SIM-20ST Sensors Infrared light emitting diode, side-view type SIM-012SB The SIM-20ST is a GaAs infrared light emitting diode with a side-facing detector. High output with 1.85 lens. zDimensions (Unit : mm) 3.20.1 Notes: 1. Tolerances are 0.2 unless otherwise indicated. 2. Value in parenthese is size at base of leads. 3.90.1 0.5 Resin coating 0.45 21 4.40.1 41 2.0 1.5 zFeatures 1) Compact package (4.4x4.3 mm) with lens. 2) High efficiency, high output PO = 7mW (IF = 50 mA). 3) Emission spectrum well suited to silicon detectors (P = 950 nm). 4) Good current-optical output linearity. 5) Long life, high reliability. 4.30.1 0.5Max. 1.50.1 Gate remainder 0.5Max. zApplications Light source for sensors 0.4 0.53 14Min. 0.4 (2.54) 1 Cathode 2 Anode zAbsolute maximum ratings (Ta=25C) Parameter Symbol Limits Unit IF 50 mA Forward current Reverse voltage VR 5 V Power dissipation PD 80 mW Pulse forward current IFP 0.5 A Operating temperature Topr -25 to +85 C Storage temperature Tstg -30 to +100 C Pulse width = 0.1 ms, duty ratio 1% zElectrical and optical characteristics (Ta=25C) Symbol Min. Typ. Emitting strength Parameter IE - Forward voltage VF - Reverse current IR Peak light emitting wavelength P Spectral line half width Half-viewing angle 1/2 Response time Cut-off frequency Conditions Max. Unit 7.5 - mW/sr IF50mA 1.3 1.6 V IF50mA - - 10 A VR3V - 950 - nm IF50mA - 40 - nm IF50mA - 15 - deg IF50mA trtf - 1.0 - s IF50mA fc - 1.0 - MHz IF50mA Rev.A 1/2 SIM-20ST Sensors 50 40 30 20 10 0 -20 0 20 40 60 80 50 -25C 0C 40 25C 50C 30 75C 20 10 0 0 100 EMITTING STRENGTH I : IE (mW / Sr) FORWARD CURRENT : IF (mA) FORWARD CURRENT : IF (mA) zElectrical and optical characteristic curves 1 2 FORWARD VOLTAGE : VF (V) AMBIENT TEMPERATURE : Ta (C) Fig.1 Forward current falloff 10 8 6 4 2 0 0 10 20 30 40 50 FORWARD CURRENT : IF(mA) Fig.2 Forward current vs. forward voltage Fig.3 Emitting strength vs. forward current RELATIVE OPTICAL OUTPUT : PO (%) 100 50 20 10 -25 0 25 50 75 80 60 40 20 0 900 100 AMBIENT TEMPERATURE : Ta (C) 920 Fig. 4 Relative emitting strength vs. ambient temperature 20 10 940 960 980 Fig.5 Wavelength 0 100 30 40 80 50 60 60 40 70 20 80 90 100 80 60 40 20 RELATIVE EMITTING STRENGTH (%) 1000 OPTICAL WAVELENGTH : (nm) 0 RELATIVE EMITTING STRENGTH (%) RELATIVE EMITTING I : IE (%) 100 200 0 10 20 30 40 50 60 70 80 90 ANGULAR DISPLACEMENT : (deg) Fig. 6 Directional pattern Rev.A 2/2 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