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SFH7221 데이터시트(PDF) 4 Page - OSRAM GmbH |
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SFH7221 데이터시트(HTML) 4 Page - OSRAM GmbH |
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4 / 10 page ![]() 2009-03-05 4 SFH 7221 IRED Radiation Characteristics I rel = f (ϕ) Phototransistor Directional Characteristics S rel = f (ϕ) Temperaturkoeffizient von V F Temperature coefficient of V F I F = 100 mA TC V – 2 mV/K Temperaturkoeffizient von λ Temperature coefficient of λ I F = 100 mA TCλ + 0.25 nm/K Strahlstärke I e in Achsrichtung gemessen bei einem Raumwinkel Ω = 0.01 sr Radiant Intensity I e in Axial Direction at a solid angle of Ω = 0.01 sr Bezeichnung Parameter Symbol Symbol Werte Values Einheit Unit Strahlstärke Radiant intensity I F = 100 mA, tp = 20 ms Ie > 4 mW/sr Strahlstärke Radiant intensity I F = 1 A, tp = 100 μs Ie typ. 48 mW/sr Kennwerte IRED ( T A = 25 °C) Characteristics IRED (cont’d) Bezeichnung Parameter Symbol Symbol Wert Value Einheit Unit 0 0.2 0.4 1.0 0.8 0.6 ϕ 1.0 0.8 0.6 0.4 0˚ 10˚ 20˚ 40˚ 30˚ OHL01660 50˚ 60˚ 70˚ 80˚ 90˚ 100˚ 0˚ 20˚ 40˚ 60˚ 80˚ 100˚ 120˚ |
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