A good PCB layout for the TPS92641PWPT/NOPB involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
The input capacitor should have a low ESR and be rated for the input voltage. A ceramic capacitor with an X7R or X5R dielectric is recommended. The output capacitor should have a low ESR and be rated for the output voltage. A ceramic capacitor with an X7R or X5R dielectric is recommended. The capacitance value should be chosen based on the output voltage and the desired ripple voltage.
The maximum ambient temperature range for the TPS92641PWPT/NOPB is -40°C to 125°C. However, the device can operate up to 150°C with derating.
To ensure stability, the TPS92641PWPT/NOPB requires a minimum output capacitance of 10uF. The output capacitor should be placed close to the device, and the traces between the device and the capacitor should be minimized. Additionally, the input voltage should be stable and within the recommended range.
Yes, the TPS92641PWPT/NOPB is suitable for high-reliability applications. It is built with a robust design and has undergone rigorous testing to ensure its reliability. However, it is recommended to follow proper design and manufacturing guidelines to ensure the device operates within its specifications.
TPS92641PWPT/NOPB datasheet
by Texas Instruments
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