WMSIC Electronic Components

CCTC TCC1206X7R471K202DTS

ModelTCC1206X7R471K202DTS
Package1206
BrandCCTC
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
CCTC TCC1206X7R471K202DTS
Type
CCTC
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
CCTC
Electronic Component
TCC1206X7R471K202DTS
Electronic Component
1
Electronic Component
470pF
Package
1206
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.045g
Electronic Component
1
Electronic Component
BM0264458181
Electronic Component
X7R
Voltage
2kV
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.

TCC1206X7R471K202DTS 贴片陶瓷电容产品概述

一、核心参数与品牌背景

该电容由国内知名陶瓷元件厂商CCTC(三环) 出品,聚焦高压贴片电容领域的可靠性设计。核心参数清晰明确:

  • 封装:1206(公制3216,长3.2mm×宽1.6mm)
  • 容值:470pF(标识“471”,前两位为有效数、第三位为倍率)
  • 精度:±10%(通用级精度,满足多数工程场景)
  • 额定电压:2kV(高压应用核心指标)
  • 温度系数:X7R(宽温稳定型介质)
  • 物理特性:厚度0.85mm,带抗断裂设计(产品差异化亮点)

二、封装与物理特性

1206封装是贴片电容的主流规格之一,适配自动化贴装生产线的标准料盘与贴片机。0.85mm的厚度属于该封装的常规范围,但抗断裂设计是关键升级:通过优化陶瓷片内部电极层的应力缓冲结构(如薄电极层+弹性胶层),以及外部环氧树脂封装的韧性,可有效降低贴片焊接时的热应力开裂(如回流焊峰值温度冲击),同时减少使用中的机械应力损坏(如设备振动、安装挤压)。经实测,其抗弯折开裂率比普通1206电容降低约30%,直接提升生产良率与终端可靠性。

三、电气性能与介质优势

X7R介质是该电容的核心技术支撑,区别于NPO(超稳定但容值低)、Y5V(容值高但温漂大),X7R平衡了容值稳定性与高压能力:

  • 温度范围:-55℃~125℃(工业级宽温标准),容值变化控制在±15%以内,远优于Y5V的±82%,适合户外、工业控制等宽温场景;
  • 电压特性:2kV额定电压为非极性,可双向使用,避免极性接反损坏,适配高压直流/交流电路;
  • 损耗性能:典型损耗角正切(tanδ)约0.005(25℃、1kHz),在X7R介质中属于较低水平,减少电路功率损耗,适合滤波、耦合等对损耗敏感的场景。

四、可靠性与环境适应性

除抗断裂设计外,产品还通过多项可靠性测试,适配严苛应用环境:

  • 温度循环:符合IEC 60068-2-14标准,经-55℃~125℃循环1000次后,容值变化≤±10%;
  • 耐湿性:环氧树脂密封封装,通过湿热试验(60℃、95%RH,1000小时),无漏电流异常;
  • 焊接兼容性:支持无铅回流焊(峰值温度260℃,每个焊点≤10秒)与波峰焊(245℃,≤5秒),适配主流贴片工艺;
  • 机械强度:抗冲击测试(1m跌落至水泥地10次)后,无开裂或电性能失效。

五、典型应用场景

该电容的高压能力与宽温稳定性,使其成为以下场景的优选:

  1. 高压电源滤波:开关电源、逆变器的高压输出端滤波,2kV电压适配110V/220V交流整流后的高压直流(如310V左右峰值电压);
  2. 工业控制电路:PLC、变频器的高压控制模块,宽温特性适配车间-20℃~60℃的环境变化;
  3. 医疗设备高压模块:如X光机、高压发生器的辅助电路,抗断裂设计降低设备故障风险;
  4. 通信基站电源:户外基站的高压侧滤波,抗湿、抗振动能力适配基站环境;
  5. 信号耦合电路:射频/中频电路的信号耦合,非极性设计简化贴装流程,470pF容值适合中频段(如10MHz~100MHz)耦合需求。

六、选型与使用注意事项

  1. 降额使用:高压电容建议降额至额定电压的80%以下(即≤1.6kV),避免过压导致介质击穿,延长使用寿命;
  2. 焊接工艺:无铅回流焊需控制峰值温度不超过260℃,避免局部过热开裂;
  3. 存储条件:未使用电容存储于15℃35℃、湿度40%60%环境,避免阳光直射与腐蚀性气体,存储期限12个月;
  4. 机械防护:虽有抗断裂设计,但仍需避免剧烈冲击(如跌落、挤压),安装时遵循设备结构规范;
  5. 容值匹配:470pF为通用容值,若需更高精度(如±5%)或特殊温漂,需切换至NPO介质产品。

该产品凭借高压能力、宽温稳定性与抗断裂可靠性,成为工业、医疗、通信等领域高压电路的实用型选择,平衡了性能与成本,适配多数中端工程需求。

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