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AOZ1015

Alpha and Omega Semiconductors
Part Number AOZ1015
Manufacturer Alpha and Omega Semiconductors
Description EZBuck 1.5A Synchronous Buck Regulator
Published Apr 5, 2010
Detailed Description AOZ1015 EZBuck™ 1.5A Synchronous Buck Regulator www.DataSheet4U.com General Description The AOZ1015 is a high efficiency...
Datasheet PDF File AOZ1015 PDF File

AOZ1015
AOZ1015

Overview
AOZ1015 EZBuck™ 1.
5A Synchronous Buck Regulator www.
DataSheet4U.
com General Description The AOZ1015 is a high efficiency, simple to use, 1.
5A buck regulator.
The AOZ1015 works from a 4.
5V to 16V input voltage range, and provides up to 1.
5A of continuous output current with an output voltage adjustable down to 0.
8V.
The AOZ1015 comes in an SO-8 package and is rated over a -40°C to +85°C ambient temperature range.
Features ● ● ● ● ● ● ● ● ● ● ● ● ● 4.
5V to 16V operating input voltage range 130mΩ internal PFET switch for high efficiency: up to 95% Internal Schottky diode Internal soft start Output voltage adjustable to 0.
8V 1.
5A continuous output current Fixed 500kHz PWM operation Cycle-by-cycle current limit Short-circuit protection Under voltage lockout Output over voltage protection Thermal shutdown Small size SO-8 package Applications ● ● ● ● ● ● ● Point of load DC/DC conversion PCIe graphics cards Set top boxes DVD drives and HDD LCD panels Cable modems Telecom/networking/datacom equipment Typical Application VIN C1 22µF Ceramic L1 4.
7µH VIN From µPC EN COMP R1 C5 C2 AOZ1015 VOUT LX R2 FB C4, C6 22µF x 2 Ceramic R3 AGND PGND Figure 1.
3.
3V/1.
5A Buck Regulator Rev.
1.
2 September 2007 www.
aosmd.
com Page 1 of 15 AOZ1015 Ordering Information Part Number AOZ1015AI S nt RoH plia Com www.
DataSheet4U.
com Ambient Temperature Range -40°C to +85°C Package SO-8 Environmental RoHS All AOS Products are offering in packaging with Pb-free plating and compliant to RoHS standards.
Please visit www.
aosmd.
com/web/quality/rohs_compliant.
jsp for additional information.
Pin Configuration PGND VIN AGND FB 1 2 3 4 8 7 6 5 LX LX EN COMP SO-8 (Top View) Pin Description Pin Number 1 2 3 4 5 6 7, 8 Pin Name PGND VIN AGND FB COMP EN LX Pin Function Power ground.
Electrically needs to be connected to AGND.
Supply voltage input.
When VIN rises above the UVLO threshold the device starts up.
Reference connection for controller section.
Also used as thermal connection for co...


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