RY3420 regulator equivalent, 1.2mhz 2a synchronous step-down regulator.
* High Efficiency: Up to 96%
* 2.5V to 5.5V Input Voltage Range
* 1.2MHz Constant Frequency Operation
* No Schottky Diode Required
* Low Dropout Oper.
* Cellular and Smart Phones
* Portable Instruments
* Wireless and DSL Modems
* PDAs
* Digital St.
k The RY3420 is a high-efficiency monolithic synchronous buck regulator using a constant frequency, current mode
architecture. The device is available in an adjustable version. Supply current with no load is 40uA and drops to
e <1uA in shutdown. T.
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