GP2S28 GP2S28 Long Focal Distance, Case Type Photointerrupter ■ Features ■ Outline Dimensions (4) 3 1 2 3 4 Anode Cathode Emiiter Collector 5.4 (C 0 0.6 ± 0.1 (5) + 0.2 0 13 +- 00.3 + 0.15 0.1 2.1 ± 0.1 φ 1+- ■ Absolute Maximum Ratings Input Output (0.6) 3 +- 00.1 3 ∗ Unspecified tolerance :± 0.2mm ∗ ( ): Reference dimensions ∗ Thin burr is not included in tolerance. 1 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 (0.6) + 0.45 - 0.15 0.1 (2.54) 4 - 0.45 - 2 - 0.5 4- 2 1.7 +- 0.1 0 (4) 0.1 1.2 ± 0.1 1.6 3.8 ± 0.5 2 0.7 ± 0.1 2 Surface of sensor 0.2 0.3 .2) 12.8+- 1. CD players 2. Facsimiles 3. Printers 4 9.3 ± 0.2 ■ Applications 1 3- +0 0.1 JAPAN 2- 2S28 +0 0.1 Internal connection diagram 5 1. Long focal distance type ( Detecting range: 6mm ) 2. With pins for protection of wrong insertion 3. Snap-in mounting type ( Unit : mm ) 5 (2) 0 0.1 4 ( Ta = 25˚C) Symbol IF I FM VR P V CEO V ECO IC PC T opr T stg T sol Rating 60 1 6 150 35 6 20 50 - 25 to + 85 - 40 to + 85 260 Unit mA A V mW V V mA mW ˚C ˚C ˚C ∗1 Pulse width <= 100 µ 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 ■ Electro-optical Characteristics Input Output Transfer characteristics ( Ta = 25˚C ) Parameter Forward voltage Peak forward voltage Reverse current Collector current Collector current Collector-emitter saturation voltage Rise time Response time Fall time Symbol VF V FM IR I CEO IC VCE(sat) tr tf Condition I F = 20mA I F = 0.5A VR = 3V V CE = 20V V CE = 5V, I F = 20mA, ∗3 I F = 40mA, I C = 0.04mA V CE = 2V, I C = 0.1mA R L = 100 Ω MIN. 0.04 - TYP. 1.3 2.2 1 - MAX. 1.5 3.5 10 100 0.9 0.4 20 30 Unit V V µA nA mA V µs µs ∗3 The condition and arrangement of reflective object is shown in the following figure. Test Circuit for Response Time Test Arrangement of Collector Current Reflective object Vcc 1 Anode Reflective object Input RL Kodak 90 % reflective paper 4 Collector d = 7mm 10% Output 90% tr Fig. 1 Forward Current vs. Ambient Temperature tf Fig. 2 Collector Power Dissipation vs. Ambient Temperature 70 Collector power dissipation PC ( mW ) 60 Forward current I F ( mA ) 60 50 40 30 20 10 0 - 25 0 25 50 75 Ambient temperature T a ( ˚C ) 85 100 50 40 30 20 10 0 - 25 0 25 50 75 85 Ambient temperature T a ( ˚C ) 100 GP2S28 Fig. 4 Forward Current vs. Forward Voltage Fig. 3 Peak Forward Current vs. Duty Ratio 500 ( Pulse width<=100 µ s T a = 25˚C ) T a = 75˚C 50˚C 200 1000 500 200 100 25˚C 0˚C - 20˚C 100 Forward current I F ( mA ) Peak forward current I FM ( mA ) 2000 50 20 10 5 60 50 2 1 20 10 - 3 2 5 10 - 2 2 10 - 1 2 5 5 10 0 0 0.5 1.0 Fig. 5 Collector-current vs. Forward Currnt 2.0 2.5 3.0 3.5 Fig. 6 Collector Current vs. Collector-emitter Voltage T a = 25˚C V CE = 5V 1.0 1.0 Collector current I C ( mA ) T a = 25˚C Collector-current I C ( mA ) 1.5 Forward voltage V F ( V ) Duty ratio 0.8 0.6 0.4 0.8 I F = 60mA 50mA 0.6 40mA 30mA 0.4 20mA 0.2 0.2 10mA 0 0 0 6 12 18 24 30 36 Forward current I F 42 48 54 60 0 0.25 10 6 8 10 -6 Collector dark current I CEO ( A ) 5 0.2 Collector current I C ( mA ) 4 Fig. 8 Collector Dark Current vs. Ambient Temperature Fig. 7 Collector Current vs. Ambient Temperature VCE=5V IF=20mA 0.15 2 Collector-emitter voltage V CE ( V ) ( mA ) 0.1 0.05 V CE = 20V 2 10 -7 5 2 10 -8 5 2 10 -9 5 2 - 25 0 25 50 75 Ambient temperature T a ( ˚C ) 100 10 - 10 - 25 0 25 50 75 Ambient temperature T a ( ˚C ) 100 GP2S28 Fig. 9 Relative Output Current vs. Detecting Distance Relative output current ( % ) 100 80 Kodak 90% reflective paper d 60 40 20 0 IF= 20mA VCE= 5V Ta= 25˚C 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Distance between GP2S28 and reflector d ( mm ) ● Please refer to the chapter “ Precautions for Use” .