GP2D03 GP2D03 Paper Size Sensor System ■ Features ■ Outline Dimensions 1. Paper size sensor system • 2-beam paper size sensor GP2D03 3pcs. • E 2PROM for data storage 1pc. [Serial access type, memory capacity : 128 x 8 bit] ( E 2PROM shall be applied to users'. ) 2. High sensitive detection because of less influence on the color or reflectivity of reflective object thanks to position sensitive detector ( PSD ) 3. 2-beam type ( GP2D03 ) 4. With initial mode in order to make E 2 PROM store thresh level for the existence of reflective object ( Unit : mm ) GP2D03 (1pc. ) 2-4 30 1 Detecting portion 17.5˚ 32.3 32.5 21 (10.4) Emitting portion 4.25 4 5 17.5˚ 1.4 (3.2) 21 19 Connector terminal 1 VO 2 GND 3 V IN 4 V CC 5 LED ■ Applications 1. Copiers ■ Specifications Parameter Supply voltage *1 Paper detection height LED beam pitch *2 Approved value of paper position sliding *3 Measuring time *4 Paper detection density Dissipation current GP2D03 Operating temperature ( Ta = 25˚C) Symbol V CC H LP ∆x ts OD I CC T opr Rating 5± 0.5 TYP. 60 TYP. 21 MIN. ± 6 TYP. 140 0.8 or less TYP. 30 - 10 to 60 φ 3.2 R4.25 Unit V mm mm mm ms mA ˚C *1 Optional setting in the range of 50mm to 70mm. Between the sensor to setting glass *2 At 60mm-height *3 Time requiring for measurement of 6 portions *4 Reflectivity : 16% or more, OD = log ( 1/T ), T : Reflectivity “ 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.” GP2D03 ■ System Configuration Sensor 1 GP2D03 Reg VCC (5V) E2PROM VIN PSD Signal processing circuit Microcomputer for control of sensor 1, 2 and 3 VO Example of paper size LED1 LED Initial signal input LED drive circuit Paper size output A4 GND B5 LED2 Sensor 2 GP2D03 VCC VIN VO LED GND Sensor 3 GP2D03 VCC VIN VO LED GND Microcomputer of copier side Paper size sensor system ■ Example of Sensor Arrangement B6R A5R B5R A4R B5 B4 A4 A3 GP2D03 Distance Characteristics of GP2D03 200 Draft Sensor output ( DEC ) Glass 150 100 Gray r H= 60mm 19mm Draft Reflectivity White 90% Gray 18% ( Gray chart R-27 White mode by kodak co. ltd ) 50 0 0 10 20 30 40 50 60 70 Paper rised size to the glass surfacer ( mm ) ● Please refer to the chapter “ Precautions for Use ” Application Circuits NOTICE ●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. ●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. ●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). ●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. ●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. ●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. ●Contact and consult with a SHARP representative if there are any questions about the contents of this publication. 115