The recommended PCB land pattern for NLV25T-R12J-EF is available in the TDK Corporation's 'Chip Inductors for General Use' application note (PDF). It provides detailed information on the recommended land pattern, including dimensions and layout considerations.
The NLV25T-R12J-EF has a maximum operating temperature of 125°C. To ensure reliable operation, it's essential to consider thermal management during PCB design. This includes providing adequate spacing between components, using thermal vias, and selecting a suitable PCB material with high thermal conductivity.
The self-resonant frequency (SRF) of the NLV25T-R12J-EF is not explicitly stated in the datasheet. However, according to TDK Corporation's application notes, the SRF of similar inductors in the NLV series is typically in the range of 100 MHz to 500 MHz. It's recommended to consult with TDK Corporation's technical support or perform your own measurements to determine the SRF of the NLV25T-R12J-EF.
While the NLV25T-R12J-EF is suitable for high-frequency applications, its performance may degrade above 100 MHz. TDK Corporation recommends using their high-frequency inductor series, such as the NLV32 or NLV40, for applications above 100 MHz. However, it's essential to evaluate the NLV25T-R12J-EF's performance in your specific application and consider factors like impedance, Q factor, and insertion loss.
To ensure the NLV25T-R12J-EF meets your application's EMI requirements, consider the following: use a shielded inductor, orient the inductor to minimize radiation, use a common-mode choke, and add EMI filters or absorbers as needed. Additionally, consult with TDK Corporation's technical support or perform your own EMI testing to validate the NLV25T-R12J-EF's performance in your specific application.
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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.
