Alpha & Omega Semiconductor


EZBuck™ 4A Simple Buck Regulator

Topologie: Buck
Eingangsspannung (min.): 3.00 V
Eingangsspannung (max.): 36.00 V
Schaltfrequenz (min.): 200.00 kHz
Schaltfrequenz (max.): 2000.00 kHz
Ausgang 1: 30.00 V / 4.000 A

Erstveröffentlichung am 22.04.2020, Version 00


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.


  • 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


  Artikel Nr. SPEC Produktserie L
RDC typ.
RDC max.
Montageart Muster
74437368068 PDF WE-LHMI SMT Speicherdrossel 6.8 6 14 17.5 23.3 13 SMT