Photodevices light emitting diodes (infrared emitting) book1 part 3 GaAs diodes emitting near infrared radiation for use in optical ission of inf jon, op i plings and sources term | 1 t T; Type Spectral Description z g max. max min typ. Temperature No. Emission & Ss at 20mA Range (um) ae (mA) (mA) (uW/sr) (ns) (c) CaY11B 0.875 Modified TO-18 encapsulation with AT4 200 30 38 30 ~55 +150 plane window cay1ic 0.876 Modified TO-18 encapsulation with AUt 200 30 1250 30 ~ 65 +150 tensed window (typ. cays50 0.93 Subminiature encapsulation with G1 500 100 180 600 65 +150 lensed window cays2 0.93 Gl 500 100 450 600 85 +150 cay4eB 0.93 Modified TO-18 encapsulation with AT4 500 150 300 40 +125 plane window (at 50mA) cay4sc 0.93 Modified TO-18 encapsulation with AU3 500 150 3000 600 -40 +125 fensed window (at 50mA) coyss8 0.875 Plastic encapsulation with lensed cai 200 50 - - 40 +1700 window visible light emitting diodes (LEDs) Visible LEDs have the advantages of semiconductors {long life, retiability, etc} and the higher brightness of incandescent lamps. These factors combine to make LEDs ideal for use in most environmental conditions experienced by computer, industrial and domestic users. Type Luminous Intensity Forward Voltage Drawing No. Lens Min. YP. at Ip lax. at Ip reference {med) (med) tmA) (v) (mA) RED EMITTING CaY24A Red diffuse 0.3 16 20 2.0 20 P41 cay46 Red clear o4 08 20 20 20 P41 cova? Cotourless clear 04 08 20 2.0 20 P41 CaY61A Cotourless diffuse 0.5 15 20 2.0 20 Pq cays4 Red diffuse _ 09 20 2.0 20 cG3 cay79 Red diffuse - 04 20 2.0 20 x4 cayss Red diffuse - 0.3 5 10 5 cG1 GREEN EMITTING cays4 Green diffuse 0.3 10 10 3.0 20 CF cayes Green diffuse 03 1.0 10 3.0 20 CG3 YELLOW EMITTING caye6 Yellow diffuse 0.5 ~ 10 3.0 20 CF caya7 Yellow diffuse 0.3 - 10 3.0 20 CcG3 52