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GP2D150A
GP2D150A
s Features
1. Less influence on the color and reflectivity of reflective objects, due to optical triangle mesuring method 2. Distance judgement type Judgement distance:15cm (Detection range:3 to 30cm) 3. External control circuit is unnecessary Output can be directly connected to microcomputers 4. Low cost
General Purpose Distance Measuring Sensor
s Outline Dimensions
37 29.5 5 200.1 6.3 R3.75 2
+0.5 18.9-0.3
(Unit : mm)
Light detector side Lens case
4.5 3.2 hole R3.75 3.75
5
8.4 7.2
3.2 hole Connector 1.2 Made by 3.3 J.S.T. MFG, CO., LTD. S3B-PH 2-1.5 13.5
Light emitter side 10.1 14.75
13
PWB
s Applications
1. Detection of objects such as home appliances and OA equipment, detection of human body
7.5
4.15
16.3
1
3
s Absolute Maximum Ratings
Parameter Supply voltage *1 Output terminal voltage Operating temperature Storage temperature
*1 Open collector output
(Ta=25C)
The dimensions marked 5are described the dimensions of lens center position. Unspecified tolerance : 0.3mm
Terminal connection
1 2 3
Symbol Rating Unit VCC V -0.3 to +7 -0.3 to VCC +0.3 V VO Topr -10 to +60 C Tstg -40 to +70 C
VO GND VCC
s Recommended Operating Conditions
Parameter Operating Supply voltage Symbol VCC Rating 4.5 to 5.5 Unit V
Notice
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. Internet Internet address for Electronic Components Group http://www.sharp.co.jp/ecg/
GP2D150A s Electro-optical Characteristics
Parameter Symbol Conditions
*2 *4 *2
Distance measuring range Output terminal voltage Distance characteristics of output Average dissipation current
L VOH VOL VO ICC
Output voltage at high level Output voltage at low level
*2 *3 *5
*2
-
(Ta=25C, Vcc=5V) TYP. MAX. Unit cm - 3 30 V - - VCC -0.3 - V 0.6 - 12.5 cm 15 17.5 mA 50 33 - MIN.
Note) L:Distance to reflective object *2 Using reflective object:White paper (Made by Kodak Co. Ltd. gray cards R-27 white face, reflective ratio;90%) *3 We ship the device after the following adjustment:Output switching distance L=15cm2.5cm must be measured by the sensor *4 Distance measuring range of the optical sensor system *5 Output switching has a hysteresis width. The distance specified by VO should be the one with which the output L switches to the output H
Fig.1 Internal Block Diagram
GND VCC 5V
PSD Signal processing circuit Voltage regulator Oscillation circuit LED drive circuit LED Output circuit
VCC 12k VO
Distance measuring IC
Fig.2 Timing Chart
VCC (Power supply) 38.3ms9.6ms Distance measuring operation VO (Output)
Second measurement nth measurement
First measurement
Unstable output
First output 7.6ms1.9ms
TYP.
Second output
nth output
GP2D150A Fig.3 Distance Characteristics
H Output H Output (V)
L
Hystersis width
Output L 0 2 4 6 8 10
L 12
H 14 16 18 20 22 24 26 28 30
Output switching point distance L=152.5cm Distance to reflective object L (cm)
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.
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