View aic1740 datasheet:

 AIC1740 Low Output Voltage, 500mA Low Dropout Linear Regulator FEATURES DESCRIPTION Low Dropout Voltage of 900mV at 500mA The AIC1740 is a 3-pin low dropout linear Output Current (3.0V Output Version). regulator. The superior characteristics of the Guaranteed 500mA Output Current. Internal 1.5Ω P-MOSFET Draws no Base AIC1740 include zero base current loss, very Current. low dropout voltage, and 2% accuracy output Low Ground Current at 65µA. voltage. Typical ground current remains 2% Accuracy Output Voltage of 1.8V/ 2.0V/ approximately 2.5V/ 2.7V/ 3.0V. Input Voltage Range up to 12V. 65µA, from no load to maximum loading Needs only 4.7µF for Stability. conditions. Dropout voltage is exceptionally low. Current and Thermal Limiting. Output current limit