WMSIC Electronic Components

TDK CGA3E2X7R1C224KT0Y0N

ModelCGA3E2X7R1C224KT0Y0N
Package0603
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 Date code within 2 years

Available for RFQ

Technical data

Product details

18 specifications

Core information

Product name
TDK CGA3E2X7R1C224KT0Y0N
Type
TDK
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TDK
Electronic Component
CGA3E2X7R1C224KT0Y0N
Electronic Component
1
Electronic Component
220nF
Package
0603
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.033g
Electronic Component
1
Electronic Component
BM0248738150
Electronic Component
X7R
Voltage
16V
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.

CGA3E2X7R1C224KT0Y0N 产品概述

一、基本参数与产品定位

TDK 型号 CGA3E2X7R1C224KT0Y0N 为贴片多层陶瓷电容(MLCC),额定电容 220 nF(0.22 μF),公差 ±10%,额定电压 16 V,介质为 X7R,封装尺寸为 0603(1608 公制)。该型号定位为通用去耦、旁路与滤波用的中大容值 SMD 陶瓷电容,适用于消费类、通讯、电源模组等常见电子系统。

二、介质与温度特性

X7R 介质的温度范围为 −55°C 至 +125°C,温度系数允许在该范围内电容变化约 ±15%。相比 C0G/NP0,X7R 在温漂上不如温度补偿型介质,但能在较小体积下提供较大电容量,属于在成本与体积受限场合常用的折衷选择。

三、电气性能与设计注意事项

标称 220 nF 为室温静态测量值;实际电路中需注意两点:一是多层陶瓷电容存在直流偏压效应——在加上较高 DC 偏压时有效电容会降低;二是频率依赖性,X7R 在不同频率下表现不同。因为 ESR/ESL 很低,适合高频去耦与旁路,但在精密时间基准或高稳定性模拟电路中,建议改用 C0G/NP0 类型或采取并联补偿。

四、封装与安装要求

0603 封装(约 1.6 × 0.8 mm)适合自动化贴装与回流焊工艺。建议按照 TDK 的焊盘推荐尺寸与回流曲线进行焊接,避免在回流过程中遭受过度机械应力或温度冲击。焊盘设计应保证焊点完整并减少应力集中,元件两端焊锡填充均匀可提高可靠性。

五、典型应用场景

  • 电源去耦:靠近 IC 电源引脚抑制高频噪声。
  • 滤波与旁路:DC-DC 输出滤波、模拟信号旁路。
  • EMI 抑制:配合其他滤波器件改善系统 EMI 性能。
  • 一般能量储存与瞬态吸收(注意电压偏置影响)。

六、选型建议

若设计对容量随电压变化敏感或对温度稳定性要求高,应:

  • 在关键电源或模拟参考处考虑更高额定电压或选用 C0G/NP0;
  • 在需要更大去耦带宽时与小容值低 ESL 电容并联使用(例如 0.1 μF + 10 nF);
  • 对于高电压或过冲环境,选取额定电压更高的同类器件以增加裕量。

七、存储与可靠性注意

存储时避免潮湿与机械冲击;贴装前请按制造商的干燥处理建议进行回潮烘烤(若长时间暴露于高湿环境)。正常使用条件下 MLCC 具有长期稳定性,但在存在过大机械弯曲或热循环时可能产生裂纹,设计时应减少 PCB 弯曲并优化焊盘布局以降低应力。

八、替代与配套器件

在同一封装与相近电容量级别下,可参考其他厂商的 X7R 0603 220 nF 产品;需要更高稳定性可考虑同封装下的 C0G/NP0 但容量可能受限。配套器件常见为 0.01–0.1 μF 的并联电容,以及对应的电源滤波电感或共模电感。

总结:CGA3E2X7R1C224KT0Y0N 为一款在体积、成本与容量之间平衡良好的通用型 X7R MLCC,适合一般去耦与滤波场景。设计时应关注直流偏压与温度特性,并采取合适的 PCB 布局与焊接工艺以保证可靠性。若需更严格参数,建议查看 TDK 正式数据表并与供应商确认具体应用条件。

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