GP2TC2 GP2TC2 n absolute maximum ratings n recommend operating conditions n outline dimensions (unit : mm) color toner density (adhesive volume) sensor by diffusive/ mirror reflection method 1. full-color copiers 2. color lbps n features n applications 1. adopted diffusive reflection and mirror reflection method color toner detection : diffusive reflection method black toner detection : mirror reflection method 2. analog output according to amount of reflective light (adhesive volume of toner) 3. 2 system output : adhesive volume of black toner adhesive volume of color toner 4. detection range of toner density (y, m, c : 0 to 1.0mg/cm 2 ) (k : 0 to 0.6mg/cm 2 ) 5. high resolution (0.1mg/cm 2 ) 6. output can be adjusted by control of led current parameter symbol rating unit v cc - 0.3 to 7 v i f 50 ma c v o - 0.3 to vcc + 0.3 - 20 to + 70 v t stg operating voltage led current output terminal voltage t opr 0 to + 60 c operating termperature storage temperature (ta = 25 c, vcc = 5v) reflective object( 16mm) burr 0.6 max. burr 0.6 max. 8 80 10 23 3 10 10 10 22 l 7.5 center of reflective object (45 ) (75 ) 2-6.25 l (5) 12.5 10 18 8 5 10 f 3.0 + 0.1 - 0 9.5 max. 3 max. 3.5 max. (6) 0.8 5 73 0.5 0.3 + 0.1 - 0 5 1 r1.5 optical sensor device mount area pcb pattern prohibited area 1 2 3 4 5 v cc gnd v o 2 v o 1 led h ( ) : reference dimensions h unspecified tolerance : 0.3mm h size l in the diagram is referred to recommended service conditions. h sensor optical portion clearance : 0.3mm max. connector made by molex 53324-0510 notice in the absence of confirmation by device specification sheets, sharp takes no responsibility for any defects that may occ ur in equipment using any sharp devices shown in catalogs, data books, etc. contact sharp in order to obtain the latest device specification sheets before usin g any sharp device. internet internet address for electronic components group http://www.sharp.co.jp/ecg/ parameter symbol rating unit v cc 4.5 to 5.5 v l 11.0 to 11.5 mm supply voltage detection distance range
g p 2 t c 2 n e l e c t r o - o p t i c a l c h a r a c t e r i s t i c s p a r a m e t e r s y m b o l c o n d i t i o n s m i n . t y p . m a x . u n i t o u t p u t v o l t a g e d i s p l a c e m e n t o f o u t p u t v o l t a g e d i s p l a c e m e n t o f o u t p u t v o l t a g e v o 1 a 0 . 7 3 1 . 1 7 v v v v v v v v - - m s m s m a r i s e t i m e d v o 1 b a v o 2 a d v o 2 c 0 v o 1 0 d v o 1 a 0 v o 2 0 d v o 2 a 0 d v o 1 2 d v o 2 2 t f t r i c c 1 . 6 1 2 . 1 2 2 . 8 1 3 . 5 0 0 . 2 0 . 6 1 . 0 0 . 1 0 . 7 1 . 3 1 . 5 6 1 . 7 4 1 . 9 2 0 . 3 9 0 . 4 5 0 . 5 1 0 . 5 3 0 . 5 7 0 . 6 1 2 . 0 2 2 . 1 1 2 . 2 0 3 . 7 5 4 . 0 5 4 . 3 5 0 . 1 9 0 . 2 1 0 . 2 3 - 7 0 3 0 0 - 7 0 3 0 0 - 4 1 2 c o n s u m p t i o n c u r r e n t f a l l t i m e ( t a = 2 5 c , v c c = 5 v ) r e f l e c t i v e o b j e c t a ( v o 1 a : i f m = 1 5 m a , v o 2 a : i f m = 2 0 m a ) l e d c u r r e n t i f m = 0 m a v o 1 a - v o 1 0 v o 2 a - v o 2 0 c o n s u m p t i o n c u r r e n t a t l e d c u r r e n t i f m = 0 m a d i s p l a c e m e n t o f o u t p u t v o l t a g e v o 1 w h e n r e f l e c t i v e o b j e c t i s c h a n g e d f r o m a t o b ( i f m = 1 5 m a ) d v o 2 c 0 = v o 2 c - v o 2 0 ( v o 2 c : r e f l e c t i v e o b j e c t c , i f m = 2 0 m a ) d v o 1 2 = ( d v o 1 b a + d v o 1 a 0 ) / d v o 1 a 0 , d v o 2 2 = d v o 2 c 0 / d v o 2 a 0 r e f l e c t i v e o b j e c t c ( m u n s e l l n 2 n o g l o s s ( r e f l e c t i v i t y 3 . 1 % ) ) ( v o 1 a : i f m = 1 5 m a , v o 2 a : i f m = 2 0 m a ) f i g . 1 i n t e r n a l b l o c k d i a g r a m f i g . 2 s c h e m a t i c m e a s u r e m e n t b l o c k d i a g r a m i / v c o n v e r t e r 1 a m p 1 v c c ( 5 v ) v o 1 ( y , m , c ) v o 2 ( k ) g n d l e d a m p 2 v c c i n f r a r e d e m i t t i n g d i o d e p d 1 v r 1 i / v c o n v e r t e r 2 p d 2 v r 2 v v 5 v v c c v o 1 l e d v o 2 g n d p d 1 l e d p d 2 r e f l e c t i v e o b j e c t s e n s o r
