Features This series is currently available but 9 mm Round / Single-Turn / Cermet not recommended for new designs. Industrial / Open Frame Top and single side (front) adjust Cross slot adjustment design Horizontal and vertical mounting styles RoHS compliant* Dust resistant/splash resistant covers For trimmer applications/processing guidelines, click here PC board stand-offs and retention feature 3309 - 9 mm Round Trimpot Trimming Potentiometer Electrical Characteristics Product Dimensions Standard Resistance Range 3309P-1 Top Adjust 3309W-1 Single Side (Front) Adjust ....................100 ohms to 2 megohms 9.0 .51 ADJ. (see standard resistance table) (.354 .020) CROSS SLOT Resistance Tolerance ........... 25 % std80 .15 WIDE Absolute Minimum Resistance (.031 .006) 11.5 .51 5.0 3.4 .15 ................. 2 % max. ( 2K = 30 ohms) X LONG (.453 .020) (.197) (.134 .006) 9.0 .51 Contact Resistance Variation 2.0 .15 ADJ. (.354 .020) X DEEP ..............................................3 % max. (.079 .006) CROSS SLOT Resolution ................80 .15 WIDE (.031 .006) 12.5 .51 Adjustment Angle ................. 235 nom. 11.0 .51 3.4 .15 (.492 .020) X LONG (.433 .020) (.134 .006) 8.0 .51 Environmental Characteristics 2.0 .15 (.315 .020) X DEEP (.079 .006) Power Rating (250 volts max.) MOUNTING 70 C ......................................0.5 watt 3 SURFACE Temperature Range ...-25 C to +100 C 4.0 1 (.157) ... 250 ppm/C 3 1 2 Load Life ................1,000 hours 0.5 watt 2.5 2.5 2 (.098) (.098) 70 C (5 % TR) 5.0 5.0 (.197) (.197) Physical Characteristics Mechanical Angle ..................260 10 Torque (Operating) .............5 oz-in. max. MOUNTING Stop Strength ...............11.0 oz -in. min. SURFACE Terminals .......................Solderable pins 6.35 .51 (.250 .020) Marking ...........................Manufacturers 2 4.0 trademark, resistance code (.157) 10.34 .51 Standard Packaging ....200 pcs. per bag 4.72 (.407 .020) 2 Adjustment Tool ..............................H-90 (.186) 2.5 Aqueous cleaning not recommended. SUGGESTED PWB LAYOUT (.098) SUGGESTED PWB LAYOUT Standard Resistance Table 1.2 .18 (.047 .007) 10.0 .18 DIA. 3 PLCS. Resistance Resistance 1.20 .18 2.5 .18 (.394 .007) (Ohms) Code (.047 .007) (.098 .007) DIA. 3 PLCS. 100 101 200 201 2.5 .18 500 501 (.098 .007) 1,000 102 5.0 .18 2.5 .18 (.197 .007) 2,000 202 (.098 .007) 5.0 .18 5,000 502 (.197 .007) 10,000 103 20,000 203 MM DIMENSIONS: 25,000 253 (INCHES) 50,000 503 0.25 TOLERANCES: EXCEPT WHERE NOTED 100,000 104 (.010) How To Order 200,000 204 250,000 254 3309 W - 1 - 103 500,000 504 WIPER 2 1,000,000 105 Model 2,000,000 205 Style CW CCW 3 1 Popular distribution resistance values listed in P = Top adjust CLOCKWISE boldface. W = Single side (front) adjust Rotor Style -1 = Standard Resistance Code REV. 05/18 *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Trimpot is a registered trademark of Bourns, Inc. Specications are subject to change without notice. Users should verify actual device performance in their specic WARNING Cancer and Reproductive Harm applications. 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