MODEL 72 1 3/8" Square Single Turn Cermet Trimming Potentiometer ELECTRICAL Standard Resistance Range, Ohms Standard Resistance Tolerance Input Voltage, Maximum Slider Current, Maximum Power Rating, Watts End Resistance, Maximum Actual Electrical Travel, Nominal Dielectric Strength Insulation Resistance, Minimum Resolution Contact Resistance Variation, Maximum 10 to 2Meg 10% (<100 Ohms = 20%) 200 Vdc or rms not to exceed power rating 100mA or within rated power, whichever is less 0.5 at 85C derating to 0 at 125C 2 Ohms 244 900 Vrms 1,000 Megohms Essentially infinite 1% or 1 Ohm, whichever is greater ENVIRONMENTAL 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 85C Fluorinert(R) (No Leaks) 100ppm/C -55C to +125C 5 cycles, -55C to +125C (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 125C (2% RT, 2% VR) 200 cycles (3% RT) 1,000 hours at 70C (2% RT) 260C for 10 sec. (1% RT) MECHANICAL Mechanical Stops Torque, Starting Maximum Weight, Nominal Solid 3 oz.-in. (0.021 N-m) .025 oz. (0.70 grams) Fluorinert(R) is a registered trademark of 3M Company. Specifications subject to change without notice. 1-55 Model 72 TOP ADJUSTMENT (Inch/mm) Model 72P Model No., Resistance Value And Date Code marked on side .187 .015 4.75 .38 3 1 Electrical Adjustment .13 .005/3.3 .13 Long x .03 .003/.76 .08 Wide x .038 .005/.96 .13 Deep O.021 .003/.53 .08 Solderable Terminals 2 .100 .010 2.5 .3 .375 .015 9.53 .38 .187 .015 4.75 .38 .100 .010 2.5 .3 .100 .010 2.5 .3 .375 .015 9.53 .38 .180 Min. 4.6 Standoffs .015 .002 .38 .05 .187 .015 4.75 .38 .206 .015 5.23 .38 Note: Model 72P dimensions applicable to all other models except as noted. Model 72PL Model 72PM .015 .010 .38 .3 .100 .010 2.5 .3 .187 .015 4.75 .38 .187 .015 4.75 .38 3 2 .100 .010 2.5 .3 3 .100 .010 2.5 .3 .10 .010 2.5 .3 .100 .010 2.5 .3 .187 .015 4.75 .38 .200 .010 5.1 .3 Model 72RP .015 .010 .38 .3 .150 .010 3.8 .3 2 1 Model 72PX, 72RPX 3 2 1 .100.010 2.5.3 .160.015 4.6.38 .187.015 4.75.38 1 2 .150 .010 3.8 .3 .100.010 2.5.3 .187 .015 4.75 .38 3 1 .100.010 2.5.3 Model 72RPX - Terminals 1 and 3 are reversed 1-56 Model 72 SIDE ADJUSTMENT (Inch/mm) 1 Model 72XL, 72RXL, 72RW Model 72X, 72RX .017 .003 .43 .08 Standoffs .386 9.80 3 2 .187 .015 4.75 .38 .100 .010 2.5 .3 .017 .003 .43 .08 Standoffs 1 .100 .010 2.5 .3 .100 .010 2.5 .3 .100 .010 2.5 .3 3 2 .187 .015 4.75 .38 .050 .015 1.27 .38 72XL, 72RXL .140 .015 3.56 .38 1 .100 .010 2.5 .3 72RW .100 .015 2.5 .38 Model 72RXL And 72RW - Terminals 1 and 3 are reversed Model 72RX - Terminals 1 and 3 are reversed Model 72XW, 72RXW .017 .003 .43 .08 Standoffs 3 2 .150 .010 3.8 .3 1 .150 .010 3.8 .3 .187 .015 4.75 .38 .140 .015 3.56 .38 Model 72RXW - Terminals 1 and 3 are reversed 1-57 Model 72 EXTENDED ROTOR OPTION (Inch/mm) ADJUSTMENT KNOB OPTION (Inch/mm) Available for all Model 72 pin styles: Available options: 72PE, 72PLE, 72PME, 72PXE, 72RPXE, 72XE, 72RXE, 72XLE, 72RXLE, 72RWE, 72XWE, 72RXWE 72XT- Side Adjustment (See 72X for Pin Configuration) 72PT- Top Adjustment (See 72P for Pin Configuration) .310.031 7.870.79 Electrical Adjustment .14 .005/3.56 .13 Dia. x .04 .003/1.02 .08 Wide x .063 .005/1.60 .13 Deep Slot O.330 .01 8.38 .13 Adjustment Knob Slot .220 .005/5.59 .13 Long x .040 .005/1.02 .13 Wide x .045 .005/1.14 .13 Min. Depth .410 .02 10.41 .51 .206 .015 5.23 .38 72PT Shown - Dimensions applicable to 72XT STANDARD RESISTANCE VALUES, OHMS 10 20 50 100 200 500 1K 2K 5K 10K 20K 25K 1-58 50K 100K 200K 250K 500K 1Meg 2Meg Model 72 PACKAGING 1 Standard: Boxes Capacity Option: 100 Units Tubes All units oriented with #1 pin to same side. Magazine Option: = Pin Style Width Height Length Capacity = = = = P, PM 0.47" 0.54" 20.5" 50 Units X, XL, XW, RW 0.29" 0.76" 20.1" 50 Units Tape & Reel, Ammo Pack (Available only for 72RW only) All units oriented with #1 pin to the right of the direction of feed. Tape Reel Ammo Seat Plane to Centerline of Sprocket Hole Width Sprocket Capacity Diameter Tape Fold Box = = = = = = = .71" (18.03 mm) 18 mm Single Hole .50" spacing 1,000 Units 14" (356mm) 12" (305mm) 1.8" x 13" x 10" (46mm x 330mm x 254mm) 1-59 Model 72 ORDERING INFORMATION Standard: 72 P R 10K LF RoHS Compliant Product Code - Optional Resistance Value Resistance Prefix Model Series Pin Style Option: 72 W R 10K LF TB Packaging Option: TB = Tubes (Pin styles P, PM, X, XL, XW, RW) RoHS Compliant Product Code - Optional Pin Style Option: 72 RW F R 10K LF TR Packaging Option: AP = Ammo pack TR = Tape & Reel (Pin style RW only) RoHS Compliant Product Code - Optional Pin Style Pin Style Suffix: (Used with AP and TR packaging options. Applicable to pin style RW only. "F" designates 0.70" lead length.) Option: 72 X T R 10K LF RoHS Compliant Product Code - Optional Pin Style Adjustment Options: T = Knob Option Applicable to pin style X & P only. E = Extended Rotor Option Applicable to all pin styles. NOTES CIRCUIT DIAGRAM 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. (2) (1) (3) CW INCH mm Tolerances unless otherwise specified: Linear = .01 inches (.25mm) Angular = 2 degrees 1-60 Model 72 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: BI Technologies: 72XWR50 72XWR100KLF 72XWR10KLF 72XWR1KLF 72XWR20LF 72XWR200LF 72XWR200KLF 72XWR20KLF 72XWR20LFTB 72XWR50LF 72XWR500KLF 72XWR50KLF 72XWR5KLF 72RXLER100KLF TT electronics: 72XLR50LF TT Electronics: 72PXR1KLF 72RXWR25KLF 72XWR2KLF 72PLR100KLF 72PLR1MEGLF 72PLR20KLF 72PR100KLFTB 72PR1KLFTB 72PR1MEGLF 72PR200KLFTB 72PR20KLFTB 72PR500LFTB 72PR50KLFTB 72PTR10KLF 72PTR1MEGLF 72PTR250KLF 72PTR2KLF 72PTR500LF 72RPR1KLF 72RPR1MEGLF 72RPXR1MEGLF 72RPXR20KLF 72RPXR50KLF 72RWR10KLF 72RWR5KLF 72RXLR20KLF 72RXLR5KLF 72RXR100LF 72RXR10KLF 72RXR1MEGLF 72RXR2KLF 72RXR5KLF 72XLR100LF 72XLR10KLF 72XLR1KLF 72XLR200KLFTB 72XLR20KLF 72XLR500LF 72XLR5KLF 72XTR1MEGLF 72XTR20KLF 72XWR100LF 72XWR25KLF 72XWR500LF 7221R1KL.25 72PR20KLF 72PMR10KLF 72XR250KLF 72PR250KLF 72XR50KLF 72PMR2MLF 72PMR2KLF 72PMR200KLF 72PMR20KLF 72PMR100LF 72PMR20LF 72PMR50LF 72XR500LF 72PR200LF 72PMR200LF 72PR50KLF 72PR1MLF 72XR200KLF 72PR200KLF 72PMR25KLF 72PR100LF 72PR25KLF 72PR1KLF 72XR200LF 72PR10LF 72PMR250KLF 72PR10KLF 72PMR500KLF 72XR20KLF 72PR500LF 72PMR100KLF 72XR500KLF 72PR500KLF 72PR50LF 72XR50LF 72XR100KLF 72PR100KLF 72XR1KLF 72XR2MLF 72PR2KLF 72XR1MLF 72PMR10LF 72XR10KLF 72PMR50KLF 72XR2KLF 72PR2MLF 72XR20LF 72PMR1MLF 72XR100LF 72XR25KLF 72PMR1KLF 72XR10LF 72PR20LF 72PMR500LF 72PR5KLF