External dimensions (Unit : mm) RPI-124 Photointerrupter, Ultraminiature type Through hole 3 4 (bottom) 4- 0.8 Absolute maximum ratings (Ta=25C) Forward current IF 50 mA Reverse voltage VR 5 V Power dissipation PD 80 mW Collector-emitter voltage VCEO 30 V Emitter-collector voltage VECO 4.5 V Collector current IC 30 mA Collector power dissipation PC 80 mW Operating temperature Topr -25 to +85 C Storage temperature Tstg -30 to +100 C Applications Optical control equipment Cameras Floppy disk drives 3.9 Features Gap Min. Typ. Max. Unit VF - 1.3 1.6 V IR - - 10 A VR=5V ICEO - - 0.5 A VCE=10V Output Input charac- characteristics teristics P - 800 - nm Transfer characteristics IC 0.3 - 1.5 mA VCE(sat) - - 0.3 V IF=20mA, IC=0.15mA VCC=5V, IF=20mA, RL=100 tr tf - 10 - s fC - 1 - MHz Peak light emitting wavelength P - 950 - nm Response time tr tf - 10 - s Maximum sensitivity wavelength P - 800 - nm 1 2.3 3.3 (1.5) 4-0.4 (3) (2) - VCE=5V, IF=20mA IF=50mA Non-coherent Infrared light emitting diode used. Anode Collector Cathode Emitter Notes: 1. Unspecified tolerance shall be 0.2 . 2. Dimension in parenthesis are show for reference. VCC=5V, IC=1mA, RL=100 This product is not designed to be protected against electromagnetic wave. - 5 25 1 2 3 4 10 0 -20 5 DISTANCE : d (mm) 75 50 25 3 4 5 DISTANCE : d (mm) Fig.4 Relative output current vs. distance ( ) POWER DISSIPATION / COLLECTOR POWER DISSIPATION : PD / Pc (mW) d 100 2 40 60 80 100 10 80 PC 40 20 0 25 50 75 85 0.6 0.8 1.0 1.2 1.4 1.6 2 1 100 AMBIENT TEMPERATURE : Ta (C) Fig.5 Power dissipation / collector power dissipation vs. ambient temperature 10 10 20 30 40 50 1 0.05 0.1 Fig.7 Collector current vs. forward current Input 140 120 100 80 60 40 20 RL=500 RL=100 FORWARD CURRENT : IF (mA) 160 0 RL=1k 0 20 40 60 80 100 AMBIENT TEMPERATURE : Ta (C) Fig.6 Relative output vs. ambient temperature VCE=30V VCE=20V VCE=10V 10 1 1 10 VCC Input Output 30mA 90% RL 20mA 10% Output 1 td 0 0 tr 10mA tf td : Delay time 2 4 6 8 10 COLLECTOR TO EMITTER VOLTAGE : VCE (V) Fig.10 Output characteristics 50 75 Fig.9 Dark current vs. ambient temperature 40mA 0.5 25 Fig.8 Response time vs. collector current IF=50mA 1.5 0 AMBIENT TEMPERATURE : Ta (C) 2.5 2 -25 COLLECTOR CURRENT : Ic (mA) t r : Rise time (time for output current to rise from -40 -20 100 0.1 0 0 1.8 Fig.3 Forward current vs. forward voltage 60 0 -25 0.4 3 FORWARD VOLTAGE : VF (V) 100 PD 75C 20 Fig.2 Forward current falloff 125 1 20 50C 30 AMBIENT TEMPERATURE : Ta (C) Fig.1 Relative output current vs. distance ( ) 0 0 0 25C 0 0.2 RELATIVE COLLECTOR CURRENT : Ic (%) 0 0 20 40 1000 4 DARK CURRENT : ID (nA) 50 30 0C 100 VCE=5V RESPONSE TIME : t (s) 75 40 -25C COLLECTOR CURRENT : Ic (mA) d 50 50 COLLECTOR CURRENT : Ic (mA) 100 FORWARD CURRENT : IF (mA) 125 FORWARD CURRENT : IF (mA) RELATIVE COLLECTOR CURRENT : Ic (%) Electrical and optical characteristics curves RELATIVE COLLECTOR CURRENT : Ic (%) Infrared light emitter diode Photo transistor IF=50mA Cut-off frequency Response time 4-0.5 4-0.2 Collector current Collector-emitter saturation voltage A Conditions Peak sensitivity wavelength Dark current Max.0.3 Optical axis center 3 0. R 2- Symbol Forward voltage Reverse current 0.15 0.1 A 1) Ultra-small. 2) High-precision position detection (slit width = 0.15mm). 3) Minimal influence from stray light. 4) Low collector-emitter saturation voltage. Electrical and optical characteristics (Ta=25C) Parameter Cross-section A-A 1 C 0. 7 Unit 2 Limits 2.6 Symbol 2.5 0.5 Output (phototransistor ) Input(LED) Parameter 10% to 90% of peak current) t f : Fall time (time for output current to fall from 90% to 10% of peak current) Fig.11 Response time measurement circuit 100 Appendix Notes No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product described in this document are for reference only. Upon actual use, therefore, please request that specifications to be separately delivered. Application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. Please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. Any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. ROHM CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by ROHM CO., LTD. is granted to any such buyer. Products listed in this document are no antiradiation design. The products listed in this document are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). Should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of with would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. About Export Control Order in Japan Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control Order in Japan. In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause) on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction. Appendix1-Rev1.1