g p 2 t c 2 f i g . 5 m e a s u r e m e n t c o n d i t i o n 8 1 1 . 2 5 2 3 5 1 r e f l e c t i v e o b j e c t a , b , c r e f l e c t i v e o b j e c t a : m u n s e l l n 4 . 5 n o g l o s s ( r e f l e c t i v i t y 1 5 . 6 % ) r e f l e c t i v e o b j e c t b : m u n s e l l n 7 . 7 5 n o g l o s s ( r e f l e c t i v i t y 5 4 . 8 % ) r e f l e c t i v e o b j e c t c : m u n s e l l n 2 n o g l o s s ( r e f l e c t i v i t y 3 . 1 % ) f i g . 3 l e d l i g h t i n g c o n d i t i o n o n o f f t = 2 m s i f m t = 1 0 m s f i g . 4 r e s p o n s e t i m e i n p u t ( l e d c u r r e n t ) 9 0 % 1 0 % o u t p u t ( v o 1 , v o 2 ) t r t f n e x a m p l e o f a p p l i c a t i o n 1 . a p p l y v c c = 5 v a n d m e a s u r e v o 1 0 a t v o 1 , v o 2 0 a t v o 2 . 2 . i n o r d e r t o s t a b i l i z e o u t p u t v o l t a g e m e a s u r e 3 . t o 5 . o n t h e l e d l i g h t i n g c o n d i t i o n s h o w n i n f i g . 3 f o r e x a m p l e . 3 . m e a s u r e t h e o u t p u t v o l t a g e v o 1 a n d v o 2 a n d a d j u s t i f m i n o r d e r t o f i x d v o 1 a n d d v o 2 1 ( d e t e r m i n e v a l u e b y y o u r a c t u a l a p p l i c a t i o n ) . a f t e r t h e a d j u s t m e n t , m e m o r i z e t h e v a l u e s , v o 1 , v o 2 a n d i f m , ( a d j u s t i f m f o r v o 1 a n d v o 2 e a c h , a n d m e m o r i z e t h e m . ) ( i f t h e r e a r e t h e i n i t i a l m e m o r i z e d v a l u e s , v o 1 , v o 2 a n d i f m , m e a s u r e v o 1 a n d v o 2 a t m e m o r i z e d i f m . i f t h e r e a r e d i f f e r e n c e b e t w e e n t h e m e a s u r e d v a l u e s a n d m e m o r i z e d v a l u e s a d j u s t i f m t o l e t v o 1 a n d v o 2 b e i n i t i a l v a l u e s . ) 4 . a t t a c h t h e c o l o r t o n e r a n d m e a s u r e t h e o u t p u t v o l t a g e a t v o 1 ( i f m a t t h e v a l u e m e m o r i z e d a t 3 . ) . d e t e r m i n e t h e o u p u t v o l t a g e d i f f e r e n c e d v o 1 b e t w e e n t h e m e a s u r e d v a l u e a n d m e m o r i z e d v a l u e v o 1 a t 3 , a n d a d j u s t t h e a t t a c h e d c o l o r t o n e r a m o u n t . 5 . a t t a c h t h e b l a c k t o n e r a n d m e a s u r e t h e o u t p u t v o l t a g e a t v o 2 ( i f m a t t h e v a l u e m e m o r i z e d a t 3 . ) . d e t e r m i n e t h e o u p u t v o l t a g e d i f f e r e n c e d v o 2 b e t w e e n t h e m e a s u r e d v a l u e a n d m e m o r i z e d v a l u e v o 2 a t 3 , a n d a d j u s t t h e a t t a c h e d b l a c k t o n e r a m o u n t . 6 . a f t e r t h e m e a s u r e m e n t , s e t i f m = 0 m a a n d t u r n o f f t h e l e d . 7 . t o m e a s u r e t h e m a g a i n , s t a r t f r o m 1 . n o t e v o 1 0 : o u t p u t v o l t a g e a t i f m = 0 m a v o 2 0 : o u t p u t v o l t a g e a t i f m = 0 m a v o 1 : v o 1 t e r m i n a l o u p u t v o l t a g e a t n o t o n e r v o 2 : v o 2 t e r m i n a l o u p u t v o l t a g e a t n o t o n e r d v o 1 1 : v o 1 - v o 1 0 d v o 2 1 : v o 2 - v o 2 0 d v o 1 : o u t p u t v o l t a g e w h e n b l a c k t o n e r i s a t t a c h e d - v o 1 d v o 2 : o u t p u t v o l t a g e w h e n b l a c k t o n e r i s a t t a c h e d - v o 2 i f m : l e d c u r r e n t
g p 2 t c 2 f i g . 6 o u t p u t v o l t a g e v s . r e f l e c t i v i t y o f r e f l e c t i v e o b j e c t s f i g . 7 o u t p u t v o l t a g e v s . r e f l e c t i v i t y o f r e f l e c t i v e o b j e c t s o u t p u t v o l t a g e v o 1 ( v ) 0 4 . 0 3 . 0 2 . 0 1 . 0 a b r e f l e c t i v i t y o f r e f l e c t i v e o b j e c t ( % ) v o 1 0 d v o 1 a 0 d v o 1 b a v o 1 a v o 1 o u t p u t v o l t a g e v o 2 ( v ) 0 4 . 0 3 . 0 2 . 0 1 . 0 c a r e f l e c t i v i t y o f r e f l e c t i v e o b j e c t ( % ) v o 2 0 d v o 2 c 0 d v o 2 a o v o 2 v o 2 a
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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