A good PCB layout for the LMP8601QMA/NOPB involves separating the analog and digital grounds, using a solid ground plane, and keeping the input and output traces short and away from each other. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
The choice of input and output capacitors for the LMP8601QMA/NOPB depends on the specific application and the desired performance. In general, X5R or X7R ceramic capacitors with a voltage rating of 10V or higher are recommended. The capacitance value should be chosen based on the desired cutoff frequency and the impedance of the input and output stages.
The maximum power dissipation of the LMP8601QMA/NOPB is 1.4W. To ensure that it doesn't overheat, it's recommended to provide adequate heat sinking, such as a thermal pad or a heat sink, and to keep the ambient temperature below 85°C. Additionally, the device should be operated within the recommended operating conditions and the output current should be limited to prevent excessive power dissipation.
The gain and bandwidth of the LMP8601QMA/NOPB can be configured by selecting the appropriate values for the input and feedback resistors. The gain can be calculated using the formula Gain = (Rf / Ri) + 1, where Rf is the feedback resistor and Ri is the input resistor. The bandwidth can be adjusted by selecting the appropriate value for the compensation capacitor.
The recommended input voltage range for the LMP8601QMA/NOPB is 1.8V to 5.5V, and the recommended output voltage range is 1.8V to 5.5V. The device can operate with input voltages as low as 1.6V, but the output voltage swing may be reduced.
LMP8601QMA/NOPB datasheet
by Texas Instruments
