Single-Stage PFC + Accurate CC Output

• ±3 CC regulation in single line input voltage applications

• Power factor >0.9

• High efficiency >85

• Robust 725 V MOSFET for increased line voltage surge resistance

• Critical Conduction Mode (CrM) buck

• Low EMI

• Excellent line noise and transient rejection

Dimming Highlights

• Fast turn-on (<500 ms)

• Low pop-on

• Better than 10:1 dimming ratio

• Simple passive R-C damper

• Monotonic dimming profile

Design Flexibility

• Wide input (90 VAC – 308 VAC) and output voltage range operation

• 2 family members cover power range for optimum device selection

• Requires no inductor bias winding

• Small form factor package – SO-8

Highest Reliability

• Industry’s lowest component count dimming solution

• Comprehensive protection features with auto-restart

• Input and output overvoltage protection (OVP)

• Output short-circuit protection

• Open-loop protection

• Advanced thermal control

• Thermal foldback ensures that light continues to be delivered at

elevated temperatures

• Over-temperature shutdown provides protection during fault

conditions