•Advanced Resonant Controller IC for high efficiency LED drivers•DIM input for linear dimming down to 10% load•Optimized for 2-stage PFC and resonant LED drivers. RED2821 works with any APFC controller IC.• +/-5% Primary Side Regulation of LED current and voltage with no Flicker• 50% duty cycle, variable frequency control of resonant half-bridge • Protection modes:a. Short-circuitb. No-Loadc. Internal Over-temperature•No flicker - zero output current ripple
