NORPS-11 CdS Photocell Plastic Package Description Absolute Ratings Maximum The NORPS-11 is a CdS photoconductive cell with a spectral response similar to that of the human eye, encapsulated in a moistureresistant coating and enclosed in a plastic casing. Operating Temperature Storage Temperature Voltage (peak AC or DC) Power Dissipation at 30°C (2) -60 to +75°C -60 to +75°C 250 Volts 250mW Electrical Characteristics (TA=25°C unless otherwise noted) Symbol Parameter Min. Typ. Max. Units Test Conditions RL Light Resistance 12.0 28.0 1 ftc. (1) kΩ RD Dark Resistance 2.5 MΩ 15 sec. after removal of test light. Spectral Peak 550 nm λP Specifications subject to change without notice 104561 REV 0 Notes: (1) Cells light adapted at 30 to 50 Ftc for 16 hrs minimum prior to electrical tests. (2) Derate linearly to zero at 75°C. 5200 St. Patrick St., Montreal Que., H4E 4N9, Canada Tel: 514-768-8000 Fax: 514-768-8889 QF-84 Rev 1 The Old Railway, Princes Street Ulverston, Cumbria, LA12 7NQ, UK Tel: 01 229 581 551 Fax: 01 229 581 554