The recommended PCB land pattern can be found in the TDK Corporation's 'Chip Inductors for General Use' application note, which provides a detailed layout and footprint guide for the NLCV25T-R47M-EFRD.
The thermal derating of the NLCV25T-R47M-EFRD is specified in the datasheet. To handle thermal derating, ensure that the operating temperature is within the specified range, and consider using a heat sink or thermal interface material to reduce the temperature rise. Additionally, de-rate the inductor's current rating according to the temperature derating curve.
The self-resonant frequency (SRF) of the NLCV25T-R47M-EFRD is not explicitly stated in the datasheet. However, according to TDK Corporation's application notes, the SRF can be estimated using the inductor's inductance value and the parasitic capacitance. For the NLCV25T-R47M-EFRD, the SRF is typically in the range of 100-200 MHz.
While the NLCV25T-R47M-EFRD is suitable for high-frequency applications, its performance may degrade above 100 MHz due to the inductor's parasitic capacitance and resistance. To ensure optimal performance, consider using a high-frequency inductor specifically designed for high-frequency applications, such as TDK Corporation's high-frequency inductor series.
To ensure the reliability and longevity of the NLCV25T-R47M-EFRD, follow proper storage and handling procedures, avoid excessive mechanical stress, and operate the inductor within its specified ratings. Additionally, consider implementing a robust design with adequate margins, and perform thorough testing and validation to ensure the inductor's performance meets the application's requirements.
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About TDK
TDK-Lambda is a global supplier of power supplies and related products. It is a subsidiary of TDK Corporation, a leading electronics company based in Japan. TDK-Lambda specializes in designing and manufacturing a wide range of AC-DC power supplies, DC-DC converters, programmable power supplies, and EMC/EMI filters for various industries and applications.
