WMSIC Electronic Components

TDK MLG1005S2N2CT000

ModelMLG1005S2N2CT000
Package0402
BrandTDK
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
TDK MLG1005S2N2CT000
Type
TDK
Unit
Electronic Component
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
TDK
Electronic Component
MLG1005S2N2CT000
Electronic Component
1
Package
0402
Type
Inductor
Electronic Component
SMD Inductor
Electronic Component
0.012g
Inductor
2.2nH
Electronic Component
1
Factor
7@100MHz
Electronic Component
BM0257286155
Current
900mA
Frequency
7GHz
Resistor(DCR)
80mΩ

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

TDK MLG1005S2N2CT000 贴片叠层电感产品概述

一、产品基本信息

  • 品牌:TDK(日本东电化,全球领先的电子元器件制造商,专注于被动元件研发与生产)
  • 型号:MLG1005S2N2CT000
  • 封装形式:0402(英制封装尺寸,对应公制1005,即长1.0mm×宽0.5mm×高0.5mm左右,体积紧凑)
  • 产品类型:贴片叠层电感(采用多层陶瓷叠层工艺,区别于传统绕线电感)

二、核心电气参数详解

该型号的关键参数直接定义了其适用场景,各参数的实际意义及价值如下:

  1. 标称电感值:2.2nH
    为电感的标准电感量,属于高频应用中常见的小电感值(误差通常符合±5%或±10%标准,需以官方 datasheet 为准),适配GHz级信号的滤波与匹配需求。
  2. 额定电流:900mA
    指电感长期工作时允许的最大直流电流(电感值变化≤±10%),超过该值会导致电感性能下降、发热加剧甚至损坏,适合中等功率场景。
  3. 直流电阻(DCR):80mΩ
    电感内部导体的直流电阻,是衡量损耗的核心指标。80mΩ属于低损耗水平,大电流通过时发热少,可减少电路功率损耗,提升效率。
  4. 品质因数(Q值):7@100MHz
    Q值=电感储能/损耗,数值越高损耗越小。该型号在100MHz(典型射频频段)下Q值达7,能有效降低射频信号衰减,提升信号传输质量。
  5. 自谐振频率(SRF):7GHz
    电感在该频率下由感性转为容性,是其有效工作频率的上限。7GHz的高SRF意味着可稳定工作在DC至GHz级频段,覆盖蓝牙(2.4GHz)、WiFi(5GHz)等主流高频场景。

三、关键特性与技术优势

基于TDK成熟的叠层电感工艺,该型号具备以下核心优势:

  1. 小型化与高集成度
    0402封装体积仅为传统绕线电感的1/3左右,可大幅节省PCB空间,适配智能手机、可穿戴设备等小型化电子设备的高密度布局。
  2. 低损耗与高效能
    低DCR(80mΩ)+高Q值(100MHz下7)的组合,使电感在信号传输和电源滤波中损耗极小,尤其适合对效率敏感的便携式设备。
  3. 宽频率覆盖
    7GHz的SRF覆盖了从DC到超高频的大部分应用,包括5G子系统、高速DDR内存、物联网射频模块等。
  4. 性能一致性优异
    叠层工艺相比绕线工艺,电感值波动更小(批量生产一致性±2%以内),适合对参数稳定性要求高的工业级或消费电子量产。

四、典型应用场景

结合参数特性,该电感主要适用于以下领域:

  1. 射频通信电路
    智能手机、平板电脑的蓝牙/WiFi模块、5G基站射频前端,用于信号滤波、阻抗匹配,减少射频信号损耗。
  2. 高速数字电路
    DDR4/5内存周边的去耦电感、高速数据线的EMI滤波,利用高SRF特性适配GHz级信号传输。
  3. 小型电源系统
    便携式设备的DC-DC转换电路滤波电感,900mA额定电流满足中等功率需求,低DCR减少电源损耗。
  4. 物联网(IoT)设备
    低功耗IoT节点的射频模块、传感器电路,小型化封装适配设备微型化趋势。

五、选型与使用注意事项

  1. 电流限制
    实际工作电流需控制在900mA以内,若需更大电流,需选择额定电流更高的同系列型号(如MLG1005S2N2CT001)。
  2. 频率范围
    工作频率需低于7GHz,超过该频率后电感呈容性,会导致电路性能异常。
  3. 焊接工艺
    需符合贴片电感标准回流焊要求(温度曲线:预热150-180℃/60s,回流230-250℃/30s),避免虚焊或过热损坏。
  4. 环境适应性
    参考TDK datasheet的温度范围(通常-55℃至+125℃),适配工业级或消费级应用环境。

总结

TDK MLG1005S2N2CT000是一款专为高频、小型化、低损耗场景设计的贴片叠层电感,凭借优异的电气参数和工艺特性,成为消费电子、物联网、射频通信等领域的高性价比选择,可有效提升电路效率与信号质量。

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