ALL1082 CP Pri. Dim LED SMPS prototype 190-250Vac 8-16V CP 7-21W 10W, 20W Baustrahler- Input voltage (normal mode): 207 to 253VAC (47 to 63Hz) - Accepted Input Voltage: 180 to 270 Vac (current maybe vary, refer to diagrams ) - Primary dimmable via phase-cut dimmers (leading / trailing edge dimmers) - Inrush current: 30Vdc,> 24 Vac (at 10% nominal power) - Temperature range: -25 to 65 ° C Overall efficiency: 78 to 86% - High Power Factor: 82 to 98% (refer to diagrams) - Temperature derating: Power reducing at 60 ° C PCB Temperature- Thermal shutdown: at 80 ° C PCB temperature to <20% of nominal power output connectable in series / parallel to reach higher power / voltage