IC manufacturers Alpha & Omega Semiconductor

IC manufacturers (99)

Alpha & Omega Semiconductor AOZ1284PI

EZBuck™ 4A Simple Buck Regulator

Overview

TopologyBuck Converter
Input voltage3-36 V
Switching frequency200-2000 kHz
Output 130 V / 4 A
IC revision00

Description

The AOZ1284 is a high voltage, high efficiency, simple to use, 4A buck regulator optimized for a variety of applications. The AOZ1284 works from a 3.0V to 36V input voltage range, and provides up to 4A of continuous output current. The output voltage is adjustable from 30V down to 0.8V.

Features

  • 3.0V to 36V operating input voltage range
  • 50mΩ internal NMOS-Up to 95% efficiency
  • Adjustable soft-start
  • Output voltage adjustable from 0.8V to 30V
  • 4A continuous output current
  • Adjustable switching frequency from 200kHz to 2MHz
  • Cycle-by-cycle current limit -Short-circuit protection
  • Over-voltage protection
  • Over-temperature protection
  • EPAD SO-8 package

Typical applications

  • Automotive applications
  • Point-of-load DC/DC conversion
  • LCD Monitors & TVs
  • Set top boxes and cable modems, DVD drives and HDDs

Products

Order Code Data­sheet Simu­lation Downloads Status Product seriesL
(µH)
IRP,40K
(A)
ISAT,10%
(A)
ISAT,30%
(A)
RDC max.
(mΩ)
fres
(MHz)
Mount Samples
74437368068SPEC

PCN pending

Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff.

8 files Active i| Production is active. Expected lifetime: >10 years.WE-LHMI SMT Power Inductor 6.8 8.6 8 17.4 23.3 13 SMT
Order Code Data­sheet Simu­lation
74437368068SPEC

PCN pending

Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff.

Samples
Order Code Data­sheet Simu­lation Downloads Status Product seriesL
(µH)
IRP,40K
(A)
ISAT,10%
(A)
ISAT,30%
(A)
RDC max.
(mΩ)
fres
(MHz)
Mount Samples