The AP2181WG-7 can handle a maximum input voltage of 25V, but it's recommended to operate within the specified input voltage range of 7V to 18V for optimal performance.
To ensure the stability of the output voltage, it's essential to use the recommended output capacitor value and type, as specified in the datasheet. Additionally, the input capacitor should be placed close to the VIN pin to minimize noise and ensure stable operation.
The AP2181WG-7 can provide a maximum output current of 1A. However, the actual output current may be limited by the input voltage, output voltage, and thermal considerations.
The output voltage of the AP2181WG-7 can be calculated using the formula: VOUT = 0.8V x (1 + R1/R2), where R1 and R2 are the resistors connected to the FB pin. The output voltage range is from 0.8V to 15V.
The EN (enable) pin is used to enable or disable the AP2181WG-7. When the EN pin is pulled high (above 2V), the device is enabled, and when it's pulled low (below 0.8V), the device is disabled. This pin can be used to implement power sequencing or to turn the device on and off.
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AP2181WG-7 Overview
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