Features 3 mm size meets EIA/EIAJ standard Recommended for re ow processing trimmer footprint Rotor design compatible with pick and place and automatic adjustment equipment RoHS compliant* - see processing information on RoHS compliant surface Supplied in 8 mm embossed tape, mount trimmers compatible with automatic assembly For trimmer applications/processing equipment guidelines, click here Rear adjust version available 3303 - 3 mm SMD Trimpot Trimming Potentiometer Electrical Characteristics Product Dimensions 3303W, X-3 3303C,D-1 Standard Resistance Range 3mm Open Frame 3-Terminal ......................100 ohms to 1 megohm for Reflow Soldering Both Sides Adjust (see standard resistance table) 3-Terminal 3.00 Resistance Tolerance ........... 25 % std. Low Profile (.118) Absolute Minimum Resistance 2.50 0.15 3.75 3.00 3.75 1K Ohms ................... 20 ohms max. (.148) (.098 .006) (.148) (.118) >1K Ohms ..................2 % max. of TR 2 1.85 1.85 Contact Resistance Variation . 5 % max. (.073) (.073) Resolution ................................... In nite .0.55 0.15 (.022 .006) 3.00 Adjustment Angle .................260 20 (.188) Environmental Characteristics ADJ SLOT 1.50 1.59 (.059) (.060) Resistance to Soldering Heat 2.50 .15 LONG (.098 .006) ...260 C, 10 seconds, TRS max. 5 % 1.90 1.90 .55 .15 Power Rating (50 VDC max.) (.075) 1 3 (.075) 1 2 3 X WIDE 2.80 (.022 .006) 70 C ....................................0.15 watt (.110) .30 .15 Temperature Range ...-40 C to +125 C 0.95 1.10 X DEEP 1.40 (.012 .006) MAX. (.037) Temperature Coe cient ... 250 ppm/C (.043) (.055) 1.55 0.31 Humidity ................................... 95 %RH (.061) (.012) 0.31 0.15 500 hours 1.35 (.012 .006) 0.51 TRS max..................................... 5 % (.020) (.053) Load Life 0.90 0.90 .......... 70 C rated power 500 hours (.035) (.035) TRS 5 % 1.31 0.99 Rotational Cycling .....................20 turns DIA. (.051) 0.80 (.039) TRS 15 % (.031) 0.90 0.90 Physical Characteristics 0.41 (.035) (.035) (.016) Torque ....................... 20-200 g-cm max. 0.95 1.19 (.037) Mechanical Angle ................ Continuous (.047) SUGGESTED PWB LAYOUT Marking ..................... Part marking code Standard Packaging 1.60 (.063) ............................... 2000 pcs./7 reel 0.90 0.90 Adjustment Tool ..............................H-90 (.035) (.035) 1.10 0.99 (.043) 1.50 (.039) Aqueous cleaning not recommended. 0.80 (.059) (.031) 0.56 0.56 (.022) (.022) How To Order 0.56 (.022) 0.80 3303 X - 3 - 103 E 1.20 (.031) (.047) Model 3.20 SUGGESTED PWB LAYOUT (.126) Style 1.40 2.30 (.055) Orientation of Parts In Tape: (.091) MM 1.10 Styles W, C -Terminals Toward DIMENSIONS: (INCHES) (.043) Sprocket Holes 1.80 1.10 DIA. 0.30 Styles X, D - Terminals Away (.071) TOLERANCES: EXCEPT WHERE NOTED (.043) (.012) From Sprocket Holes (preferred) WIPER 2 Standard or Modi ed Product Indicator CCW 3 CW 1 2.30 -1 = Single Slot 1.70 (.091) CLOCKWISE (C, D Pin Styles Only) (.067) -3 = Cross Slot Low Pro le 0.70 (.028) (W, X Pin Styles Only) 3.20 Resistance Code (.126) Embossed Tape Designator MM Consult factory for other available options. DIMENSIONS: (INCHES) *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. 0.38 Speci cations are subject to change without notice. TOLERANCES: EXCEPT WHERE NOTED (.015) The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their speci c applications. *RoHS COMPLIANT 3303 - 3 mm SMD Trimpot Trimming Potentiometer Packaging Speci cations Standard Resistance Table 2.00 0.20 MAX. Resistance Part Marking Resistance (.079 .008) (Ohms) Code Code 0.60 MAX. (.024) 100 12 101 200 22 201 500 52 501 1,000 13 102 2,000 23 202 3.50 0.10 5,000 53 502 (.138 .004) 10,000 14 103 4.00 0.010 20,000 24 203 (.157 .004) 50,000 54 503 100,000 15 104 4.00 0.10 200,000 25 204 (.157 .004) 500,000 55 504 2.00 0.05 1,000,000 16 105 (.078 .002) Popular distribution resistance values listed in boldface. Special resistances available. 3.30 0.20 (.130 .008) 1.75 0.10 3.99 0.20 (.069 .004) (.157 .008) 8.00 0.31 (.314 .012) TAPE 178.0 2.00 DIA. 1.20 0.50 (6.980 .078) (.047 .020) 50.03 MIN. DIA. (1.962) 8.89 1.52 12.95 0.51 DIA. (.350 .060) (.508 .020) REEL Meets EIA 481 MM DIMENSIONS: (INCHES) 0.25 TOLERANCES: EXCEPT WHERE NOTED (.010) REV. 04/14 Trimpot is a registered trademark of Bourns, Inc. Speci cations are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their speci c applications.