WMSIC Electronic Components

YJYCOIN YLM3216-222T YLM3216

ModelYLM3216-222T
PackageSMD,3.2x1.6x2mm
BrandYJYCOIN
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

19 specifications

Core information

Product name
YJYCOIN YLM3216-222T
Type
YJYCOIN
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
YJYCOIN
Electronic Component
YLM3216-222T
Electronic Component
1
Package
SMD,3.2x1.6x2mm
Electronic Component
Common Mode Filter
Electronic Component
0.093g
Voltage
125V
Electronic Component
1
Channel Count
2
Electronic Component
BM0264968343
Resistor
10MΩ
Voltage
50V
Current
200mA
@Frequency
2.2kΩ@100MHz
Resistor(DCR)
1.2Ω

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

YLM3216-222T共模滤波器产品概述

一、产品定位与核心功能

YLM3216-222T是益嘉源(YJYCOIN)推出的双通道表面贴装(SMD)共模滤波器,核心定位为解决电子电路中的共模干扰问题,提升设备的电磁兼容(EMC)性能。共模干扰是电子系统中常见的噪声类型(如电源线、信号线中的非对称噪声),会导致信号失真、设备误触发甚至影响通信稳定性。该产品通过内置的共模扼流圈结构,对共模噪声进行衰减,同时保留差模信号/功率的正常传输,实现“滤波不丢信号”的核心功能。

二、关键参数深度解析

产品参数直接决定了应用场景与性能表现,以下是核心参数的实用解读:

  1. 双通道设计:支持双路并行线路(如电源正负极、双路信号线)的同步滤波,无需分两次布局,简化PCB设计。
  2. 额定电流200mA:每通道持续工作的最大允许电流,适配小功率电路(如传感器、低功耗通信模块),满足多数便携/小型设备的电流需求。
  3. 共模阻抗2.2kΩ@100MHz:这是衡量滤波能力的核心指标——100MHz是WiFi、蓝牙、射频识别(RFID)等无线技术的关键干扰频段,2.2kΩ的阻抗意味着对该频段共模噪声的衰减能力较强(噪声电流被显著抑制)。
  4. 额定电压50V:工作时允许的最大直流/交流电压(有效值),适配5V、12V、24V等常见低电压系统,覆盖多数消费电子、IoT终端的电压范围。
  5. 耐电压125V:短时间(如1分钟)耐受的电压极限,可应对电路中的瞬态过压(如静电放电、电源浪涌),提升设备可靠性。
  6. 直流电阻(DCR)1.2Ω:信号通路的直流损耗,低DCR意味着功率损耗小、信号衰减弱,不会影响小信号的传输质量。
  7. 绝缘电阻10MΩ:通道间及通道与外壳的绝缘性能,确保电气隔离,防止漏电或串扰,符合安全标准要求。

三、封装设计与尺寸规格

YLM3216-222T采用SMD贴片封装,尺寸为3.2mm×1.6mm×2mm(对应行业常用的0805封装级别),具有以下设计优势:

  • 小型化适配:体积仅相当于一枚米粒,可嵌入紧凑的PCB布局(如可穿戴设备、小型IoT模块),满足设备微型化趋势。
  • 自动化生产:贴片封装支持高速贴片机作业,提升生产效率,降低人工成本。
  • 无引线设计:避免传统插件的引线干扰,进一步提升滤波性能与电路稳定性。

四、核心性能优势

相比同类产品,YLM3216-222T的性能亮点集中在“精准滤波+小体积+低损耗”:

  1. 高频干扰针对性强:针对100MHz频段优化的阻抗设计,精准解决无线通信设备的常见干扰问题。
  2. 双通道集成度高:单器件实现双路滤波,比单通道产品节省50%的PCB空间。
  3. 低损耗信号传输:1.2Ω的DCR远低于多数同类产品(平均约2Ω以上),适合传输微弱信号(如传感器模拟信号)。
  4. 可靠性稳定:耐电压125V、绝缘电阻10MΩ,通过基础安全测试,可应对复杂工作环境中的瞬态干扰。

五、典型应用场景

结合参数特性,该产品适用于以下场景:

  1. 无线通信模块:蓝牙5.0、WiFi 2.4G模块的电源/信号线滤波,抑制100MHz附近的共模噪声,提升通信稳定性。
  2. 可穿戴设备:智能手环、手表的传感器(心率、加速度)信号滤波,体积小适配设备微型化需求。
  3. IoT终端:低功耗IoT节点(如温湿度传感器、智能门锁)的电源线路滤波,满足200mA电流需求。
  4. 便携式电子仪器:手持万用表、小型示波器的EMC防护,符合电磁兼容标准(如CE、FCC)。
  5. 车载低功率系统:胎压监测传感器、车内LED控制模块的信号滤波,适配车载12V电源系统。

六、总结与适用建议

YLM3216-222T是一款小体积、高性能、适配性强的双通道共模滤波器,核心价值在于解决小功率电子设备的高频共模干扰问题。建议在以下场景优先选择:

  • 电路电流≤200mA、电压≤50V的低功率系统;
  • 需抑制100MHz附近共模噪声的无线/射频设备;
  • 要求PCB空间紧凑的微型化设备(如可穿戴、IoT终端)。

该产品可直接替代同类0805封装的共模滤波器,无需调整PCB布局,是提升设备EMC性能的高性价比选择。

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