WMSIC Electronic Components

Walsin 0805B223K500CT

Model0805B223K500CT
Package0805
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) 0805B223K500CT
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
0805B223K500CT
Electronic Component
1
Electronic Component
22nF
Package
0805
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.034g
Electronic Component
1
Electronic Component
BM0265428856
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0805B223K500CT陶瓷电容产品概述

华新科(Walsin)作为全球被动元件领域的主流供应商,其0805B223K500CT型号多层陶瓷电容(MLCC)凭借紧凑封装、稳定性能和适配性强的参数,广泛应用于消费电子、工业控制等通用场景。以下从核心属性、材质特点、应用场景等维度梳理产品概述。

一、产品核心属性梳理

0805B223K500CT的型号编码清晰对应关键参数,便于快速识别:

  • 封装:0805英制(公制2012),尺寸约2.0mm×1.2mm×0.8mm,为贴片小封装;
  • 容值:223(编码规则:前两位为有效数,第三位为10的幂次,即22×10³pF=22nF);
  • 精度:K(±10%),满足大多数通用电路的滤波、耦合精度需求;
  • 额定电压:500(50V),适用于低压至中压电路(建议实际工作电压不超过40V以保障长期可靠性);
  • 温度系数:X7R(行业标准定义:-55℃至+125℃范围内,容值变化≤±15%);
  • 环保标准:符合RoHS、REACH,无铅无卤,适配全球市场要求。

二、X7R材质的性能优势

X7R是MLCC的主流材质之一,核心优势在于温度稳定性与成本的平衡:

  • 温度适应性广:可覆盖工业级(-40℃至+100℃)和消费级(-20℃至+85℃)常见工作环境,容值变化远小于Y5V等低成本材质;
  • 电压稳定性较好:在额定电压范围内,容值随电压波动小(约±5%以内),适合需要稳定滤波效果的电路;
  • 成本可控:相比高精度NPO材质,X7R的制造成本更低,适合批量应用场景(如消费电子、小型家电)。

三、0805封装的适配性

0805封装是电子设计中最常用的小封装之一,适配多种场景:

  • 高密度PCB设计:体积小( footprint约0.24cm²),可在有限空间内布局更多元件,满足智能手机、平板等便携设备的小型化需求;
  • 工艺兼容性强:支持回流焊、波峰焊等常规贴片工艺,与多数PCB板的焊盘设计兼容,生产效率高;
  • 机械强度可靠:贴片封装的抗振动性能优于直插,适合轻度振动环境(如车载充电器、小型工业仪器)。

四、典型应用场景举例

0805B223K500CT的参数匹配多种通用电路,常见应用包括:

  1. 消费电子:智能手机主板的5V电源滤波、音频模块耦合电容,可有效滤除高频噪声,保障音频信号清晰;
  2. 网络设备:路由器、交换机的信号滤波,减少电磁干扰对数据传输的影响;
  3. 工业控制:PLC模块的旁路电容、传感器接口电路的耦合,适配-40℃至+85℃的工业环境;
  4. 小型家电:智能插座、加湿器的电源滤波,提升设备EMI(电磁干扰)性能,符合安规要求。

五、可靠性与采购参考

华新科的MLCC产品经过严格的可靠性测试(如高温负载测试、温度循环测试),失效率符合行业标准。采购时需注意:

  • 优先选择原厂授权代理商,保障正品(避免仿冒品导致的电路故障);
  • 若应用于汽车电子(需AEC-Q200认证),需确认该型号是否为车规版本(常规型号无此认证);
  • 存储需防潮(湿度≤60%),避免长期暴露于高湿环境影响焊盘可焊性。

该产品以平衡的性能和成本,成为通用电路中滤波、耦合、旁路等功能的优选元件,适合对体积、稳定性有要求的中低端至中端应用场景。

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