WMSIC Electronic Components

Walsin 0603B471K500CT

Model0603B471K500CT
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

18 specifications

Core information

Product name
(Walsin) 0603B471K500CT
Type
WALSIN
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
(WALSIN)
Electronic Component
0603B471K500CT
Electronic Component
1
Electronic Component
470pF
Package
0603
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.035g
Electronic Component
1
Electronic Component
BM0265085243
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.

华新科0603B471K500CT陶瓷电容器产品概述

一、产品身份与编码解析

华新科(Walsin)0603B471K500CT是一款通用型表面贴装陶瓷电容器,型号编码清晰对应核心属性:

  • 0603:英制封装代码,对应公制1608(长1.6mm×宽0.8mm),为小型化电路主流封装;
  • B:介质材料标识,对应X7R高温稳定型陶瓷;
  • 471:容值编码(47×10¹=470pF);
  • K:精度等级(±10%);
  • 500:额定电压(50V DC,直流工作电压上限);
  • CT:华新科特定系列标识,对应表面贴装无引脚封装细节。

二、核心电性能参数详解

该电容的关键参数直接决定适用场景,具体如下:

  1. 容值与精度:标称470pF,精度±10%,满足大多数通用电路对容值偏差的兼容要求;
  2. 额定电压:50V DC为长期工作电压上限,短时间可承受1.5倍额定电压(75V DC)的过压测试(符合IEC 60384-14标准);
  3. 温度特性:X7R介质,工作温度范围-55℃~+125℃,容值变化率控制在±15%以内(典型值±10%),相比Y5V(温度漂移大)更稳定,相比NPO(容值小)更具容量优势。

三、封装与机械规格

0603(1608公制)封装适配高密度PCB布局,机械参数精准:

  • 尺寸:长1.6±0.15mm,宽0.8±0.15mm,厚度0.8±0.1mm;
  • 电极:镍/锡(Ni/Sn)镀层,兼容回流焊、波峰焊工艺,焊接可靠性高;
  • 重量:约0.01g,轻量化设计适合便携设备与小型化模块。

四、材料特性与可靠性

X7R介质的陶瓷电容兼具温度稳定性与成本优势:

  • 宽温可靠性:在-55℃~+125℃范围内,容值漂移小,适合汽车辅助系统、工业控制等宽温场景;
  • 寿命表现:额定条件(25℃、50V DC)下工作寿命≥10万小时,湿度测试(85℃/85%RH,1000小时)后容值变化≤±5%;
  • 偏置适应性:直流偏置电压≤20V时,容值变化≤±10%,高偏置场景需注意降额选型。

五、典型应用场景

因体积小、性能均衡,该电容广泛应用于以下领域:

  1. 消费电子:智能手机、平板的电源滤波(去耦电容)、音频/射频链路信号耦合;
  2. 通信设备:路由器、交换机的电源噪声抑制、时钟电路谐振;
  3. 工业控制:PLC、传感器模块的信号滤波、直流电源滤波;
  4. 汽车电子:车载信息娱乐系统、辅助驾驶传感器的信号处理(华新科部分X7R产品符合AEC-Q200汽车级标准,需确认具体批次)。

六、选型与使用注意事项

  1. 电压降额:建议实际工作电压不超过额定电压的80%(即40V DC),延长寿命并降低失效风险;
  2. 温度限制:避免长期工作在125℃以上,否则容值漂移超出规格;
  3. 焊接工艺:回流焊峰值温度≤245℃(时间≤10秒),手工焊温度≤350℃(时间≤3秒),符合J-STD-020标准;
  4. 偏置考虑:高直流偏置(>30V DC)场景需计算容值降额,必要时选择更高容值的同系列产品;
  5. 极性:陶瓷电容无极性,安装无需区分正负,但需确保电极与PCB焊盘对齐。

该产品平衡了体积、性能与成本,是通用电子电路中电源滤波、信号耦合的高性价比选择。

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