*R oH V SC AV ER OM AI SIO PL LA N IA BL S NT E Features Model 3296-LC2 is obsolete and not recommended for new designs. Model 3296 is preferred. ■ High Performance Series 3/8 ” Square / Multiturn / Cermet / Industrial / Sealed ■ Thin body profile ■ Sealed to withstand board washing processes ■ Low current applications <50 μA ■ Mounting hardware available 3296-LC2 - 3/8 ” Square Trimpot® Trimming Potentiometer Electrical Characteristics Standard Resistance Range .................... 500 ohms to 100K ohms (see standard resistance table) Resistance Tolerance ........... ±10 % std. Absolute Minimum Resistance ........................... 2 ohms or 1 % max. (whichever is greater) Contact Resistance Variation ......................................... 0.5 % max. Contact Resistance (D.C. mode) ......................................... 0.3 % max. D.C. Offset ........................... 0.5 % max. Adjustability Voltage .................................... ±0.1 % Resistance .............................. ±0.2 % Insulation Resistance ............... 500 vdc. 1,000 megohms min. Dielectric Strength Sea Level................................ 900 vac 70,000 feet ............................. 350 vac Adjustment Angle, Electrical ..........................................25 ±5 turns Environmental Characteristics Power Rating (400 volts max.) 85 °C ...................................... 0.5 watt 125 °C ....................................... 0 watt Temperature Range ... -55 °C to +125 °C Temperature Coefficient ... ±100 ppm/°C Humidity ...........80-90 %, RH, 10 cycles 2 % max. TRS, IR 10 megohms 0.2 % max. contact resistance shift Seal Test ......................85 °C Flourinert† Vibration .................... 20 G - 0.5 % VRS 0.2 % contact resistance shift Shock ...................... 100 G - 0.5 % VRS 0.2 % contact resistance shift Load Life @ 85 °C Rated Power ........................ 1,000 hours 3 % TRS, 0.2 % contact resistance shift - 0.5 % CRV Rotational Life ...... 200 cycles, 4 % TRS 0.2 % contact resistance shift Thermal Shock ..........................5 cycles 2 % TRS, 0.5 % VRS 0.2 % contact resistance shift Physical Characteristics Torque............................. 3.0 oz-in. max. Mechanical Stops ................. Wiper idles Terminals ................. Solderable PC pins Weight ....................................... 0.03 oz. Marking.........Manufacturer’s trademark, resistance code and date code Wiper .................................50 % ±10 % Flammability ..........................U.L. 94V-0 Standard Packaging .....50 pcs. per tube Adjustment Tool..............................H-90 Standard Resistance Table Product Dimensions Common Dimensions 10.03 (.395) 1.52 (.060) .38 MIN. (.015) 1.27 0.1 (.050 .004) 5.97 .89 (.235 .035) 2.54 (.100) .51 DIA. (.020) 3296P ADJ. SLOT 2.19 DIA. (.086) .56 WIDE X (.022) .76 DEEP X (.030) 2.54 (.100) Resistance (Ohms) 500 1,000 2,000 5,000 10,000 20,000 25,000 50,000 100,000 4.83 (.190) 9.53 (.375) 1.27 0.1 (.050 .004) Resistance Code 501 102 202 502 103 203 253 503 104 Shaded areas typically not stocked by distributors and not recommended for new designs. How To Order 2.54 (.100) 3296 W - LC2 - 103 LF 3 Model 2 1 Style 2.54 (.100) 5.23 (.206) Product Indicator Resistance Code 3296W 2.41 (.095) 2.54 (.100) 3 2 Terminations LF = 100 % Tin-plated (RoHS compliant) Blank = 90 % Tin / 10 % Lead-plated (Standard) Consult factory for other available options. 1 2.54 (.100) 3296X 2.54 (.100) 3 2 2.54 (.100) 2 CCW 1 2.41 (.095) WIPER 3 1 CW CLOCKWISE DIMENSIONS: TOLERANCES: ± 0.25 (.010) MM (INCHES) EXCEPT WHERE NOTED REV. 03/10 *RoHS Directive 2002/95/EC Jan 27 2003 including Annex. “Trimpot” is a registered trademark of Bourns, Inc. †“Fluorinert” is a registered trademark of 3M Co. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.