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AOZ2151PQI-05
EZBuck™ DC-DC Buck Regulators
Status: Full Production
The AOZ2151PQI-05 is a high-efficiency, easy-to-use DC/DC synchronous buck regulator that operates up to 28V. The device is capable of supplying 4A of continuous output current with an output voltage adjustable down to 0.8V ±1%.
Parametrics
Status | Full Production |
Min Vin (V) | 14 |
Max Vin (V) | 28 |
Max Output I (A) | 4 |
Min VOUT (V) | 11 |
Max VOUT (V) | 18 |
Package | QFN3x3-18L |
Control Mode | COT |
Light Load Mode | Yes |
Ultrasonic Mode | No |
External Comp | No |
VCC Supply | Internal |
Operating Freq (kHz) | Related to VOUT |
Iq (uA) | 160 |
Soft Start (ms) | External |
HS FET RDS(ON) (mΩ) | 28 |
LS FET RDS(ON) (mΩ) | 28 |
Max Duty Cycle | 85% |
Adj. I Limit | No |
Remote Sense | No |
Enable | Yes |
PGood | No |
Forced PWM | Yes |
Ripple Reduction | No |
Low Power Mode | No |
Protection | Latch |
Digital Interface | NA |
Output Discharge | No |
Parametrics
Status | Full Production |
Min Vin (V) | 14 |
Max Vin (V) | 28 |
Max Output I (A) | 4 |
Min VOUT (V) | 11 |
Max VOUT (V) | 18 |
Package | QFN3x3-18L |
Control Mode | COT |
Light Load Mode | Yes |
Ultrasonic Mode | No |
External Comp | No |
VCC Supply | Internal |
Operating Freq (kHz) | Related to VOUT |
Iq (uA) | 160 |
Soft Start (ms) | External |
HS FET RDS(ON) (mΩ) | 28 |
LS FET RDS(ON) (mΩ) | 28 |
Max Duty Cycle | 85% |
Adj. I Limit | No |
Remote Sense | No |
Enable | Yes |
PGood | No |
Forced PWM | Yes |
Ripple Reduction | No |
Low Power Mode | No |
Protection | Latch |
Digital Interface | NA |
Output Discharge | No |
Features
- Wide input voltage range
- 14V to 28V
- 4A continuous output current
- Output voltage adjustable down to 0.8V (±1.0%)
- Low RDS(ON) internal NFETs
- 28mΩ high-side
- 28mΩ low-side
- Constant On-Time with input feed-forward
- Ceramic capacitor stable
- Adjustable soft start
- Selectable PFM light load operation
- Integrated bootstrap diode
- Cycle-by-cycle current limit
- Short-circuit protection
- Thermal shutdown
- Thermally enhanced 3mm x 3mm QFN-18L package
Documentation
| Title | Type | Date | File |
|---|---|---|---|
| AOZ2151PQI-05 Datasheet | Datasheets | 2023-04-20 | |
| AOZ2151PQI-05 Marking | Markings | 2022-08-26 | |
| QFN3x3_18L_EP2_S | Package | 2020-02-27 | |
| QFN3x3_18L_EP2_S Tape & Reel | Tape & Reel | 2023-07-10 |
Package Details
| Package Name | Dimensions | Package Specifications | Packaging Method |
|---|---|---|---|
| QFN3x3_18L_EP2_S | 3.0x3.0x0.55 | Tape and Reel |