A good PCB layout for the TPS2513AQDBVRQ1 involves placing the input capacitors close to the VIN pin, using a solid ground plane, and keeping the high-current paths short and wide. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
The input capacitor should have a low ESR and be rated for the input voltage. A ceramic capacitor with an X5R or X7R dielectric is recommended. The output capacitor should have a low ESR and be rated for the output voltage. A ceramic capacitor with an X5R or X7R 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 TPS2513AQDBVRQ1 is -40°C to 125°C. However, the device can operate at a higher temperature range with derating. It's recommended to check the thermal derating curve in the datasheet to determine the maximum operating temperature for a specific application.
To ensure stability, it's recommended to follow the layout guidelines in the datasheet, use a low-ESR output capacitor, and add a small ceramic capacitor (e.g., 10nF) between the VOUT and GND pins. Additionally, the input voltage should be well-regulated and the input capacitor should be placed close to the VIN pin.
The maximum output current capability of the TPS2513AQDBVRQ1 is 3A. However, the device can deliver higher currents for short durations. It's recommended to check the thermal derating curve in the datasheet to determine the maximum output current for a specific application.
TPS2513AQDBVRQ1 datasheet
by Texas Instruments
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