data books, etc. contact sharp in order to obtain the latest version of the device specification sheets before using any sharp 's device. in the absence of confirmation by device specification sheets, sharp takes no responsibility for any defects that occur in equi pment using any of sharp's devices, shown in catalogs, pd49pi/pd481pi pd49pi/pd481pi symbol rating unit v r 32 v p 150 mw t opr - 25 to + 85 ?c t stg - 40 to + 100 ?c t sol 260 ?c parameter current pd49pi pd481pi temperature coefficient dark current dark current temperature coefficient terminal capacitance peak sensitivity wavelength pd49pi pd481pi symbol i sc b t i d t c t l p min. typ. max. 2.4 3 - 3.5 5 - - 0.2 - -130 - - 3.5 5 -2050 -- 910 960 unit m a % /?c na times/10?c pf nm parameter reverse voltage power dissipation operating temperature storage temperature *1 soldering temperature n features 1. high sensitivity 2. peak sensitivity wavelength matching 3. built-in visible light cut-off filter n applications *for 10 seconds at the position of 2.3mm from the bottom face of resin package with infrared led vcrs, audio equipment and air condi- tioners, etc. *2 e v : illuminance by cie standard light source a ( tungsten lamp ) *2 short circuit *2 short circuit current 7.3 ( chip location ) 0.9 0.9 0.5 0.5 0.3 1.3 2.7 0.2 1.4 0.5 n outline dimensions ( unit : mm ) conditions e v e v v r = 10v v r = 10v v r = 3v, f= 1mhz n electro-optical characteristics ( ta = 25?c ) photodiode rest of gate ( l p= 1000nm: pd49pi ) ( l p= 960nm: pd481pi ) ( i sc v pd481pi ) n absolute maximum ratings ( ta = 25?c ) 1 2 1 anode 2 cathode 1 2 black epoxy resin ( visible light cut-off type ) center high speed, high sensitivity >=3.5 m a at e detector 1. infrared remote controllers for tvs, = 100lx: = 100lx = 100lx 1 000 1 010 a 7.0 0.2 7.6 0.2 0.4 max. 1.3 max. 1.3 max. 5.08 0.1 13.0 1.0
pd49pi/pd481pi 0 -25 50 100 150 200 0 25 50 75 100 -25 0 25 50 75 100 0.05 0.1 0.2 0.5 1 2 5 10 20 50 0 10 20 30 40 50 60 - 25 0 25 50 75 100 0 20 40 60 80 100 120 140 160 85 f = 1mhz a 5 2 5 2 5 2 5 2 600 100 90 80 70 60 50 40 30 20 10 0 pd49pl pd481pl fig. 2 spectral sensitivity 700 800 900 relative sensitivity ( % ) wavelength l ( nm ) t a = 25?c fig .1 power dissipation vs. ambient temperature power dissipation p ( mw ) fig. 3 dark current vs. dark current i d ( a ) ambient temperature t a ( ?c ) 10 -6 10 -7 10 -8 10 -9 10 -10 10 -11 10 -12 v r = 10v 10 -7 10 -8 10 -9 10 -10 10 -11 dark current i d reverse voltage v r 5 52 5 2 25 25 t a = 25?c terminal capacitance c t ( pf ) reverse voltage v r ( test circuit ) pd481pl ambient temperature t a ( ?c ) relative output ( % ) ambient temperature fig. 4 dark current vs. reverse voltage ambient temperature t a ( ?c ) fig. 6 relative output vs. ambient temperature fig. 5 terminal capacitance vs. reverse voltage ( a ) 10 -2 10 -1 ( v ) ( v ) pd49pl gl537 gl538 distance between infrared light emitting diode and photodiode shall be fixed i sc = 100 m a at i f = 20ma and t a = 25?c t a = 25?c 1000 1100 1200 10 1 ( emitter : gl537/gl538,detector : pd49pi/pd481pi )
pd49pi/pd481pi test circuit for responce time 2 5 2 5 2 5 relative output ( % ) angular displacement q 0 - 90? - 80? - 70? - 60? - 50? - 40? -20? -10? - 30? 0 +10? +20? + 30? + 40? + 60? + 50? + 70? + 80? + 90? 100 20 40 60 80 2 5 2 5 2 5 2 5 2 5 input output laser diode pulse generator output 10v + pd481pi 90 % 10 % relative radiant intensity ( % ) fig. 7 sensitivity diagram v r = 10v t a = 25?c 10 2 10 10 0 10 -1 10 -2 10 10 2 10 3 10 4 10 5 l ( w ) i out = 0.1ma pd49pi/ t r t f r l fig. 8 relative output vs. distance ( t a = 25?c ) responce time t r , t f ( m s ) ( emitter:gl537/gl538 0.1 1 10 100 gl538 10 -4 10 -3 10 -2 10 -1 gl537 i f = 20ma t a = 25?c distance between emitter and detector d ( mm ) l please refer to the chapter precautions for use. detector : pd49pi/ pd481pi ) fig. 9 responce time vs. load resistance load resistance r
115 application circuits notice l the 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. l contact 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. l observe 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). l contact 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. l if 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. l this 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. l contact and consult with a sharp representative if there are any questions about the contents of this publication.
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