Features 1/4 Round / Single-Turn / Cermet RoHS compliant* version available Industrial / Sealed For trimmer applications/processing 5 standard terminal styles guidelines, click here Tape and reel packaging available Listed on the QPL for style RJ50 per MIL-PRF-22097 and RJR50 per High-Rel MIL-PRF-39035 3329 - 1/4 Round Trimpot Trimming Potentiometer Electrical Characteristics Product Dimensions 3329H 3329P-DK9-RC Standard Resistance Range ADJ. SLOT ................................. 10 to 1 megohm 2.79 .038 DIA. (.110 ..001) (see standard resistance table) 2.54 .64 2.54 2 Resistance Tolerance ........... 10 % std. X WIDE (.100) (.025) (.100) 31 .38 .51 (closer tolerance available) 45 REF. X DEEP 6.35 .51 (.015) (.020) Absolute Minimum Resistance (.250 .020) 4.75 .................................... 1 % or 2 ohms 90 5 MIN. 5.79 (.187) 4.57 (whichever is greater) (.228) (.180) Contact Resistance Variation .46 .05 6.35 .51 (.018 .002) ........................ 3.0 % or 3 ohms max. .46 .05 (.250 .020) ADJ. SLOT DIA. TYP. (.018 .002) (whichever is greater) .43 .13 3.56 LONG (.017 .005) DIA. 3 PINS Adjustability (.140) .64 Voltage ..................................0.05 % 6.78 2.24 X WIDE 2 (.025) 3 (.267 .088) Resistance ............................0.15 % 1.02 1 X DEEP (.040) Resolution ................................... Insulation Resistance ...............500 vdc. 2.54 3329P 2.54 2.54 (.100) 2.54 1,000 megohms min. (.100) (.100) 13 (.100) Dielectric Strength 2.54 Sea Level................................ 600 vac (.100) 2 2.54 80,000 Feet ............................ 250 vac 6.78 2.24 (.100) (.267 .088) Adjustment Angle ................. 240 nom. MM DIMENSIONS: (INCHES) Environmental Characteristics 6.35 .51 0.25 (.250 .020) TOLERANCES: EXCEPT WHERE NOTED Power Rating 85 C (300 volts max.) (.010) 5.82 .25 ...............................................0.5 watt (.229 .010) Power Rating 150 C ................0 watt WIPER 2 5.08 3329S 6.60 6.10 Temperature Range ...-55 C to +150 C (.200) (.260) (.240) T ... 100 ppm/C CW CCW 3 1 8.38 .51 .38 Seal Test ......................85 C Fluorinert (.330 .020) (.015) CLOCKWISE Humidity .......MIL-STD-202 Method 103 96 hours .89 7.75 2.97 2.54 How To Order (3 % TR, 10 Megohms IR) (.035) (.305 .117) (.100) 2.54 3329 M - 1 - 103 LF Vibration ....... 30 G (1 % TR 1 % VR) 2.54 (.100) (.100) except P pin style Model 2 13 Shock ......... 100 G (1 % TR 1 % VR) Style 5.08 Load Life 3329W 6.10 6.60 (.200) (.240) ............1,000 hours 0.5 watt 85 C (.260) Product Indicator 8.38 .51 (3 % TR 3 % CRV) .38 -1 = Standard Product (.330 .020) (.015) Rotational Life .......................200 cycles -DK9 = Plastic Spacer (4 % TR 4 % CRV) Resistance Code 2.54 .89 7.75 2.97 (.100) (.035) Physical Characteristics (.305 .117) Packaging Designator 2.54 2.54 (.100) Blank = Tube (Standard) Mechanical Angle ................. 260 nom. (.100) 31 2 R = Tape and Reel (M and U Pin Styles Torque .............................5.0 oz-in. max. Only) Stop Strength .................5.0 oz -in. min. 5.08 3329X 6.10 A = Ammo Pack (M and U Pin Styles Only) 6.60 (.200) Terminals .......................Solderable pins (.240) (.260) Terminations Weight ....................................... 0.02 oz. 8.38 .51 .38 LF = 100 % Tin-plated (RoHS compliant) (.330 .020) Marking .........Manufacturers trademark, (.015) Blank = 90 % Tin / 10 % Lead-plated resistance code, date code, (Standard) manufacturers model number 2.54 .89 7.75 2.97 Consult factory for other available options. (.100) (.035) and style 2.54 (.305 .117) 2.54 (.100) Wiper ...............50 % (Actual TR) 10 % (.100) 13 Tape and reel material meets Antistatic ANSI/ Standard Packaging .....50 pcs. per tube 2 ESD 5541-2003 packaging standards. Adjustment Tool ..............................H-90 *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Fluorinert is a registered trademark of 3M Co. WARNING Specications are subject to change without notice. Users should verify actual device performance in their specic Cancer and Reproductive Harm applications. The products described herein and this do cument are subject to specic legal disclaimers as set forth on the www.P65Warnings.ca.gov last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. *RoHS COMPLIANT VERSIONS AVAILABLE 3329 - 1/4 Round Trimpot Trimming Potentiometer Standard Resistance Table SIDE ADJUST Resistance Resistance TOP ADJUST 3329M-1 (Ohms) Code 3329U-1 10 100 12.70 REF. 12.70 20 200 (.500) REF. 26.4 .76 (.500) 50 500 8.38 .51 (1.040 .030) 6.35 (.33 .02) 100 101 MAX. (.250) 200 201 500 501 1,000 102 2 24.38 0.76 2 3 3 1 2,000 202 1 (.960 .030) 18.034 0.762 5,000 502 (.71 .03) 10,000 103 20,000 203 18 .76 25,000 253 (.709 .030) 50,000 503 4.0 0.3 4.0 0.3 100,000 104 DIA. 18 + 1.0/ - 0.5 18 + 1.0/ - 0.5 (.157 .012) (.157 .012) 200,000 204 (.709 + .039/ .020) (.709 + .039/ .020) DIA. 250,000 254 12.70 + 0.3/ - 0.25 12.70 + 0.3/ - 0.25 500,000 504 (.500 + .012/ - .010) (.500 + .012/ - .010) 1,000,000 105 6.1 .25 6.35 .5 (.240 .010) Popular distribution resistance values listed in (.250 .020) boldface. Special resistances available. 3.43 .25 (.135 .010) 2.79 .25 (.110 .010) .457 .051 DIA. TYP. (.018 .002) 2.54 ALL PINS IN-LINE ON CENTER (.100) 2.54 ALL PINS IN-LINE ON CENTER MM (.100) DIMENSIONS: (INCHES) MM DIMENSIONS: (INCHES) 1000/REEL/BOX 1000/REEL/BOX REV. 05/16 Trimpot is a registered trademark of Bourns, Inc. Specications are subject to change without notice. Users should verify actual device performance in their specic applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.