MODEL 23A, B, S 1 4mm Square Sealed Single Turn Surface Mount Cermet Trimming Potentiometer ELECTRICAL Standard Resistance Range, Ohms Standard Resistance Tolerance Input Voltage, Maximum Power Rating, Watts End Resistance, Maximum Actual Electrical Travel, Nominal Dielectric Strength Insulation Resistance, Minimum Resolution Contact Resistance Variation, Maximum 10 to 2Meg 20% 200 Vdc or rms not to exceed power rating 0.25 at 70C derating to 0 at 125C 1% or 3 Ohms, whichever is greater 210 500 Vrms 100 Megohms Essentially infinite 1% or 3 Ohms, 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 0.25 Watts Resistance to Solder Heat 85C Fluorinert(R) (No Leaks) 100ppm/C (<200 Ohms, >1Meg = 250ppm/C) -55C to +125C 5 cycles, -55C to +125C (2% RT, 2% VR) Ten 24 hour cycles (3% RT) 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) 100 cycles (5% RT) 1,000 hours at 70C (3% RT, 1% VR) 260C for 10 sec. (1% RT) MECHANICAL Mechanical Stops Stop Strength, Minimum Torque, Maximum Weight, Nominal Solid 4 oz.-in. (300 gr-cm) 2 oz.-in. (150 gr-cm) .005 oz. (0.14 grams) Fluorinert(R) is a registered trademark of 3M Company. Specifications subject to change without notice. 1-9 Model 23A, B, S TOP ADJUSTMENT (Inch/mm) 1-10 Model 23A, B, S SIDE ADJUSTMENT (Inch/mm) 1 MODEL 23S (CROSS SLOT) & 23Z (STRAIGHT SLOT) 23Z 23S RECOMMENDED PCB LAYOUT (Inch/mm) 1-11 Model 23A, B, S STANDARD RESISTANCE VALUES, OHMS 10 20 50 100 200 500 1K 2K 5K 10K 20K 50K 100K 200K 500K 1Meg 2Meg PACKAGING Standard: Embossed Tape All units oriented with #2 (slider) terminal adjacent to sprocket holes. Tape Reel Pin Style Width Sprocket Capacity Diameter A,B 12 mm 4 mm Pitch 500 Units 7" (178 mm) = = = = S 12 mm 4 mm Pitch 200 Units 7" (178 mm) ORDERING INFORMATION 23 A R 10K LF TR Model Series Pin Style Resistance Prefix Resistance Value Packaging: TR = Tape & Reel RoHS Compliant Product Code - Optional CIRCUIT DIAGRAM NOTES (2) (1) English equivalents are based on 1 inch = 25.4mm and are provided for general information only. (3) INCH mm Tolerances unless otherwise specified: Linear = 0.3 mm (.01 inches) CW 1-12 Model 23A, B, S