Microchip, LM2574-12YN Step-Down Switching Regulator, 1-Channel 500mA Adjustable 8-Pin, PDIP [LM2574-12YN]; 649-405
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The Microchip 52kHz Simple 0.5A Buck Regulator is easy to use fixed and adjustable switching voltage regulators. It contains all of the active circuitry necessary to construct a stepdown (buck) switching regulator and requires a minimum of external components.
Guaranteed 0.5A output current
Wide input voltage, up to 40V
Thermal shutdown and current limit protection
Requires only 4 external components