LM3447 Key Features
- Integrated Phase Angle Decode
- Leading and Trailing Edge patible
- Over 50:1 Dimming Range
- Power Factor Correction with Low Total Harmonic Distortion
- Primary Side Control Using Input Voltage Feedforward Technique
- Input Power Regulation Scheme with Improved Line Regulation
- Constant Power Operation of LEDs to pensate for Forward Voltage Variations Over Temperature and Lifetime
- Fixed Frequency Discontinuous Conduction Mode Operation
- Valley Switching Operation to Achieve High Efficiency and Low EMI
- Efficient TRIAC Hold Current Management