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| GP2S28 GP2S28 s Features 1. Long focal distance type ( Detecting range: 6mm ) 2. With pins for protection of wrong insertion 3. Snap-in mounting type Long Focal Distance, Case Type Photointerrupter s Outline Dimensions 5 (2) JAPAN +0 0.1 ( Unit : mm ) Internal connection diagram 2S28 2- 3- +0 0.1 1 4 (4) 2 0.2 0.3 3 1 2 3 4 Anode Cathode Emiiter Collector s Applications 1. CD players 2. Facsimiles 3. Printers 2 12.8+ - Surface of sensor 5.4 (C 0 0.6 0.1 3.8 0.5 (4) (5) 1.7 + 0.1 -0 (0.6) 5 0.7 0.1 .2) 9.3 0.2 (0.6) 1.6 0.1 1.2 0.1 13 + 0 - 0.3 + 0.15 0.1 2 - 0.5 4+ 0.45 - 0.15 0.1 + 0.2 0 3+ 0 - 0.1 4 - 0.45 - 2 2.1 0.1 3 Unspecified tolerance : 0.2mm ( ): Reference dimensions Thin burr is not included in tolerance. (2.54) 1 1+ - 0 0.1 4 s Absolute Maximum Ratings Parameter Forward current 1 Peak forward current Reverse voltage Power dissipation Collector-emitter voltage Emitter-collector voltage Collector current Collector power dissipation Operating temperature Storage temperature 2 Soldering temperature Symbol IF I FM VR P VCEO VECO IC PC T opr T stg T sol Rating 60 1 6 150 35 6 20 50 - 25 to + 85 - 40 to + 85 260 ( Ta = 25C) Unit mA A V mW V V mA mW C C C Input Output 1 Pulse width <= 100 s, Duty ratio: 0.01 2 For 5 seconds " 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." GP2S28 s Electro-optical Characteristics Parameter Forward voltage Peak forward voltage Reverse current Collector current Collector current Collector-emitter saturation voltage Rise time Response time Fall time Symbol VF VFM IR ICEO IC VCE(sat) tr tf Condition IF = 20mA IF = 0.5A VR = 3V VCE = 20V VCE = 5V, I F = 20mA, 3 IF = 40mA, I C = 0.04mA VCE = 2V, I C = 0.1mA RL = 100 MIN. 0.04 TYP. 1.3 2.2 1 - ( Ta = 25C ) MAX. 1.5 3.5 10 100 0.9 0.4 20 30 Unit V V A nA mA V s s Input Output Transfer characteristics 3 The condition and arrangement of reflective object is shown in the following figure. Test Circuit for Response Time Reflective object Vcc Input RL 4 Collector Output 10% 90% Test Arrangement of Collector Current Reflective object 1 Anode Kodak 90 % reflective paper d = 7mm tr tf Fig. 1 Forward Current vs. Ambient Temperature 70 60 Forward current I F ( mA ) 50 40 30 20 10 0 - 25 Fig. 2 Collector Power Dissipation vs. Ambient Temperature 60 Collector power dissipation PC ( mW ) 50 40 30 20 10 0 - 25 0 75 Ambient temperature T a ( C ) 25 50 85 100 0 25 50 75 85 Ambient temperature T a ( C ) 100 GP2S28 Fig. 3 Peak Forward Current vs. Duty Ratio 2000 Peak forward current I FM ( mA ) 1000 500 200 100 60 50 20 10 - 3 2 ( Pulse width<=100 s T a = 25C ) Forward current I F ( mA ) Fig. 4 Forward Current vs. Forward Voltage 500 200 100 50 20 10 5 2 1 T a = 75C 50C 25C 0C - 20C 5 10 - 2 2 5 10 - 1 2 5 10 0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 Duty ratio Forward voltage V F ( V ) Fig. 5 Collector-current vs. Forward Currnt 1.0 V CE = 5V T a = 25C Collector-current I C ( mA ) 0.8 Fig. 6 Collector Current vs. Collector-emitter Voltage T a = 25C 1.0 Collector current I C ( mA ) 0.8 I F = 60mA 50mA 0.6 0.6 40mA 30mA 20mA 0.4 0.4 0.2 0.2 10mA 0 0 0 6 12 18 24 30 36 F 42 ( mA ) 48 54 60 0 2 4 6 8 10 Forward current I Collector-emitter voltage V CE ( V ) Fig. 7 Collector Current vs. Ambient Temperature 0.25 Fig. 8 Collector Dark Current vs. Ambient Temperature 10 -6 5 V CE = 20V 0.2 Collector current I C ( mA ) Collector dark current I CEO ( A ) 2 10 -7 0.15 VCE=5V IF=20mA 5 2 10 -8 0.1 5 2 10 -9 0.05 5 2 - 25 0 25 50 75 100 10 - 10 - 25 0 25 50 75 100 Ambient temperature T a ( C ) Ambient temperature T a ( C ) GP2S28 Fig. 9 Relative Output Current vs. Detecting Distance 100 Relative output current ( % ) 80 d 60 Kodak 90% reflective paper 40 20 IF= 20mA VCE= 5V Ta= 25C 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Distance between GP2S28 and reflector d ( mm ) 0 q Please refer to the chapter " Precautions for Use" . |
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