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 max46 .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 ................................... In nite 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) Temperature Coe cient ... 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) Standard or Modi ed (.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 Standard Packaging .....50 pcs. per tube 2 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. 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. *RoHS COMPLIANT VERSIONS AVAILABLE 3329 - 1/4 Round Trimpot Trimming Potentiometer Standard Resistance Table Packaging Speci cations 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 Meets EIA Speci cation 468. REV. 07/15 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.