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| Visible Light Emitting Diodes (Red) LNA4501F GaAlAs Red Light Emitting Diode For optical fiber communications and control systems 5.00.2 o4.80.2 o4.40.2 C0.2 Features Red light emission close to monochromatic light : P = 680 nm High-power output, high-efficiency : PO = 3 mW High coupling characteristics and suits to a plastic fiber High-speed response : -3dB modulation of 10 MHz Flat resin package : o 4.8 mm 12.51.0 4.40.3 1.0 2-1.00.1 2- 0.60.15 (1.5) 2.54 Absolute Maximum Ratings (Ta = 25C) Parameter Power dissipation Forward current (DC) Pulse forward current Reverse voltage (DC) Operating ambient temperature Storage temperature * o5.40.2 2 1 1: Cathode 2: Anode Symbol PD IF IFP* VR Topr Tstg Ratings 120 40 200 3 -25 to +85 -30 to +100 Unit mW mA mA V C C tw = 10 s, Duty cycle = 10 % Electro-Optical Characteristics (Ta = 25C) Parameter Radiant power Peak emission wavelength Spectral half band width Forward voltage (DC) Reverse current (DC) Response time Half-power angle Symbol PO P VF IR tr , t f Conditions IF = 20mA IF = 20mA IF = 20mA IF = 20mA VR = 3V IFP = 100mA The angle in which radiant intencity is 50% min 1 typ 3 680 20 1.8 30 30 max Not soldered 2.0 max. Unit : mm Unit mW nm nm 2.6 100 V A ns deg. Note : Before using this product, be sure provide and/or receive approvals regarding individual specifications. 1 LNA4501F Visible Light Emitting Diodes (Red) IF -- Ta 60 10 3 IFP -- VF tw = 10s Duty Cycle = 10% Ta = 25C 10 5 Ta = 25C PO -- IF IF (mA) IFP (mA) 50 Allowable forward current 40 10 2 Pulse forward current Radiant power PO (W) 10 4 30 10 3 20 10 10 2 10 0 - 20 0 20 40 60 80 100 1 1.6 1.8 2.0 2.2 2.4 10 1 10 10 2 10 3 Ambient temperature Ta (C ) Forward voltage VF (V) Forward current IF (mA) IFP -- Duty cycle 10 3 10 4 Ta = 25C PO -- Ta IF = 20mA 100 Spectral characteristics IF = 20mA 80 IFP (mA) 10 3 Relative radiant intensity (%) 0 40 80 Relative radiant power PO Pulse forward current 10 2 60 10 2 10 40 1 20 10 -1 10 -2 10 -1 1 10 10 2 10 - 40 0 620 640 660 680 700 720 Duty cycle (%) Ambient temperature Ta (C ) Wavelength (nm) Directivity characteristics 0 100 80 10 20 30 40 50 Coupling loss characteristics 0 X,Y = 0mm Coupling loss characteristics 0 Z = 0mm Relative radiant intensity (%) 1 1 40 20 70 80 90 Coupling loss LZ (dB) 60 60 Coupling loss LX, LY (dB) Z = 0.3mm 2 2 3 Y 4 X 5 Z Fiber 3 Y 4 X 5 - 0.8 Z Fiber 0 0.4 0.8 1.2 1.6 - 0.4 0 0.4 0.8 Distance Z (mm) Distance X, Y (mm) 2 |
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