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AOZ2261BQI-28

AOZ2261BQI-28

EZBuck™ DC-DC降压稳压器

The AOZ2261BQI-28 is a high-efficiency, easy-to-use DC/DC synchronous buck regulator that operates up to 28 V. The device is capable of supplying 8 A of continuous output current with an output voltage adjustable down to 0.8 V ±1%.

  • Datasheets
  • Markings
  • Package
  • Reliability Reports
  • Tape & Reel
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Features
  • Wide input voltage range
    - 10 V to 28 V
  • 8 A continuous output current
  • Output voltage adjustable from 0.8 V ±1.0%
  • Low RDS(ON) internal NFETs
    - 26 mΩ high-side
    - 12 mΩ low-side
  • Constant On-Time with input feed-forward
  • Programmable on-time up to 3.3 μs
  • Selectable PFM/PWM Mode
  • Ceramic capacitor stable
  • Adjustable soft start
  • Ripple Reduction
  • Power Good output
  • Integrated bootstrap diode
  • Cycle-by-cycle current limit
  • Short-circuit protection
  • Over voltage protection
  • Thermal shutdown
  • Thermally enhanced 23-pin 4 mm × 4 mm QFN
Features
  • Wide input voltage range
    - 10 V to 28 V
  • 8 A continuous output current
  • Output voltage adjustable from 0.8 V ±1.0%
  • Low RDS(ON) internal NFETs
    - 26 mΩ high-side
    - 12 mΩ low-side
  • Constant On-Time with input feed-forward
  • Programmable on-time up to 3.3 μs
  • Selectable PFM/PWM Mode
  • Ceramic capacitor stable
  • Adjustable soft start
  • Ripple Reduction
  • Power Good output
  • Integrated bootstrap diode
  • Cycle-by-cycle current limit
  • Short-circuit protection
  • Over voltage protection
  • Thermal shutdown
  • Thermally enhanced 23-pin 4 mm × 4 mm QFN
Documentation
TitleTypeDateFile
AOZ2261BQI-28 DatasheetDatasheets2023-10-18PDF
AOZ2261BQI-28 MarkingMarkings2023-10-18PDF
AOZ2261BQI-28 Reliability ReportReliability Reports2023-10-18PDF
QFN4x4B_23L_EP2_SPackage2020-08-06PDF
QFN4x4B_23L_EP2_S Tape & ReelTape & Reel2024-01-16PDF
Parametrics
Status
New
Min Vin (V)
10
Max Vin (V)
28
Max Output I (A)
8
Min VOUT (V)
0.80
Max VOUT (V)
24
Package
QFN4x4B-23L
Control Mode
COT
Light Load Mode
Yes
Ultrasonic Mode
No
External Comp
No
VCC Supply
External
Operating Freq (kHz)
1000
Iq (uA)
170
Soft Start (ms)
External
HS FET RDS(ON) (mΩ)
45
LS FET RDS(ON) (mΩ)
18
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
QFN4x4B_23L_EP2_S 4.0x4.0x0.9PDFTape and Reel