t7 www.vishay.com vishay sfernice revision: 05-aug-13 1 document number: 51015 for technical questions, contact: sferpottrimmers@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 7 mm diameter miniature cermet trimmer a dust sealed plastic case pro tecting a quality cermet track guarantees high performanc e and proven reliability. adjustments are made easier by the clear scale readings. t7 is ideally suited to all industrial applications. features ? industrial grade ? 0.5 w at 70 c ? tests according to cecc 41100 or iec 60393-1 ? low temperature coeffi cient (100 ppm/k typical) ? wide resistance range (10 ? to 2.2 m ? ) ? easy to read scale ? 7 mm (0.275") diameter ? material categorization: for definitions of compliance please see www.vishay.com/doc?99912 dimensions in millimeters ( 0.5 mm) t7 ya t7 yb 7 0.5 a b c 4.5 min. 5.85 0.5 ? 4.1 0.5 2.54 0.5 2.54 0.5 0.3 0.5 0.55 0.5 2.54 0.5 a c b 0.6 2.54 90 2.54 0.3 0.5 4.5 min. 6 ? 4 ? 7
t7 www.vishay.com vishay sfernice revision: 05-aug-13 2 document number: 51015 for technical questions, contact: sferpottrimmers@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 electrical specifications resistive element cermet electrical travel 270 15 resistance range 10 ? to 2.2 m ? standard series e3 1 - 2.2 - 4.7 and on request 1 - 2 - 5 tolerance standard standard 20 % on request 10 % power rating linear 0.5 w at 85 c circuit diagram temperature coefficient see standard resistance element data limiting element voltage (linear law) 250 v contact resistance variation 3 % or 3 ? end resistance (typical) 1 ? dielectric strength (rms) 1000 v insulation resistance 10 6 m ? mechanical specifications mechanical travel 300 5 operating torque (max. ncm) 1.5 end stop torque (max. ncm) 3 unit weight (max. g) 0.5 terminals snag alloy (code e2) environmental specifications temperature range - 55 c to + 125 c climatic category 55/100/56 sealing ip64 for board cleaning, vishay recommands testing before usage. water immersion is forbidden. ultrasonic may cause component damage or failure. 0 20 40 100 125 140 85 70 0.25 0 0.50 ambient temperature in degrees celsius power in watt a c b cw (2) (3) (1)
t7 www.vishay.com vishay sfernice revision: 05-aug-13 3 document number: 51015 for technical questions, contact: sferpottrimmers@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 performances tests conditions typical values and drifts ? r t / r t (%) ? r 1-2 / r 1-2 (%) load life 1000 h at rated power 90'/30' - ambient temperature 70 c 3 % contact resistance variation: < 3 % rn 4 % climatic sequence phase a dry heat 100 c 2 % 3 % phase b damp heat phase c cold - 55 c phase d damp heat 5 cycles long term damp heat 56 days 2 % dielectric strength: 1000 v rms insulation resistance: > 10 4 m ? 3 % rapid temperature change 5 cycles - 55 c at + 125 c 1 % ? v 1-2 / ? v 1-3 ? 2 % shock 50 g - 11 ms 0.5 % 1 % 3 successive shocks in 3 directions vibration 10 hz to 55 hz 0.75 mm or 10 g during 6 h 0.5 % ? v 1-2 / ? v 1-3 ? 1 % rotational life 200 cycles 3 % contact resistance variation: < 3 % rn standard resistance element data standard resistance values linear law typical tcr - 55 c to + 125 c max. power at 85 c max. wo rking voltage max. wiper current ? wvmappm/c 10 0.5 2.2 224 100 22 0.5 3.3 150 47 0.5 4.8 103 100 0.5 7.0 70 220 0.5 10.5 47 470 0.5 15.3 32 1k 0.5 22.4 22 2.2k 0.5 33.2 15 4.7k 0.5 48.5 10 10k 0.5 70.7 7.0 22k 0.5 105 4.8 47k 0.5 153 3.2 100k 0.5 224 2.2 220k 0.28 250 1.1 470k 0.13 250 1.53 1m 0.06 250 0.25 2.2m 0.028 250 0.11 marking ? vishay trademark ?model ? ya or yb style ? ohmic value (in ? , k ? , m ? ) ? manufacturing date ?marking of terminal: 3
t7 www.vishay.com vishay sfernice revision: 05-aug-13 4 document number: 51015 for technical questions, contact: sferpottrimmers@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 packaging ? in box of 200 pieces, code b40 ? on request: in tube of 50 pieces, code t20 (tu50) ordering information (part number) model style ohmic value tolerance packaging code special number t7 ya yb x from 10 ? to 2.2 m ? 103 = 10k m = 20 % on request: k = 10 % b40 = box 200 pieces on request: t20 = tube 50 pieces (if applicable) given by vishay for custom design description (for information only) t7 ya 470k 20 % bo e2 model style value tolerance special packaging lead finish a474 b40 m 7y t
legal disclaimer notice www.vishay.com vishay revision: 02-oct-12 1 document number: 91000 disclaimer all product, product specifications and data are subject to change without notice to improve reliability, function or design or otherwise. vishay intertechnology, inc., its affiliates, agents, and employee s, and all persons acting on it s or their behalf (collectivel y, vishay), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any o ther disclosure relating to any product. vishay makes no warranty, repres entation or guarantee regarding the suitabilit y of the products for any particular purpose or the continuing production of any product. to the maximum extent permitted by applicable law, vi shay disclaims (i) any and all liability arising out of the application or use of any product, (ii) any and all liability, including without limitation specia l, consequential or incidental damages, and (iii) any and all i mplied warranties, including warra nties of fitness for particular purpose, non-infringement and merchantability. statements regarding the suitability of products for certain type s of applications are based on vishays knowledge of typical requirements that are often placed on vishay products in generic applications. such statements are not binding statements about the suitability of products for a particular application. it is the customers responsib ility to validate that a particu lar product with the properties descri bed in the product specification is suitable fo r use in a particular application. parameters provided in datasheets and/or specification s may vary in different applications an d performance may vary over time. all operating parameters, including typical pa rameters, must be validated for each customer application by the customers technical experts. product specifications do not expand or otherwise modify vish ays terms and condit ions of purchase, including but not limited to the warranty expressed therein. except as expressly indicate d in writing, vishay products are not designed for use in medical, life-saving, or life-sustaining applications or for any other application in which the failure of the vi shay product could result in personal injury or death. customers using or selling vishay products not expressly indicated for use in such applications do so at their own risk. pleas e contact authorized vishay personnel to ob tain written terms and conditions regarding products designed for such applications. no license, express or implied, by estoppel or otherwise, to any intellectual prope rty rights is granted by this document or by any conduct of vishay. product names and markings noted herein may be trad emarks of their respective owners. material category policy vishay intertechnology, inc. hereby certi fies that all its products that are id entified as rohs-compliant fulfill the definitions and restrictions defined under directive 2011/65/eu of the euro pean parliament and of the council of june 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment (eee) - recast, unless otherwis e specified as non-compliant. please note that some vishay documentation may still make reference to rohs directive 2002/95/ ec. we confirm that all the products identified as being compliant to directive 2002 /95/ec conform to directive 2011/65/eu. vishay intertechnology, inc. hereby certifi es that all its products that are identified as ha logen-free follow halogen-free requirements as per jedec js709a stan dards. please note that some vishay documentation may still make reference to the iec 61249-2-21 definition. we co nfirm that all the products identified as being compliant to iec 61249-2-21 conform to jedec js709a standards.
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