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AOZ2388QI
EZBuck™ DC-DC Buck Regulators
Status: Full Production
The AOZ2388QI is a high-efficiency, easy-to-use DC/DC synchronous buck regulator that operates up to 25V. The device is capable of supplying 25A of continuous output current with an output voltage adjustable down to 0.6V (±1.0%).
Parametrics
Status | Full Production |
Min Vin (V) | 5.50 |
Max Vin (V) | 25 |
Max Output I (A) | 25 |
Min VOUT (V) | 0.60 |
Max VOUT (V) | 20 |
Package | QFN5x5-28L |
Control Mode | COT |
Light Load Mode | Yes |
Ultrasonic Mode | No |
External Comp | No |
VCC Supply | Internal |
Operating Freq (kHz) | 1000 |
Iq (uA) | 650 |
Soft Start (ms) | External |
HS FET RDS(ON) (mΩ) | 4 |
LS FET RDS(ON) (mΩ) | 1.60 |
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 |
Parametrics
Status | Full Production |
Min Vin (V) | 5.50 |
Max Vin (V) | 25 |
Max Output I (A) | 25 |
Min VOUT (V) | 0.60 |
Max VOUT (V) | 20 |
Package | QFN5x5-28L |
Control Mode | COT |
Light Load Mode | Yes |
Ultrasonic Mode | No |
External Comp | No |
VCC Supply | Internal |
Operating Freq (kHz) | 1000 |
Iq (uA) | 650 |
Soft Start (ms) | External |
HS FET RDS(ON) (mΩ) | 4 |
LS FET RDS(ON) (mΩ) | 1.60 |
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 |
Features
- Wide input voltage range
- 5.5V to 25V if internal LDO supply VCC
- 4V to 25V if external VCC supply - 25A continuous output current
- Output voltage adjustable from 0.6 V ±1.0%
- Low RDS(ON) internal NFETs
- 4mΩ high-side
- 1.6mΩ low-side - Internal LDO
- Constant On-Time with input feed-forward
- Programmable on-time up to 3.5μs and down to 80 ns
- Programmable switching frequency range: 1 MHz (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 5 mm x 5 mm QFN-28L package
Documentation
| Title | Type | Date | File |
|---|---|---|---|
| AOZ2388QI Datasheet | Datasheets | 2023-04-12 | |
| AOZ2388QI Marking | Markings | 2023-04-12 | |
| AOZ2388QI Reliability Report | Reliability Reports | 2023-04-12 | |
| QFN5x5_28L_EP3_S | Package | 2021-04-12 | |
| QFN5x5_28L_EP3_S Tape & Reel | Tape & Reel | 2024-03-15 |
Package Details
| Package Name | Dimensions | Package Specifications | Packaging Method |
|---|---|---|---|
| QFN5x5_28L_EP3_S | 5.0x5.0x0.9 | Tape and Reel |