The recommended PCB layout for the MAX17498BATE+ 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 EMI.
The selection of input and output capacitors for the MAX17498BATE+ depends on the specific application requirements. 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 output voltage ripple and the input voltage range. A minimum capacitance value of 10uF is recommended for the input capacitor, and a minimum capacitance value of 22uF is recommended for the output capacitor.
The MAX17498BATE+ is rated for operation over a temperature range of -40°C to +125°C. However, the device's performance and reliability may be affected at extreme temperatures. It's recommended to operate the device within a temperature range of -20°C to +85°C for optimal performance and reliability.
The MAX17498BATE+ has a specific power-up and power-down sequence that must be followed to ensure proper operation. The device should be powered up by applying the input voltage to the VIN pin before applying the enable signal to the EN pin. During power-down, the enable signal should be removed before removing the input voltage. Additionally, the device should be powered up and powered down slowly to prevent voltage spikes and noise.
The MAX17498BATE+ is capable of delivering up to 2A of output current. However, the maximum output current capability may be limited by the input voltage, output voltage, and the device's thermal performance. It's recommended to operate the device within a safe operating area to ensure reliable operation and prevent overheating.
MAX17498BATE+ datasheet
by Maxim Integrated Products
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