MODEL 45 NEW PRODUCT 1 4mm Square High Resolution - 15 Turn Surface Mount Cermet Trimming Potentiometer FEATURES AND BENEFITS • High resolution • Space saving SMD design for the most compact board designs • Sealed to withstand aggressive water wash • Long life - set and forget construction • BI quality and reliability • Available in top and side adjustment versions, J-Hook or gull wing termination ELECTRICAL 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 10 to 2Meg ±10% (<100 Ohms = ±20%) 300 Vdc or rms not to exceed power rating 100mA or within rated power, whichever is less 0.25 at 85°C derating to 0 at 150°C 1% or 2 Ohms, whichever is greater 15 600Vrms 1,000 Megohms Essentially infinite 1% or 3 Ohms, whichever is greater Fluorinert® is a registered trademark of 3M Company. Specifications subject to change without notice. Last update: 07/25/02. 1-25 Model 45 ENVIRONMENTAL Seal Temperature Coefficient, Maximum Operating Temperature Range Thermal Shock Moisture Resistance Shock, 6ms Sawtooth Vibration Rotational Life Load Life at 0.25 Watts Resistance to Solder Heat Temperature Exposure, Maximum Solderability 85°C Fluorinert® (No Leaks) ±100ppm/°C (<100 Ohms = ±250ppm/°C) –65°C to +150°C 5 cycles, –65°C to +150°C (2% ∆RT, 1% ∆VR) Ten 24 hour cycles (2% ∆RT, IR 10 Megohms Min.) 100G’s (1% ∆RT, 1% ∆VR) 20G’s, 10 to 2,000 Hz (1% ∆RT, 1% ∆VR) 200 cycles (3% ∆RT, 1% CRV) 1,000 hours at 85°C (2% ∆RT, 1% CRV) 260°C for 10 sec. (1% ∆RT) 215°C for 3 min. (1% ∆RT) Per MIL-STD-202, Method 208 MECHANICAL Mechanical Stops Torque, Starting Maximum Weight, Nominal Clutch action, both ends 3 oz.-in. (0.021 N-m) .01 oz. (0.3 grams) TOP ADJUSTMENT (Inch/mm) Model 45W Solderable .008±.003 3X Terminals .203±.076 .100 2.54 .025 3X .63 (1) (2) (3) .113 2.87 .190 4.83 .061 1.56 .200 5.08 Metal Adjustment Screw .056/1.42 Dia. with .020/.51 wide x .015/.38 deep slot .209 5.31 .022 .55 .138 .154 3.51 3.91 .039 3X .99 .063 1.60 STANDARD RESISTANCE VALUES, OHMS 10 20 50 100 200 500 1K 2K 5K 10K 20K 25K 1-26 50K 100K 200K 250K 500K 1Meg 2Meg Model 45 SIDE ADJUSTMENT (Inch/mm) 3X 1 Solderable .008±.003 3X Terminals .203±.076 Model 45J .025 .63 (1) .190 4.83 (2) .100 2.54 .061 1.56 .113 2.87 (3) .198 5.03 .180 4.57 Metal Adjustment Screw .056/1.42 Dia. with .020/.51 wide x .015/.38 deep slot .147 3.73 3X Model 45G 3X .032 .81 (1) .025 .63 .100 2.54 .190 4.83 (2) .061 1.56 .120 3.05 (3) .229 5.82 .180 4.57 Metal Adjustment Screw .056/1.42 Dia. with .020/.51 wide x .015/.38 deep slot .154 3.91 .008±.003 3X .203±.076 Solderable Terminals .024 .61 SOLDER PAD LAYOUT (Inch/mm) Model 45W .114 2.90 .079 2.01 3X .060 1.52 .051 2X 1.30 3X .100 2.54 Model 45J Model 45G .157 3.99 .205 5.21 .079 2.01 .079 2.01 3X 2X .051 1.30 1-27 .090 2.29 .051 1.30 .079 2.01 2X .051 1.30 .090 2.29 Model 45 EXTENDED SHAFT OPTION (Inch/mm) Available for all Model 45 pin styles: 45G, 45J, 45W .018±.007 0.46±.18 Style 45JE shown. PACKAGING Standard: Embossed Tape & Reel All units oriented with #1 pin to the right of the direction of feed. Tape Reel Option: Pin Style Width Sprocket Capacity Diameter = = = = 13” Reel G&J W 12 mm 16 mm 4 mm Pitch 4 mm Pitch 1,000 Units 1,000 Units 13” (330.2 mm) 7” Reel G&J W 12 mm 16 mm 4 mm Pitch 4 mm Pitch 500 Units 250 Units 7” (178 mm) Anti-Static Tubes All units oriented with #1 pin to same side. Magazine Capacity = 100 Units 1-28 Model 45 ORDERING INFORMATION 1 45 G R 10K LF XX* Model Series Pin Style Resistance Prefix Packaging Option: T7 = 7" Tape & Reel T13 = 13" Tape & Reel TB = Tubes RoHS Compliant Product Code - Optional Resistance Value 45 G E R 10K LF XX* Model Series Pin Style E = Extended Shaft Option * Packaging option must be specified. 1-29 Model 45