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 block diagram

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