WMSIC Electronic Components

TDK MHQ1005P18NGT000

ModelMHQ1005P18NGT000
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

19 specifications

Core information

Product name
TDK MHQ1005P18NGT000
Type
TDK
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TDK
Electronic Component
MHQ1005P18NGT000
Electronic Component
1
Package
0402
Electronic Component
SMD Inductor
Electronic Component
±2%
Electronic Component
0.012g
Inductor
18nH
Electronic Component
1
Factor
22@250MHz
Electronic Component
BM0265976660
Current
260mA
Frequency
2.3GHz
Resistor(DCR)
480mΩ
Electronic Component
Electronic Component

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

TDK MHQ1005P18NGT000 贴片电感产品概述

一、产品基本定位与封装信息

TDK MHQ1005P18NGT000是一款专为小型化高频电路设计的贴片电感,核心定位为射频、电源等领域的精准型元件。采用1006(0402)公制/英制封装(对应尺寸约1.0mm×0.5mm),体积紧凑,可有效节省PCB布局空间,适配移动设备、物联网终端等高密度电路设计需求。作为TDK旗下电感产品,其具备成熟工艺带来的性能一致性与可靠性,是行业内常用的小功率高频电感选型之一。

二、核心电性能参数详解

该电感的关键参数明确了其适用边界,具体解读如下:

  1. 电感值与精度:标称18nH,精度±2%——这一精度水平可满足射频匹配、滤波器等对电感值一致性要求较高的场景,避免因偏差导致电路性能波动,减少后期调试成本。
  2. 额定电流:直流额定电流260mA——指电感正常工作时的最大允许直流电流,若超过该值,磁芯可能饱和,导致电感值下降、损耗剧增,甚至损坏元件。
  3. 直流电阻(DCR):典型值480mΩ——低DCR意味着通流时电阻损耗小、发热低,可提升电路效率,尤其适合小电流电源滤波、射频前端等对损耗敏感的场景。
  4. 品质因数(Q值):250MHz频率下Q值为22——Q值是电感储能与损耗的比值,Q值越高,高频损耗越小、信号传输效率越高,该参数表明其在250MHz附近的射频性能优异。
  5. 自谐振频率(SRF):2.3GHz——电感寄生电容与自身电感谐振的频率,当电路工作频率接近或超过SRF时,电感将呈现电容特性,因此设计时需确保工作频率远低于2.3GHz(建议控制在1GHz以内),避免性能失效。

三、典型应用场景

结合参数特性,MHQ1005P18NGT000主要适用于以下场景:

  1. 射频通信模块:蓝牙(2.4GHz频段需避开SRF,或用于子频段)、WiFi(2.4GHz/5GHz中低频段)、物联网无线终端的射频前端匹配网络、滤波器,利用高Q值与低损耗提升信号质量。
  2. 小型化电源电路:移动设备电池供电滤波、DC-DC转换电路的电感元件,适配260mA以内小电流负载,低DCR降低电源损耗。
  3. 消费电子设备:手机、平板、智能穿戴的内部射频与电源模块,借助0402封装的小型化优势,满足设备轻薄化设计需求。
  4. 工业物联网终端:低功耗无线传感器节点的射频电路,稳定性能与小体积适合户外/室内高密度部署。

四、产品优势特点

  1. 小型化设计:0402封装体积仅1.0mm×0.5mm,可压缩PCB布局空间,适配高密度电路。
  2. 高精度与一致性:±2%电感精度+TDK成熟工艺,批量产品性能一致,减少调试难度。
  3. 低损耗高频性能:250MHz下Q值达22,低DCR降低射频损耗与电源发热,提升电路效率。
  4. 可靠品牌支撑:TDK产品经过严格可靠性测试(温度循环、湿度测试等),可适应不同环境长期稳定工作。

五、设计选型注意事项

  1. 频率适配:电路工作频率需远低于SRF(2.3GHz),建议≤1GHz,避免电感特性失效。
  2. 电流负载:直流负载电流≤260mA,若负载更大,需选额定电流更高的型号。
  3. 封装兼容性:0402封装需匹配PCB焊盘尺寸(通常0.6mm×0.3mm),焊接需符合无铅标准,避免虚焊。
  4. 精度需求:若需更高精度(如±1%),可确认TDK对应型号,或采用并联/串联微调方案。

综上,TDK MHQ1005P18NGT000以小体积、高精度、高频低损耗为核心优势,是小型化射频与电源电路的实用选型,适用于消费电子、物联网等多领域。

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