AOZ1212

AOZ1212 EZBuck™ 3A Simple Buck Regulator General Description The AOZ1212 is a high ef ciency , simple to use, 3A buck regulator e xible enough to be optimized for a variety of applications. The AOZ1212 works from a 4.5V to 27V input voltage range, and provides up to 3A of continuous output current on each buck regulator output. The output voltage is adjustable down to 0.8V. The AOZ1212 comes in an SO-8 or DFN-8 package and is rated over a -40°C to +85°C ambient temperature range. Features ● ● ● ● ● ● ● ● ● ● 4.5V to 27V operating input voltage range 70mΩ internal NFET, ef ciency: up to 95% Internal soft start Output voltage adjustable down to 0.8V 3A continuous output current Fixed 370kHz PWM operation Cycle-by-cycle current limit Short-circuit protection Thermal shutdown Small size SO-8 or DFN-8 package Applications ● ● ● ● ● ● Point of load DC/DC conversion Set top boxes DVD drives and HDD LCD monitors & TVs Cable modems Telecom/networking/datacom equipment Typical Application VIN C1 22µF C7 VIN EN BS LX L1 6.8µH VOUT R1 AOZ1212 VBIAS C4 FB GND R2 C2, C3 22µF COMP RC CC www.DataSheet4U.com Figure 1. 3.3V/3A Buck Regulator Rev. 1.1 October 2007 www.aosmd.com Page 1 of 19 AOZ1212 Ordering Information Part Number AOZ1212AI AOZ1212AI S nt RoH plia Com Ambient Temperature Range -40°C to +85°C -40°C to +85°C Package SO-8 SO-8 Environmental RoHS RoHS All AOS Products are offering in packaging with Pb-free plating and compliant to RoHS standards. Please visit ...