The recommended layout and placement for the MAX5433LETA+T involves keeping the input and output traces as short as possible, using a solid ground plane, and placing the device close to the power supply. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane to minimize noise and EMI.
To ensure the MAX5433LETA+T is properly powered and biased, make sure to connect the VCC pin to a stable 3.3V or 5V power supply, and the GND pin to a solid ground plane. Additionally, ensure that the input voltage (VIN) is within the recommended range of 2.7V to 5.5V, and that the output voltage (VOUT) is properly decoupled with a 10uF ceramic capacitor.
The maximum output current capability of the MAX5433LETA+T is 150mA. However, it's recommended to limit the output current to 100mA or less to ensure reliable operation and to prevent overheating.
The output voltage of the MAX5433LETA+T can be adjusted by connecting a resistive divider network between the VOUT pin and the GND pin. The output voltage can be calculated using the formula: VOUT = (R1 / (R1 + R2)) * VIN, where R1 and R2 are the resistors in the divider network.
The typical startup time of the MAX5433LETA+T is around 100us. However, this time can vary depending on the input voltage, output voltage, and load conditions.
MAX5433LETA+T datasheet
by Maxim Integrated Products
