Features n 1/4 Round / Single-Turn / Cermet n RoHS compliant* version available Industrial / Sealed n For trimmer applications/processing n 5 standard terminal styles guidelines, click here n Tape and reel packaging available n 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 Standard Resistance Range 3329H 3329P-DK9 ADJ. SLOT ................................. 10 to 1 megohm 2.79 .038 DIA. (see standard resistance table) (.110 .001) 2.54 2.54 .64 Resistance Tolerance ........... 10 % std. 2 WIDE (.100) X (.100) (.025) (closer tolerance available) 31 .38 .51 45 REF. DEEP 6.35 .51 X Absolute Minimum Resistance (.015) (.020) (.250 .020) .................................... 1 % or 2 ohms 4.75 90 5 MIN. 5.79 (whichever is greater) (.187) 4.57 (.228) Contact Resistance Variation (.180) .46 .05 ........................ 3.0 % or 3 ohms max. 6.35 .51 (.018 .002) .46 .05 (.250 .020) (whichever is greater) ADJ. SLOT DIA. TYP. (.018 .002) .43 .13 3.56 Adjustability LONG (.017 .005) DIA. 3 PINS (.140) Voltage .................................. 0.05 % .64 6.78 2.24 X WIDE (.025) 2 Resistance ............................ 0.15 % (.267 .088) 3 1.02 1 Resolution ................................... Infinite X DEEP (.040) Insulation Resistance ...............500 vdc. 2.54 1,000 megohms min. 3329P 2.54 2.54 (.100) 2.54 (.100) (.100) Dielectric Strength 13 (.100) Sea Level................................ 600 vac 2.54 (.100) 2 80,000 Feet ............................ 250 vac 2.54 6.78 2.24 (.100) Adjustment Angle ................. 240 nom. (.267 .088) MM DIMENSIONS: (INCHES) Environmental Characteristics 6.35 .51 0.25 TOLERANCES: EXCEPT WHERE NOTED Power Rating 85 C (300 volts max.) (.250 .020) (.010) ...............................................0.5 watt 5.82 .25 (.229 .010) Power Rating 150 C ................0 watt WIPER 2 Temperature Range ...-55 C to +150 C 5.08 3329S 6.10 6.60 (.200) (.240) Temperature Coefficient ... 100 ppm/C (.260) CW CCW 3 1 Seal Test ......................85 C Fluorinert 8.38 .51 .38 (.330 .020) (.015) CLOCKWISE Humidity .......MIL-STD-202 Method 103 96 hours (3 % TR, 10 Megohms IR) 2.54 .89 How To Order 7.75 2.97 (.100) (.035) (.305 .117) Vibration ....... 30 G (1 % TR 1 % VR) 2.54 3329 M - 1 - 103 LF 2.54 except P pin style (.100) (.100) Model Shock ......... 100 G (1 % TR 1 % VR) 2 13 Load Life Style 5.08 ............1,000 hours 0.5 watt 85 C 3329W 6.10 Standard or Modified 6.60 (.200) (.240) (3 % TR 3 % CRV) (.260) Product Indicator Rotational Life .......................200 cycles 8.38 .51 .38 -1 = Standard Product (.330 .020) (.015) (4 % TR 4 % CRV) -DK9 = Plastic Spacer Resistance Code Physical Characteristics 2.54 .89 7.75 2.97 (.100) (.035) Packaging Designator Mechanical Angle ................. 260 nom. (.305 .117) 2.54 2.54 Blank = Tube (Standard) (.100) Torque .............................5.0 oz-in. max. (.100) 31 2 R = Tape and Reel (M & U Pin Styles Stop Strength .................5.0 oz -in. min. Only) Terminals .......................Solderable pins 5.08 A = Ammo Pack (M & U Pin Styles Only) 3329X 6.10 6.60 Weight ....................................... 0.02 oz. (.200) (.240) (.260) Terminations Marking .........Manufacturers trademark, 8.38 .51 .38 LF = 100 % Tin-plated (RoHS compliant) resistance code, date code, (.330 .020) (.015) Blank = 90 % Tin / 10 % Lead-plated manufacturers model number (Standard) and style 2.54 .89 7.75 2.97 Consult factory for other available options. Wiper ...............50 % (Actual TR) 10 % (.100) (.035) 2.54 (.305 .117) 2.54 Standard Packaging .....50 pcs. per tube (.100) (.100) Adjustment Tool ..............................H-90 Tape and reel material meets Antistatic ANSI/ 13 2 ESD 5541-2003 packaging standards. *RoHS Directive 2015/863, Mar. 31, 2015 and Annex Trimpot is a trademark of Bourns, Inc. Fluorinert is a registered trademark of 3M Co. WARNING Cancer and Specifications are subject to change without notice. Users should verify actual device performance in their specific Reproductive Harm applications. The products described herein and this document are subject to specific 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.SIDE ADJUST 3329M-1 12.70 REF. (.500) 26.4 .76 8.38 .51 (1.040 .030) (.33 .02) 2 3 1 18.034 0.762 (.71 .03) 4.0 0.3 18 + 1.0/ - 0.5 (.157 .012) (.709 + .039/ .020) DIA. 12.70 + 0.3/ - 0.25 (.500 + .012/ - .010) 6.1 .25 (.240 .010) 3.43 .25 (.135 .010) .457 .051 DIA. TYP. (.018 .002) 2.54 ALL PINS IN-LINE ON CENTER 3329 - 1/4 Round Trimpot Trimming Potentiometer (.100) MM DIMENSIONS: (INCHES) 1000/REEL/BOX Standard Resistance Table Packaging Specifications 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 TOP ADJUST Meets EIA Specification 468. 3329U-1 12.70 REF. (.500) 6.35 MAX. (.250) 2 24.38 0.76 3 1 (.960 .030) 18 .76 (.709 .030) 4.0 0.3 DIA. 18 + 1.0/ - 0.5 (.157 .012) (.709 + .039/ .020) 12.70 + 0.3/ - 0.25 (.500 + .012/ - .010) 6.35 .5 (.250 .020) Asia-Pacific: Tel: +886-2 2562-4117 Email: asiacus bourns.com 2.79 .25 Europe: Tel: +36 88 885 877 Email: eurocus bourns.com (.110 .010) The Americas: Tel: +1-951 781-5500 Email: americus bourns.com www.bourns.com 2.54 ALL PINS IN-LINE ON CENTER (.100) MM DIMENSIONS: (INCHES) REV. 08/19 1000/REEL/BOX Trimpot is a registered trademark of Bourns, Inc. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.