WMSIC Electronic Components

HRE CAI0603X7R221K101JT

ModelCAI0603X7R221K101JT
Package0603
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 Option 71844

Availability on request

Technical data

Product details

18 specifications

Core information

Product name
HRE CAI0603X7R221K101JT
Type
0603
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HRE
Electronic Component
CAI0603X7R221K101JT
Electronic Component
1
Electronic Component
220pF
Package
0603
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.035g
Electronic Component
1
Electronic Component
BM0265851140
Electronic Component
X7R
Voltage
100V
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.

CAI0603X7R221K101JT 贴片多层陶瓷电容(MLCC)产品概述

一、产品定位与核心属性

CAI0603X7R221K101JT是HRE芯声推出的通用型贴片多层陶瓷电容(MLCC),主打小型化、高稳定性与中等电压耐受能力,适配消费电子、工业控制等多场景的电路设计需求。作为0603封装的被动元器件,它以紧凑体积实现了220pF容值与100V额定电压的平衡,是高密度PCB布局中常见的滤波、耦合元件选择。

二、关键参数详细解读

该型号的核心参数可从型号编码与官方规格直接对应,各参数的实际意义如下:

  • 容值与精度:221(220pF)±10%(K)。型号中“221”为3位电容代码(前两位有效数+第三位10的幂次),即22×10¹=220pF;“K”代表精度±10%,满足多数常规电路对容值一致性的要求(无需超精密级精度)。
  • 额定电压:100V。型号中“101”对应100V额定电压(实际以官方标注为准),工作时电压不得超过此值,否则可能导致陶瓷介质击穿。
  • 温度系数:X7R。这是MLCC的经典稳定材质,工作温度范围为**-55℃~+125℃**,容值变化控制在±15%以内——相比Y5V等低成本材质,X7R的温度稳定性更优,适合环境温度波动较大的场景(如户外设备、车载辅助电路)。

三、封装与物理特性

采用0603封装(英制编码,对应公制1.6mm×0.8mm×0.5mm左右的尺寸),属于小型贴片封装:

  • 体积紧凑:仅为常规直插电容的1/10左右,可大幅减少PCB占用空间,适配智能手机、智能穿戴等便携设备的高密度布局。
  • 结构可靠:多层陶瓷叠层结构,无引线设计,抗振动、抗冲击能力强(可承受10g以上振动,符合多数工业/消费设备的可靠性要求)。
  • 焊接兼容:支持回流焊、波峰焊等常规表面贴装工艺,无铅无卤设计符合RoHS 2.0环保标准,适配绿色电子产品生产。

四、典型应用场景

结合参数与封装特性,该型号的主要应用方向包括:

  1. 消费电子:智能手机、平板电脑的电源滤波(如DC-DC输出端)、音频电路耦合(如耳机接口信号隔离)。
  2. 工业控制:小型PLC模块、传感器信号调理电路的滤波(如模拟量输入输出端)、继电器驱动电路的噪声抑制。
  3. 通信设备:小型路由器、无线AP的射频电路耦合(如WiFi模块信号传输)、电源模块滤波。
  4. 汽车电子(非车规级):车载音响、仪表盘辅助电路的滤波(需注意:若需车规级需确认AEC-Q200认证,此型号为常规工业/消费级)。

五、品牌可靠性与环保要求

HRE芯声作为国内被动元器件领域的专业厂商,该型号具备以下优势:

  • 环保合规:符合RoHS 2.0、REACH SVHC清单要求,无铅无卤,避免有害物质对环境与人体的影响。
  • 可靠性测试:通过高温高湿(85℃/85%RH,1000小时)、温度循环(-55℃~+125℃,500次)等常规测试,长期工作寿命可达10万小时以上(额定条件下)。
  • 一致性保障:采用自动化生产工艺,容值、电压等参数一致性好,减少批量应用中的电路性能波动。

六、选型与使用注意事项

为确保电路稳定,使用时需注意以下要点:

  1. 电压匹配:电路工作电压需低于100V额定值(建议留20%余量,避免瞬态电压冲击)。
  2. 温度范围:避免在超过-55℃~+125℃的环境中使用,否则容值变化可能影响电路性能。
  3. 焊接工艺:回流焊温度需控制在220℃~250℃之间(峰值不超过260℃),避免过热导致陶瓷层开裂。
  4. 存储条件:常温干燥环境存储(温度25℃±5℃,湿度≤60%),开封后尽快使用(建议1个月内),防止引脚氧化影响焊接质量。

该型号凭借“小体积+高稳定+中等电压”的组合,成为消费电子、工业控制等领域的高性价比选择,适配多数常规电路的滤波、耦合需求。

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