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AOZ1266AQI

AOZ1266AQI

EZBuck™ DC-DC Buck Regulators

The AOZ1266AQI is a high-efficiency, easy-to-use DC/DC synchronous buck regulator that operates up to 28V. The device is capable of supplying 6A of continuous output current with an output voltage adjustable down to 0.6V ±1%. The AOZ1266AQI is available in a 4 mm x 4 mm QFN-22L package and is rated over a -40°C to +85°C ambient temperature range.

  • Datasheets
  • Markings
  • Package
  • Reliability Reports
  • Tape & Reel
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Features
  • Wide input voltage range
    • 6.5V to 28V
  • 6A continuous output current
  • Output voltage adjustable down to 0.6V (±1.0%)
  • Low RDS(ON) internal NFETs
    • 48mΩ high-side
    • 11mΩ low-side
  • Programmable on-time up to 3.5µs
  • Selectable PFM light-load operation
  • Adjustable soft start
  • Ripple reduction
  • Power Good output
  • Thermally-enhanced 4 mm x 4 mm QFN-22L package
Features
  • Wide input voltage range
    • 6.5V to 28V
  • 6A continuous output current
  • Output voltage adjustable down to 0.6V (±1.0%)
  • Low RDS(ON) internal NFETs
    • 48mΩ high-side
    • 11mΩ low-side
  • Programmable on-time up to 3.5µs
  • Selectable PFM light-load operation
  • Adjustable soft start
  • Ripple reduction
  • Power Good output
  • Thermally-enhanced 4 mm x 4 mm QFN-22L package
Documentation
TitleTypeDateFile
AOZ1266AQI DatasheetDatasheets2022-01-10PDF
AOZ1266AQI MarkingMarkings2021-12-30PDF
AOZ1266AQI Reliability ReportReliability Reports2022-01-10PDF
QFN4x4_22L_EP2_SPackage2020-03-26PDF
QFN4x4_22L_EP2_S Tape & ReelTape & Reel2024-03-15PDF
Parametrics
Status
Full Production
Min Vin (V)
6.50
Max Vin (V)
28
Max Output I (A)
6
Min VOUT (V)
0.60
Max VOUT (V)
24
Package
QFN4x4-22L
Control Mode
COT
Light Load Mode
Yes
Ultrasonic Mode
No
External Comp
No
VCC Supply
Internal
Operating Freq (kHz)
400
Iq (uA)
150
Soft Start (ms)
External
HS FET RDS(ON) (mΩ)
48
LS FET RDS(ON) (mΩ)
11
Max Duty Cycle
85%
Adj. I Limit
No
Remote Sense
No
Enable
Yes
PGood
Yes
Forced PWM
Yes
Ripple Reduction
Yes
Low Power Mode
No
Protection
Latch
Digital Interface
NA
Output Discharge
No
Package Details
Package NameDimensionsPackage SpecificationsPackaging Method
QFN4x4_22L_EP2_S 4.0x4.0x0.9PDFTape and Reel