IX9908 High Voltage, Dimmable LED Driver with PFC Control INTEGRATED CIRCUITS DIVISION Features Description Single Stage, Primary Control with PFC and The IX9908 is a quasi-resonant controller optimized Dimming Features for phase-cut dimmable, off-line LED applications. >90% Efficiency Precise PWM generation supports phase-cut dimming Power Factor >98% and power factor correction. Wide Operating Voltage Range: Up to 600V Digital Soft-Start The product features a wide operating range, up to Cycle-by-Cycle Peak Current Control 600V, and low power consumption. Multiple safety features ensure full system protection in failure situations. The IX9908, with its strong feature set and Applications low cost, is an excellent choice for quasi-resonant Incandescent Bulb Replacement flyback LED bulb designs. Solid State Lighting Industrial and Commercial Lighting Ordering Information Part Description IX9908N 8-Pin SOIC (100/Tube) IX9908NTR 8-Pin SOIC (2000/Reel) IX9908 Example Application T1 D VCC D OUT SNUBBER R ZCV1 C OUT C C ZCV VCC + - AC Aux C IN R ZCV2 Q1 V ZCV HV CC GD LEDs IX9908 R IN1 CS VR GND C C R D CS VR R IN2 C VR DS-IX9908-R02 www.ixysic.com 1IX9908 INTEGRATED CIRCUITS DIVISION 1. Specifications 3 1.1 Package Pinout . 3 1.2 Absolute Maximum Ratings 3 1.3 Pin Description . 3 1.4 Recommended Operating Range . 3 1.5 Thermal Characteristics 3 1.6 Electrical Characteristics 4 2. Functional Description . 6 2.1 Internal Supply Voltage During Start-Up 6 2.2 Soft-Start 7 2.3 Normal Operation . 7 3. Manufacturing Information . 9 3.1 Moisture Sensitivity 9 3.2 ESD Sensitivity . 9 3.3 Soldering Profile 9 3.4 Board Wash 9 3.5 Package Dimensions 10 3.6 Tape & Reel Dimensions . 10 2 www.ixysic.com R02