PT480/PT480F Narrow Acceptance Phototransistor ■ Features ■ Outline Dimensions 1.7 2.95±0.2 2.15±0.2 2.54 60˚ 1.4 4.0 R0.5 0.15 R0.8±0.1 ■ Applications 1. VCRs, cassette tape recorders 2. Floppy disk drives 3. Optoelectronic switches 4. Automatic stroboscopes ❈ Epoxy resin 0.8MAX. 3.0 0.3MAX. Rest of gate 2 - C0.5 ( Unit : mm ) Detector center 1.15 0.75 0.8MAX. 0.5MIN. 17.5 +1.5 - 1.0 1. Epoxy resin package 2. Narrow acceptance ( ∆ θ : TYP. ± 13˚ ) 3. Visible light cut-off type : PT480F 1.5 PT480/PT480F 2 - 0.45 2 - 0.8 2 - 0.4 1.6 2 2.8 1 2 1 Emitter 2 Collector ❈ Epoxy resin ■ Absolute Maximum Ratings Parameter Collector-emitter voltage Emitter-collector voltage Collector current Collector power dissipation Operating temperature Storage temperature *1 Soldering temperature PT480 Transparent resin PT480F Visible light cut-off resin (black ) 1 ( Ta = 25˚C ) Symbol V CEO V ECO IC PC T opr T stg T sol Rating 35 6 20 75 - 25 to + 85 - 40 to + 85 260 Unit V V mA mW ˚C ˚C ˚C *1 For 5 seconds at the position of 1.4mm from the bottom face of resin package ■ Electro-optical Characteristics Parameter *2 Collector PT480 current PT480F Collector dark crrrent *2 Collector-emitter saturation voltage Peak sensitivity PT480 wavelength PT480F Rise time Response time Fall time ( Ta = 25˚C ) Symbol VCE = 5V E e = 1mW/cm2 VCE = 20V, E e = 0 MIN. 0.4 0.25 - V CE(sat) I C = 0.5mA, E e = 10mW/cm2 - 0.1 0.4 V - 800 860 3 3.5 - nm nm µs µs IC I CEO λP tr tf Conditions VCE = 2V, I C = 2mA R L = 100Ω TYP. 1.7 0.8 10- 9 MAX. 6.0 3.0 10- 7 *2 E e : Irradiance by CIE standard light source A ( tungsten lamp ) “ 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. ” Unit mA mA A PT480/PT480F Fig. 1 Collector Power Dissipation vs. Ambient Temperature Fig. 2 Collector Dark Current vs. Ambient Temperature 10 - 6 5 V CE = 20V 70 Collector dark current I CEO ( A) Collector power dissipation P C ( mW ) 80 60 50 40 30 20 2 10 - 7 5 2 10 - 8 5 2 10 - 9 5 10 2 0 - 25 0 25 50 Ambient temperature T 75 85 a 100 10 - 10 Fig. 3 Relative Collector Current vs. Ambient Temperature 20 V CE = 5V E e = 1mW/cm 2 120 100 80 60 40 0 10 20 30 40 Ambient temperature T a 50 ( ˚C ) 60 2 1 0.5 0.2 0.5 1 Irradiance E e 2 5 ( mW/cm 2 ) 10 20 Fig.5-a Collector Current vs. Collector-emitter Voltage ( PT480) 2.0 V CE = 5V T a = 25˚C T a = 25˚C 1.8 Ee = 2 W/cm 1.0m 1.6 Collector current I C ( mA ) Collector current I C ( mA ) 100 5 0.1 0.1 70 Fig.4-b Collector Current vs. Irradiance (PT480F ) 5 75 ( ˚C ) 0.2 20 10 a V CE = 5V T a = 25˚C 10 Collector current I C ( mA ) Relative collector current ( % ) 140 25 50 Ambient temperature T Fig.4-a Collector Current vs. Irradiance ( PT480) 160 0 0 ( ˚C ) 2 1 0.5 0.2 2 W/cm 0.75m 1.4 1.2 1.0 m2 0.5mW/c 0.8 0.6 0.25mW/cm 0.4 0.1 0.05 0.1 0.2 0.2 0.5 1 2 5 Irradiance E e ( mW/cm 2 ) 10 20 0 2 2 0.1mW/cm 0 5 10 15 20 25 30 35 Collector-emitter voltage V CE ( V) 40 PT480/PT480F Fig.5-b Collector Current vs. Collector(PT480F ) emitter Voltage Fig. 6 Spectral Sensitivity 100 3.0 E e = 3mW/cm2 T a = 25˚C T a = 25˚C 80 2.5mW/cm2 Relative sensitivity ( % ) Collector current I C ( mA ) 2.5 2.0 2mW/cm2 1.5 1.5mW/cm2 1.0 2 1mW/cm 2 0.8mW/cm 2 PT480 PT480F 40 20 0.6mW/cm 0.4mW/cm2 0.5 60 0.2mW/cm2 0 0 2 4 6 8 10 12 Collector-emitter voltage V CE ( V ) 0 400 14 Fig. 7 Response Time vs. Load Resistance 100 600 700 800 900 Wavelength λ ( nm ) r , tf Response time t 1000 1100 Test Circuit for Response Time V CE = 2V IC = 2mA T a = 25˚C ( µ s) 50 500 Output Input 20 tr tf 10 VCC 90% RL Output 5 tf 10% tr 2 0˚ + 10˚ Fig.9-a Collector-emitter Saturation (PT480 ) Voltage vs. Irradiance + 20˚ 1.4 - 30˚ + 30˚ - 40˚ - 50˚ - 60˚ - 70˚ Relative sensitivity ( % ) 80 60 + 40˚ 40 + 50˚ + 60˚ 20 - 80˚ - 90˚ + 70˚ Collector-emitter saturation voltage V CE(sat ) (V ) 100 1.2 2mA - 10˚ 10 ( Ta = 25˚C ) Fig. 8 Sensitivity Diagram - 20˚ 5 1mA 0.5 2 1 Load resistance R L ( kΩ ) 0.5mA 0.2 IC = 0.1mA 1 0.1 tf tr T a = 25˚C 1.0 0.8 0.6 0.4 0.2 + 80˚ 0 Angular displacement θ + 90˚ 0 0.05 0.1 0.2 0.5 Irradiance E e 1 2 ( mW/cm 2 ) 5 10 PT480/PT480F Fig.9-b Collector-emitter Saturation (PT480F ) Voltage vs. Irradiance Fig.10 Relative Output vs. Distance ( Emitter : GL480 ) 100 2mA 1mA 0.5mA T a = 25˚C 50 Relative output ( % ) 1.0 0.1mA 1.2 IC = 0.05mA Collector-emitter saturation voltage V CE(sat) ( V ) 1.4 0.8 0.6 0.4 20 10 5 2 1 0.2 0.5 0 0.05 0.1 1 0.2 0.5 2 Irradiance E e ( mW/cm 2 ) 5 10 Please refer to the chapter “ Precautions for Use.” 0.2 0.5 1 2 5 10 20 Distance between emitter and detector d ( mm ) 50