SFH 421, SFH 426 Ι Relative Spectral EmissionRadiant Intensity e Ι = f (I ) Max. Permissible Forward Current F I = f (λ) e 100 mA I = f (T ) rel F A Single pulse, t = 20 µs p OHR00877 OHR00878 100 2 10 OHR00883 120 Ι e Ι mA Ι % Ι e (100mA) F rel 80 1 10 100 80 0 60 10 R = 450 K/W thjA 60 -1 40 10 40 -2 20 10 20 -3 0 0 10 0 3 0 20 40 60 80 100 ˚C 120 750 800 850 900 950 nm 1000 10 10 1 10 2 10 10 4 mA λ Ι T F A Forward CurrentPermissible Pulse Handling I = f ) single pulse, t = 20 µs Capability I = f (t ), T = 25 °C F (VF p F p A duty cycle D = parameter OHR00881 1 4 OHR00886 10 10 mA A ΙF Ι D = 0.005 F 0.01 0 0.02 10 0.05 3 10 0.1 0.2 -1 10 0.5 2 DC 10 -2 10 t p t p D = T ΙF T 10 -3 101 0 1 2 3 4 5 6 V 8 -5 10 10-4 10-3 10-2 10-1 100 101 s 102 V t F p Radiation Characteristics S = f (ϕ) el 40˚ 30˚ 20˚ 10˚ 0˚ OHL01660 ϕ 1.0 50˚ 0.8 0.6 60˚ 0.4 70˚ 0.2 80˚ 0 90˚ 100˚ 1.0 0.8 0.6 0.4 0˚ 20˚ 40˚ 60˚ 80˚ 100˚ 120˚ 2002-03-14 5