TO-5 Photocells Hermetic Package Features • Six Photoconductive Materials • Tolerance: ±40% @1 ftc, ±33% @ 2 ftc Description The Silonex TO-5 series of photocells provide up to seven standard resistance ranges in CdS or CdSe materials. Absolute Maximum Ratings Operating & Storage Temperature Power Dissipation @ 25°C (1) 6.0 - 6.2 4.4 - 4.6 38 Nom. 9.0 - 9.3 8.1 - 8.4 4.9 - 5.2 0.4 - 0.5 -60°C to +75°C 200 mW Sensitive Surface 1.9 - 2.5 1.2 Max. Dimensions in mm. Electrical Characteristics (TA=25°C, source at 2854°K) Silonex Sensitive Spectral R @ 1 ftc R @ 2 ftc RTYP @ 100 ftc Min. RDARK VMAX (Volts) Part No Material Peak (nm) (Kohms) (3) (Kohms) (3) (ohms) (Mohms) (2) (peak AC or DC) 120 18 200 2.7 NSL-3510 120 36 300 Type 3 725 5.4 NSL-3520 320 440 5,000 CdSe 66 NSL-3530 320 880 10,000 132 NSL-3540 120 2.5 1,000 43 NSL-4510 120 1.0 400 18.6 NSL-4520 120 0.40 230 8.0 NSL-4530 Type 4 120 0.10 120 3.5 515 NSL-4540 CdS 320 20 8,000 330 NSL-4550 320 10 4,600 155 NSL-4560 320 4.0 3,800 65 NSL-4570 120 0.22 300 3.3 NSL-5510 120 0.67 700 Type 5 10 NSL-5520 550 320 11 10,000 CdS 165 NSL-5530 120 20 1,000 30 NSL-5540 NSL-6510 0.60 50 0.40 120 Type 6 NSL-6520 690 1.2 100 0.80 120 CdSe NSL-6530 30 2,000 20 320 NSL-7510 2.7 250 0.45 120 NSL-7520 5.4 500 0.90 120 Type 7 NSL-7530 615 10 500 6.7 120 CdS NSL-7540 100 5,000 67 250 NSL-7550 600 20,000 400 320 Specifications subject to change without notice 103287 REV 2 Notes: (1) derate linearly to zero at 75°C. (2) 5 sec. after removal of test light. (3) cells light adapted at 30 to 50 Ftc for 16 hrs minimum prior to electrical tests. 5200 St. Patrick St., Montreal Que., H4E 4N9, Canada Tel: 514-768-8000 Fax: 514-768-8889 QF-84 The Old Railway, Princes Street Ulverston, Cumbria, LA12 7NQ, UK Tel: 01 229 581 551 Fax: 01 229 581 554