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| GL537/GL538 GL537/GL538 s Features 1. High output power I E : TYP. 30mW/sr at I F = 50mA (GL538 ) 2. Beam angle GL538 : TYP. 13 GL537 : TYP. 25 3. 5mm epoxy resin package 5mm Resin Mold Type Infrared Emitting Diode s Outline Dimensions MAX. ( Unit : mm ) 5 Blue transparent epoxy resin Protruded resin 1.5 * 0.8 1 1. Infrared remote controllers for TVs, VCRs, audio equipment and air conditioners 0.5 23.5 s Applications Cutting type GL538 1.0 2 1 Anode s Absolute Maximum Ratings Parameter Power dissipation Forward current *1 Peak forward current Reverse voltage Operating temperature Storage temperature *2 Soldering temperature Symbol P IF I FM VR T opr T stg T sol ( Ta = 25C ) Rating 150 100 1 6 - 25 to + 85 - 40 to + 85 260 Unit mW mA A V C C C 0.5 5.8 0.2 0.3MIN. (2.54) 0.8 2 Cathode * Portion dimension (mm) 2 1 GL537 GL538 7.7 0.2 8.4 0.2 *1 Pulse width<=100 s, Duty ratio = 0.01 *2 For 3 seconds at the position of 2.6mm from the bottom face of resin package. s Electro-optical Characteristics Parameter Forward voltage Peak forward voltage Reverse current Peak emission wavelength Half intensity wavelength *3 ( Ta = 25C ) Symbol VF V FM IR P Conditions IF = 50mA IFM = 0.5A VR = 3V IF = 5mA IF = 5mA IF = 50mA VR = 0, f = 1kHz IF = 20mA MIN. 6 15 TYP. 1.3 1.9 950 45 13 30 50 300 25 13 MAX. 1.5 3.0 10 Unit V V A nm nm mW/sr pF kHz Radiation intensity Terminal capacitance Response frequency Half intensity angle GL537 GL538 IE Ct fc GL537 GL538 *3 I E : Value obtained by converting the value in power of radiant fluxes emitted at the solid angle of 0.01 sr ( steradian ) in the direction of mechanical axis of the lens portion into 1 sr of all those emitted from the light emitting diode. " In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that occur in equipment using any of SHARP's devices, shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device." GL537/GL538 Fig. 1 Forward Current vs. Ambient Temperature 120 Fig. 2 Peak Forward Current vs. Duty Ratio 10000 Pulse width<=100 s T a = 25C Peak forward current I FM ( mA ) 100 Forward current I F ( mA ) 80 1000 60 40 100 20 0 - 25 0 25 50 75 85 100 10 10 -3 10 -2 10 -1 1 Ambient temperature T a ( C ) Duty ratio Fig. 3 Spectral Distribution 100 I F = 5mA T a = 25C Relative radiant intensity ( % ) 80 Fig. 4 Peak Emission Wave length vs. Ambient Temperature 1000 I F = const. Peak emission wavelength p ( nm ) 975 60 950 40 925 20 0 880 920 960 1000 1040 1080 900 - 25 0 25 50 75 100 Wavelength ( nm ) Ambient temperature T a ( C ) Fig. 5 Forward Current vs. Forward Voltage 500 Ta = 75C 200 Forward current I F ( mA ) 100 50 20 10 5 2 1 0 0.5 1 1.5 2 2.5 3 Forward voltage VF ( V ) 50C 25C 0C - 25C Fig. 6 Relative Forward Voltage vs. Ambient Temperature 140 I F = const. Relative forward voltage ( % ) 120 100 80 60 40 - 25 0 25 50 75 100 Ambient temperature T a ( C ) GL537/GL538 Fig. 7 Relative Output vs. Ambient Temper( Detector : PD410PI ) ature 200 Test circuit 180 GL537 / GL538 160 A Relative output ( % ) 140 120 100 80 60 40 20 0 - 25 0 25 50 75 Ambient temperature Ta ( C ) 100 1 10 PD410PI Radiation intensity I E ( mW/sr ) GL538 Fig. 8 Radiation Intensity vs. Peak Forward Current 1 000 100 GL537 10 T a = 25C Pulse width<=100 s 1000 100 Peak forward current IFM ( mA ) 10000 Fig. 9 Relative Collector Current vs. ( Detector : PD410PI ) Distance 100 Fig.10 Relative Collector Current vs. ( Detector : PD49PI) Distance 100 Relative collector current ( % ) GL537 10 GL538 Relative collector current ( % ) GL537 10 GL538 1 1 0.1 10 I F = 20mA T a = 25C -4 10 - 3 10 - 2 Distance to detector d ( m) 10 -1 0.1 10 I F = 20mA T a = 25C -4 10 - 3 10 - 2 Distance