WMSIC Electronic Components

HRE CGA1206X7R222K202NT

ModelCGA1206X7R222K202NT
Package1206
BrandHRE
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
HRE CGA1206X7R222K202NT
Type
HRE
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HRE
Electronic Component
CGA1206X7R222K202NT
Electronic Component
1
Electronic Component
2.2nF
Package
1206
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.064g
Electronic Component
1
Electronic Component
BM0265156169
Electronic Component
X7R
Voltage
2kV
Electronic Component
Electronic Component
Electronic Component
2000

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

CGA1206X7R222K202NT 多层陶瓷贴片电容(MLCC)产品概述

一、产品基本定位与核心身份

CGA1206X7R222K202NT是芯声(HRE)品牌推出的一款高压多层陶瓷贴片电容(MLCC),针对中高压电路的稳定运行需求设计,兼具高容值密度、宽温适应性与紧凑封装特性,是工业控制、电源系统等领域的可靠无源元件选型。该产品以1206标准贴片封装为载体,适配自动化表面贴装工艺,可无缝融入高密度PCB布局。

二、核心电气参数深度解析

该产品的电气性能围绕“高压耐受+容值稳定”核心,关键参数如下:

  • 容值规格:2.2nF(对应型号代码“222”,遵循EIA容值编码规则:前两位为有效数字“22”,第三位为10的幂次“2”,即22×10²pF=2200pF=2.2nF);
  • 精度等级:±10%(型号中“K”为EIA标准精度代码,代表容值偏差在额定值的±10%范围内,满足多数工业电路的精度需求);
  • 额定电压:2kV(是该产品的核心高压特性,可稳定承载2kV直流或交流(峰值)电压,实际应用需预留10%-20%的安全裕量以应对瞬态过压);
  • 温度系数:X7R(陶瓷介质的特性代码,明确温度范围与容值变化:工作温度区间为**-55℃至+125℃**,全温区内容值偏差≤±15%,兼顾宽温适应性与容值稳定性,优于Y5V等低稳定介质)。

三、封装与物理特性

  • 封装类型:1206(英制尺寸,公制对应3216),具体尺寸为长3.2mm±0.2mm、宽1.6mm±0.15mm、厚度0.8mm±0.1mm(典型值),物理尺寸紧凑,适合高密度PCB设计;
  • 电极结构:端电极采用多层金属镀层(通常为镍+锡/铅),适配回流焊、波峰焊等常规表面贴装工艺,焊接可靠性高;
  • 机械兼容性:封装符合IPC标准,可承受工业级振动(如10-2000Hz,加速度1.5g)与冲击(如峰值加速度100g)测试,满足设备运输与运行中的机械应力需求。

四、介质材料与性能优势

采用X7R型陶瓷介质,是MLCC中“稳定型介质”的代表,相比其他介质具有明显优势:

  • 宽温稳定性:-55℃至+125℃范围内,容值变化≤±15%,避免因温度波动导致电路性能漂移(如滤波截止频率变化);
  • 低损耗特性:介质损耗角正切值(tanδ)≤0.01(1kHz下),减少电路中的能量损耗,适合长时间连续工作场景;
  • 高绝缘性:绝缘电阻≥10^10Ω(25℃,10V直流),防止漏电流过大影响电路精度与安全性。

五、典型应用场景

结合高压、稳定特性,该产品广泛应用于以下领域:

  1. 工业电源系统:开关电源的PFC电路高压滤波、DC-DC转换器的储能稳压、EMI抑制电路(如共模/差模滤波);
  2. 医疗设备:高压发生器的信号耦合、去耦电路,需宽温稳定与高可靠性的诊断设备(如CT、MRI辅助电路);
  3. 通信基站:射频前端的辅助滤波、电源模块的高压旁路电容,适配基站的宽温(-40℃至+85℃)环境;
  4. 仪器仪表:高压测试设备(如耐压测试仪)的信号耦合、滤波电路,确保测试精度稳定;
  5. 汽车电子(辅助场景):部分非车载高压系统(如充电桩辅助电路)的滤波、去耦,需验证具体车规认证(如AEC-Q200)后使用。

六、品牌与可靠性保障

芯声(HRE)作为国内专业电子元器件制造商,该产品遵循国际电工委员会(IEC 60384-1)等行业标准,通过多项可靠性测试:

  • 耐电压测试:额定电压下持续工作1000小时,容值变化≤±5%;
  • 温度循环测试:-55℃(30min)→+125℃(30min)循环500次,无开裂、容值漂移合格;
  • 湿度测试:85℃/85%RH环境下放置1000小时,绝缘电阻保持≥10^9Ω;
  • 无铅环保:端电极采用无铅镀层,符合RoHS、REACH等环保指令要求。

七、选型与使用注意事项

  1. 额定电压需匹配电路最高工作电压,建议预留10%-20%安全裕量;
  2. 焊接温度需控制在回流焊峰值温度≤245℃(时间≤10s),避免损坏介质;
  3. 若应用于高频场景(>100MHz),需考虑寄生电感影响,可并联小容值电容补偿;
  4. 存储环境建议温度≤30℃、湿度≤60%,开封后尽快使用(通常12个月内)。

总结:CGA1206X7R222K202NT凭借高压耐受、宽温稳定、紧凑封装与高可靠性,成为中高压电路设计中平衡性能与成本的理想选择,覆盖多行业的实际应用需求。

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