Alpha & Omega Semiconductor

AOZ1282CI

Voltage Regulators - DC DC Switching Regulators

MPN
AOZ1282CI
Package / Case
SOT-23-6
Key Attributes
1.2A High Efficiency Buck Regulator

Technical Specifications

TypeDescription
Output TypeAdjustable
Output Voltage18.4 V
Output Current1.2 A
FunctionStep-down type
Working Voltage V20.25 V
Switching Freq Hz450 kHz
Channels1
TypeDescription
Iq A0.001 A
Switch tube (built-in/external)Built-in
Operating Temp-40°C ~ +85°C
FeaturesCycle-by-cycle current limiting;Hiccup current limiting;Overcurrent Protection
TopologyBuck
Package / CaseSOT-23-6

Product Introduction

The AOZ1282CI is a high efficiency, simple to use, 1.2A buck regulator flexible enough to be optimized for a variety of applications. The AOZ1282CI works from a 4.5V to 36V input voltage range, and provides up to 1.2A of continuous output current. The output voltage is adjustable down to 0.8V. The fixed switching frequency of 450kHz PWM operation reduces inductor size.

The AOZ1282CI is a current - mode step down regulator with integrated high side NMOS switch. It operates from a 4.5V to 36V input voltage range and supplies up to 1.2A of load current. Features include enable control, under voltage lock - out, internal soft - start, output overvoltage protection, over - current protection and thermal shut down.

The AOZ1282CI is available in SOT23 - 6L package.

Features

  • 4.5V to 36V operating input voltage range
  • 420mΩ internal NMOS
  • Up to 95% efficiency
  • Internal compensation
  • 1.2A continuous output current
  • Fixed 450kHz PWM operation
  • Internal soft start
  • Output voltage adjustable down to 0.8V
  • Cycle - by - cycle current limit
  • Short - circuit protection
  • Thermal shutdown
  • Small size SOT23 - 6L

Applications

  • - Point of load DC/DC conversion - Set top boxes and cable modems - DVD drives and HDDs - LCD Monitors & TVs - Telecom/Networking/Datacom equipment

Datasheet

📄 Open Download

Alternative Parts

Common AOZ1282CI alternatives overseas buyers search for:

Compliance & Export Codes

TypeDetails
RoHSROHS3
ECCNEAR99
CNHTS8542399000
USHTS8542390001
TARIC8542399000
TypeDetails
CAHTS8542390000
BRHTS85423999
INHTS85423900
MXHTS8542.39.99

Sourcing Information

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