WMSIC Electronic Components

Walsin 0805B104K250CT

Model0805B104K250CT
Package0805
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+

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Technical data

Product details

20 specifications

Core information

Product name
(Walsin) 0805B104K250CT
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
0805B104K250CT
Electronic Component
1
Electronic Component
100nF
Package
0805
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.034g
Electronic Component
1
Electronic Component
BM0230812379
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.

华新科0805B104K250CT陶瓷电容产品概述

一、产品基本属性解析

华新科(Walsin)0805B104K250CT是一款表面贴装(SMD)多层陶瓷电容(MLCC),核心参数明确且适配中低压电路需求:

  • 基础参数:容值100nF(即104,10×10⁴pF)、精度±10%(标识“K”)、额定电压25V(型号中“250”为电压值除以10的简化标注)、温度系数X7R;
  • 型号拆解:0805为英制封装尺寸(对应公制2012),“B”代表华新科常规MLCC系列,“104”为容值编码,“K”为精度等级,“250”对应25V额定电压,“CT”为封装/包装细分标识;
  • 品牌与封装:华新科作为国内MLCC主流厂商,产品一致性稳定;0805封装体积紧凑(2.0mm×1.25mm),适配高密度PCB设计。

二、核心技术特性

2.1 温度稳定性(X7R核心优势)

X7R是MLCC常用温度系数之一,定义为:

  • 工作温度范围:-55℃至+125℃;
  • 容值变化率:≤±15%(在全温区范围内);
    该特性平衡了宽温适应性与成本,既避免了Y5V(容值随温度变化达±20%以上)的不稳定问题,又比NPO(高精度但容值上限低)更适合100nF级大容量场景。

2.2 电气性能适配性

  • 额定电压25V:满足5V、12V等低压直流/交流电路需求,可用于电源滤波、信号耦合等常规场景;
  • 高频响应:陶瓷介质固有高频特性,适合CPU电源去耦、射频电路匹配等对高频性能要求较高的环节;
  • 精度适配:±10%精度无需额外校准,满足多数工业控制、消费电子的设计裕量需求。

三、封装与典型应用场景

3.1 封装特点

0805封装为表面贴装设计,具备以下优势:

  • 体积紧凑:适合智能手机、智能手表等小型化终端的主板布局;
  • 自动化兼容:支持回流焊、波峰焊工艺,适配大规模自动化生产;
  • 机械强度:焊点牢固,耐振动、冲击(符合电子设备常规可靠性要求)。

3.2 典型应用领域

  1. 消费电子:手机主板电源滤波、平板音频耦合、笔记本电脑接口去耦;
  2. 工业控制:PLC模块电源去耦、传感器节点信号滤波、小型电机驱动电路;
  3. 通信设备:路由器/交换机电源模块滤波、以太网接口EMI抑制;
  4. 汽车电子:车载中控屏、倒车雷达等低压辅助系统的电路滤波(需确认具体项目的汽车级认证,常规X7R可满足一般车载环境)。

四、可靠性与环境适应性

  • 环保合规:符合RoHS、REACH标准,无铅焊接兼容,适配绿色制造需求;
  • 寿命稳定性:陶瓷介质无电解液干涸问题(对比电解电容),长期工作寿命可达数万小时;
  • 温循耐受:可承受-40℃至+85℃的温度循环(1000次以上),适配户外设备或温差较大的场景。

五、选型价值与市场定位

0805B104K250CT是华新科针对中低端到中端电路的主流选型,核心价值在于:

  • 成本平衡:比钽电容性价比高30%以上,比NPO系列容值容量提升10倍以上;
  • 场景覆盖广:兼顾体积、温度稳定性、容值容量,适配90%以上常规电子设备的低压滤波需求;
  • 产能稳定:华新科具备成熟的MLCC生产线,可满足批量订单(月产能达百万级)的交付需求。

该产品凭借明确的参数、稳定的性能及适配性,成为电子工程师设计低压电路时的常用选型之一。

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