RPI-243 : Optical Sensors\r\n ROHM CO., LTD.

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Specifications	RPI-243 : Optical Sensors\r\n ROHM CO., LTD.
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RPI-243 Photointerrupter, Small type Applications Floppy disk drives Printers CD-ROM Features 1) Compact package based on the

Specifications	RPI-243 : Optical Sensors\r\n ROHM CO., LTD.
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Content	RPI-243 Photointerrupter, Small type Applications Floppy disk drives Printers CD-ROM Features 1) Compact package based on the double-mold method. 2) High resolution (slit width = 0.4mm) 3) Gap between emitter and detector is 2.0mm. Absolute maximum ratings (Ta=25°C) Electrical and optical characteristics (Ta=25°C) Electrical and optical characteristics curves External dimensions (Unit : mm) Notes: 1. Unspecified tolerance shall be ±0.2 . 2. Dimension in parenthesis are show for reference. Through hole Gap Collector Emitter Cathode Optical axis center Anode Cross-section A-A A A 4 2.5 4-φ0.8 C0.5 +0.1 2-C0.3 0 φ1.5 5 4.2 1 2 2.8 5.2Min.5(1.5) 4-0.2 (4) 3.9 0.4 (1.2) 4-0.5 (2.5) Fig.1 Relative output current vs. distance ( ) Fig.4 Relative output current vs. distance ( ) RELATIVE COLLECTOR CURRENT : Ic (%) DISTANCE : d (mm) 011.50.522.53 100 75 50 25 0 Ta=25°C V CE=5V I F=20mA d RELATIVE COLLECTOR CURRENT : Ic (%) DISTANCE : d (mm) 011.50.522.5 100 75 50 25 0 Ta=25°C V CE=5V I F=20mA d Fig.2 Forward current falloff FORWARD CURRENT : IF (mA) AMBIENT TEMPERATURE : Ta (°C) −20020406080100 10 50 40 30 20 0 Fig.10 Output characteristics COLLECTOR CURRENT : Ic (mA) COLLECTOR TO EMITTER VOLTAGE : VCE (V) 4861020 0 0.5 1 1.5 2 2.5 10mA 20mA 30mA 40mA IF=50mA Fig.11 Response time measurement circuit td tr tf 10% 90% RL VCC td : tr : tf : Delay time Rise time (time for output current to rise from 10% to 90% of peak current) Fall time (time for output current to fall from 90% to 10% of peak current) Input Input Output Output Fig.8 Response time vs. collector current RESPONSE TIME : t (µs) COLLECTOR CURRENT : Ic (mA) 0.1110100 1 10 100 1000 Ta=25°C Vcc=5V RL=1kΩ RL=500Ω RL=100Ω Fig.9 Dark current vs. ambient temperature DARK CURRENT : ID (nA) AMBIENT TEMPERATURE : Ta (°C) 0255075100−25 0.1 1 10 100 1000 VCE=10V V CE=20V V CE=30V Fig.6 Relative output vs. ambient temperature RELATIVE COLLECTOR CURRENT : Ic (%) AMBIENT TEMPERATURE : Ta (°C) −250255075100 100 80 60 40 20 0 VCE=5V I F=20mA Fig.7 Collector current vs. forward current COLLECTOR CURRENT : Ic (mA) FORWARD CURRENT : IF (mA) 01020304050 0 1 2 3 4 5 VCE=5V FORWARD VOLTAGE : VF (V) FORWARD CURRENT : IF (mA) Fig.3 Forward current vs. forward voltage 0 10 20 30 40 50 0.400.81.22.01.6 75°C 50°C 25°C 0°C −25°C POWER DISSIPATION / COLLECTOR POWER DISSIPATION : PD / Pc (mW) AMBIENT TEMPERATURE : Ta (°C) Fig.5 Power dissipation / collector power dissipation vs. ambient temperature −20020406080100 20 80 P D PC 100 120 60 40 0 ParameterSymbol V F IR ICEO λP IC VCE(sat) tr tf Min. − − − − 0.5 − − Typ. 1.3 − − 800 − − 10 Max. 1.6 10 0.5 − − 0.4 − Unit VI F=50mA V R=5V V CE=10V − V CE=5V, IF=20mA I F=20mA, IC=0.3mA V CC=5V, IF=20mA, RL=100Ω µA µA nm mA V µs Conditions Forward voltage Reverse current Dark current Peak sensitivity wavelength Collector current Collector-emitter saturation voltage Response time Input charac- teristics Output charac- teristics Transfer charac- teristics Cut-off frequency ∗ Non-coherent Infrared light emitting diode used. Peak light emitting wavelength λP fC IF=50mA − −1−MHz − 950 − nm Maximum sensitivity wavelength λP − 800 − nm ∗ This product is not designed to be protected against electromagnetic wave. VCC=5V, IC=1mA, RL=100Ω tr tf Response time − 10 − µs Photo transistor Infrared lightemitterdiode ParameterSymbol I C VCEO PD VR IF PC VECO Topr Tstg Limits −25 to +85 −30 to +100 50 5 80 30 4.5 30 80 Unit mA V mW V V mA mW °C °C Forward current Reverse voltage Power dissipation Collector-emitter voltage Emitter-collector voltage Collector current Collector power dissipation Operating temperature Storage temperature Input (LED)Output photo- transistor()
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Following Datasheets	rpi-246 (2 pages) rpi-303 (2 pages) rpi-352 (2 pages) rpi-392 (2 pages) rpi-441c1 (2 pages) rpi-5100 (2 pages) rpi-579 (2 pages) rpi-579n1 (2 pages) rpi-579n1e (2 pages) rpm-012pb (3 pages)
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