The recommended land pattern for NLV25T-4R7J-EFD can be found in the TDK Corporation's application note or on their website. It typically includes a rectangular pad with a size of around 2.5mm x 1.5mm, with a 0.5mm hole in the center for the inductor's terminal.
The NLV25T-4R7J-EFD has a maximum operating temperature of 125°C. To ensure reliable operation, it's essential to consider thermal management, such as providing adequate airflow, using thermal vias, and keeping the component away from heat sources.
The self-resonant frequency of the NLV25T-4R7J-EFD is not explicitly stated in the datasheet. However, it can be estimated using the inductor's inductance value and the parasitic capacitance. Typically, it falls in the range of 10-50 MHz for this type of inductor.
While the NLV25T-4R7J-EFD is suitable for high-frequency applications, its performance may degrade above 10 MHz due to the inductor's internal capacitance and resistance. It's essential to evaluate the inductor's behavior in your specific application and consider using a more suitable component if necessary.
To ensure the NLV25T-4R7J-EFD's reliability in a high-vibration environment, it's recommended to use a secure mounting method, such as soldering or using a suitable adhesive, and to follow TDK Corporation's recommended PCB design guidelines.
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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.
