External dimensions (Unit : mm) RPI-125 Photointerrupter, Ultraminiature type (4-0.35) (4-0.3) Absolute maximum ratings (Ta=25°C) VCEO 30 V Emitter-collector voltage VECO 4.5 V Collector current IC 30 mA Collector power dissipation PC 80 mW Topr −25 to +85 °C 1.0 Features 3 . 6 ±0 . 3 1) Ultra-small. 2) Gap 1.2mm. Storage temperature Tstg −30 to +85 °C Soldering temperature Tsol 260/5 °C/sec Min. Typ. Max. Unit VF − 1.3 1.6 V IF=50mA Reverse current IR − − 10 µA VR=5V VCE=10V ICEO − − 0.5 µA Peak sensitivity wavelength λP − 800 − nm Collector current IC 0.45 1.8 4.95 mA emitter diode 0.3 C0.4 Optical axis center Conditions A 0.5 teristics teristics Symbol Response time C0.2 A Parameter 0.4 2-R0.3 0.5 0.15 (2.75) − (2) VCE=5V, IF=20mA IF=20mA, IC=0.1mA VCE(sat) − − 0.4 V Rise time tr − 10 − µs Fall time tf − 10 − µs Collector-emitter saturation voltage 2.6 1 . 2 ±0 . 3 (2-0.1) Forward voltage Cross-section A-A Gap Electrical and optical characteristics (Ta=25°C) Dark current 1.6 Cut-off frequency fC − 1 − MHz Peak light emitting wavelength λP − 950 − nm Response time tr tf − 10 − µs Maximum sensitivity wavelength λP − 800 − nm Emitter Cathode Collector Anode VCC=5V, IF=20mA, RL=100Ω IF=50mA ∗ Non-coherent Infrared light emitting diode used. VCC=5V, IC=1mA, RL=100Ω ∗ This product is not designed to be protected against electromagnetic wave. Notes: 1. Unspecified tolerance shall be ±0.2 . 2. Dimension in parenthesis are show for reference. − 5 125 0 0 0.5 1.0 1.5 2.0 20 10 0 2.5 DISTANCE : d (mm) 0 20 40 60 80 75 50 25 0 0 0.5 1.0 1.5 2.0 DISTANCE : d (mm) Fig.4 Relative output current vs. distance ( ) POWER DISSIPATION / COLLECTOR POWER DISSIPTIONPD/PC (mW) 100 10 0 0.2 100 0.4 0.6 0.8 1.0 1.2 1.4 1.6 Fig.2 Forward current falloff Fig.3 Forward current vs. forward voltage 100 PD PC 80 60 40 20 −20 0 20 40 60 80 100 AMBIENT TEMPERATURE : Ta (°C) Fig.5 Power dissipation / collector power dissipation vs. ambient temperature 3 2 1 80 60 40 20 0 −25 0 25 50 VCE=5V IF=20mA 75 100 AMBIENT TEMPERATURE : Ta (°C) Fig.6 Relative output vs. ambient temperature RL=500Ω 10 RL=100Ω 5 10 15 20 25 1 0.05 0.1 FORWARD CURRENT : IF (mA) Fig.7 Collector current vs. forward current Input 7 100 RL=1kΩ 100 VCE=30V VCE=20V VCE=10V 10 1 0.1 0 0 1.8 FORWARD VOLTAGE : VF (V) 120 0 20 AMBIENT TEMPERATURE : Ta (°C) 125 d RELATIVE COLLECTOR CURRENT : IC (%) Fig.1 Relative output current vs. distance ( ) −20 30 4 RESPONSE TIME : tr (µs) 25 30 40 COLLECTOR CURRENT : IC (mA) 50 40 −25°C 0°C 25°C 50°C 75°C COLLECTOR CURRENT : IC (mA) 75 FORWARD CURRENT : IF (mA) d RELATIVE COLLECTOR CURRENT : Ic (%) 100 50 100 1000 50 FORWARD CURRENT : IF (mA) RELATIVE COLLECTOR CURRENT : IC (%) Electrical and optical characteristics curves DARK CURRENT : ICEO (nA) Input(LED) Operating temperature Photo Infrared Transfer Output Input transistor light characteristics charac- charac- Output Collector-emitter voltage DSC(Digital steal camera) DVC(Digital video camera) Digital handy phone 2 mW 2.5± 0.5 80 (0.4) PD (0.7) Power dissipation Applications 4 - φ0 . 8 3.3 V (4-0.2) mA 5 (2-0.2) 50 VR (0.75) IF Reverse voltage (4-0.6) Forward current 0.15 Unit 2.2 Limits 2.8 Symbol Parameter (phototransistor ) 2.75 Through hole 1 10 VCC Input Output 25mA 20mA 2 10mA 1 5mA 90% RL 10% Output td tr tf td : Delay time t r : Rise time (time for output current to rise from 0 0 10% to 90% of peak current) 2 4 6 8 10 COLLECTOR TO EMITTER VOLTAGE: VCE (V) Fig.10 Output characteristics 50 75 Fig.9 Dark current vs. ambient temperature IF=30mA 15mA 25 Fig.8 Response time vs. collector current 5 3 0 AMBIENT TEMPERATURE : Ta (°C) 6 4 −25 COLLECTOR CURRENT : IC (mA) 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