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TDK MLK1005S8N2JT000
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- TDK MLK1005S8N2JT000
- Type
- TDK
- Unit
- Electronic Component
- Minimum package
- 10000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- TDK
- Electronic Component
- MLK1005S8N2JT000
- Electronic Component
- 1
- Package
- 0402
- Electronic Component
- SMD Inductor
- Electronic Component
- ±5%
- Electronic Component
- 0.012g
- Inductor
- 8.2nH
- Electronic Component
- 1
- Factor
- 7@100MHz
- Electronic Component
- BM0262575916
- Current
- 350mA
- Frequency
- 5GHz
- Resistor(DCR)
- 210mΩ
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
MLK1005S8N2JT000 产品概述
一、产品简介
MLK1005S8N2JT000 为 TDK 出品的 0402（1005公制）贴片电感，标称电感值 8.2 nH，公差 ±5%。该器件体积极小，适用于空间受限的高频电路与便携设备中，兼顾射频性能与功率能力，是常见的射频匹配、滤波与偏置网络元件之一。
二、主要技术指标
- 电感值：8.2 nH，精度 ±5%
- 额定直流电流：350 mA（额定工作电流，超过可能引起电感值下降或发热）
- 直流电阻（DCR）：210 mΩ（影响插损与能量耗散）
- 品质因数（Q）：7 @ 100 MHz（中等 Q 值，适合宽带或一般射频用途）
- 自谐振频率（SRF）：5 GHz（在 SRF 以下表现为电感性，在此频率附近及以上行为发生变化）
- 封装：0402（毫米制 1005），表面贴装
三、性能特点
- 极小封装：0402 尺寸适合高密度 PCB 布局与轻薄型终端设备。
- 高频特性：SRF 达 5 GHz，适用于 GHz 级别的高频电路设计（在 SRF 以下使用可获得良好电感特性）。
- 功率与热稳定：350 mA 的额定电流适合小电流偏置或射频路径，需考虑热升与饱和效应。
- 损耗与匹配：DCR 较高及 Q 值中等，表明在需要低插损、高 Q 的谐振回路中应谨慎选用；更适合阻抗匹配、阻尼或去耦场合。
四、典型应用场景
- 射频阻抗匹配元件、反馈与偏置网络。
- 高频滤波器（串联/并联）与阻尼电路。
- 天线匹配电路、收发模块内部的短路/隔离元件。
- 移动设备、无线模块、蓝牙/Wi‑Fi/物联网终端等空间受限的应用。
五、选型与使用建议
- 留有电流裕量：额定电流 350 mA 为安全工作参考，若工作电流接近或超过该值，应选用额定电流更高的型号以避免电感下降或热失效。
- 考虑插损与 Q：DCR 210 mΩ 与 Q=7 在 100 MHz 下表明存在一定损耗，应用于需要低损耗高 Q 的滤波或谐振回路时需评估影响。
- PCB 布局：短且对称的过孔与走线可降低寄生电感电阻；在高频路径上尽量缩短焊盘到器件的回流路径。
- 测试与测量：测量时应使用校准的网络分析仪并注意夹具与焊盘寄生，实测电感值与 Q 在装配后可能与裸片不同。
- 焊接可靠性：遵循无铅回流曲线的推荐温度与时间，避免重复重熔引起性能退化。
六、替代与配套建议
在需要更低 DCR 或更高 Q、或更大电流能力时，可考虑同封装尺寸但不同材料或结构的贴片电感，或升至 0603/0805 等更大封装以获取更好电流与热性能。设计时也可配合旁路电容、阻尼电阻等元件共同实现所需频响与稳定性。
结语：MLK1005S8N2JT000 以其超小尺寸与 GHz 级自谐振频率适合多类高频与空间受限应用，选型时需综合考虑电流、DCR 与 Q 的权衡。如需在特定频段或功率条件下验证性能，建议进行实际装配测量或咨询技术支持获取更详细的评价数据。
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