Features RoHS compliant* 9 mm Round / Single-Turn / Cermet Industrial / Open Frame For trimmer applications/processing Top and single side (front) adjust guidelines, click here Cross slot adjustment design Horizontal and vertical mounting styles Dust resistant/splash resistant covers 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 (see standard resistance table) ADJ. (.354 .020) CROSS SLOT Resistance Tolerance ........... 25 % std80 .15 Absolute Minimum Resistance WIDE (.031 .006) 11.5 .51 ................. 2 % max. (2K = 30 ohms) 5.0 3.4 .15 X LONG (.453 .020) (.197) (.134 .006) Contact Resistance Variation .. 3 % max. 9.0 .51 2.0 .15 ADJ. (.354 .020) X DEEP Resolution ................. Essentially in nite (.079 .006) CROSS SLOT Adjustment Angle ................. 235 nom80 .15 WIDE (.031 .006) 12.5 .51 11.0 .51 Environmental Characteristics 3.4 .15 (.492 .020) X LONG (.433 .020) (.134 .006) 8.0 .51 Power Rating (250 volts max.) 2.0 .15 (.315 .020) X DEEP (.079 .006) 70 C ......................................0.5 watt Temperature Range ...-25 C to +100 C MOUNTING 3 SURFACE Temperature Coef cient ... 250 ppm/C 4.0 1 (.157) Load Life ................1,000 hours 0.5 watt 3 1 2 70 C (5 % TR) 2.5 2.5 2 (.098) (.098) 5.0 5.0 Physical Characteristics (.197) (.197) Mechanical Angle ..................260 10 Torque (Operating) .............5 oz-in. max. Stop Strength ...............11.0 oz -in. min. Terminals .......................Solderable pins MOUNTING SURFACE Marking ...........................Manufacturers 6.35 .51 trademark, resistance code (.250 .020) 2 4.0 Standard Packaging ....200 pcs. per bag (.157) 10.34 .51 Adjustment Tool ..............................H-90 4.72 (.407 .020) 2 (.186) Aqueous cleaning not recommended 2.5 SUGGESTED PWB LAYOUT (.098) Standard Resistance Table SUGGESTED PWB LAYOUT Resistance Resistance 1.2 .18 (Ohms) Code (.047 .007) 10.0 .18 DIA. 3 PLCS. 1.20 .18 100 101 2.5 .18 (.394 .007) (.047 .007) 200 201 (.098 .007) DIA. 3 PLCS. 500 501 1,000 102 2.5 .18 2,000 202 (.098 .007) 5,000 502 5.0 .18 2.5 .18 (.197 .007) 10,000 103 (.098 .007) 5.0 .18 20,000 203 (.197 .007) 25,000 253 50,000 503 MM DIMENSIONS: 100,000 104 (INCHES) 200,000 204 0.25 TOLERANCES: EXCEPT WHERE NOTED 250,000 254 (.010) How To Order 500,000 504 1,000,000 105 3309 W - 1 - 103 2,000,000 205 WIPER Model 2 Popular distribution resistance values listed in Style boldface. CW CCW 3 1 P = Top adjust CLOCKWISE W = Single side (front) adjust Rotor Style -1 = Standard Resistance Code REV. 08/10 *RoHS Directive 2002/95/EC Jan 27 2003 including Annex. Trimpot is a registered trademark of Bourns, Inc. Speci cations are subject to change without notice. Customers should verify actual device performance in their speci c applications. *RoHS COMPLIANT