Reflective Optical Sensor with Transistor Output

Transcription

1 TCRT, TCRT Reflective Optical Sensor with 2836 TCRT A C E C TCRT 955_ FEATURES Package type: leaded Detector type: phototransistor Dimensions (L x W x H in mm): 7 x 4 x 2.5 Peak operating distance: mm Operating range within > 2 % relative collector current:.2 mm to 4 mm Typical output current under test: I C =.5 ma Daylight blocking filter Emitter wavelength: 95 nm Lead (Pb)-free soldering released Compliant to RoHS directive 22/95/EC and in accordance to WEEE 22/96/EC DESCRIPTION The TCRT and TCRT are reflective sensors which include an infrared emitter and phototransistor in a leaded package which blocks visible light. APPLICATIONS Optoelectronic scanning and switching devices i.e., index sensing, coded disk scanning etc. (optoelectronic encoder assemblies for transmissive sensing). PRODUCT SUMMARY PART NUMBER Notes () CTR: current transfere ratio, I out /I in (2) Conditions like in table basic charactristics/sensor Note () MOQ: minimum order quantity DISTANCE FOR MAXIMUM CTR rel () (mm) DISTANCE RANGE FOR RELATIVE I out > 2 % (mm) TYPICAL OUTPUT CURRENT UNDER TEST (2) (ma) DAYLIGHT BLOCKING FILTER INTEGRATED TCRT.2 to 4.5 Yes TCRT.2 to 4.5 Yes ORDERING INFORMATION ORDERING CODE PACKAGING VOLUME () REMARKS TCRT Bulk MOQ: pcs, pcs/bulk Straight leads TCRT Bulk MOQ: pcs, pcs/bulk Bent leads ABSOLUTE MAXIMUM RATINGS () PARAMETER TEST CONDITION SYMBOL VALUE UNIT SENSOR Total power dissipation T amb 25 C P tot 2 mw Ambient temperature range T amb - 4 to + 85 C Storage temperature range T stg - 4 to + C Soldering temperature 2 mm distance to package, t 5 s T sd 26 C INPUT (EMITTER) Reverse voltage V R 5 V Forward current I F 5 ma Forward surge current t p µs I FSM 3 A Power dissipation T amb 25 C P V mw Junction temperature T j C Document Number: For technical questions, contact: sensorstechsupport@vishay.com Rev..7, 7-Aug-9

2 TCRT, TCRT Reflective Optical Sensor with ABSOLUTE MAXIMUM RATINGS () PARAMETER TEST CONDITION SYMBOL VALUE UNIT OUTPUT (DETECTOR) Collector emitter voltage V CEO 32 V Emitter collector voltage V ECO 5 V Collector current I C 5 ma Power dissipation T amb 25 C P V mw Junction temperature T j C Note () T amb = 25 C, unless otherwise specified ABSOLUTE MAXIMUM RATINGS 3 P - Power Dissipation (mw) 2 Coupled device Phototransistor IR - diode T amb - Ambient Temperature ( C) Fig. - Power Dissipation Limit vs. Ambient Temperature BASIC CHARACTERISTICS () PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX. UNIT SENSOR V Collector current CE = 5 V, I F = 2 ma, I d = mm (figure 2) (2) C.3.5 ma Cross talk current V CE = 5 V, I F = 2 ma, (figure ) I (3) CX µa Collector emitter saturation voltage I F = 2 ma, I C = ma, d = mm (figure 2) Notes () T amb = 25 C, unless otherwise specified (2) Measured with the Kodak neutral test card", white side with 9 % diffuse reflectance (3) Measured without reflecting medium V CEsat (2).3 V INPUT (EMITTER) Forward voltage I F = 5 ma V F.25.6 V Radiant intensity I F = 5 ma, t p = 2 ms I e 75 mw/sr Peak wavelength I F = ma λ P 94 nm Virtual source diameter Method: 63 % encircled energy d.2 mm OUTPUT (DETECTOR) Collector emitter voltage I C = ma V CEO 32 V Emitter collector voltage I E = µa V ECO 5 V Collector dark current V CE = 2 V, I F = A, E = lx I CEO 2 na For technical questions, contact: sensorstechsupport@vishay.com Document Number: Rev..7, 7-Aug-9

3 Reflective Optical Sensor with TCRT, TCRT Reflecting medium (Kodak neutral test card) d ~ ~~ ~ ~~ Detector Emitter A C E C Fig. 2 - Test Condition BASIC CHARACTERISTICS T amb = 25 C, unless otherwise specified I F - Forward Current (ma) I - Collector Current (ma) C.. Kodak Neutral Card (White Side) d = mm I F = 5 ma 2 ma ma 5 ma 2 ma V F - Forward Voltage (V) V CE - Collector Emitter Voltage (V) Fig. 3 - Forward Current vs. Forward Voltage Fig. 5 - Collector Current vs. Collector Emitter Voltage CTR rel - Relative Current Transfer Ratio V CE = 5 V I F = 2 ma d = mm 25 T amb - Ambient Temperature ( C) Fig. 4 - Relative Current Transfer Ratio vs. Ambient Temperature 5 75 CTR - Current Transfer Ratio (%) I F - Forward Current (ma) d = mm V CE = 5 V Fig. 6 - Current Transfer Ratio vs. Forward Current Document Number: For technical questions, contact: sensorstechsupport@vishay.com Rev..7, 7-Aug-9 3

4 TCRT, TCRT Reflective Optical Sensor with I - Collector Current (ma) C d - Distance (mm) s - Displacement (mm) Fig. 7 - Collector Current vs. Distance Fig. 8 - Relative Collector Current vs. Displacement V CE =5V I F = 2 ma PACKAGE DIMENSIONS in millimeters I Crel - Relative Collector Current d = mm V CE =5V I F = 2 ma Sensing Object d s For technical questions, contact: sensorstechsupport@vishay.com Document Number: Rev..7, 7-Aug-9

5 Legal Disclaimer Notice Vishay Disclaimer All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, Vishay ), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay s terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 9 Revision: 8-Jul-8