ST1S03A Datasheet - STMicroelectronics

ST1S03A, step-down switching regulator

ST1S03A 1.5A, 1.5 MHz Adjustable, with inhibit function Step-down switching regulator in DFN6 3x3

Features

* Step-down current mode PWM (1.5MHz) DCDC converter 2% DC output voltage tolerance soft start for start-up current limitation and power on delay of 50-100µs Typical efficiency: > 85% Inhibit function 1.5A Output current capability Not switching quiescent current: max 1.5mA over temperatu

Applications

* and, generally, to replace the high current linear solution when the power Order codes Part number ST1S03APMR ST1S03AIPMR ST1S03APUR ST1S03AIPUR May 2007 Packaging Tape & reel Tape & reel Tape & reel Tape & reel Rev. 3 Package DFN6 (3x3 mm) DFN6 (3x3 mm) DFN6D (3x3 mm) DFN6D (3x3 mm) 1/14 www. st. co

ST1S03A_STMicroelectronics.pdf