Texas Instruments provides a recommended PCB layout in the datasheet, but it's also recommended to follow general guidelines for LDO regulator layout, such as keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths.
The output voltage tolerance of the TPS79730DCKRG4 is specified as ±2% over the operating temperature range. To calculate the output voltage tolerance, multiply the nominal output voltage by the tolerance percentage (e.g., for a 3.3V output, the tolerance would be ±66mV).
The maximum input voltage of the TPS79730DCKRG4 is 15V, but it's recommended to keep the input voltage below 12V to ensure reliable operation and minimize power dissipation.
To ensure stability, follow the recommended capacitor values and types in the datasheet, and keep the input and output capacitors close to the device. Additionally, ensure that the PCB layout is well-designed and doesn't introduce excessive inductance or capacitance.
The thermal shutdown temperature of the TPS79730DCKRG4 is typically around 150°C to 160°C, but this can vary depending on the specific device and operating conditions. Consult the datasheet for more information.
TPS79730DCKRG4 datasheet
by Texas Instruments
