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AOZ2261AQI-18
EZBuck™ DC-DC降压稳压器
Status: Full Production
AOZ2261AQI-18是一款高效、易于使用的DC/DC同步降压稳压器，工作电压最高可达28V。该器件支持最大8A的连续输出电流，输出电压可调至0.8V±1%。
Parametrics
Status | Full Production |
Min Vin (V) | 4 |
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) | 150 |
Soft Start (ms) | External |
HS FET RDS(ON) (mΩ) | 30 |
LS FET RDS(ON) (mΩ) | 12 |
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 |
Parametrics
Status | Full Production |
Min Vin (V) | 4 |
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) | 150 |
Soft Start (ms) | External |
HS FET RDS(ON) (mΩ) | 30 |
LS FET RDS(ON) (mΩ) | 12 |
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 |
Features
- 宽输入电压范围
- 4V至28V
- 最大8A的连续输出电流
- 输出电压可调至0.8V（±1.0%）
- 低导通电阻
- 30mΩ高压MOS侧
- 12mΩ低压MOS侧
- 带有输入前馈的恒定导通时间
- 可调节导通时间达1.3µs
- 可选择PFM轻载运行
- 陶瓷电容稳定
- 可调式软启动
- 纹波抑制
- Power Good输出
- 集成自举二极管
- 逐周期电流限制
- 短路保护
- 过电压保护
- 热关断
- 散热增强型的4mm x 4mm QFN-23L封装
Documentation
| Title | Type | Date | File |
|---|---|---|---|
| AOZ2261AQI-18 Datasheet | Datasheets | 2020-07-13 | |
| AOZ2261AQI-18 Evaluation Board | Eval Boards | 2023-10-12 | |
| AOZ2261AQI-18 Marking | Markings | 2020-04-27 | |
| QFN4x4B_23L_EP2_S | Package | 2024-03-20 | |
| QFN4x4B_23L_EP2_S Tape & Reel | Tape & Reel | 2024-04-25 |
Package Details
| Package Name | Dimensions | Package Specifications | Packaging Method |
|---|---|---|---|
| QFN4x4B_23L_EP2_S | 4.0x4.0x0.9 | Tape and Reel |