UP9523 - 2A Step-Down DC/DC Regulator
The UP9523 is a high efficiency DC/DC buck regulator with a built-in power MOSFET.
It can conduct 2A continuous output current over a wide input supply range from 4.75V to 20V with excellent load and line regulation.
The output is adjustable down to 0.92V.
The UP9523 operates in current mode which
UP9523 Features
* High Efficiency: Up to 93%
* 2A Output Current
* 4.75V to 20V Input Voltage Range
* Fixed 390KHz Frequency
* 0.2Ω Internal Power MOSFET Switch
* 20µA Quiescent Current at Shutdown Mode
* Thermal Shutdown
* Cycle-by-Cycle Over-current