to detector d ( m) 10 -1 Fig.11-a Radiation Diagram - 20 - 10 0 100 - 30 Relative radiant intensity ( % ) Relative radiant intensity ( % ) 80 (GL537 ) ( Ta = 25C ) + 10 + 20 Fig.11-b Radiation Diagram - 20 - 10 0 100 + 30 Relative radiant intensity ( % ) - 30 Relative radiant intensity ( % ) 80 (GL538 ) ( Ta = 25C ) + 10 + 20 + 30 - 40 60 + 40 - 40 60 + 40 - 50 - 60 - 70 - 80 - 90 40 + 50 + 60 - 50 - 60 - 70 - 80 - 90 40 + 50 + 60 20 + 70 + 80 + 90 20 + 70 + 80 + 90 0 Angular displacement 0 Angular displacement q Please refer to the chapter " Precautions for Use." Application Circuits NOTICE qThe circuit application examples in this publication are provided to explain representative applications of SHARP devices and are not intended to guarantee any circuit design or license any intellectual property rights. SHARP takes no responsibility for any problems related to any intellectual property right of a third party resulting from the use of SHARP's devices. qContact SHARP in order to obtain the latest device specification sheets before using any SHARP device. SHARP reserves the right to make changes in the specifications, characteristics, data, materials, structure, and other contents described herein at any time without notice in order to improve design or reliability. Manufacturing locations are also subject to change without notice. qObserve the following points when using any devices in this publication. SHARP takes no responsibility for damage caused by improper use of the devices which does not meet the conditions and absolute maximum ratings to be used specified in the relevant specification sheet nor meet the following conditions: (i) The devices in this publication are designed for use in general electronic equipment designs such as: --- Personal computers --- Office automation equipment --- Telecommunication equipment [terminal] --- Test and measurement equipment --- Industrial control --- Audio visual equipment --- Consumer electronics (ii)Measures such as fail-safe function and redundant design should be taken to ensure reliability and safety when SHARP devices are used for or in connection with equipment that requires higher reliability such as: --- Transportation control and safety equipment (i.e., aircraft, trains, automobiles, etc.) --- Traffic signals --- Gas leakage sensor breakers --- Alarm equipment --- Various safety devices, etc. (iii)SHARP devices shall not be used for or in connection with equipment that requires an extremely high level of reliability and safety such as: --- Space applications --- Telecommunication equipment [trunk lines] --- Nuclear power control equipment --- Medical and other life support equipment (e.g., scuba). qContact a SHARP representative in advance when intending to use SHARP devices for any "specific" applications other than those recommended by SHARP or when it is unclear which category mentioned above controls the intended use. qIf the SHARP devices listed in this publication fall within the scope of strategic products described in the Foreign Exchange and Foreign Trade Control Law of Japan, it is necessary to obtain approval to export such SHARP devices. qThis publication is the proprietary product of SHARP and is copyrighted, with all rights reserved. Under the copyright laws, no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, in whole or in part, without the express written permission of SHARP. Express written permission is also required before any use of this publication may be made by a third party. qContact and consult with a SHARP representative if there are any questions about the contents of this publication. 115 |
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