AOZ3024PI
EZBuck™ 3 A Synchronous Buck Regulator
General Description
Features
The AOZ3024PI is a high efficiency, easy to use, 3 A
synchronous buck regulator. The AOZ3024PI works from
4.5 V to 18 V input voltage range, and provides up to 3 A
of continuous output current with an output voltage
adjustable down to 0.8 V.
4.5 V to 18 V operating input voltage range
Synchronous Buck: 70 mΩ internal high-side switch
and 40 mΩ internal low-side switch (at 12 V)
Up to 95 % efficiency
External soft start
The AOZ3024PI comes in an exposed pad SO-8
package and is rated over a -40 °C to +85 °C operating
ambient temperature range.
Output voltage adjustable to 0.8 V
3 A continuous output current
500 kHz PWM operation
Cycle-by-cycle current limit
Pre-bias start-up
Short-circuit protection
Thermal shutdown
Exposed pad SO-8 package
Applications
Point-of-load DC/DC converters
LCD TV
Set-top boxes
DVD and Blu-ray players/recorders
Cable modems
Typical Application
VIN
5V
C1
R3
10µF
VIN
PGOOD
L1 4.7µH
EN
VOUT
LX
AOZ3024PI
R1
R2
COMP
C2, C3
22µF
R
C
C
C
FB
AGND
PGND
Figure 1. 3.3 V, 3 A Synchronous Buck Regulator, Fs = 500 kHz
Rev. 1.0 November 2013
www.aosmd.com
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