By Texas Instruments. Optimized for Fast Transient Response. Output Current: 1.5 A. High Output Voltage Accuracy: 1% at 25°C. Dropout Voltage: 300 mV. Low Noise: 35 µVRMS (10 Hz to 100 kHz). High Ripple Rejection: 68 dB at 1 kHz. 1-mA Quiescent Current. No Protection Diodes Needed. Controlled Quiescent Current in Dropout. Fixed Output Voltages: 1.5 V, 1.8 V, 2.5 V, 3.3 V. Adjustable Output from 1.21 V to 20 V (TPS7A4501 Only). Less Than 1-µA Quiescent Current in Shutdown.Stable With 10-µF Ceramic Output Capacitor. Reverse-Battery Protection. Reverse Current Protection.
 
Texas Instruments Datasheet