The AOZ6663DI is a high efficiency, easy to use, 3A synchronous buck regulator at high switching frequency for small form factor solution. The AOZ6663DI works from 4.5V to 18V input voltage range, and provides up to 3A of continuous output current with an output voltage adjustable down to 0.6V. 

The AOZ6663DI comes in a DFN 3mm x 3mm package and is rated over a -40°C to +85°C operating ambient temperature range.

Features 4.5V to 18V operating input voltage range Synchronous Buck: 145mΩinternal high-side switch and 80mΩInternal low-side switch Up to 95% efficiency Pulse Energy Mode for light load efficiency. (Vin=12V, Vo=5V, 87%@10mA) Output voltage adjustable to 0.6V 3A continuous output current 750kHz PWM operation External compensation

4.5V to 18V operating input voltage range

Synchronous Buck: 145mΩinternal high-side switch 

ａnd 80mΩInternal low-side switch 

Up to 95% efficiency

Pulse Energy Mode for light load efficiency. (Vin=12V, 

Vo=5V, 87%@10mA)

Output voltage adjustable to 0.6V

3A continuous output current

750kHz PWM operation 

External compensation

Internal Soft Start

Cycle-by-cycle current limit

Pre-bias start-up

Short-circuit protection

Thermal shutdown

Applications

Point of load DC/DC converters

High reliable DC/DC converters

High performance LCD TV

High performance cable modems