• Operating Input Voltage Range: 2.5V to 20V
• Fixed Outputs of 1.2V, 1.8V, 2.5V, 3.3V and 5.0V
• Adjustable Output from 1.2V to 12V
• 300mA Output Current
• Output Voltage Accuracy: ±1% at +25℃
• Quiescent Current: 36μA (TYP)
• Low Dropout: 80mV (TYP) at 100mA, VOUT = 3.3V
• Low Noise: 48μVRMS (TYP) at VOUT = 3.3V
• High PSRR: 100dB (TYP) at 1kHz
• Current Limiting and Thermal Protection
• With Output Automatic Discharge
• Stable with Small Case Size Ceramic Capacitors
• Shutdown Supply Current: 0.5μA (TYP)
• -40℃ to +125℃ Operating Temperature Range
• Available in a Green SOT-23-5 Package

• Stable with low ESR ceramic capacitors
• Ultra low dropout voltage
(0.12 V typ. at 50 mA load, 7 mV typ. at 1 mA load)
• Very low quiescent current
(80 µA typ. at no load in on mode;
max 1 µA in off mode)
• Guaranteed output current up to 50 mA
• Logic-controlled electronic shutdown
• Output voltage of 1.8; 3.0; 3.3; 5.0 V
• Internal current and thermal limit
• ± 0.5% Tolerance output
voltage available (A version)
• Output low noise voltage 160 µVRMS
• Temperature range: -40 to 125 °C
• Smallest package SOT23-5L
• Fast dynamic response to
line and load changes
