The MAX1621EEE+ can handle input voltages up to 28V, but it's recommended to operate within the specified input voltage range of 4.5V to 24V for optimal performance.
To ensure stability, it's essential to use the recommended output capacitor value and type, and to follow the layout guidelines provided in the datasheet. Additionally, the input capacitor should be placed close to the VIN pin to minimize noise and ensure stability.
The MAX1621EEE+ can provide up to 1A of output current, but it's recommended to derate the output current based on the ambient temperature and the input voltage to ensure reliable operation.
The output voltage of the MAX1621EEE+ can be adjusted by using a resistive divider network between the output pin and the ground pin. The ratio of the resistors determines the output voltage, and the datasheet provides a formula to calculate the required resistor values.
The EN (enable) pin is used to turn the regulator on or off. When the EN pin is pulled high, the regulator is enabled, and when it's pulled low, the regulator is disabled. This pin can be used to implement power sequencing or to turn off the regulator when not in use.
MAX1621EEE+ datasheet
by Maxim Integrated Products
