Adjustable DC/DC Controller, 27.5V, 4.5A, SOIC Package
Adjustable SEPIC DC/DC Controller, 5V to 32V, 2.42V to 27.52V, 4.5A, SOIC
Adjustable 27.5V 4.5A SOIC DC/DC Controller
LT1374 - 4.5A, 500kHz Step-Down Switching Regulator