Product Summary

The AMS1117-ADJ is a 1A low dropout voltage regulator. It is designed to provide 1A output current and to operate down to 1V input-to-output differential. The dropout voltage of the device is guaranteed maximum 1.3V at maximum output current, decreasing at lower load currents. The applications of the AMS1117-ADJ include High Efficiency Linear Regulators, Post Regulators for Switching Supplies, 5V to 3.3V Linear Regulator, Battery Chargers, Active SCSI Terminators, Power Management for Notebook, Battery Powered Instrumentation.

Parametrics

AMS1117-ADJ absolute maximum ratings: (1)Power Dissipation: Internally limited; (2)Soldering information, Lead Temperature (25 sec): 265℃; (3)Input Voltage: 15V; (4)Operating Junction Temperature: Control Section:0℃ to 125℃, Power Transistor: 0℃ to 150℃; (5)Storage temperature: -65℃ to +150℃; (6)Thermal Resistance, SO-8 package: 160℃/W; TO-252 package: 80℃/W; SOT-223 package: 90℃/W.

Features

AMS1117-ADJ features: (1)Three Terminal Adjustable or Fixed Voltages:1.5V, 1.8V, 2.5V, 2.85V, 3.3V and 5.0V; (2)Output Current of 1A; (3)Operates Down to 1V Dropout; (4)Line Regulation: 0.2% Max; (5)Load Regulation: 0.4% Max; (6)SOT-223, TO-252 and SO-8 package available.

Diagrams

AMS1117-ADJ Pin Configuration

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