WMSIC Electronic Components

Walsin 0603B222K500CT

Model0603B222K500CT
Package0603
Brand(Walsin)
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+

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Technical data

Product details

20 specifications

Core information

Product name
(Walsin) 0603B222K500CT
Type
WALSIN
Unit
Electronic Component
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
(WALSIN)
Electronic Component
0603B222K500CT
Electronic Component
1
Electronic Component
2.2nF
Package
0603
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.035g
Electronic Component
1
Electronic Component
BM0264549884
Electronic Component
X7R
Voltage
50V
Electronic Component
Electronic Component
Electronic Component
4000

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

华新科0603B222K500CT陶瓷电容产品概述

一、产品型号与核心标识解析

华新科0603B222K500CT是一款表面贴装多层陶瓷电容(MLCC),型号各部分对应明确的参数定义,便于快速选型:

  • 0603:英制封装代码,对应公制1608(长1.6mm×宽0.8mm),是小型化电子设备的主流封装;
  • B:华新科该系列材质/系列标识,对应X7R温度系数;
  • 222:容值编码(前两位有效数字+幂次),即22×10²=2200pF=2.2nF;
  • K:容值精度标识,代表**±10%公差**;
  • 500:额定直流电压(DC Rating),即50V;
  • CT:制程与封装后缀,通常代表无铅表面贴装(符合RoHS 2.0及REACH法规)。

二、关键电气与物理参数详解

2.1 电气参数(测试条件:25℃、1kHz)

参数 规格值 说明 标称容值 2.2nF(2200pF) 实际容值范围:1.98nF~2.42nF(±10%) 额定电压 50V DC 直流工作电压上限,需留裕量(建议≤40V) 温度系数 X7R 温度范围-55℃~+125℃,容值变化≤±15% 损耗因数(DF) ≤2.5% 信号传输损耗小,适合高频电路 绝缘电阻(IR) ≥10¹⁰Ω 漏电流低,避免对电路干扰

2.2 物理参数

  • 封装尺寸:1.60±0.15mm(长)×0.80±0.15mm(宽)×0.80±0.10mm(厚);
  • 电极镀层:镍(Ni)打底+锡(Sn)表面,无铅制程;
  • 介质结构:多层陶瓷叠层,保证容值稳定性与小型化。

三、X7R介质特性与应用适配性

X7R是MLCC中通用型介质的核心代表,其特性平衡了温度稳定性与容值密度:

  • 对比NP0(C0G):温度稳定性略低,但容值范围更广(支持nF级至μF级),成本更低;
  • 对比Y5V:温度稳定性更高(宽温范围-55℃~+125℃),但容值密度稍低;
  • 核心优势:在工业级温度范围内容值波动小,适配多数低压电路的可靠性需求。

适配场景包括:电源滤波、信号耦合、去耦电路、小型化设备的电源管理模块等。

四、封装与可靠性优势

0603封装的设计与华新科的制程工艺,保证了产品的工业级可靠性:

  1. 自动化生产适配:表面贴装设计,兼容高速SMT产线,回流焊/波峰焊兼容性好(峰值温度260℃/10s);
  2. 环境耐受性:通过85℃/85%RH/50V加速寿命测试(1000h),容值变化≤±10%,绝缘电阻≥10⁹Ω;
  3. 机械强度:封装结构抗机械应力(如振动、跌落),符合IEC 60384-14标准。

五、典型应用领域

  1. 消费电子:智能手机、平板、智能穿戴的电源去耦、音频信号耦合;
  2. 工业控制:PLC、传感器模块、电机驱动的滤波与耦合电路;
  3. 汽车电子:车载信息娱乐系统、辅助驾驶模块的低压辅助电路(部分批次符合AEC-Q200);
  4. 通信设备:小型基站、路由器的高频滤波与去耦。

六、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%(≤40V),避免长期过载;
  2. 温度限制:环境温度需控制在-55℃~+125℃,极端低温(<-55℃)会导致容值骤降;
  3. 精度升级:若需±5%精度,可选择同系列J档型号(0603B222J500CT);
  4. 焊接工艺:遵循华新科推荐的回流焊温度曲线,避免局部过热导致封装开裂。

该型号凭借高性价比、宽温稳定性与小型化设计,成为电子设备中通用滤波/耦合电路的主流选择。

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