Features

l Powered direct from ac mains or dc line

l 5V supply available for ancillary circuitry

l Low supply current consumption

l Average or peak load current limiting

l Ramp generator to provide controlled acceleration

l Negative triac firing pulse

l Warning LED drive circuit

lActual speed derived from tachogenerator

frequency or analogue feedback

l Well defined control voltage/phase angle

lInhibit input for use with thermistor temperature

sensors.