RT2657BQ Datasheet (Richtek) - 2.25MHz 600mA Synchronous Step-Down Converter

RT2657BQ, 2.25MHz 600mA Synchronous Step-Down Converter

The RT2657BQ is a high efficiency Pulse-WidthModulated (PWM) step-down DC/DC converter, capable of delivering 600mA output current over a wide input voltage range from 2.7V to 5.5V.

The RT2657BQ is ideally suited for portable electronic devices that are powered from 1cell Li-ion battery or from othe

RT2657BQ Features

* VIN Range 2.7V to 5.5V

* VOUT Range 0.6V to 5.5V (100% Duty Ratio Operation)

* VREF = 0.6V

* ISD ≤ 5μA (VEN = 0V)

* Current Mode Control, Internal Compensation

* Fixed FSW 2.25MHz

* RDS(ON) 230mΩ HS/250mΩ LS (P-MOSFET/ N-MOSFET)

* Enable (VIH = 1V, VIL = 0.4V)