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AOZ2297QI-03

EZBuck™ DC-DC Buck Regulators

Status: New

The AOZ2297QI-03 is a high-efficiency, easy-to-use DC/DC buck regulator targeted for system-power supply solution. It provides 3.3V LDO. The devices are capable of supplying 18A of continuous output current with 3.3V output voltage.

AOZ2297QI-03 Typ App drawing
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Parametrics
Status
New
Min Vin (V)
8.50
Max Vin (V)
25
Max Output I (A)
18
Min VOUT (V)
3.30
Max VOUT (V)
3.30
Package
QFN4x4-31L
Control Mode
COT
Light Load Mode
Yes
Ultrasonic Mode
Yes
External Comp
No
VCC Supply
Internal
Operating Freq (kHz)
600
Iq (uA)
180
Soft Start (ms)
External
HS FET RDS(ON) (mΩ)
7
LS FET RDS(ON) (mΩ)
1.60
Max Duty Cycle
94%
Adj. I Limit
No
Remote Sense
No
Enable
Yes
PGood
Yes
Forced PWM
No
Ripple Reduction
Yes
Low Power Mode
No
Protection
Latch
Digital Interface
NA
Output Discharge
No
Parametrics
Status
New
Min Vin (V)
8.50
Max Vin (V)
25
Max Output I (A)
18
Min VOUT (V)
3.30
Max VOUT (V)
3.30
Package
QFN4x4-31L
Control Mode
COT
Light Load Mode
Yes
Ultrasonic Mode
Yes
External Comp
No
VCC Supply
Internal
Operating Freq (kHz)
600
Iq (uA)
180
Soft Start (ms)
External
HS FET RDS(ON) (mΩ)
7
LS FET RDS(ON) (mΩ)
1.60
Max Duty Cycle
94%
Adj. I Limit
No
Remote Sense
No
Enable
Yes
PGood
Yes
Forced PWM
No
Ripple Reduction
Yes
Low Power Mode
No
Protection
Latch
Digital Interface
NA
Output Discharge
No
Features
  • Wide input voltage range:
    - 8.5 V to 25 V 
  • 18 A continuous output current 
  • Output voltage: 3.3 V ±1.0% 
  • Low RDS(ON) internal NFETs: 
    - 8 mΩ high-side 
    - 1.6 mΩ low-side 
  • 3.3V LDO Output controlled by multi-level 
  • Constant On-Time with input feed-forward 
  • Ripple Reduction at light load 
  • Ton Extension Mode 
  • Ultrasonic Mode 
  • Ceramic capacitor stable 
  • Adjustable soft start 
  • Power Good output 
  • Integrated bootstrap diode 
  • Cycle-by-cycle current limit 
  • Short-circuit protection 
  • Thermal shutdown 
  • Thermally enhanced 31-pin 4mm× 4mm QFN
Documentation
TitleTypeDateFile
AOZ2297QI-03 Datasheet
Datasheets2024-08-02PDF
AOZ2297QI-03 Marking
Markings2024-08-02PDF
AOZ2297QI-03 Reliability Report
Reliability Reports2024-08-01PDF
QFN4x4_31L_EP2_S
Package2024-09-19PDF
QFN4x4_31L_EP2_S Tape & Reel
Tape & Reel2024-04-25PDF
Package Details
Package NameDimensionsPackage SpecificationsPackaging Method
QFN4x4_31L_EP2_S 4.0x4.0x0.9PDFTape and Reel