AOZ1056

EZBuck™ 2A Simple Buck Regulator AOZ1056 General Description The AOZ1056 is a high efficiency, simple to use, 2A buck regulator. The AOZ1056 works from a 4.5V to 16V input voltage range, and provides up to 2A of continuous output current with an output voltage adjustable down to 0.8V. The AOZ1056 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 100mΩ internal PFET switch for high efficiency: up to 95% Internal Schottky Diode Externally soft start Output voltage adjustable to 0.8V 2A continuous output current Fixed 340kHz 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 Css 82nF SS VIN U1 L1 6.8µH LX R1 FB PGND R2 C2, C3 22µF Ceramic VOUT 3.3V EN COMP RC CC C5 AOZ1056 AGND Figure 1. 3.3V/2A Buck Regulator Rev. 1.2 September 2008 www.aosmd.com Page 1 of 15 Free Datasheet http://www.datasheet4u.com/ AOZ1056 Ordering Information Part Number AOZ1056AIL Ambient Temperature Range -40°C to +85°C Package SO-8 Environmental RoHS Compliant Green Product All AOS products are offered in packages with Pb-free plating and compliant to ...