The recommended land pattern for the RLF12545T-7R8N5R4-PF 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 3.5mm x 2.5mm, with a 1.5mm x 1.5mm thermal pad in the center.
The RLF12545T-7R8N5R4-PF has a maximum operating temperature of 125°C. To ensure reliable operation, it's essential to provide adequate thermal relief, such as a thermal pad or via, to dissipate heat. Additionally, consider the PCB's thermal conductivity and the inductor's proximity to heat sources.
The self-resonant frequency (SRF) of the RLF12545T-7R8N5R4-PF is not explicitly stated in the datasheet. However, according to TDK Corporation's application notes, the SRF for similar inductors in the RLF series is typically in the range of 100-200 MHz. It's recommended to consult with TDK Corporation or perform your own measurements to determine the SRF for your specific application.
The RLF12545T-7R8N5R4-PF is designed for high-frequency applications, with a rated frequency range of up to 100 MHz. However, it's essential to consider the inductor's impedance characteristics, core losses, and self-resonant frequency when designing for high-frequency applications.
To ensure the reliability and longevity of the RLF12545T-7R8N5R4-PF, follow proper storage and handling procedures, avoid excessive mechanical stress, and operate the inductor within its specified temperature and current ratings. Additionally, consider implementing a robust PCB design, using a suitable soldering process, and performing thorough testing and inspection.
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RLF12545T-7R8N5R4-PF Overview
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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.
