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muRata LQP03HQ22NH02D
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- mu Rata LQP03HQ22NH02D
- Type
- MURATA
- Minimum package
- 15000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- MURATA
- Electronic Component
- LQP03HQ22NH02D
- Electronic Component
- 1
- Package
- 0201
- Electronic Component
- SMD Inductor
- Electronic Component
- ±3%
- Electronic Component
- 0.008g
- Inductor
- 22nH
- Electronic Component
- 1
- Factor
- 20@500MHz
- Electronic Component
- BM0264596017
- Current
- 250mA
- Frequency
- 3GHz
- Resistor(DCR)
- 820mΩ
- 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.
LQP03HQ22NH02D 产品概述
一、主要规格
- 型号：LQP03HQ22NH02D（村田 muRata）
- 电感值：22 nH，公差 ±3%
- 额定电流：250 mA
- 直流电阻（DCR）：820 mΩ
- 品质因数（Q）：20 @ 500 MHz
- 自谐振频率（SRF）：3 GHz
- 封装：0201（公制 0603）
二、产品特性与优势
该器件为超小型0201贴片电感，主打高频性能与体积最小化。22 nH 的电感值结合 3 GHz 的自谐频率，使其在射频（RF）至微波前端、滤波与阻断高频干扰方面表现良好。Q 值在 500 MHz 达到 20，表明在中高频段损耗较低；但需注意其较高的 DCR（820 mΩ），在低频或直流偏置下会产生明显功耗。
三、典型应用场景
- 高频匹配网络与阻抗变换（天线馈线、小信号 RF 芯片输入/输出）
- 射频偏置电源（bias-tee）与射频链路的直流通路隔离
- 高频 EMI 降噪与共模/差模滤波（结合电容形成低通/带阻）
- 小型化无线模块（蓝牙、Wi‑Fi、GPS 等）中对空间严格受限的滤波元件
四、设计与选型注意事项
- 直流电阻较高，建议评估在工作电流下的功耗与温升，必要时选用更低 DCR 的替代品用于较大直流负载场合。
- 额定电流 250 mA 为参考值，应考虑电感在直流偏置下的值下降及温度影响，尤其是在连续大电流或高温环境中。
- 高频应用时注意自谐频率边界，避免工作频率接近或超过 SRF 以免电感呈电容性行为。
- 需与 PCB 布局配合：短回流路径、合适的旁路电容布局与阻抗控制可发挥最佳性能。
五、封装与焊接建议
- 0201 封装体积极小，贴片与回流工艺需精准，建议按厂商推荐回流温度曲线与焊膏量设计焊盘。
- 采用真空回流和自动化贴装可提高良率。避免在焊接过程中发生过热或机械应力导致元件损伤。
六、测试与可靠性
- 常用测量方法：LCR 表在多频点测量电感与 Q 值，矢量网络分析仪（VNA）测量 S 参数以得到实际频率响应与 SRF。
- 测试时应包括温升测试、热循环与机械振动可靠性验证，确认在目标应用环境下性能稳定。
七、替代与采购建议
- 若需更低 DCR 或更高额定电流，可考虑同类尺寸下的低损耗型号或更大封装尺寸（0402/0603）产品。
- 采购时优先从官方或授权分销商取得原厂带包装（卷带）产品，确保溯源与质量控制。
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