Microchip's HV9805MG-G driver integrated circuit (IC) is targeted at general LED lighting products, such as LED lamps and LED lighting fixtures with a maximum power rating of about 25 W at 120 VAC and about 50 W at 230 VAC.
Feature
- Provides True DC Light and protects load from line voltage transients
- Driver topology includes:
- Boundary Conduction Mode (BCM) Boost Converter with Power Factor Correction
- High Power Factor(98%+)
- High Efficiency (90%+)
- Linear Post-Regulator with Low Overhead Voltage
- Zero LED Current/Brightness Ripple
- Overvoltage Protection for LEDs
- High Efficiency
- ±4% Reference over Temperature
- Simple VDD Supply:
- No Auxiliary Winding Required
- Boost Converter Cascode Switch:
- Internal Switch rated at 700 mA peak
- Supports up to 25W at 120VAC
- Supports up to 50W at 230VAC
- Compatibility with SEPIC Topology for Low Output Voltage Applications
