RPI-124 : Optical Sensors\r\n ROHM CO., LTD.

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Specifications	RPI-124 : Optical Sensors\r\n ROHM CO., LTD.
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RPI-124 Photointerrupter, Ultraminiature type Applications Optical control equipment Cameras Floppy disk drives Features 1) U

Specifications	RPI-124 : Optical Sensors\r\n ROHM CO., LTD.
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Content	RPI-124 Photointerrupter, Ultraminiature type Applications Optical control equipment Cameras Floppy disk drives Features 1) Ultra-small. 2) High-precision position detection (slit width = 0.15mm). 3) Minimal influence from stray light. 4) Low collector-emitter saturation voltage. 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. Anode Cathode Collector Emitter Cross-section A-A Gap Optical axis center Through hole A A 2-R0.3 Max.0.3 C0.7 4 (bottom) 2.6 3.9 1 1 2.3 3.3 4-0.2 (3) (1.5) 4-0.5 0.15±0.1 4-0.4 (2) 2 4-φ0.8 3 2.5±0.5 Fig.1 Relative output current vs. distance ( ) RELATIVE COLLECTOR CURRENT : Ic (%) DISTANCE : d (mm) 0 0 25 50 75 100 125 1 2345 d Fig.4 Relative output current vs. distance ( ) RELATIVE COLLECTOR CURRENT : Ic (%) DISTANCE : d (mm) 0 0 25 50 75 100 125 1 2345 d Fig.2 Forward current falloff FORWARD CURRENT : IF (mA) AMBIENT TEMPERATURE : Ta (°C) −20040608020100 0 20 10 30 40 50 Fig.10 Output characteristics 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 COLLECTOR CURRENT : Ic (mA) COLLECTOR TO EMITTER VOLTAGE : VCE (V) 0 0.5 1 1.5 2 2.5 2046108 40mA 30mA 20mA 10mA I F=50mA Fig.11 Response time measurement circuit Fig.8 Response time vs. collector current RESPONSE TIME : t (µs) COLLECTOR CURRENT : Ic (mA) 1010.10.05 10 100 1 RL=1kΩ RL=500Ω RL=100Ω Fig.9 Dark current vs. ambient temperature DARK CURRENT : ID (nA) AMBIENT TEMPERATURE : Ta (°C) 100 1000 100 10 1 0.1 7550250−25 VCE=30V V CE=20V V CE=10V Fig.6 Relative output vs. ambient temperature RELATIVE COLLECTOR CURRENT : Ic (%) AMBIENT TEMPERATURE : Ta (°C) −40−20020406080100 0 20 40 60 80 100 120 160 140 Fig.7 Collector current vs. forward current COLLECTOR CURRENT : Ic (mA) FORWARD CURRENT : IF (mA) 01020304050 0 1 2 3 4 5 VCE=5V 0.40.20.61.00.81.21.41.81.6 0 20 40 10 30 50 FORWARD VOLTAGE : V F (V) FORWARD CURRENT : IF (mA) Fig.3 Forward current vs. forward voltage 0.40.20.61.00.81.21.41.81.6 0 20 40 10 30 50 75°C 50°C 25°C 0°C −25°C POWER DISSIPATION / COLLECTOR POWER DISSIPATION : PD / Pc (mW) AMBIENT TEMPERATURE : Ta (°C) −25 0 20 40 60 80 100 0 25507585100 Fig.5 Power dissipation / collector power dissipation vs. ambient temperature PD PC ParameterSymbol V F IR ICEO λP IC VCE(sat) tr tf Min. − − − − 0.3 − − Typ. 1.3 − − 800 − − 10 Max. 1.6 10 0.5 − 1.5 0.3 − Unit VI F=50mA V R=5V V CE=10V − V CE=5V, IF=20mA I F=20mA, IC=0.15mA 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-125 (2 pages) rpi-129b (3 pages) rpi-130 (3 pages) rpi-131 (2 pages) rpi-221 (2 pages) rpi-222 (2 pages) rpi-243 (2 pages) rpi-246 (2 pages) rpi-303 (2 pages) rpi-352 (2 pages)
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