AOZ1021AI Datasheet PDF - Alpha & Omega Semiconductor

General Description

●The AOZ1021 is a synchronous high efficiency, simple to use, 3A buck regulator. The AOZ1021 works from a 4.5V to 16V input voltage range, and provides up to 3A of continuous output current with an output voltage adjustable down to 0.8V. The AOZ1021 comes in an SO-8 packages and is rated

●over a -40°C to +85°C ambient temperature range.

●Features

●4.5V to 16V operating input voltage range

●Synchronous rectification: 100mΩinternal high-side switch and 20mΩInternal low-side switch

●High efficiency: up to 95%

●Internal soft start

●1.5% initial output accuracy

●Output voltage adjustable to 0.8V

●3A continuous output current

●Fixed 500kHz PWM operation

●Cycle-by-cycle current limit

●Pre-bias start-up

●Short-circuit 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