LN145W

Visible Light Emitting Diodes (Red) LN145W GaAlAs Red Light Emitting Diode Unit : mm Not soldered 0.8 max. Light source for optical fiber communications, 1.5±0.2 2.1±0.15 1.6±0.15 0.8±0.1 4.5±0.15 3.5±0.15 Features Red light emission close to monochromatic light : λP = 700 nm High-power output, high-efficiency High coupling characteristics and suits to a plastic fiber High-speed response : –3dB modulation of 10MHz Side-view flat resin package 3.9±0.25 12.8 min. (2.95) 2-1.2±0.3 2-0.45±0.15 1 2 2.54±0.2 0.45±0.2 Absolute Maximum Ratings (Ta = 25˚C) Parameter Power dissipation Forward current (DC) Pulse forward current Reverse voltage (DC) Operating ambient temperature Storage temperature * Symbol PD IF IFP* VR Topr Tstg Ratings 120 40 400 3 –25 to +85 –30 to +100 Unit mW mA mA V ˚C ˚C 1: Cathode 2: Anode tw = 10 µs, Duty cycle = 10 % Electro-Optical Characteristics (Ta = 25˚C) Parameter Radiant power Peak emission wavelength Spectral half band width Forward voltage (DC) Reverse current (DC) Half-power angle Response time Cutoff frequency *Cutoff Symbol PO λP ∆λ VF IR θ tr , t f fC* Conditions IF = 20mA IF = 20mA IF = 20mA IF = 20mA VR = 3V The angle in which radiant intencity is 50% min 2.5 typ 4 700 35 1.8 80 30 10 max Unit mW nm nm 2.2 100 V µA deg. ns MHz IFP = 100mA PO(at f = fC) =–3 P O ( at f = 1MHz) frequency fC : Frequency at which 10 × log [Element moisture resistance] It is difficult to guarantee that the LN145W will meet the moisture resista...