A good PCB layout for the MAX16046ETN+ involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces connecting the IC to the capacitors and resistors. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
The input and output capacitors should be chosen based on the specific application requirements. A general guideline is to use low-ESR capacitors with a capacitance value of 10uF to 22uF for the input and output. The capacitor voltage rating should be at least 1.5 times the maximum input voltage.
The MAX16046ETN+ can handle input voltages up to 28V, but the recommended maximum input voltage is 24V to ensure reliable operation and to prevent damage to the IC.
The output voltage of the MAX16046ETN+ can be adjusted by using a resistive divider network between the output pin and the feedback pin. The output voltage can be calculated using the formula: Vout = 0.8V x (R1 + R2) / R2, where R1 and R2 are the resistors in the divider network.
The MAX16046ETN+ can deliver up to 2A of output current, but the maximum output current is dependent on the input voltage, output voltage, and ambient temperature. It is recommended to derate the output current at high temperatures and with low input voltages.
MAX16046ETN+ datasheet
by Maxim Integrated Products
