三、典型应用场景

  • 中高压直流/脉冲滤波与旁路,如高压电源、偏置电路、DC-DC 变换器输出侧滤波。
  • 高压耦合/去耦、电源软启动与浪涌抑制场合。
  • 测试与测量设备中需要高压电容的模块。
  • 高压采样、电荷泵与高压驱动电路(需注意电容随偏压的变化特性)。

四、设计与使用建议

  • DC 偏置影响:X7R 為介电常数随电场变化的 II 类材料,在高直流偏压下电容会有明显下降,设计时应预留裕量或实测偏压特性以保证电容有效值。
  • 温度与频率影响:X7R 在高温或高频下电容特性会有一定漂移,需要在目标工况下验证性能。
  • 电压分配与保护:如需将多个电容串联使用,应采用均压电阻或均压电容以确保电压均匀分配并防止过压。
  • PCB 布局与爬电距离:2 kV 等级应用必须重视 PCB 上的爬电/间隙距离与绝缘设计,遵循相关 IPC/IEC 标准与安全规范。
  • 焊接工艺:推荐按照无铅回流焊规范进行,避免过度热循环与急冷,焊前后避免机械冲击。为防止潮湿吸湿导致回流时爆裂,应按 JEDEC MSL 指南处理及烘干。

五、可靠性与测试

典型可靠性验证包括高温湿热偏压(THB)、温度循环、机械冲击/振动、焊接热稳定性和耐压、绝缘电阻等测试。X7R MLCC 在长期应力下可能出现容量衰减或开路风险,建议对关键电路进行加速寿命验证及批次抽样测试。

六、包装与采购注意事项

该型号常见为贴片卷带包装,便于 SMT 自动贴装;具体包装代码(如 EGG)请按厂家提供的物料表确认。采购时应注意:确认批次、出厂测试记录(耐压、容值、容差)、储存与运输条件(防潮、防震),并在关键应用场合进行来料电参数确认测试。

总结:FV43X333K202EGG 是一款面向中高压应用的 MLCC 解决方案,尺寸适合 SMT 生产,需在设计阶段充分考虑 X7R 的偏压/温度特性与 PCB 绝缘布线,以确保长期稳定可靠运行。若需更详细的电学、机械及可靠性数据,请联系供应商索取完整数据手册与偏压-温度表格。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.