HT7L4811 Description
The HT7L4811 is a non-isolation buck PWM controller for LED lighting applications. The device has a fully integrated PFC circuit whic.
HT7L4811 Key Features
- Tiny package SOT23-6
- Non-isolation buck topology
- Low BOM Cost
- Wide AC input range
- from 85VAC to 265VAC
- High Power Factor of >0.9 without additional
- Accurate constant current (< ±3%)
- Low start-up current which reduces power
- Full protection functions for enhanced safety
- Gate driver output voltage clamp -- VCC over voltage protection (VCC OVP) -- VCC under-voltage lockout with hysteresis (