DESCRIPTION

The MP2488 is a fixed frequency step-down switching regulator to deliver a constant current of up to 2A to high power LEDs. It integrates a high-side, high voltage power MOSFET with a current limit of 3.2A. The wide 4.5V to 55V input range accommodates a variety of step-down applications, making it ideal for automotive, industry and general lighting applications.

FEATURES

Wide 4.5V to 55V Operating Input Range

220mΩ Internal Power MOSFET

Up to 200kHz Programmable Switching Frequency

130μA Quiescent Current

Ceramic Capacitor Stable

Internal Soft-Start

Up to 97.5 Efficiency

200mV reference voltage for high efficiency

Available in 3x3mm 10-Pin QFN and SOIC8 with Exposed Pad Packages