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| MODEL 84 1/4" Square Multiturn Surface Mount Cermet Trimming Potentiometer ELECTRICAL 1 Standard Resistance Range, Ohms Standard Resistance Tolerance Input Voltage, Maximum Slider Current, Maximum Power Rating, Watts End Resistance, Maximum Actual Electrical Travel, Turns, Nominal Dielectric Strength Insulation Resistance, Minimum Resolution Contact Resistance Variation, Maximum ENVIRONMENTAL 10 to 1Meg 10% 200 Vdc or rms not to exceed power rating 100mA or within rated power, whichever is less 0.25 at 85C derating to 0 at 150C 2 Ohms 12 900 Vrms 1,000 Megohms Essentially infinite 1% or 1 Ohms, whichever is greater Seal Temperature Coefficient, Maximum Operating Temperature Range Thermal Shock Moisture Resistance Shock, 6ms Sawtooth Vibration High Temperature Exposure Rotational Life Load Life at 0.5 Watts Resistance to Solder Heat Temperature Exposure, Maximum MECHANICAL 85C Fluorinert(R) (No Leaks) 100ppm/C (<100 Ohms = 250ppm/C) -65C to +150C 5 cycles, -65C to +150C (1% RT, 1% VR) Ten 24 hour cycles (1% RT, IR 100 Megohms Min.) 100G's (1% RT, 1% VR) 20G's, 10 to 2,000 Hz (1% RT, 1% VR) 250 hours at 150C (2% RT, 2% VR) 200 cycles (3% RT) 1,000 hours at 85C (2% RT) 260C for 10 sec. (1% RT) 215C for 3 min. (1% RT) Mechanical Stops Torque, Starting Maximum Weight, Nominal Fluorinert(R) is a registered trademark of 3M Company. Specifications subject to change without notice. Clutch action, both ends 3 oz.-in. (0.021 N-m) .014 oz. (.40 grams) 1-73 Model 84 TOP ADJUSTMENT (Inch/mm) SIDE ADJUSTMENT (Inch/mm) Model 84W .050 .010 1.27 0.25 .040 .010 1.02 0.25 .170 .015 4.32 0.38 C L .250 .020 6.35 0.51 .040 .015 1.02 0.38 Metal Adjustment Screw .070 .005 With 1.78 0.13 .020 Min. Wide x 0.51 .020 Min. Depth 0.51 Model 84X Standard Marking On This Surface ~ Standard Marking On This Surface .040 .010 1.02 0.25 ~ (1) (2) (3) 3x .040 .015 1.02 0.38 .050 .010 1.27 0.25 (1) .295 .015 7.49 0.38 3x .005 Min. 0.13 (2) (3) .040 .015 1.02 0.38 .100 2.54 .100 2.54 C L Recommended PCB Layout - Models 84W and 84X Terminal Pins: Solderable .018 .002 3x 0.46 .051 3x Housing: Molded Plastic .100 2.54 .100 2.54 C L .070 .015 1.78 0.38 3x .040 .015 1.02 0.38 (2) 3x (3) .110 .015 2.80 0.38 .295 .005 7.49 0.13 (1) Note: Model 84W dimensions applicable to all models except as noted. .100 .100 2.54 2.54 SIDE ADJUSTMENT (Inch/mm) Model 84P Recommend PCB Layout - Model 84P Standard Marking On This Surface 3x .105 .015 2.67 0.38 .100 2.54 C L (1) (1) (1) (2) (3) 3x .250 .020 6.35 0.51 .040 .015 1.02 0.38 .100 2.54 .100 2.54 (2) 3x .040 .015 1.02 0.38 .100 2.54 (3) 3x .125 .015 3.18 0.38 .040 .010 1.02 0.25 .210 .015 5.33 0.38 (2) (3) ~ .375 .015 9.53 0.13 1-74 Model 84 STANDARD RESISTANCE VALUES, OHMS 10 20 50 PACKAGING 100 200 500 1K 2K 5K 10K 20K 25K 50K 100K 200K 250K 500K 1Meg 1 Standard: Tubes All units oriented with #1 pin to same side. Pin Style Width Height Length Capacity Option: P 0.47"(11.93mm) 0.32"(8.13mm) 14.5"(368mm) 50 Units W/X 0.37"(9.39mm) 0.47"(11.93mm) 14.5"(368mm) 16.5"(429mm) 50 Units Magazine = = = = Embossed Tape & Reel (84P & 84W only) All units oriented with #1 pin to the right of the direction of feed. Pin Style Width Sprocket Capacity Diameter = = = = = P 16 mm 4 mm pitch 500 Units 13" (330 mm) W/X 24mm 4mm pitch 400 Units 13" (330mm) Tape Reel ORDERING INFORMATION Standard: Model Series Pin Style Resistance Prefix 84 P R 10K LF TR Packaging Option: TR = Tape & Reel (No code used for tubes) RoHS Compliant Product Code - Optional Resistance Value CIRCUIT DIAGRAM NOTES Metric equivalents, based on 1 inch = 25.4mm are rounded to the same number of significant figures as in the original English units and are provided for general information only. Tolerances unless otherwise specified: Linear = .01 inches (.25mm) Angular = 2 degrees (2) (1) CW (3) INCH mm 1-75 Model 84 |
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