WMSIC Electronic Components

KEMET C1206C104K5RACAUTO

ModelC1206C104K5RACAUTO
Package1206
BrandKEMET
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 25+

Available for RFQ

Technical data

Product details

18 specifications

Core information

Product name
KEMET C1206C104K5RACAUTO
Type
KEMET
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
KEMET
Electronic Component
C1206C104K5RACAUTO
Electronic Component
1
Electronic Component
100nF
Package
1206
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.035g
Electronic Component
1
Electronic Component
BM0257077697
Electronic Component
X7R
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.

C1206C104K5RACAUTO 产品概述

一、产品基本信息

C1206C104K5RACAUTO 为 KEMET(基美)品牌的贴片多层陶瓷电容(MLCC),额定参数如下:额定电容 100 nF(104),初始容差 ±10%,额定电压 50 V,介质材料为 X7R,封装为 1206(约 3.2 mm × 1.6 mm)。该型号通常面向自动贴装生产,适用于要求中等温度稳定性和较大容值密度的电子设计。

二、主要特性

  • 高容值密度:在 1206 体积内提供 100 nF 的电容量,便于在 PCB 空间受限时实现去耦和旁路功能。
  • X7R 介质:温度范围宽(典型 -55°C 至 +125°C),在该范围内容值变化可控,适合一般工业级环境。
  • 工作电压 50 V:适用于中等电压电源滤波与去耦场合。
  • 可靠的表面贴装形式:适配常见回流焊工艺与自动贴片设备,便于量产。
  • 低等效串联电阻/电感(相对电解电容):响应快,适合高频去耦和瞬态电流需求。

三、典型应用

  • 电源旁路与去耦:在稳压器输入/输出、数字电路电源域对瞬态抑制与噪声滤除。
  • 高频滤波:与电感、电阻一起构成 EMI 滤波器或射频旁路。
  • 耦合/旁通:模拟电路耦合或旁通电容,保持信号完整性。
  • 工业与消费类电子:电源模块、嵌入式系统、通信设备等场景的通用选择。

四、设计与选型要点

  • 直流偏置效应:X7R 在施加较高直流电压时会出现容值下降,实际工作容值可能低于标称值。设计时应考虑在额定电压下的有效容值,必要时选用更大标称值或更低偏置的介质。
  • 温度与频率响应:X7R 在高温或高频条件下容值有一定变化,关键电路(如精准时间常数或谐振网络)建议使用温度系数更稳定的介质(如 C0G)或通过仿真验证。
  • 电压裕量与老化:为保证长期可靠性及减小老化效应,建议根据实际工况适度电压降额使用并考虑环境应力。
  • 并联/串联策略:若需减小等效串联电阻或提高电容耐压,可通过并联/串联组合实现,但应注意失配与寄生影响。

五、封装与焊接注意

1206 封装适合自动化贴装与回流焊,常见为卷带(AUTO)包装,利于高速 SMT 生产线。推荐遵循元器件制造商提供的回流焊温升曲线和 PCB 腊膏量规范,避免过热或焊盘阻抗不匹配导致的机械应力。焊接后应避免机械弯折和强烈热冲击,以减少裂纹风险。

六、检验与采购建议

  • 在采购前确认包装形式(盘带/卷带)、焊端镀层与合规性(如需 RoHS/REACH 证书可向供应商索取)。
  • 对关键应用建议获取样品并进行电压偏置、温度循环与焊接检验,以验证在目标工况下的实际性能。
  • 若电路对容值稳定性要求较高,可考虑与供应商咨询替代介质或更小容差的型号。

总结:C1206C104K5RACAUTO 是一款面向通用电源去耦与滤波应用的 100 nF、50 V X7R MLCC,兼顾体积效率和制造便利性,适合绝大多数中等温度与中等电压场景的批量化生产与应用。

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