MODEL 83 1 1/4 Single Turn Surface Mount Cermet Trimming Potentiometer ELECTRICAL Standard Resistance Range, Ohms 10 to 1Meg Standard Resistance Tolerance 10%(<100 Ohms = 20%) Input Voltage, Maximum 200 Vdc or rms not to exceed power rating Slider Current, Maximum 100mA or within rated power, whichever is less Power Rating, Watts 0.5 at 70C derating to 0 at 150C End Resistance, Maximum 2 Ohms Actual Electrical Travel, Nominal 220 Dielectric Strength 400 Vrms Insulation Resistance, Minimum 100 Megohms Resolution Essentially infinite Contact Resistance Variation, Maximum 1% or 1 Ohms, whichever is greater ENVIRONMENTAL Seal 85C Fluorinert (No Leaks) Temperature Coefficient, Maximum 100ppm/C Operating Temperature Range 55C to +125C Thermal Shock 5 cycles, 55C to +125C (1% RT, 1% VR) Moisture Resistance Ten 24 hour cycles (1% RT, IR 1,000 Megohms Min.) Shock, 6ms Sawtooth 100Gs (1% RT, 1% VR) Vibration 20Gs, 10 to 2,000 Hz (1% RT, 1% VR) High Temperature Exposure 250 hours at 125C (2% RT, 2% VR) Rotational Life 200 cycles (3% RT) Load Life at 0.5 Watts 1,000 hours at 70C (2% RT) Resistance to Solder Heat 350C for 3 sec. (1% RT) 260C for 10 sec. (1% RT) 215C for 120 sec. (1% RT) MECHANICAL Mechanical Stops Solid Torque, Starting Maximum 3 oz.-in. (0.021 N-m) Weight, Nominal .03 oz. (0.85 grams) Fluorinert is a registered trademark of 3M Company. Specifications subject to change without notice. Model 83 1-69TOP ADJUSTMENT (Inch/mm) SIDE ADJUSTMENT (Inch/mm) Model 83P Model 83Y Electrical Adjustment .185 .005 .015 .110 .005 4.69 0.13 Max. Long X 0.38 2.79 0.13 .025 .005 Wide X 0.64 0.13 .270 .005 .035 .005 6.86 0.13 Deep Slot 0.89 0.13 Standard Marking Metal Housing This Surface .250 .015 Plastic Case 6.35 0.38 Dia355 .005 Electrical Adjustment Metal Housing 9.02 0.13 .110 .005 Long X .180 2.79 0.13 .210 4.57 .017 .003 .025 .005 5.30 Dia. Wide X 0.43 0.08 0.64 0.13 Terminal Pins .035 .005 .040 Deep Slot (3) Solderable (3) (2) (1) 0.89 .013 1.02 .017 .003 0.43 0.08 Dia. Solderable .060 Typ. Lead (3) 1.52 .160 .030 Max. 4.06 0.76 .100 .160 2.54 4.06 (3) (2) .071 .005 1.80 0.13 (1) .071 .005 .100 1.80 0.13 2.54 Recommended Solder Pad Layout Recommended Solder Pad Layout .340 .040 Typ. 8.64 1.02 (2) .100 (3) (1) 2.54 .240 (1) Typ. 6.10 (2) .040 .071 Typ100 1.02 1.80 (3) .071 2.54 .100 1.80 2.54 STANDARD RESISTANCE VALUES, OHMS 10 100 1K 10K 50K 250K 20 200 2K 20K 100K 500K 50 500 5K 25K 200K 1Meg Model 83 1-70