WMSIC Electronic Components

muRata LQG15HS2N0B02D

ModelLQG15HS2N0B02D
Package0402
BrandmuRata
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 Date code within 2 years

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
mu Rata LQG15HS2N0B02D
Type
MURATA
Unit
Electronic Component
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
MURATA
Electronic Component
LQG15HS2N0B02D
Electronic Component
1
Package
0402
Type
Inductor
Electronic Component
SMD Inductor
Electronic Component
0.011g
Inductor
2nH
Electronic Component
1
Factor
8@100MHz
Electronic Component
BM0227497983
Current
900mA
Frequency
6GHz
Resistor(DCR)
90mΩ

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

LQG15HS2N0B02D 产品概述

LQG15HS2N0B02D 是村田(muRata)系列的一款小型贴片电感,额定电流高、寄生参数控制良好,适用于高频射频电路与电源滤波等场合。该器件以 0402 封装实现高密度布线需求,同时在 GHz 频段具有较高的自谐振频率,便于在射频设计中直接使用或作为阻抗调谐元件。

一、主要电气参数概览

  • 电感值:2 nH
  • 额定电流:900 mA(连续直流电流能力)
  • 直流电阻(DCR):约 90 mΩ
  • 品质因数(Q):8 @ 100 MHz
  • 自谐振频率(SRF):约 6 GHz
  • 封装:0402(约 1.0 × 0.5 mm,常用英制尺寸)

这些参数表明该器件在低至中高频范围内具有合理的损耗与电流承载能力,适合小体积的射频匹配、去耦与滤波应用。

二、典型应用场景

  • 射频匹配网络中的电感元件(2 nH 常用于 VHF/UHF 及更高频段的匹配)
  • 高频滤波器中的串联或并联元件
  • 偏置线和射频前端的去耦/隔离(作为小电感值的电源滤波)
  • 高频 PCB 的阻抗整形与谐振电路
  • 小型化消费电子、无线模块、射频器件和通信终端等对体积与频率性能有要求的系统

三、电气行为与设计要点

  • 直流电阻较低(90 mΩ),在近安培级电路中产生的 I^2R 损耗与温升可控,但长时间在高电流下仍需考虑温度上升导致电感值漂移。
  • Q 值为 8(100 MHz),表示在该频段存在一定损耗。用于要求极高 Q 的谐振回路时需评估是否满足指标;在射频匹配或滤波常能接受此级别。
  • SRF ≈ 6 GHz,表明该电感在 GHz 量级依然可用,但接近或超过 SRF 时电感行为会退化并呈现容性行为。设计时应避免在接近 SRF 的频段单独依赖该电感作为主要无源元件。

四、PCB 布局与装配建议

  • 保持焊盘与电感端子短而对称,减少串联寄生电感与阻抗不连续;走线尽量短直,避免不必要的转弯与长走线。
  • 尽量不要在电感串联路径中使用额外的 VIA,以减少寄生电感与损耗;若必须使用,应尽量靠近器件并使用多 VIA 分流回流。
  • 采用合适的回流焊工艺(无铅回流模板),遵照厂商推荐的温度曲线进行焊接,避免过热和过长的高温暴露。
  • 对于需承载接近额定电流的应用,布线处应考虑热管理,必要时留出热散路径或采用铜厚板以降低升温。

五、选型与测试要点

  • 在选择该型号时,应确认工作频段远离其 SRF,以确保电感表现为感性。如需在 GHz 级别使用,应进行 S 参数测量以验证实际行为。
  • 对于电流敏感的设计,建议在实际 PCB 上以预期工作电流进行温升测试,检测因温度引起的电感漂移或阻值变化。
  • 使用网络分析仪(VNA)、阻抗分析仪或高频 LCR 表测量器件在目标频段的 L、Q 与 S 参数,获取真实使用条件下的性能曲线。
  • 若系统对损耗要求严格,可对比其他同类规格的电感以选取更高 Q 或更低 DCR 的器件;若目标是 EMI 抑制或去耦,兼顾电流能力与低频表现为主。

六、可靠性与环境适应

  • 0402 封装适配现代高密度表面贴装工艺,适用于自动化贴装与回流焊流程。常见应用环境包括消费电子、通信与车规电子(具体车规等级请参考厂方认证说明)。
  • 在振动、冲击与温度循环等苛刻可靠性要求下,应参考厂商的可靠性测试报告(如温度循环、振动与潮湿测试),并在产品验证阶段进行样品测试以确认长期行为。

七、采购与替代建议

  • 型号:LQG15HS2N0B02D,品牌:muRata(村田),封装:0402。采购时请确认包装形式(卷盘、托盘等)与批次编号,以保证一致性。
  • 若需更高 Q、不同电感值或更低 DCR,可在村田或其他被动元件供应商的产品序列中搜索相近规格并对比频率响应与电流承载能力。
  • 在库存与长周期供应链管理上,建议与供应商确认生命周期信息与替代型号,以便在量产阶段保持稳定供货。

结语:LQG15HS2N0B02D 在小尺寸下兼顾了较高电流能力与 GHz 级别的自谐振频率,是在高频与空间受限应用中常用的选择。设计时应结合目标频段、功率与热管理做具体验证,确保电路性能与长期可靠性。

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