A good PCB layout for the LM5073MHX/NOPB involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. Additionally, it's recommended to use a separate power plane for the input and output voltages.
To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the input and output capacitors are of high quality and have low ESR. It's also important to decouple the input voltage with a capacitor and to use a low-impedance output capacitor.
The LM5073MHX/NOPB has an operating ambient temperature range of -40°C to 125°C. However, the maximum junction temperature is 150°C, and the device should be derated above 85°C to ensure reliable operation.
Yes, the LM5073MHX/NOPB is qualified for automotive and high-reliability applications. It meets the requirements of the AEC-Q100 standard and is suitable for use in harsh environments.
The power dissipation of the LM5073MHX/NOPB can be calculated using the formula: Pd = (Vin - Vout) x Iout + (Vin x Iq), where Vin is the input voltage, Vout is the output voltage, Iout is the output current, and Iq is the quiescent current.
LM5073MHX/NOPB datasheet
by Texas Instruments
