document number: 51026 for technica l questions, contact: sfer@vishay.com www.vishay.com revision: 23-nov-07 73 t93 vishay sfernice 3/8" square multi-turn cermet trimmers the t93 is a small size trimmer - 3/8" x 3/8" x 3/16" - answering pc board mounting requirements. five versions are available which differ by the position of the control screw in relation to the pc board plane and by the spacing of the terminals. excellent operational stability is provided by the use of a cermet element. features ? industrial grade ? 0.5 w at 70 c ? tests according to cecc 41 000 ? contact resistance variation < 1 % ? lead (pb)-free and rohs compliant note * to be measured at base level rohs compliant dimensions in millimeters ( 0.5 mm) 2.3 0.2* 2.54 2.54 slot 0.6 x 0.6 9. 8 max 5 1 ? 0.5 a b c 1.3 ? 2.2 7.9 0.2 0.5 a b c t93xa 9.7 max 5 max 1.2 0.2 t erm i na l s pac i ng on a 2.54 pcb 0.6 0.2* 2.54* 2.54* slot 0.6 x 0.6 2.54 9. 8 max 5 1 ? 0.5 a b c 1.3 ? 2.2 7.9 0.2 0.5 9.7 max 5 max 1.2 0.2 a b c t93xb 2.3 0.2* 2.54* 2.54* 9. 8 max 5 1 ? 0.5 a b c slot 0.6 x 0.6 ? 2.2 1.3 0.5 9.7 max 5 max 1.2 0.1 1.6 0.1 a b c t93ya 0.6 0.2* 2.54* 2.54* 2.54 9. 8 max 5 1 a slot 0.6 x 0.6 ? 2.2 1.3 ? 0.5 b c 0.5 9.7 max 5 max 1.2 0.1 1.6 0.1 a b c t93yb 4. 8 0.2* slot 0.6 x 0.6 2.54* 2.54* 2.54* 9.7 max 1.3 ? 2.2 c b a t93z 5.2 max 5 1 ? 0.5 0.5 base level 1.2 0.1 1.3 0.1 9.7 ma x c b a
www.vishay.com for technical ques tions, contact: sf er@vishay.com document number: 51026 74 revision: 23-nov-07 t93 vishay sfernice 3/8" square multi- turn cermet trimmers electrical specifications resistive element cermet electrical travel 21 turns 2 resistance range 10 to 2.2 m standard series e3 1 - 2.2 - 4.7 and on request 1 - 2 - 5 tolerance standard 10 % on request 5 % power rating linear 0.5 w at + 70 c logarithmic not applicable temperature coefficient see standard resistance element table limiting element voltage (linear law) 250 v contact resistance variation 2 % rn or 2 end resistance (typical) 1 dielectric strength (rms) 1000 v insulation resistance (500 vdc) 10 6 m mechanical sp ecifications mechanical travel 23 turns 5 operating torque (max. ncm) 1.5 end stop torque clutch action net weight approx. 0.82 g wiper (actual travel) positioned at approx. 50 % environmental specifications temperature range - 55 c to + 155 c climatic category 55/125/56 sealing fully sealed - container ip67 0 50 100 155 0.5 0 ambient tempera ture in c power in w 70 125 25 a (1) b (2) c (3) cw circuit diagram
document number: 51026 for technica l questions, contact: sfer@vishay.com www.vishay.com revision: 23-nov-07 75 t93 3/8" square multi-turn cermet trimmers vishay sfernice standard resistance element data standard resistance values linear law typical tcr - 55 c + 125 c max. power at 70 c max. working voltage max. cur. through wiper wv mappm/3c 10 22 47 100 220 470 1k 2.2k 4.7k 10k 22k 47k 100k 220k 470k 1m 2.2m 0.5 0.5 0.28 0.13 0.06 0.028 2.2 3.3 4.8 7 10.5 15.3 22.4 33.2 48.5 70.7 105 153 224 250 250 250 250 224 150 103 70 47 32 22 15 10 7 4.8 3.2 2.2 1.1 0.53 0.25 0.11 100 marking ? vishay trademark ? model ? style ? ohmic value (in , k , m ) ? tolerance (in %) ? manufacturing date ? marking of terminal 3 packaging ? in magazine pack by 50 pieces (tube) code tu50 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 temp. 70 c 1 % contact res. variation: < 1 % rn 2 % climatic sequence phase a dry heat 125 c - 30 % pr phase b damp heat phase c cold - 55 c phase d damp heat 5 cycles 0.5 % 1 % long term damp heat 56 days 40 c, 93 % rh 0.5 % dielectric strength: 1000 v rms insulation resistance: > 10 4 m 1 % rapid temperature change 5 cycles - 55 c at + 125 c 0.5 % v 1-2 / v 1-3 1 % shock 50 g at 11 ms 3 successive shocks in 3 directions 0.1 % 0.2 % vibration 10 to 55 hz 0.75 mm or 10 g during 6 h 0.1 % v 1-2 / v 1-3 0.2 % rotational life 200 cycles 4 % contact res. variation: < 1 % rn -
www.vishay.com for technical ques tions, contact: sf er@vishay.com document number: 51026 76 revision: 23-nov-07 t93 vishay sfernice 3/8" square multi- turn cermet trimmers sap ordering information (part number 15 digits) model style ohmic value tolerance packaging special number xa xb ya yb z from 10 to 2.2 m 224 = 220 k k = 10 % on request j = 5 % t20 = tube 50 pieces (if applicable) given by vishay for custom design part number description (for information only) t93 xa 220k 10 % tu50 e3 model version value tolerance special packaging lead (pb)-free a224kt2 3 t x 9 0
document number: 91000 www.vishay.com revision: 18-jul-08 1 disclaimer legal disclaimer notice vishay 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 fo r any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. vishay disclaims any and all li ability arising out of the use or application of any product describ ed herein or of any information provided herein to the maximum extent permit ted by law. the product specifications do not expand or otherwise modify vishay?s terms and conditions of purcha se, 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 medi cal, 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.
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