HT7L4815 Description
The HT7L4815 is a non-isolation buck PWM controller for LED lighting applications. The device has a fully integrated PFC circuit.
HT7L4815 Key Features
- Non-isolation buck topology
- Integrated 500V MOSFET
- Wide AC input range
- from 85VAC to 265VAC
- High Power Factor of >0.9 without additional
- Accurate constant current (< ±3%)
- Low start-up current reduces power dissipation
- Full protection functions for enhanced safety
- Gate driver output voltage clamp -- VCC over voltage protection
- VCC OVP -- VCC under-voltage lockout with hysteresis