Description
ULW2091 is a high precision LED BUCK constant current driver chip.
Features
- S.
- The integrated 500V power mos.
- The integrated high voltage power supply function.
- The inductor current critical continuous mode.
- Without auxiliary winding detection and power supply.
- The wide voltage input voltage.
- ±5% LED output current accuracy.
- The LED short circuit and open circuit protection.
- The chip power supply under voltage protection.
- The regulating function of overheating
www. unisonic. com. tw Copyright © 2016 Unisonic Technologie.
ULW2091 Datasheet
