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muRata LQP03TG7N5H02D
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- mu Rata LQP03TG7N5H02D
- Type
- MURATA
- Unit
- Electronic Component
- Minimum package
- 15000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- MURATA
- Electronic Component
- LQP03TG7N5H02D
- Electronic Component
- 1
- Package
- 0201
- Electronic Component
- SMD Inductor
- Electronic Component
- ±3%
- Electronic Component
- 0.008g
- Inductor
- 7.5nH
- Electronic Component
- 1
- Factor
- 12@500MHz
- Electronic Component
- BM0058421589
- Current
- 200mA
- Frequency
- 4.8GHz
- Resistor(DCR)
- 1.22Ω
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
muRata LQP03TG7N5H02D 产品概述
一、产品简介
LQP03TG7N5H02D 是村田（muRata）推出的超小型贴片电感，封装规格为 0201，标称电感值 7.5 nH，公差 ±3%。该器件针对射频及高频小型化应用设计，体积微小且适合表面贴装工艺，便于在受限空间内实现阻抗匹配、滤波与共模/差模阻隔等功能。
二、电气性能要点
- 直流电阻（DCR）：1.22 Ω（影响直流功耗与插损）
- 品质因数（Q）：12 @ 500 MHz（中高频段表现适中）
- 自谐振频率（SRF）：4.8 GHz（在此频率以下可作为等效电感使用）
- 额定电流：200 mA（最大通过电流，超出需注意温升与参数漂移）
- 精度：±3%（适用于对电感值要求较高的匹配网络）
三、优势与限制
优势：
- 超小体积（0201），适合移动设备、蓝牙/Wi‑Fi 射频前端和高密度 PCB 设计。
- 精度高（±3%），有利于精确阻抗匹配与重复性生产。
- SRF 达 4.8 GHz，可覆盖常见无线频段使用需求。
限制：
- 较高的 DCR（1.22 Ω）意味着在要求低插损或高电流的路径上会产生较大功耗与发热，不适于高功率滤波或大电流旁路。
- 额定电流仅 200 mA，限制了其在功率级应用中的直接使用。
四、典型应用场景
- 射频前端阻抗匹配网络（手机、蓝牙、GPS 等）
- 射频滤波器与谐振回路的频率调谐元件
- 高频信号路径的小型扼流或隔离元件
- 对空间与重量有严格限制的便携式消费电子产品
五、布局与使用建议
- 布线尽量短且宽，减少寄生电感与额外电阻；过宽或过长引线都会降低 Q 值并改变谐振点。
- 若用于敏感匹配网络，应在最终 PCB 上进行扫频校准并考虑 PCB 寄生影响。
- 注意热管理：高占空比或连续大电流工作时需验证温升与参数漂移，必要时选择更大封装或低 DCR 器件。
- 避免靠近大磁性元件或强干扰源，以减少耦合与性能劣化。
六、测试与可靠性注意
建议在目标应用频段使用网络分析仪测量 S 参数、插损与回波损耗，验证器件在实际 PCB、封装与温度条件下的表现。参考厂方资料查看热循环、机械抗振与焊接温度的可靠性测试结果以保证长期稳定性。
七、结论
LQP03TG7N5H02D 是一款针对高频小型化设计的精密贴片电感，适用于对体积与电感精度有严格要求的射频应用。设计时需权衡其较高的直流电阻与有限的额定电流，在功率敏感路径或需要更低插损的场合应评估替代型号或更大封装。总的来说，在射频匹配与滤波等中高频场景中，该器件能提供可靠且重复性好的性能表现。
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