Features n Single-turn cermet/open-frame n 2 mm size meets EIA/EIAJ standard trimmer footprint n RoHS compliant* n For trimmer applications/processing guidelines, click here 2.2 (.087) 0.3 (.012) 0.45 1.1 (.018) (.043) TC42 - 2 mm SMD Trimpot Trimming Potentiometer 1.3 (.051) 1.5 (.059) Electrical Characteristics Product Dimensions Packaging Specifications Standard Resistance Range 2.2 1.5 0.45(.087) .......................... 100 ohms to 1 megohm (.059) 0.3 1.3 (.018) (see standard resistance table) (.051) (.012) 0.45 Resistance Tolerance ................25 % std. 1.1 (.018) 5.5 0.8 0.1 0.3 (.043) Absolute Minimum Resistance (.217) (.031 .004) (.012) 0.3 1K Ohms ....................... 20 ohms max. (.012) 8.00 > 1K Ohms ..................... 2 % max. of TR 1.3 (.315) (.051) Contact Resistance Variation ........ 5 % max. 1.75 0.1 3.25 0.05 1.5 (.069 .004) (.128 .002) Resolution...................... Essentially infinite (.059) 3.0 Adjustment Angle...................... 240 20 (.118) 1.5 0.45 (.059) Environmental Characteristics 1.3 (.018) DIA. Power Rating (50 VDC max.) (.051) 1.55 0.05 (.061 .002) 70 C .......................................... 0.1 watt 5.5 1.0 0.8 0.1 0.3 (.217) (.039) (.031 .004) (.012) Temperature Range ........-40 C to +100 C 1.15 0.3 2 (.012) (.045) Temperature Coefficient ........250 ppm/C 8.00 4.0 0.1 0.6 (.315) Humidity........... +40 C 2 C, 90-95 % RH (.157 .004) (.024) 1.75 0.1 4.0 0.13.25 0.05 TRS Max...........................................5 % (.157 .004) (.069 .004) (.128 .002) Load Life .... 70 C rated power 1000 hrs. 3.0 TRS 5 % (.118) 2.0 0.1 2.8 (.079 .004) Rotational Cycling....20 cycles, TRS 10 % (.110) Moisture Sensitivity Level ..................... N/A 1.0 DIA. ESD Classification (HBM) .........................2 (.039) 1.55 0.05 (.061 .002) 3 1 1.0 0.7 (.039) (.028) 1.15 Physical Characteristics 2 1.9 (.045) (.075) 4.0 0.1 Torque.................... 0.49 - 7.84 mN-m max. 0.6 (.157 .004) (.024) Mechanical Angle ........Continuous rotation 4.0 0.1 (.157 .004) Marking ..........................Part marking code 9.0 1.0 Standard Packaging ....... 3000 pcs./7 reel (.354 .039) (1) 2.0 0.1 Adjustment Tool ........................ See note 2.8 (.079 .004) 11.4 1.0 1.0 Pushing Static Force ....................... <4.9 N (.110) (.449 .039) (.039) 1.0 180.0 -3/+0 0.6 (.039) (7.09 -.118/+0) (1) Use an adjustment tool with the following (.024) 1.3 3 1 0.7 recommended measurements: (.051) (.028) 1.2 mm (.047 in.) blade slot 1.9 (.075) 0.2 mm (.008 in.) slot width The recommended adjustment tool size is 1.8 not available from Bourns. Please contact (.071) 1.0 a Bourns representative for further Recommended Land Pattern 9.0 1.0 (.039) information. (.354 .039) 0.7 11.4 1.0 1.0 (.028) (.449 .039) Cautions (.039) 1.9 180.0 -3/+0 0.6 (.075) (7.09 -.118/+0) Aqueous cleaning not recommended 1.3 (.024) (.051) Flow soldering not recommended use reflow soldering Model TC42 is not designed to be used 1.8 60.0 -0/+1.0 DIA. with flux - use care with flux when (.071) (2.362 -0/+.039) 1.0 soldering (.039) It is not recommended to adjust the Model 0.7 MM DIMENSIONS: TC42X-2 past the effective rotary angle. (.028) (INCHES) 1.9 If an excessive force is applied to the (.075) 0.3 TOLERANCES: EXCEPT WHERE NOTED sliding part (the operating shaft) when (0.01) adjusting the resistance value, the sliding part may be deformed or broken. WIPER 2 60.0 -0/+1.0 Trimpot is a registered trademark of Bourns, Inc. DIA.CW CCW 3 1 (2.362 -0/+.039) Specifications are subject to change without notice. CLOCKWISE Users should verify actual device performance in their specific applications. The products described herein WARNING Cancer and and this document are subject to specific disclaimers Reproductive Harm as set forth on the last page of this document, and at www.P65Warnings.ca.gov *RoHS Directive 2015/863, Mar. 31, 2015 and Annex www.bourns.com/legal/disclaimer.pdf. TC42 - 2 mm SMD Trimpot Trimming Potentiometer How To Order Recommended Storage Conditions Standard Resistance Table TC42 X - 2 - 103 E Temperature ......................+5 C to +35 C Resistance Resistance (Ohms) Code Model Humidity.......................... 45 % to 85 % RH 100 101 200 201 Style 500 501 Standard Product Indicator 1,000 102 2,000 202 -2 = Cross Slot Rotor 5,000 502 10,000 103 Resistance Code 20,000 203 Embossed Tape Designator 50,000 503 100,000 104 E = 3000 pcs./7 Reel (Standard) 200,000 204 Tape and reel material meets Antistatic ANSI/ 500,000 504 1,000,000 105 ESD 5541-2003 packaging standards. Popular distribution values listed in boldface. Recommended Reflow Solder Profile 260 C (MAX.) 230 C 150 C (REF.) 10 SEC. (MAX.) ROOM TEMPERATURE 70 SEC. 40 SEC. (REF.) (MAX.) 180 SEC. (REF.) ENTRANCE EXIT Time (Seconds) Asia-Pacific: Tel: +886-2 2562-4117 Email: asiacus bourns.com EMEA: Tel: +36 88 885 877 Email: eurocus bourns.com The Americas: Tel: +1-951 781-5500 Email: americus bourns.com www.bourns.com REV. 08/19 Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific disclaimers as set forth on the last page of this document, and at www.bourns.com/legal/disclaimer.pdf. Temperature (C)