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Z1051PI AOZ1051PI

Z1051PI Description

AOZ1051PI EZBuck™ 3 A Synchronous Buck Regulator General .
The AOZ1051PI is a high efficiency, easy to use, 3 A synchronous buck regulator.

Z1051PI Features

* z 4.5 V to 18 V operating input voltage range z Synchronous Buck: 70 mΩ internal high-side switch and 40 mΩ internal low-side switch (at 12 V) z Up to 95 % efficiency z External soft start z Output voltage adjustable to 0.8 V z 3 A continuous output current z 500 kHz PWM operation z Cycle-by-cycle

Z1051PI Applications

* z Point of load DC/DC converters z LCD TV z Set top boxes z DVD and Blu-ray players/recorders z Cable modems Typical Application VIN C1 10µF CSS VIN EN SS L1 4.7µH AOZ1051PI LX R1 VOUT COMP RC CC FB AGND PGND R2 C2, C3 22µF Figure 1. 3.3 V 3 A Synchronous Buck Regulator, Fs = 500 kHz Rev.

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AOZ1051PI Alpha & Omega Semiconductors
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