A1117

1A LOW-DROPOUT POSITIVE FIXED AND ADJUSTABLE VOLTAGE REGULATOR A1117 Description The A1117 is designed to provide 1A for requiring high efficiency applications. The A1117 series of positive fixed voltage and adjustable version, which can provide an output voltage from 1.25V to 13.8V with only two external resistors. The A1117 offers current limiting and thermal protection to assure the stability of chip and power system. And the on chip trimming technique to guarantee output voltage accuracy within ±1%. The A1117 is available in SOT-223 and TO-252 package. Ordering Information N SOT-223 PN: A1117N D TO-252 PN: A1117D AiT provides all lead free parts Note: AiT provides T/R in SOT-223 package Tape & Reel is available: A1117DR Typical Application Features Output Current of 1A Maximum Three-Terminal Adjustable or Fixed Outputs Maximum Input Voltage: 18V Fast Transient Response Current Limit, Safe Operating and Thermal Shutdown Protection Line Regulation: 0.2% Load Regulation: 0.4% Environment Temperature: -50oC~+140oC Available in SOT-223 and TO-252 Package Packages Application High Efficiency Linear Regulators Post Regulator for Switching DC/DC Converter Power Management for M/B and Graphic Card 2.85V Model for SCSI-2 Active Termination Battery Charger LCD Monitor and LCD TV DVD Decode Board ADSL Modem A1117 adjustable output voltage VOUT=1.25V(1+R2/R1) The A1117 adjustable regulator provide 1.25V reference voltage. Any output voltage between 1.25V~13.8V can be avail...