WMSIC Electronic Components

TDK CGA3E2X8R1H473KT0Y0H

ModelCGA3E2X8R1H473KT0Y0H
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 26+

Available for RFQ

Technical data

Product details

18 specifications

Core information

Product name
TDK CGA3E2X8R1H473KT0Y0H
Type
TDK
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TDK
Electronic Component
CGA3E2X8R1H473KT0Y0H
Electronic Component
1
Electronic Component
47nF
Package
0603
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.035g
Electronic Component
1
Electronic Component
BM0265157857
Electronic Component
X8R
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.

TDK CGA3E2X8R1H473KT0Y0H 多层陶瓷电容(MLCC)产品概述

TDK CGA3E2X8R1H473KT0Y0H是一款针对工业控制、汽车电子、通信设备等场景优化的小型化多层陶瓷电容(MLCC),凭借宽温稳定性、高可靠性及紧凑封装,成为电路滤波、耦合、旁路的实用选型。以下从核心参数、特性、应用等维度展开详细概述。

一、核心参数概览

该型号的参数设计精准匹配中低压电路的常规需求,关键指标如下:

  • 容值与精度:47nF(即47×10³pF),±10%精度——满足多数工业/消费类电路对容量偏差的容忍度,无需额外高精度成本;
  • 额定电压:50V DC——支撑低压电路的工作电压(建议留1.2~1.5倍余量,适配电源波动);
  • 温度特性:X8R——工作温度范围**-55℃150℃**,电容变化率≤±15%(优于普通X7R的-55℃125℃范围);
  • 封装尺寸:0603(英制代码,对应公制1.6mm×0.8mm×0.8mm)——小型化设计适配高密度电路板;
  • 品牌与系列:TDK CGA系列——依托TDK成熟的陶瓷叠层工艺,保障容值一致性。

二、关键特性解析

该型号的核心优势集中在宽温稳定性与应用适配性,具体表现为:

1. 极端温度下的电容稳定性

X8R温度特性是其核心亮点:不同于普通陶瓷电容(如Y5V)随温度剧烈波动,X8R在-55℃~150℃范围内,电容变化始终控制在±15%以内。这一特性可避免高温环境(如汽车发动机舱、工业高温传感器)中电路性能漂移,减少信号失真。

2. 小型化与高密度适配

0603封装的尺寸仅为1.6mm×0.8mm,厚度约0.8mm,适配轻薄化产品(如智能手机、智能穿戴)及高密度电路板(如基站射频模块)。同时,封装的抗弯曲性能可承受回流焊、波峰焊等组装工艺的机械应力。

3. 高可靠性工艺

  • 端电极设计:采用镍锡镀层(部分批次含抗硫化涂层),提升焊接可靠性,减少虚焊、脱焊风险;
  • 低损耗特性:陶瓷材料的低介电损耗(DF≤0.1%),适合高频电路中的信号传输(如通信基站的射频滤波);
  • 耐环境性能:通过85℃/85%RH湿度测试(1000小时),端电极无腐蚀,容值稳定。

三、典型应用场景

该型号的参数特性覆盖多领域需求,常见应用包括:

1. 汽车电子领域

  • 发动机控制单元(ECU)的滤波电路:适配发动机舱120℃~150℃的高温环境;
  • 车载传感器(温度/压力传感器)的信号耦合:宽温范围保障传感器在不同季节的信号精度;
  • 车载电源管理模块:50V电压余量支撑12V/24V系统的电源波动。

2. 工业控制领域

  • PLC(可编程逻辑控制器)的输入输出模块:满足工业现场-40℃~85℃的温度要求;
  • 工业机器人伺服驱动电路:低损耗特性减少驱动信号的能量损耗。

3. 通信设备领域

  • 基站射频模块的滤波/耦合:小型化封装适配基站高密度布局,低损耗保障信号质量;
  • 路由器/交换机的电源滤波:50V电压适配24V供电系统的滤波需求。

4. 消费电子领域

  • 智能手机PMIC(电源管理芯片)的滤波:0603封装适配设备轻薄化趋势;
  • 智能家电(如扫地机器人)的控制电路:宽温特性适配家庭环境的温度变化。

四、选型与使用注意事项

在电路设计中选择该型号需注意以下要点:

  1. 电压余量:电路工作电压需低于50V DC,建议实际工作电压≤30V(留1.6倍余量),避免过压损坏;
  2. 温度匹配:若工作温度超过125℃(如汽车发动机舱),优先选X8R;若低于125℃,可考虑同系列X7R型号(成本略低);
  3. 精度需求:若需±5%高精度,需替换为同系列精度更高的型号(如CGA3E2X8R1H473JT0Y0H);
  4. 焊盘设计:0603封装的焊盘尺寸建议为1.0mm×0.6mm,需与电路板封装库匹配,避免焊接不良。

五、品质与认证

TDK该型号具备行业认可的可靠性认证:

  • 符合AEC-Q200汽车电子标准(部分批次),通过150℃下1000小时寿命测试(容值变化≤±10%,绝缘电阻≥1GΩ);
  • 符合IEC 61000-4-3电磁兼容标准,低寄生参数减少电路EMI干扰;
  • 符合RoHS环保指令,无铅端电极适配绿色制造需求。

综上,TDK CGA3E2X8R1H473KT0Y0H是一款宽温稳定、小型可靠的MLCC,适用于中低压、高温或紧凑空间的电路场景,是工业、汽车、通信等领域的实用选型。

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