WMSIC Electronic Components

Chilisin BWCU00201212900M02

ModelBWCU00201212900M02
Package4 PC
Brandchilisin
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
chilisin BWCU00201212900M02
Type
CHILISIN
Unit
Electronic Component
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
CHILISIN
Electronic Component
BWCU00201212900M02
Electronic Component
1
Package
4 PC
Electronic Component
Common Mode Filter
Electronic Component
0.037g
Voltage
125V
Electronic Component
1
Channel Count
2
Electronic Component
BM0257836604
Operating Temperature
40℃~+105℃
Voltage
50V
Current
330mA
@Frequency
90Ω@100MHz

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

BWCU00201212900M02 共模滤波器产品概述

一、产品核心定位与应用场景

BWCU00201212900M02是奇力新(Chilisin)推出的小型化低电流共模滤波器,主打中高频(100MHz附近)共模干扰抑制,兼顾宽温适应性与高可靠性。其核心定位是为消费电子、汽车电子、工业控制等领域的小功率电路提供紧凑的EMI(电磁干扰)解决方案,解决信号/电源线路中的共模噪声问题,满足设备电磁兼容性(EMC)要求。

二、关键电气性能参数深度解析

1. 共模滤波特性

该产品的核心滤波指标为90Ω共模阻抗@100MHz——共模阻抗越高,对该频段内的共模噪声衰减效果越显著。90Ω的阻抗值在0805封装小型滤波器中属于较高水平,能有效降低电路对外电磁辐射,同时减少外部干扰侵入,适配100MHz左右的干扰场景(如WiFi、蓝牙通信频段)。

2. 电流与电压规格

  • 额定电流330mA:适用于小功率负载(如传感器模块、低功耗MCU电源、通信接口),实际工作电流需低于额定值(建议留10%-20%裕量,避免过载发热);
  • 额定电压50V:满足多数低压直流电路需求,适配消费电子、工业低压系统;
  • 耐电压125V:为绝缘耐压测试值(AC或DC),表明绝缘性能可靠,能承受短时间过压冲击,安全裕量充足。

3. 直流电阻(DCR)

350mΩ低DCR是核心优势:直流电阻越低,电路功率损耗越小,尤其适合电池供电的便携设备(如智能穿戴),同时减少自身发热,提升长期可靠性。

4. 宽温适应性

工作温度范围**-40℃+105℃**,覆盖工业级(-40+85℃)与部分汽车级(-40~+125℃)温区要求,可在极端环境(低温户外、高温车载)下稳定工作,无需额外降额。

三、物理封装与可靠性设计

1. 封装尺寸与贴装兼容性

采用0805贴片封装(英制0.08″×0.05″,公制2.0mm×1.2mm),适配常规自动化贴装设备,能有效节省PCB布局空间,适合高密度电路设计(如智能手机主板)。

2. 结构设计特点

标注为水平式4 PC板(推测为多层PCB或薄膜绕线结构):

  • 水平式封装相比垂直式更稳定,不易因振动导致引脚变形;
  • 4层结构提升滤波性能与绝缘可靠性,减少寄生参数(如分布电容)对电路的影响。

3. 可靠性验证

除耐电压125V外,产品经过温度循环、振动测试等可靠性验证,符合RoHS环保要求,量产稳定性达标。

四、典型应用案例

1. 消费电子领域

  • 智能手机/平板的USB接口、音频线路:抑制充电电磁干扰,减少音频噪声;
  • 智能穿戴设备电源模块:低电流匹配,宽温适应户外场景。

2. 汽车电子领域

  • 车载CAN/LIN总线:抑制总线共模干扰,提升通信稳定性;
  • 车载传感器(胎压、温度):宽温适应车内高低温,低DCR减少功耗。

3. 工业控制领域

  • 小型PLC的I/O接口:抑制工业现场电磁干扰,提升信号可靠性;
  • 接近开关/光电传感器:匹配低电流需求,宽温适应车间环境。

4. 通信设备领域

  • WiFi/蓝牙模块天线接口:抑制100MHz附近噪声,提升无线通信质量;
  • 小型基站射频接口:减少电磁辐射,满足EMC标准。

五、选型与使用注意事项

1. 电流电压匹配

实际工作电流≤330mA(建议≤300mA留裕量),工作电压≤50V,避免过流过压损坏。

2. 滤波频段匹配

若目标干扰频段为100MHz左右,该产品发挥最佳效果;若干扰频段偏离,需结合频谱分析选择对应阻抗滤波器。

3. 贴装工艺要求

0805封装需按常规贴片工艺操作,回流焊峰值温度≤260℃(奇力新推荐值),避免高温损坏。

4. 电路布局建议

滤波器尽量靠近干扰源/负载端,输入输出端避免交叉走线,接地端可靠连接以提升滤波效果。

该产品通过紧凑封装、低功耗设计与宽温适应性,成为小功率电路EMI抑制的高性价比选择。

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