Coilcraft provides a recommended land pattern for the RFS1317-225KL in their datasheet, which includes dimensions for the pad size, spacing, and solder mask clearance. It's essential to follow this pattern to ensure proper assembly and minimize the risk of soldering defects.
The RFS1317-225KL has a maximum operating temperature of 125°C, with a derating of inductance and current rating above 80°C. If your application requires operation above 125°C, you should consider a different inductor or consult with Coilcraft's application engineers for guidance.
The RFS1317-225KL, like many inductors, can be sensitive to mechanical stress, which can cause changes in inductance or even failure. To minimize this risk, avoid subjecting the component to excessive bending, flexing, or vibration, and ensure that the PCB is properly supported and secured.
The ESR of the RFS1317-225KL is not explicitly stated in the datasheet, but it can be estimated based on the inductor's DC resistance (Rdc) and the frequency of operation. Coilcraft provides an Rdc value of 0.225 Ω, and the ESR can be approximated as 1.5 to 2 times the Rdc value at high frequencies.
The RFS1317-225KL has a maximum current rating of 2.25 A, and exceeding this rating can cause the inductor to overheat or fail. If your application requires higher currents, consider using a different inductor or consulting with Coilcraft's application engineers for guidance on selecting a suitable component.
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About COILCRAFT
Colicraft designs and manufactures high performing magnectic components, RF chip inductors, power magnectics, and filters. Coilcraft has engineering, manufacturing, and distribution facilities in North America, Asia, and Europe.
