WMSIC Electronic Components

Walsin 0603B103K250CT

Model0603B103K250CT
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 Option 73151

Availability on request

Technical data

Product details

18 specifications

Core information

Product name
(Walsin) 0603B103K250CT
Type
0603
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
(WALSIN)
Electronic Component
0603B103K250CT
Electronic Component
1
Electronic Component
10nF
Package
0603
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.035g
Electronic Component
1
Electronic Component
BM0264397039
Electronic Component
X7R
Voltage
25V
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.

0603B103K250CT 陶瓷电容器产品概述

一、产品核心参数与标识解析

0603B103K250CT是华新科(Walsin)推出的多层陶瓷电容器(MLCC),核心参数及标识逻辑清晰,覆盖通用电路的核心需求:

  • 容值:10nF(标识“103”为EIA容值代码,代表10×10³ pF=10000pF=10nF);
  • 精度:±10%(“K”为EIA精度代码,容值偏差范围明确);
  • 额定电压:25V(“250”表示额定直流电压25V,交流电压需按峰值降额使用);
  • 材质:X7R(多层陶瓷介质,对应温度特性-55℃~+125℃,容值变化率≤±15%);
  • 封装:0603(英制,对应公制1608,尺寸1.6mm×0.8mm,厚度约0.5mm);
  • 品牌:华新科(全球MLCC主流供应商,以高一致性、可靠性为核心优势)。

二、X7R材质特性与性能优势

X7R是MLCC中应用最广泛的介质材质,其特性直接决定了产品的平衡性能:

  1. 温度稳定性:工作温度范围-55℃~+125℃,容值随温度变化偏差≤±15%(远优于Y5V等低稳定材质),适配工业级、消费电子的复杂环境;
  2. 容值密度:相比NPO(COG)材质(容值范围窄、温度稳定性极高),X7R容值密度更高(10nF在0603封装下易实现),适合滤波、耦合等通用功能;
  3. 高频性能:低等效串联电阻(ESR)与低等效串联电感(ESL),在10MHz以下频率范围内表现优异,可有效抑制高频噪声;
  4. 成本优势:比高精度NPO材质性价比更高,适合大规模量产的通用电路。

三、封装规格与安装适配性

0603(1608公制)封装是小型化电子设备的主流选择,适配性体现在:

  • 尺寸紧凑:1.6mm×0.8mm的体积,显著提升PCB集成密度,满足智能手机、可穿戴设备等小型化产品需求;
  • 焊接兼容性:表面贴装(SMD)封装,支持回流焊、波峰焊工艺,与常规0603焊盘尺寸完全匹配,焊接良率高;
  • 无极性设计:两端电极无正负极区分,简化生产安装流程,降低出错率。

四、典型应用场景

0603B103K250CT因参数均衡,广泛应用于以下领域:

  1. 消费电子:智能手机、平板电脑的电源滤波(如DC-DC转换电路输入/输出旁路)、音频信号耦合、射频前端噪声抑制;
  2. 通信设备:路由器、交换机的电源模块滤波、LAN接口信号调理、基站射频电路耦合电容;
  3. 工业控制:PLC输入输出模块滤波、传感器信号调理电路耦合、工业电源噪声抑制;
  4. 汽车电子(通用级):车载中控、仪表盘小信号电路滤波、倒车影像模块耦合电容(需确认环境温度要求)。

五、质量与可靠性保障

华新科对该产品的可靠性管控严格,符合多项行业标准:

  • 环保认证:通过RoHS、REACH认证,无铅无卤,满足欧盟环保要求;
  • 可靠性测试:经过高低温循环(-55℃+125℃,1000次)、湿度测试(85℃/85%RH,1000h)、振动测试(102000Hz,1.5g加速度)等验证;
  • 一致性管控:自动化叠层生产技术,容值、精度一致性好,减少批量应用中的参数偏差。

六、选型与使用注意事项

为确保性能稳定,需注意以下要点:

  1. 电压降额:实际直流电压需低于25V(建议降额至20V以下),交流电压按峰值计算后降额,避免过压损坏;
  2. 温度限制:工作环境温度需控制在-55℃~+125℃以内,超出可能导致容值漂移或介质老化;
  3. 精度匹配:±10%精度适合通用电路,若需高精度(±1%)或极低温度漂移(NPO材质),需更换型号;
  4. 焊盘设计:PCB焊盘建议长1.21.4mm、宽0.60.8mm,避免立碑、虚焊等缺陷。

该产品凭借参数均衡、可靠性高、成本优势,成为电子设备通用滤波/耦合电路的主流选择。

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