www.vishay.com for technical ques tions, contact: sf er@vishay.com document number: 51025 74 revision: 15-jan-08 t9 vishay sfernice 3/8" square multi-turn fully sealed container cermet trimmers features ? military and professional grade ? 0.5 w at 70 c ? cecc 41 101-004 (a, b, c, d, e) ? tests according to cecc 41 000 ? gam t1 ? fully sealed ? operating temperature range - 55 c to + 155 c ? wide ohmic range from 10 to 2m2 ? lead (pb)-free and rohs compliant note * to be measured at base level undergoes european quality assurance system (cecc) dimensions in millimeters ( 0.5 mm) t9xa (pm81a) a terminal spacing on a 2.54 pcb 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 9.7 max 5 max 1.2 0.2 t9xb (pm81b) c 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 t9ya (pm82a) b 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 t9yb (pm82b) d 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 t9z (pm83) e 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 5.2 max 5 1 ? 0.5 0.5 base level 1.2 0.1 1.3 0.1 9.7 max c b a rohs compliant
document number: 51025 for technica l questions, contact: sfer@vishay.com www.vishay.com revision: 15-jan-08 75 t9 3/8" square multi-turn fully sealed container cermet trimmers vishay sfernice 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 1 end resistance (typical) 1 dielectric strength (rms) 1000 v insulation resistance (500 vdc) 10 6 m mechanical specifications 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
www.vishay.com for technical ques tions, contact: sf er@vishay.com document number: 51025 76 revision: 15-jan-08 t9 vishay sfernice 3/8" square multi-turn fully sealed container cermet trimmers 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 w v ma ppm/c 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 printed: ? vishay trademark ? model ? style ? ohmic value (in , k , m ) ? tolerance (in %) ? manufacturing date ? marking of terminal c packaging ? in magazine pack by 50 pieces (tube) code tu50
document number: 51025 for technica l questions, contact: sfer@vishay.com www.vishay.com revision: 15-jan-08 77 t9 3/8" square multi-turn fully sealed container cermet trimmers vishay sfernice performances cecc 41100 requirements typical values and drifts tests conditions r t / r t (%) r 1-2 / r 1-2 (%) r t / r t (%) r 1-2 / r 1-2 (%) climatic sequence phase a dry heat 125 c phase b damp heat phase c cold - 55 c phase d damp heat 5 cycles 2 % 3 % 0.5 % 1 % long term damp heat 56 days 40 c, 93 % rh 2 % dielectric strength: 700 v insulation resistance: > 100 m 3 % 0.5 % dielectric strength: 1000 v insulation resistance: > 10 4 m 1 % rotational life 200 cycles 2 % contact res. variation: < 3 % rn - 2 % contact res. variation: < 1 % rn - load life 1000 h at rated power 90'/30' - ambient temp. 70 c 2 % contact res. variation: < 3 % rn 3 % 1 % contact res. variation: < 1 % rn 2 % rapid temperature change 5 cycles - 55 c to + 125 c 1.5 % v 1-2 / v 1-3 1 % 0.5 % v 1-2 / v 1-3 < 1 % shocks 50 g at 11 ms 3 successive shocks in 3 directions 1 % 2 % 0.1 % 0.2 % vibrations 10 to 55 hz 0.75 mm or 10 g during 6 h 1 % v 1-2 / v 1-3 2 % 0.1 % v 1-2 / v 1-3 < 0.2 % 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 474 = 470 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) t9 xa 470k 10 % tu e3 model style value tolerance special packaging special lead (pb)-free a474kt2 9 x t 0
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