WMSIC Electronic Components

FH 0402CG331J500NT

Model0402CG331J500NT
Package0402
BrandFH
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
FH 0402CG331J500NT
Type
FH
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
FH
Electronic Component
0402CG331J500NT
Electronic Component
1
Electronic Component
330pF
Package
0402
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±5%
Electronic Component
0.022g
Electronic Component
1
Electronic Component
BM0263548139
Electronic Component
C0G
Voltage
50V
Electronic Component
Electronic Component
Electronic Component
10000

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

风华0402CG331J500NT 贴片多层陶瓷电容(MLCC)产品概述

风华FH品牌的0402CG331J500NT是一款针对通用电子电路设计的C0G温度系数贴片多层陶瓷电容(MLCC),以小体积、高稳定性、宽电压覆盖为核心特点,适配小型化、高精度及中低压应用场景。以下从多维度解析其产品特性与应用价值:

一、产品型号解析与基本定位

型号各字符对应明确的技术参数,可快速识别核心属性:

  • 0402:封装尺寸(英制),对应公制约1.0mm×0.5mm,为小型化电子设备常用封装;
  • CG:温度系数代码,即C0G(NP0),代表温度特性稳定的高频陶瓷介质;
  • 331:容值标识,前两位为有效数字(33),第三位为10的幂次(10¹),总容值=33×10¹=330pF;
  • J:精度等级,对应**±5%**,满足大多数电路对容值偏差的常规要求;
  • 500:额定电压,即50V DC,覆盖中低压电路应用;
  • NT:风华品牌内部标识,关联端电极工艺与批次规格。

该产品定位为通用型高频稳定MLCC,兼顾体积与性能,适用于消费电子、工业控制、射频通信等领域。

二、核心电气性能详解

1. 容值与精度

330pF容值处于中频段电容范围,可有效滤除10MHz~1GHz频段的干扰信号;±5%精度在批量应用中一致性优异,避免因容值偏差导致电路性能波动(如滤波截止频率偏移)。

2. 额定电压与降额要求

50V DC额定电压高于常见低压应用(3.3V/5V),实际使用建议降额至75%以内(即≤37.5V),可显著延长产品寿命,降低高温/湿度环境下的失效风险。

3. 温度系数与频率特性

C0G介质的核心优势是温度稳定性极优:温度系数为0±30ppm/℃(-55℃~+125℃宽温范围),容值随温度/频率变化极小;同时损耗角正切(tanδ)≤0.15%(1kHz/25℃),高频下信号损耗低,适合射频电路信号耦合。

三、封装与工艺特点

1. 0402小型化封装

尺寸仅1.0mm×0.5mm×0.5mm(典型厚度),可大幅节省PCB空间,适配智能手表、蓝牙耳机、IoT传感器等微型电子设备;封装引脚间距0.3mm,兼容常规SMT贴装设备(如富士、西门子贴片机)。

2. 多层陶瓷叠层工艺

采用多层陶瓷介质+镍内电极+锡铅/纯锡外电极结构:

  • 介质层厚度均匀,容量密度比同体积独石电容高3~5倍;
  • 内电极与介质兼容性好,避免高温老化下的电极迁移;
  • 外电极采用三层结构(镍层+锡层),焊接附着力强,回流焊后不易出现假焊。

四、品牌可靠性与环保标准

1. 风华FH品牌保障

作为国内MLCC领域老牌厂商,风华电子的产品通过ISO9001质量体系认证,批次一致性达行业领先水平;部分批次满足AEC-Q200工业级可靠性标准,可用于汽车电子(如车载蓝牙模块)、工业控制等严苛场景。

2. 环保与安全认证

符合欧盟RoHS 2.0(无铅、无镉、无汞)及REACH法规,外电极采用无铅锡层,适配绿色制造需求;同时通过UL认证,电气安全性能符合国际标准。

五、典型应用场景

  1. 射频通信模块:蓝牙/WiFi模块、5G基站小基站的信号耦合、滤波,利用C0G的低损耗保证信号传输质量;
  2. 小型消费电子:智能手表、TWS蓝牙耳机的电源滤波(DC-DC输出去耦)、传感器信号调理;
  3. 工业控制电路:PLC模块、伺服电机驱动器的中压滤波,宽温特性适配-40℃~+85℃工业环境;
  4. 医疗电子设备:便携式监护仪的信号去耦,稳定的容值特性保证医疗信号精度。

六、使用注意事项

  1. 静电防护:MLCC对静电敏感(ESD阈值≤2kV),操作时需佩戴防静电手环,贴装前避免直接接触引脚;
  2. 焊接工艺:采用回流焊,推荐温度曲线:预热区150℃180℃(60s)、回流区220℃250℃(峰值≤250℃,时间≤10s),禁止手工烙铁直接焊接;
  3. 存储条件:未开封产品存储于温度≤30℃、湿度≤60%的干燥环境,开封后12个月内使用完毕,避免端电极氧化;
  4. 机械应力:贴装后避免PCB弯曲(弯曲度≤0.5%),防止电容开裂。

该产品以平衡的性能与成本优势,成为中低压、高精度电路的优选MLCC,可满足多数电子设备的小型化与可靠性需求。

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