The recommended PCB layout for the MAX16922ATPE/V+ 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. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane to reduce noise and improve performance.
The selection of input and output capacitors for the MAX16922ATPE/V+ depends on the specific application requirements. In general, it's recommended to use low-ESR capacitors with a capacitance value of 10uF to 22uF for the input and output. The capacitor selection should also consider the voltage rating, ripple current rating, and temperature rating.
The MAX16922ATPE/V+ has an operating ambient temperature range of -40°C to +125°C. However, the device can operate up to +150°C for a short duration (less than 1000 hours) with a derated output current.
Proper thermal management of the MAX16922ATPE/V+ involves ensuring good airflow around the device, using a heat sink if necessary, and keeping the device away from other heat sources. The device has an exposed pad that should be soldered to a solid ground plane to improve thermal dissipation.
The recommended input voltage range for the MAX16922ATPE/V+ is 4.5V to 14V. However, the device can operate with an input voltage as low as 4V, but with a reduced output current capability.
MAX16922ATPE/V+ datasheet
by Maxim Integrated Products
Findchips
