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Alpha & Omega Semiconductors
AOZ22645QI
Description The AOZ22645QI is a high-efficiency, easy-to-use DC/ DC synchronous buck regulators capable of operation from a 4V to 28V input bus. The device is capable of supplying 16A of continuous output current with an output voltage adjustment from 0V to 1.8V by controlling VID0 and VID1 signals. A proprietary constant on-time PWM control with input feed-forward results in ultra-fast transient response while maintaining relatively constant switching frequency over the entire input voltage range. The devices feature multiple protection functions such as VCC under-voltage lockout, cycle-by-cycle current limit, output over-voltage protection, short-circuit protection, and thermal shutdown. The AOZ22645QI is available in a 4mm×4mm QFN-30L package and is rated over a -40°C to +85°C ambient temperature range. Features - Wide input voltage range: - 4V to 28V - Support Intel ITDC up to 16A - Support Intel ICCMAX up to 32A - 2 bits programmable output voltage adjustable from 0V to 1.8V -...