WMSIC Electronic Components

TDK MHQ1005P1N8BT000

ModelMHQ1005P1N8BT000
Package0402(1005-METRIC)
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 MHQ1005P1N8BT000
Type
0402(1005-METRIC)
Unit
Electronic Component
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
TDK
Electronic Component
MHQ1005P1N8BT000
Electronic Component
1
Package
0402
Type
Inductor
Electronic Component
SMD Inductor
Electronic Component
0.012g
Inductor
1.8nH
Electronic Component
1
Factor
23@250MHz
Electronic Component
BM0258781221
Current
1A
Frequency
9GHz
Resistor(DCR)
30mΩ

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

MHQ1005P1N8BT000 产品概述

一、产品简介

MHQ1005P1N8BT000 为 TDK 系列叠层贴片电感,封装规格为 0402(1005 公制),标称电感值 1.8 nH,直流电阻(DCR)30 mΩ,额定电流 1 A,品质因数 Q = 23(测量频率 250 MHz),自谐振频率(SRF)约 9 GHz。此元件以微小尺寸、高频性能和低损耗为主要特性,适用于对体积和频率响应有较高要求的射频与高频电路。

二、主要性能与特点

  • 小型化封装:0402 体积极小,便于高密度 PCB 布局与微型化器件设计。
  • 低 DCR:30 mΩ 的直流电阻有利于减小直流损耗,适合需保持信号幅度的应用。
  • 高频高 Q:在 250 MHz 时 Q 值达 23,表明在中高频段具有较低的串联损耗与良好的选择性。
  • 宽频带应用:SRF 高达 9 GHz,工作频率可覆盖 VHF/UHF 到微波初段,适合射频匹配、谐振与滤波用途。
  • 额定电流:1 A,适用于轻载或信号链路中的电流要求,但在电源滤波或大电流场合需注意额定值限制。

三、典型应用场景

  • 射频前端:阻抗匹配网络、去耦与谐振回路。
  • 高频滤波:作为串联或并联电感构成带通/带阻或 EMI 滤波网络。
  • 无线通信设备:手机、蓝牙、Wi‑Fi、GPS 等收发链路的微型化器件。
  • 高频信号线路:用于抑制高频串扰或实现频率选择性阻抗。

四、设计与使用建议

  • 频率匹配:在设计前应根据目标频带仿真电路,考虑元件寄生参数(SRF、引线电容等)以避免偏离预期响应。
  • 电流与热管理:额定电流 1 A,应考虑 DC 偏置导致的电感下降或饱和效应(如有),并留意 PCB 铜箔和散热条件以降低自热。
  • 焊接工艺:推荐按照 TDK 数据手册的回流焊温度曲线进行焊接,避免过高温度和过长暴露时间;焊盘设计应保证良好焊接性与力学支撑。
  • 布局注意:靠近高频敏感器件时注意屏蔽与地平面处理,避免不必要的寄生耦合;串联或并联方式的放置对性能影响显著,宜在板上进行调试。

五、可靠性与存储

  • 存放与包装:遵循制造商的防潮包装和储存要求,建议在规定的保质期内回流使用。
  • 清洗与机械应力:清洗时采用相容溶剂,避免强机械应力或直接敲击元件端面以防裂纹。
  • 质量验证:在关键应用中建议进行样品的温度循环、振动和湿热可靠性测试,以及实际电路的长期性能验证。

六、选型提示与替代考虑

选择此型号时,若电流、Q 值或频段需求不同,可比较同系列或同封装的其他电感型号以平衡 DCR、SRF 与体积。对于需承受更大直流偏置或更低损耗的场合,可考虑更大封装或更高额定电流的型号;若工作频率接近或超过 SRF,应选用 SRF 更高的器件或采用传输线替代技术。

总结:MHQ1005P1N8BT000 以其 0402 超小封装、1.8 nH 电感值与 9 GHz 自谐振能力,适合要求微型化与高频特性的射频/信号链路场景。为确保性能,应结合数据手册进行电路仿真与实板验证。

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