(PDF) USR1051 Datasheet - 3A SYNCHRONOUS BUCK REGULATOR

Número de pieza	USR1051
Descripción	3A SYNCHRONOUS BUCK REGULATOR
Fabricantes	UNISONIC TECHNOLOGIES
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No Preview Available ! UNISONIC TECHNOLOGIES CO., LTD USR1051 Preliminary LINEAR INTEGRATED CIRCUIT 3 A SYNCHRONOUS BUCK REGULATOR DESCRIPTION The UTC USR1051 is a high efficiency, 3A synchronous buck regulator. The UTC USR1051 works from 5V to 23V input voltage range, and provides up to 3A of continuous output current with an output voltage adjustable down to 0.8V. The UTC USR1051 comes in an exposed pad HSOP-8 package and is rated over a -40°C~+85°C operating ambient temperature range. FEATURES * Synchronous Buck * 5V~23V operating input voltage range * High efficiency * Internal soft start * Output voltage adjustable to 0.8V * 3A continuous output current * Cycle-by-cycle current limit * 400kHz PWM operation * Pre-bias start-up * Thermal shutdown * Short-circuit protection * Exposed pad HSOP-8 package ORDERING INFORMATION Ordering Number Lead Free Halogen Free USR1051L-SH2-T USR1051G-SH2-T USR1051L-SH2-R USR1051G-SH2-R Package HSOP-8 HSOP-8 HSOP-8 Packing Tube Tape Reel www.unisonic.com.tw Copyright © 2013 Unisonic Technologies Co., Ltd 1 of 4 QW-R103-065.b http://www.Datasheet4U.com 1 page

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PDF USR1051 Data sheet ( Hoja de datos )