STRS5703
OFF-LINE SWITCHING REGULATOR WITH BIPOLAR SWITCHING TRANSISTOR
€1.43
STRS5741
Integrated circuit: DC-DC converter
€3.13
STRS6301
SWITCHING REGULATOR HYRRTD lC
€2.98
STRW6053S
PWM Regulator IC, 6Pin TO-220ML
€1.41