WMSIC Electronic Components

Walsin 0603B223K101CT

Model0603B223K101CT
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 26+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
(Walsin) 0603B223K101CT
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
0603B223K101CT
Electronic Component
1
Electronic Component
22nF
Package
0603
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.035g
Electronic Component
1
Electronic Component
BM0265085246
Electronic Component
X7R
Voltage
100V
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0603B223K101CT多层陶瓷电容(MLCC)产品概述

一、产品核心身份与定位

华新科0603B223K101CT是一款0603封装的片式多层陶瓷电容(MLCC),属于华新科常规商用/工业级MLCC系列,型号编码直接映射核心参数:

  • 前缀“0603”:英制封装规格(对应公制1608);
  • “223”:容值标识(22×10³ pF = 22nF);
  • “K”:容值精度(±10%);
  • “101”:额定电压(10×10¹ V = 100V DC);
  • 后缀“CT”:华新科内部封装或批次标识(具体需参考官方 datasheet)。

该产品定位为中容值、宽温宽、高可靠性的通用MLCC,适用于多数电子设备的电源滤波、信号耦合等场景,兼顾成本与性能。

二、关键参数深度解析

2.1 容值与精度

容值为22nF(0.022μF),精度±10%,满足大多数非极端精密的电路需求。需注意:容值会随温度、直流偏置略有变化(具体见X7R特性),实际选型需预留10%~15%余量。

2.2 额定电压

额定电压为100V DC,是该电容能长期稳定工作的最大直流电压。实际应用需遵循电压降额原则:

  • 直流场景:建议工作电压不超过80V(降额20%);
  • 交流场景:峰值电压需≤100V,或参考华新科 datasheet 中的交流额定电压曲线(通常交流额定为直流的70%左右)。

2.3 温度系数(X7R)

采用X7R陶瓷介质(Class II型MLCC),核心特性:

  • 工作温度范围:-55℃ ~ +125℃;
  • 容值变化:全温范围内≤±15%;
  • 优势:介电常数高(容值密度大),适合需要较大容值且温宽宽的场景;
  • 注意:存在直流偏置效应——施加直流电压时,容值随电压升高下降(如100V时容值可能下降约20%,需参考官方曲线)。

三、封装与物理特性

3.1 封装规格

  • 英制:0603(长0.06英寸×宽0.03英寸);
  • 公制:1608(长1.6mm×宽0.8mm);
  • 引脚间距:约0.5mm;
  • 典型厚度:0.8~1.0mm(具体见官方 datasheet)。

3.2 贴装兼容性

0603封装是SMT行业标准小封装,兼容所有常规贴片机(如富士、西门子系列),适合高密度电路板设计(如便携式设备、通信模块),可实现每平方厘米数十个电容的贴装密度。

四、材料与可靠性

4.1 介质与电极

  • 介质:X7R陶瓷(钡钛酸盐基),介电常数约2000~5000;
  • 电极:内部采用镍电极,外部引脚镀锡(无铅环保),焊接性能优异,符合RoHS、REACH标准,避免铅污染。

4.2 可靠性测试

华新科对该系列产品通过多项行业标准验证:

  • 高温寿命:125℃下施加额定电压,1000小时容值变化≤±10%;
  • 温度冲击:-55℃~+125℃循环500次,无开路/短路;
  • 湿度循环:85℃/85%RH下1000小时,绝缘电阻≥10^9 Ω;
  • 机械强度:可承受0.5mm的PCB弯曲(符合IEC 60068标准)。

五、典型应用场景

该产品因参数均衡,适用于以下核心场景:

  1. 电源滤波:工业控制电源、通信基站电源、消费电子电源的纹波抑制(如12V/24V电源的输出滤波);
  2. 信号耦合:中低频信号(音频、控制信号)的耦合电路(避免信号串扰);
  3. IC去耦:微控制器(MCU)、电源管理芯片(PMIC)的电源引脚去耦,降低高频噪声;
  4. 工业控制电路:PLC、传感器模块等宽温环境下的稳定工作;
  5. 便携式设备:智能手机、智能穿戴的高密度电路板设计(0603封装节省空间)。

六、选型与使用注意事项

  1. 电压降额:必须遵循降额原则,避免过压导致电容击穿;
  2. 直流偏置补偿:若电路存在直流偏置(如电源滤波),需参考华新科 datasheet 中的偏置曲线,预留容值余量;
  3. 温度匹配:确认应用环境温度是否在-55℃+125℃内,超出则换用X8R(-55℃+150℃)介质;
  4. 精度需求:若需更高精度(±5%),选择“J”精度的同参数型号;
  5. 焊接工艺:回流焊峰值温度控制在220℃~260℃,避免热应力导致电容开裂。

该产品作为华新科成熟系列,在性能、可靠性与成本间实现平衡,是电子设计中通用MLCC的优选之一。

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