IC 1.4 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, PDSO8, 0.150 INCH, PLASTIC, SO-8, Switching Regulator or Controller

Adjustable Step-Down DC/DC Converter, 500mA, 60V In, 57V Out, SOIC

Adj Step-Down DC/DC Controller, 60V In, 500mA Out, 125°C, SOIC N
IC 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSFM5, ROHS COMPLIANT, TO-220, 5 PIN, Switching Regulator or Controller
SIMPLE SWITCHER Power Converter 150 kHz 0.5A Step-Down Voltage Regulator 8-SOIC -40 to 125

SIMPLE SWITCHER Power Converter 150 KHz 1A Step-Down Voltage Regulator with Features 7-DDPAK/TO-263 -40 to 125