AOZ23655RQI
高效率4V至28V同步降压调节器
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- 描述
- AOZ23655RQ是一款高效率、易于使用的DC/DC同步降压调节器,支持4V至28V的输入电压范围,最大输出电流为18A,输出电压可通过控制VID0和VID1信号在0V至1.8V之间调整。该器件采用专有的恒定导通时间PWM控制方案,具有快速瞬态响应和相对恒定的开关频率。此外,它还集成了高性能的沟槽MOSFET,支持Intel ITpc和ICCmax标准,具有多种保护功能,包括欠压锁定、逐周期限流、输出过压保护、短路保护和热关断。工作温度范围为-40°C至+85°C。
- 品牌名称
- AOS
- 商品型号
- AOZ23655RQI
- 商品编号
- C20266638
- 商品封装
- QFN-31(5x5)
- 包装方式
- 编带
- 商品毛重
- 0.11195克(g)
商品参数
| 属性 | 参数值 | |
|---|---|---|
| 商品目录 | DC-DC电源芯片 | |
| 功能类型 | 降压型 | |
| 工作电压 | 4V~28V | |
| 输出电压 | 0V~1.8V | |
| 输出电流 | 18A | |
| 开关频率 | 600kHz | |
| 工作温度 | -40℃~+85℃ |
| 属性 | 参数值 | |
|---|---|---|
| 同步整流 | - | |
| 输出通道数 | 1 | |
| 拓扑结构 | 降压式 | |
| 静态电流(Iq) | - | |
| 开关管(内置/外置) | 内置 | |
| 输出类型 | - |
商品特性
- 高-efficiency, easy-to-use DC/DC synchronous buck regulators
- 4V to 28V input bus operation
- 18A continuous output current supply
- Output voltage adjustment from 0V to 1.8V by controlling VID0 and VID1 signals
- Proprietary constant on-time PWM control with input feed-forward for ultra-fast transient response and relatively constant switching frequency
- Multiple protection functions: VCC under-voltage lockout, cycle-by-cycle current limit, output over-voltage protection, short-circuit protection, and thermal shutdown
- 5mm×5mm QFN31L package
- -40°C to +85°C ambient temperature range
- Wide input voltage range: 4V to 28V
- Support Intel ITDC up to 18A
- Support Intel ICCMAX up to 45A
- 2 bits programmable output voltage adjustable from 0V to 1.8V
- Integrated high performance trench MOSFETs:
- High peak current: Up to 90A with 10ms on pulse, Up to 120A with 10μs on pulse
- High efficiency ceramic capacitor stable: 6.5mΩ high-side, 3mΩ low-side
- Constant On-Time with input feed-forward
- Programmable frequency up to 2.6μs
- Selectable PFM light load operation
- Adjustable load-line compensation
- High accuracy current monitor
- Remote sense
- Ceramic capacitor stable
- Fixed soft start
- Power Good output
- Integrated bootstrap diode
- Cycle-by-cycle current limit
- Short-circuit protection
- Over voltage protection
- Thermal shutdown
- Thermally enhanced 31-pin 5mm×5mm QFN