IA NT Features ■ RoHS compliant* oH S CO M PL ■ 9 mm Round / Single-Turn / Cermet *R ■ ■ ■ ■ ■ Industrial / Open Frame Top and single side (front) adjust 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 Trimming Potentiometer Electrical Characteristics Standard Resistance Range ....................100 ohms to 2 megohms (see standard resistance table) Resistance Tolerance ........... ±25 % std. Absolute Minimum Resistance ................. 2 % max. (≤2K = 30 ohms) Contact Resistance Variation .. 3 % max. Resolution ................. Essentially infinite Adjustment Angle ................. 235 ° nom. Product Dimensions 3309P-1 Top Adjust 9.0 ± .51 (.354 ± .020) 11.5 ± .51 (.453 ± .020) 5.0 (.197) ADJ. CROSS SLOT .80 ± .15 (.031 ± .006) 3.4 ± .15 X (.134 ± .006) 2.0 ± .15 X (.079 ± .006) Environmental Characteristics Power Rating (250 volts max.) 70 °C ...................................... 0.5 watt Temperature Range ... -25 °C to +100 °C Temperature Coefficient ... ±250 ppm/°C Load Life................1,000 hours 0.5 watt @ 70 °C (5 % ΔTR) Physical Characteristics Mechanical Angle ..................260 °±10 ° Torque (Operating) ............. 5 oz-in. max. Stop Strength ............... 11.0 oz -in. min. Terminals .......................Solderable pins Marking........................... Manufacturer’s trademark, resistance code Standard Packaging ....200 pcs. per bag Adjustment Tool..............................H-90 3309W-1 Single Side (Front) Adjust ADJ. CROSS SLOT .80 ± .15 (.031 ± .006) WIDE 3.4 ± .15 X LONG (.134 ± .006) 2.0 ± .15 X (.079 ± .006) DEEP 9.0 ± .51 (.354 ± .020) WIDE LONG 12.5 ± .51 (.492 ± .020) 8.0 ± .51 (.315 ± .020) 11.0 ± .51 (.433 ± .020) DEEP MOUNTING SURFACE 3 4.0 (.157) 1 3 2.5 (.098) 1 2 5.0 (.197) 2 2.5 (.098) 5.0 (.197) MOUNTING SURFACE 6.35 ± .51 (.250 ± .020) 2 4.0 (.157) 10.34 ± .51 (.407 ± .020) 4.72 (.186) 2 Aqueous cleaning not recommended 2.5 (.098) SUGGESTED PWB LAYOUT Standard Resistance Table Resistance (Ohms) 100 200 500 1,000 2,000 5,000 10,000 20,000 25,000 50,000 100,000 200,000 250,000 500,000 1,000,000 2,000,000 Resistance Code 101 201 501 102 202 502 103 203 253 503 104 204 254 504 105 205 Popular distribution resistance values listed in boldface. SUGGESTED PWB LAYOUT 1.2 ± .18 (.047 ± .007) DIA. 3 PLCS. 10.0 ± .18 (.394 ± .007) 2.5 ± .18 (.098 ± .007) 2.5 ± .18 (.098 ± .007) 5.0 ± .18 (.197 ± .007) 5.0 ± .18 (.197 ± .007) 2.5 ± .18 (.098 ± .007) MM (INCHES) DIMENSIONS: TOLERANCES: ± 1.20 ± .18 (.047 ± .007) DIA. 3 PLCS. 0.25 (.010) EXCEPT WHERE NOTED How To Order 3309 W - 1 - 103 2 CCW WIPER Model 3 1 CLOCKWISE CW Style P = Top adjust W = Single side (front) adjust Rotor Style -1 = Standard Resistance Code REV. 03/09 *RoHS Directive 2002/95/EC Jan 27 2003 including Annex. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications