This is a low drop out 3.3V regulator in a TO-220 package.
Features

• IC, V REG LDO +3.3V, 1117, TO-220-3
• Primary Input Voltage: 5.3V
• Output Voltage Fixed: 3.3V
• Dropout Voltage Vdo: 1.1V
• Voltage Regulator Case Style: TO-220
• No. of Pins: 3
• Output Current: 1A
• Operating Temperature Min: 0C
• Operating Temperature Max: 125C
• MSL: (Not Applicable)
• SVHC: No SVHC (19-Dec-2012)
• Accuracy %: 2%
• Base Number: 1117
• Device Marking: LD1117AV33
• IC Generic Number: 1117
• Input Voltage Max: 10V
• Input Voltage Min: 4.4V
• Logic Function Number: 1117
• No. of Outputs: 1
• Operating Temperature Range: 0C to +125C
• Operating Voltage Tolerance +: 2%
• Output Current Max: 1A
• Output Voltage: 3.3V
• Output Voltage Max: 3.3V
• Package / Case: TO-220
• Supply Voltage Max: 10V
• Termination Type: Through Hole
• Voltage: 3.3V
• Voltage Regulator Type: Fixed

Documents

• Datasheet