a1780 general features

The a1780 is a dimmer IC for halogen lamps. It uses an integrated time controller to control a wide range of DMOS switches, and includes protection circuits against overcurrent, over-voltage and over-temperature. A LED gives a visual indication of the output tatus at all times.

❐ Dimming range: between 10 and 95

❐ Flexible soft start function (hot and cold – soft start)

❐ Zero-crossing detection

❐ Protection function for over-current, over-voltage and over-temperature

❐ LED status indication for protection function

❐ Ambient temperature range 0°C to 70°C

❐ Package: Die-in-waffle-pack or SOP14