WMSIC Electronic Components

TDK CGA1A2X7R1C221KT0YNN

ModelCGA1A2X7R1C221KT0YNN
Package0201
BrandTDK
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
TDK CGA1A2X7R1C221KT0YNN
Type
TDK
Minimum package
15000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TDK
Electronic Component
CGA1A2X7R1C221KT0YNN
Electronic Component
1
Electronic Component
220pF
Package
0201
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.008g
Electronic Component
1
Electronic Component
BM0265157861
Electronic Component
X7R
Voltage
16V
Electronic Component
Electronic Component
Electronic Component
15000

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

TDK CGA1A2X7R1C221KT0YNN 多层陶瓷贴片电容(MLCC)产品概述

一、产品核心参数与型号解读

TDK CGA1A2X7R1C221KT0YNN是一款通用型多层陶瓷贴片电容(MLCC),核心参数与型号拆解如下:

  • 型号逻辑:CGA(TDK MLCC通用系列标识)+ 1A(额定电压16V)+ 2X7R(温度特性X7R)+ 1C(容值代码221pF,即22×10¹=220pF)+ K(容值精度±10%)+ T0(封装0201)+ YNN(端电极细节);
  • 核心参数:容值220pF±10%、额定电压16V、温度范围-55℃~+125℃(X7R)、封装0201(0.5mm×0.3mm)。

二、关键性能特性

  1. 宽温容值稳定性:X7R温度特性使容值在-55℃至+125℃内漂移≤±15%,优于Y5V等低稳定电容,可适应复杂环境(如户外IoT设备);
  2. 高频低损耗:多层陶瓷叠层工艺降低ESR(等效串联电阻)和ESL(等效串联电感),适合射频(RF)电路、高速数字电路的滤波与耦合;
  3. 小型化高密度:0201封装仅0.5mm×0.3mm,大幅减少PCB占位,适配移动设备、可穿戴设备的紧凑设计;
  4. 高可靠性:TDK成熟陶瓷配方与叠层工艺,配合镍锡端电极,耐焊接热、抗振动性能优异,符合IEC 60068可靠性标准。

三、典型应用场景

  1. 消费电子:智能手机/平板的蓝牙/WiFi模块滤波、电源管理单元(PMU)去耦,满足低电压、小尺寸需求;
  2. 可穿戴设备:智能手表/手环的传感器耦合、低功耗电源滤波,适配1cm³级别的内部空间;
  3. IoT设备:智能家居节点、无线传感器的信号滤波与电源稳定,支持-20℃~+60℃的日常环境;
  4. 通信模块:4G/5G小基站、路由器的高速数字电路去耦,利用低ESR抑制高频噪声。

四、封装与工艺优势

  1. 0201封装适配性:符合IPC标准,兼容主流SMT生产线,焊接工艺成熟(回流焊温度220℃~260℃);
  2. 叠层精度控制:TDK高精度叠层技术保证陶瓷层与电极对齐,批量容值一致性≤±10%,避免电路性能波动;
  3. 端电极可靠性:镍锡镀层(Ni/Sn)焊接润湿性好,无开裂风险,支持多次回流焊(≤3次)。

五、可靠性与环境适应性

  1. 温度覆盖:工作温度-55℃+125℃,可兼容工业级(-40℃+85℃)及部分汽车级(-40℃~+125℃)场景(需确认具体认证);
  2. 耐环境测试:通过湿度循环(IEC 60068-2-67)、振动测试(10Hz~2000Hz,加速度2g),抗潮湿、抗振动能力突出;
  3. 长期稳定性:老化测试后失效率≤0.1%/1000小时,满足电子设备5年以上使用寿命需求。

六、应用注意事项

  1. 电压余量:实际工作电压需低于16V(建议留20%余量,如≤12.8V),避免过压击穿;
  2. 温度匹配:若需极高容值稳定性(如高精度振荡器),需选NPO/COG电容,X7R更适合滤波/耦合;
  3. 焊接工艺:手工焊接需用细烙铁头,焊接时间≤3秒;回流焊需控制升温速率(≤2℃/s),避免热应力开裂;
  4. PCB布局:去耦电容需靠近IC电源引脚(间距≤1mm),减少引线电感,最大化噪声抑制效果。

该产品凭借小尺寸、宽温稳定、高可靠性等特点,成为移动电子、IoT等领域的主流选型之一。

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