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LST77K Arkusz danych(PDF) 4 Page - OSRAM GmbH |
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LST77K Arkusz danych(HTML) 4 Page - OSRAM GmbH |
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4 / 19 page ![]() 2014-01-08 4 Version 1.1 (Replacement in due course) LS T77K Characteristics (TS = 25 °C; IF = 2 mA) Kennwerte Parameter Symbol Values Unit Bezeichnung Symbol Werte Einheit Wavelength at peak emission Wellenlänge d. emittierten Lichtes (typ.) λpeak 643 nm Dominant Wavelength 3)page 18 Dominantwellenlänge 3) Seite 18 (min.) (typ.) (max.) λdom λdom λdom 624 630 636 nm nm nm Spectral bandwidth at 50% Irel max Spektrale Bandbreite b. 50% Irel max (typ.) Δλ 16 nm Viewing angle at 50 % IV Abstrahlwinkel bei 50 % IV (typ.) 2ϕ 120 ° Forward voltage 4) page 18 Durchlassspannung 4)Seite 18 (min.) (typ.) (max.) VF VF VF 1.70 1.80 2.20 V V V Reverse current Sperrstrom (VR = 12 V) (typ.) (max.) IR IR 0.01 10 μA µA Temperature coefficient of λpeak Temperaturkoeffizient von λpeak (-10°C ≤ T ≤ 100°C) (typ.) TCλpeak 0.14 nm/K Temperature coefficient of λdom Temperaturkoeffizient von λdom (-10°C ≤ T ≤ 100°C) (typ.) TCλdom 0.05 nm/K Temperature coefficient of VF Temperaturkoeffizient von VF (-10°C ≤ T ≤ 100°C) (typ.) TCV -2.20 mV/K Real thermal resistance junction / ambient 5) page 18 , 6) page 18 Realer Wärmewiderstand Sperrschicht / Umgebung 5) Seite 18 , 6) Seite 18 (max.) Rth JA real 420 K/W Real thermal resistance junction / solder point 6) page 18 Realer Wärmewiderstand Sperrschicht / Lötpad 6) Seite 18 (max.) Rth JS real 260 K/W |
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