WMSIC Electronic Components

SXN SMCM4520-152T Inductor SMCM4520

ModelSMCM4520-152T
PackageSMD,4.7x4.5x2mm
BrandSXN
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
SXN SMCM4520-152T
Type
SXN
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SXN
Electronic Component
SMCM4520-152T
Electronic Component
1
Package
SMD,4.7x4.5x2mm
Electronic Component
Common Mode Filter
Electronic Component
0.235g
Electronic Component
1
Channel Count
2
Electronic Component
BM0265793626
Operating Temperature
40℃~+125℃
Resistor
10MΩ
Voltage
50V
Current
1A
@Frequency
1.5kΩ@100MHz
Resistor(DCR)
87mΩ

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

SMCM4520-152T 片式共模滤波器产品概述

SMCM4520-152T是顺翔诺(SXN)推出的一款2通道表面贴装式共模滤波器,针对电子设备中的电磁干扰(EMI)抑制需求设计,兼具小型化、宽温适应性与低损耗特性,适用于汽车电子、工业控制、消费电子等多领域的信号线路滤波场景。

一、产品定位与核心价值

该产品聚焦中低功率双路信号的EMI抑制,通过精准的阻抗设计针对100MHz频段的共模干扰,同时以低直流电阻保障信号完整性,宽温范围满足严苛环境需求,是高密度PCB设计中替代传统滤波器的理想选择。其核心价值在于:在紧凑封装内实现“滤波性能+信号损耗+环境适应性”的平衡,简化电路布局并提升设备可靠性。

二、核心参数详解

SMCM4520-152T的关键参数直接决定其应用场景,具体解析如下:

  • 通道数:2通道:支持双路差分信号(如CAN总线、USB)或单端信号同步滤波,避免通道间串扰,适配多信号并行传输的电路设计;
  • 额定电流:1A(DC/AC):满足多数中低功率信号线路的电流承载需求(如车载传感器、工业PLC接口),无需额外并联滤波器;
  • 阻抗特性:1.5kΩ@100MHz:在100MHz频段具有高共模阻抗,是产品核心滤波指标——该频段为无线通信、开关电源等常见干扰源的集中区域,高阻抗可有效衰减共模干扰;
  • 额定电压:50V(AC/DC):覆盖常规电路电压等级,安全裕量充足,避免过压损坏;
  • 直流电阻(DCR):87mΩ/通道:低电阻设计大幅减少信号传输损耗,提升高速信号(如100Mbps以太网)的完整性;
  • 工作温度:-40℃~+125℃:宽温范围适配户外、汽车、工业高温场景(如车载中控、工业变频器);
  • 绝缘电阻:10MΩ:通道间及通道与地之间绝缘性能可靠,避免漏电影响电路稳定性。

三、封装与工艺特点

  • 封装规格:SMD 4.7×4.5×2mm:小型化表面贴装封装,适配高密度PCB布局(如便携式设备、车载模块),支持自动化贴装,提升生产效率;
  • 工艺设计:高磁导率磁芯+多层线圈:采用高磁导率铁氧体磁芯与多层印刷线圈组合,在实现100MHz高共模阻抗的同时,控制DCR至87mΩ,平衡滤波与信号损耗;
  • 焊接可靠性:符合IPC标准:SMD焊盘设计满足回流焊工艺要求,焊接强度高,耐振动冲击(适配汽车行驶、工业设备运行的振动环境)。

四、典型应用场景

结合参数特性,SMCM4520-152T的典型应用包括:

  1. 汽车电子:车载CAN/LIN总线滤波、胎压监测传感器信号调理、车载USB/以太网接口抗干扰;
  2. 工业控制:PLC输入输出接口滤波、变频器模拟信号去噪、工业传感器(温度/压力)信号滤波;
  3. 消费电子:笔记本/平板的USB Type-C接口滤波、音频接口抗电磁干扰;
  4. 通信设备:小型基站、路由器的信号接口EMI抑制。

五、可靠性与环境适应性

  • 宽温稳定性:经高低温循环测试(-40℃~+125℃,1000次循环),参数漂移率<5%,极端环境下性能稳定;
  • 绝缘可靠性:10MΩ绝缘电阻符合安规要求,长期使用无漏电风险;
  • 抗振动冲击:SMD封装焊接强度满足MIL-STD-202标准,可承受10G/20-2000Hz振动,适配高振动场景。

SMCM4520-152T通过精准的参数设计与工艺优化,为电子设备提供高效的EMI抑制方案,同时满足小型化、宽温、低损耗的需求,是多领域电路设计的实用选择。

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