KB3408 Datasheet (Kingbor Technology) - 350mA Synchronous Step-Down Regulator

KB3408, 350mA Synchronous Step-Down Regulator

The KB3408 is a high efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture.

The device is available in an adjustable version and fixed output voltages of 1.8V and 3.3V.

Supply current during operation is only 20µA and drops to ) 1µA in shutdown.

The 2

KB3408 Features

* High Efficiency: Up to 96% Very Low Quiescent Current: Only 20µA www.DataSheet4U.com During Operation

* 350mA Output Current

* 2.5V to 7.4V Input Voltage Range

* 1.5MHz Constant Frequency Operation

* No Schottky Diode Required

* Low Dropout Operation: 100% Duty Cycle

* 0.6V R