GL537/GL538 φ 5mm Resin Mold Type Infrared Emitting Diode ■ Features ■ Outline Dimensions MAX. GL537/GL538 φ 5 Blue transparent epoxy resin Protruded resin 1.5 1. High output power I E : TYP. 30mW/sr at I F = 50mA (GL538 ) 2. Beam angle GL538 ∆θ : TYP. ± 13˚ GL537 ∆θ : TYP. ± 25˚ 3. φ 5mm epoxy resin package * 1.0 0.8 1 Cutting type GL538 23.5± ■ Applications ( Unit : mm ) 0.5 1. Infrared remote controllers for TVs, VCRs, audio equipment and air conditioners 2 Symbol P IF I FM VR T opr T stg T sol Rating 150 100 1 6 - 25 to + 85 - 40 to + 85 260 Unit mW mA A V ˚C ˚C ˚C 0.5 Parameter Power dissipation Forward current *1 Peak forward current Reverse voltage Operating temperature Storage temperature *2 Soldering temperature ( Ta = 25˚C ) 2 1 φ 5.8 ± 0.2 ■ Absolute Maximum Ratings 0.3MIN. 1 Anode (2.54) 0.8 2 Cathode * Portion dimension GL537 7.7 ± 0.2 GL538 8.4 ± 0.2 *1 Pulse width<=100 µ s, Duty ratio = 0.01 *2 For 3 seconds at the position of 2.6mm from the bottom face of resin package. ■ Electro-optical Characteristics Parameter Forward voltage Peak forward voltage Reverse current Peak emission wavelength Half intensity wavelength *3 Radiation intensity Symbol VF V FM IR λP ∆λ GL537 GL538 Terminal capacitance Response frequency Half intensity angle ( Ta = 25˚C ) GL537 GL538 Conditions I F = 50mA I FM = 0.5A VR = 3V I F = 5mA I F = 5mA IE I F = 50mA Ct fc VR = 0, f = 1kHz - ∆θ I F = 20mA MIN. 6 15 - TYP. 1.3 1.9 950 45 13 30 50 300 ± 25 ± 13 MAX. 1.5 3.0 10 - Unit V V µA nm nm mW/sr pF kHz ˚ ˚ *3 I E : Value obtained by converting the value in power of radiant fluxes emitted at the solid angle of 0.01 sr ( steradian ) in the direction of mechanical axis of the lens portion into 1 sr of all those emitted from the light emitting diode. “ In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that occur in equipment using any of SHARP's devices, shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device.” (mm) GL537/GL538 Fig. 1 Forward Current vs. Ambient Temperature Fig. 2 Peak Forward Current vs. Duty Ratio 10000 120 Peak forward current I FM ( mA ) Forward current I F ( mA ) 100 80 60 40 20 0 - 25 0 25 50 75 85 1000 100 10 10 100 Pulse width<=100 µ s T a = 25˚C -3 10 Ambient temperature T a ( ˚C ) -2 10 Fig. 4 Peak Emission Wave length vs. Ambient Temperature 100 1000 I F = const. Peak emission wavelength λ p ( nm ) I F = 5mA T a = 25˚C Relative radiant intensity ( % ) 1 Duty ratio Fig. 3 Spectral Distribution 80 60 40 20 0 880 920 960 1000 1040 975 950 925 900 - 25 1080 0 Wavelength λ ( nm ) 25 50 75 100 Ambient temperature T a ( ˚C ) Fig. 5 Forward Current vs. Forward Voltage Fig. 6 Relative Forward Voltage vs. Ambient Temperature 140 500 I F = const. Ta = 75˚C 25˚C 0˚C - 25˚C 50˚C 100 Relative forward voltage ( % ) 200 Forward current I F ( mA ) -1 50 20 10 5 120 100 80 60 2 1 0 0.5 1 1.5 2 Forward voltage VF ( V ) 2.5 3 40 - 25 0 25 50 75 Ambient temperature T a ( ˚C ) 100 GL537/GL538 Fig. 7 Relative Output vs. Ambient Temper( Detector : PD410PI ) ature Fig. 8 Radiation Intensity vs. Peak Forward Current 1 000 200 Test circuit 180 GL537 / GL538 GL538 PD410PI Radiation intensity I E ( mW/sr ) 160 Relative output ( % ) A 140 120 100 80 60 40 GL537 100 10 T a = 25˚C Pulse width<=100 µ s 20 0 - 25 0 25 50 75 Ambient temperature Ta ( ˚C ) 1 10 100 Fig. 9 Relative Collector Current vs. ( Detector : PD410PI ) Distance 100 Relative collector current ( % ) 1 I F = 20mA T a = 25˚C -4 10 - 3 10 - 2 Distance to detector d ( m) Fig.11-a Radiation Diagram - 20˚ 0 - 10˚ 10 (GL537 ) ( Ta = 25˚C ) + 10˚ 1 0.1 10 -1 60 40 -4 10 - 3 10 - 2 Distance to detector d ( m) - 20˚ + 20˚ 0 - 10˚ 10 -1 (GL538 ) ( Ta = 25˚C ) + 10˚ + 20˚ 100 - 30˚ + 30˚ + 40˚ + 50˚ + 60˚ 20 Relative radiant intensity ( % ) - 60˚ Relative radiant intensity ( % ) Relative radiant intensity ( % ) - 50˚ 80 I F = 20mA T a = 25˚C Fig.11-b Radiation Diagram 100 - 30˚ GL538 GL537 10 - 40˚ - 50˚ - 60˚ 80 Relative radiant intensity ( % ) Relative collector current ( % ) GL538 GL537 10 - 40˚ 10000 Fig.10 Relative Collector Current vs. ( Detector : PD49PI) Distance 100 0.1 10 1000 100 Peak forward current IFM ( mA ) 60 40 + 30˚ + 40˚ + 50˚ + 60˚ 20 - 70˚ + 70˚ - 70˚ + 70˚ - 80˚ + 80˚ - 80˚ + 80˚ - 90˚ + 90˚ - 90˚ 0 Angular displacement θ ● Please refer to the chapter “ Precautions for Use.” + 90˚ 0 Angular displacement θ