FEATURES
l Low dropout voltage ..............1.2V at 1A l Adjustable or fixed voltages 2.5V, 3.3V, 5.0V l Typical line regulation ....... 0.2% l Typical load regulation ...... 0.15% l Adjust pin current less than 90µA l Overcurrent protection l Thermal protection l Available in TO-220, TO-252, SOT-223 nApplications l High Efficiency Linear Regulators l 5V to 3.3V Voltage Converter l Battery Charger l Post Regulators for Switching Supplies nFunctional Block Diagram In p u t n Typical Application AM E1117 C u rre n t L im itin g A m p lifie r GND 4.75V to 12V 10 µF Tan 10 µF Tan Load T h e rm a l P ro te ctio n O u tp u t E rro r Am p. Bandgap R e fe re n c e A D J/C O M Input range depends on VOUT Please refer to electrical characteristics. Figure 1 Figure 2 1 Analog Microelectronics, Inc. AME1117 1A Low Dropout Positive Voltage Regulator n Pin Configuration AME1117 AME 1117 1 2 3 A D J / G N D V OUT V IN ADJ/GND V OUT V IN TO-220 Front View SOT-223 Front View AME 1117 1 2 3 AME1117 1 ADJ/GND 2 VOUT 3 VIN ADJ/GND V OUT V IN TO-252 ( DPAK-2) Front View TO-252 ( DPAK-2) Front View 2 Analog Microelectronics, Inc.
Analog Microelectronics
