WMSIC Electronic Components

Walsin 0603X475K100CT

Model0603X475K100CT
Package0603
Brand(Walsin)
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

20 specifications

Core information

Product name
(Walsin) 0603X475K100CT
Type
WALSIN
Unit
Electronic Component
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
(WALSIN)
Electronic Component
0603X475K100CT
Electronic Component
1
Electronic Component
4.7uF
Package
0603
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.035g
Electronic Component
1
Electronic Component
BM0265085258
Electronic Component
X5R
Voltage
10V
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.

华新科0603X475K100CT 多层陶瓷电容(MLCC)产品概述

一、核心参数精准解析

华新科0603X475K100CT是一款面向低压高频场景的多层陶瓷电容(MLCC),核心参数完全匹配消费电子与便携设备的设计需求,各参数含义与规格如下:

  • 容值与精度:标称容值4.7μF(标识“475”对应47×10⁵pF=4.7μF),精度±10%(标识“K”为E24系列精度等级),满足一般电路对容值偏差的容错要求;
  • 额定电压:10V(标识“100”对应10×10⁰V=10V),适配3.3V、5V等主流低压供电系统;
  • 温度系数:X5R陶瓷介质,温度范围为-55℃~+85℃,容值变化率≤±15%(相对于25℃基准),兼顾宽温适应性与容值稳定性;
  • 封装规格:0603英制封装(公制1608,长1.6mm×宽0.8mm),是小型化电路高密度集成的主流选择。

二、封装与物理特性

0603封装的物理尺寸紧凑,是实现PCB窄间距布局的关键:

  • 尺寸参数:典型长1.6±0.2mm、宽0.8±0.2mm、厚0.8±0.1mm,重量约0.01g,可适配智能手机、智能手环等便携设备的内部空间;
  • 焊盘设计:建议焊盘尺寸为长1.2mm×宽0.6mm,保证焊接可靠性与机械强度,避免虚焊或脱落;
  • 端电极工艺:采用镍-锡(Ni-Sn)端电极,兼容回流焊、波峰焊等自动化工艺,焊接后与PCB的结合力符合IPC-A-610标准。

三、电气性能核心优势

该电容基于X5R介质,平衡了容值稳定性与高频特性:

  1. 容值稳定性:在-55℃~+85℃范围内,容值变化控制在±15%以内,避免因温度波动导致电路性能漂移(如滤波效果下降);
  2. 低损耗特性:1kHz频率下,损耗角正切(tanδ)≤1.0%,ESR(等效串联电阻)相对较低,适合电源滤波、信号耦合等应用;
  3. 高频响应:陶瓷电容的高频特性优异,在10MHz以上仍能保持有效容值,可满足高速数字电路(如CPU、FPGA周边)的去耦需求;
  4. 电压兼容:额定电压10V,建议工作电压不超过8V(80%降额),可有效延长介质寿命,避免长期过压导致容值老化。

四、典型应用场景

0603X475K100CT因小封装、低压稳定的特点,广泛应用于以下领域:

  1. 便携电子设备:智能手机主板、智能手环传感器模块、蓝牙耳机充电电路;
  2. 消费电子终端:电视遥控器按键电路、智能家居温湿度传感器、小型家电(如加湿器)控制器;
  3. 通信模块:WiFi模块电源滤波、蓝牙模块信号耦合、小型路由器接口电路;
  4. 工业低功耗设备:远程监控终端传感器节点、低功耗PLC辅助电源电路。

五、品牌与可靠性保障

华新科(Walsin)作为全球前五大MLCC供应商,该产品的可靠性经过多重验证:

  • 环保合规:符合RoHS 2.0、REACH等国际环保标准,无铅无卤,适配出口产品需求;
  • 可靠性测试:通过温度循环(-55℃~+85℃,500次)、湿度老化(85℃/85%RH,1000小时)、焊接热冲击等测试,MTBF(平均无故障时间)达10⁶小时以上;
  • 一致性保障:批量生产的参数一致性高,适合大规模自动化贴装,降低生产良率波动。

六、选型与使用注意事项

为确保产品性能与寿命,需注意以下要点:

  1. 电压降额:避免长期工作电压超过8V,防止介质极化老化导致容值下降;
  2. 温度限制:工作环境温度不超过85℃,超出范围会使容值变化超出规格(如+100℃时容值下降可能超过20%);
  3. 焊接工艺:回流焊峰值温度控制在245±5℃,时间不超过10秒,避免手工焊温度过高(>300℃)损坏电容;
  4. 静电防护:生产过程需佩戴ESD手环,避免静电击穿电容(陶瓷电容对静电敏感,需全程ESD防护);
  5. 高频应用:高频下容值会因寄生电感略有下降(如100MHz时容值约为标称值的80%),选型时可适当预留10%~20%余量。

该产品凭借小封装、稳定性能与高可靠性,成为消费电子与便携设备领域的主流选型之一,可满足多数低压高频电路的设计需求。

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