AOSMD
产品
  
应用
  
设计支持
  
关于 AOS
  
CONTACT US

AOZ22559QI

AOZ22559QI

EZBuck™ DC-DC降压稳压器

The AOZ22559QI is a high-efficiency, easy-to-use DC/DC synchronous buck regulator that operates up to 25 V. The device is capable of supplying 15 A of continuous output current with an output voltage adjustable down to 0.6 V (±1.0%).

  • Datasheets
  • Markings
  • Package
  • Reliability Reports
  • Tape & Reel
Download Selected
Features
  • Wide input voltage range
    - 5.5 V to 25 V
  • Support Intel ITDC up to 15 A
  • Support Intel ICCMAX up to 30 A
  • Output voltage adjustable down to 0.6 V (±1.0%)
  • Low RDS(ON) internal NFETs
    - 11 mΩ high-side
    - 4 mΩ low-side
  • Constant on-time with input feed-forward
  • Programmable on-time up to 3.5 μs and down to 70 ns
  • Programmable Switching Frequency Range up to 1MHz
    (For 12 VIN to 1 VOUT)
  • Selectable PFM or forced PWM light load operation
  • Ceramic capacitor stable
  • Remote sense
  • Adjustable current limit setting
  • Adjustable soft-start
  • Power Good output
  • Integrated bootstrap diode
  • Under-voltage protection and over-voltage protection
  • Cycle-by-cycle current limit
  • Short-circuit protection
  • Thermal shutdown
  • Thermally enhanced 30-pin 4 mm × 4 mm QFN
Features
  • Wide input voltage range
    - 5.5 V to 25 V
  • Support Intel ITDC up to 15 A
  • Support Intel ICCMAX up to 30 A
  • Output voltage adjustable down to 0.6 V (±1.0%)
  • Low RDS(ON) internal NFETs
    - 11 mΩ high-side
    - 4 mΩ low-side
  • Constant on-time with input feed-forward
  • Programmable on-time up to 3.5 μs and down to 70 ns
  • Programmable Switching Frequency Range up to 1MHz
    (For 12 VIN to 1 VOUT)
  • Selectable PFM or forced PWM light load operation
  • Ceramic capacitor stable
  • Remote sense
  • Adjustable current limit setting
  • Adjustable soft-start
  • Power Good output
  • Integrated bootstrap diode
  • Under-voltage protection and over-voltage protection
  • Cycle-by-cycle current limit
  • Short-circuit protection
  • Thermal shutdown
  • Thermally enhanced 30-pin 4 mm × 4 mm QFN
Documentation
TitleTypeDateFile
AOZ22559QI DatasheetDatasheets2023-10-26PDF
AOZ22559QI MarkingMarkings2023-10-26PDF
AOZ22559QI Reliability ReportReliability Reports2023-10-26PDF
QFN4x4_30L_EP2_SPackage2023-10-26PDF
QFN4x4_30L_EP2_S Tape & ReelTape & Reel2024-01-16PDF
Parametrics
Status
New
Min Vin (V)
5.50
Max Vin (V)
25
Max Output I (A)
15
Min VOUT (V)
0.60
Max VOUT (V)
20
Control Mode
COT
Light Load Mode
Yes
Ultrasonic Mode
No
External Comp
No
VCC Supply
External
Operating Freq (kHz)
1000
Iq (uA)
400
Soft Start (ms)
External
HS FET RDS(ON) (mΩ)
11
LS FET RDS(ON) (mΩ)
4
Max Duty Cycle
85
Adj. I Limit
Yes
Remote Sense
Yes
Enable
Yes
PGood
Yes
Forced PWM
Yes
Ripple Reduction
Yes
Low Power Mode
No
Protection
Latch
Digital Interface
NA
Output Discharge
No