*R oH V SC AV ER OM AI SIO PL LA N IA BL S NT E Features 1/4" Round / Single-Turn / Cermet RoHS compliant* version available Industrial / Sealed 5 standard terminal styles Tape and reel packaging available Listed on the QPL for style RJ50 per MIL-PRF-22097 and RJR50 per High-Rel MIL-PRF-39035 For trimmer applications/processing guidelines, click here 3329 - 1/4 " Round Trimpot(R) Trimming Potentiometer Electrical Characteristics Standard Resistance Range ................................. 10 to 1 megohm (see standard resistance table) Resistance Tolerance ........... 10 % std. (closer tolerance available) Absolute Minimum Resistance .................................... 1 % or 2 ohms (whichever is greater) Contact Resistance Variation ........................ 3.0 % or 3 ohms max. (whichever is greater) Adjustability Voltage .................................. 0.05 % Resistance ............................ 0.15 % Resolution ................................... Infinite Insulation Resistance ............... 500 vdc. 1,000 megohms min. Dielectric Strength Sea Level................................ 600 vac 80,000 Feet ............................ 250 vac Adjustment Angle ................. 240 nom. Environmental Characteristics Power Rating @ 85 C (300 volts max.) ............................................... 0.5 watt Power Rating @ 150 C ................ 0 watt Temperature Range ... -55 C to +150 C Temperature Coefficient ... 100 ppm/C Seal Test ......................85 C Fluorinert Humidity .......MIL-STD-202 Method 103 96 hours (3 % TR, 10 Megohms IR) Vibration ....... 30 G (1 % TR; 1 % VR) except "P" pin style Shock ......... 100 G (1 % TR; 1 % VR) Load Life ............ 1,000 hours 0.5 watt @ 85 C (3 % TR; 3 % CRV) Rotational Life .......................200 cycles (4 % TR; 4 % CRV) Physical Characteristics Mechanical Angle ................. 260 nom. Torque............................. 5.0 oz-in. max. Stop Strength ................. 5.0 oz -in. min. Terminals .......................Solderable pins Weight ....................................... 0.02 oz. Marking.........Manufacturer's trademark, resistance code, date code, manufacturer's model number and style Wiper ............... 50 % (Actual TR) 10 % Standard Packaging .....50 pcs. per tube Adjustment Tool..............................H-90 Product Dimensions 3329H 3329P-DK9-RC 2.54 (.100) 45 REF. .46 .05 (.018 .002) DIA. TYP. 2.54 (.100) 2 3 1 .38 (.015) 90 5 4.57 (.180) 6.35 .51 (.250 .020) 6.78 2.24 (.267 .088) 3329P 6.35 .51 (.250 .020) ADJ. SLOT 3.56 LONG (.140) .64 X (.025) WIDE 1.02 X (.040) DEEP 2 3 1 2.54 (.100) 2.54 (.100) 2.54 (.100) 2.54 (.100) 6.78 2.24 (.267 .088) .46 .05 (.018 .002) DIA. 3 PINS .43 .13 (.017 .005) 3 2 4.75 MIN. (.187) 5.79 (.228) 2.54 (.100) 2.54 (.100) 1 MM (INCHES) DIMENSIONS: 6.35 .51 (.250 .020) 5.82 .25 (.229 .010) 3329S 5.08 (.200) 6.60 (.260) 8.38 .51 (.330 .020) .38 (.015) 7.75 2.97 (.305 .117) 2.54 (.100) 2.54 (.100) ADJ. SLOT 2.79 .038 DIA. (.110 ..001) .64 WIDE X (.025) .51 X (.020) DEEP TOLERANCES: 0.25 (.010) EXCEPT WHERE NOTED 2 6.10 (.240) CCW WIPER 3 1 CW CLOCKWISE .89 (.035) How To Order 3329 M - 1 - 103 __ LF 2.54 (.100) Model 1 2 3 Style 3329W 5.08 (.200) 6.60 (.260) .38 (.015) 8.38 .51 (.330 .020) 2.54 (.100) 2.54 (.100) 7.75 2.97 (.305 .117) 2.54 (.100) 3329X 5.08 (.200) 6.60 (.260) 8.38 .51 (.330 .020) 6.10 (.240) .89 (.035) 3 2 1 6.10 (.240) 2.54 (.100) Resistance Code Packaging Designator Blank = Tube (Standard) R = Tape and Reel (M and U Pin Styles Only) A = Ammo Pack (M and U Pin Styles Only) Terminations LF = 100 % Tin-plated (RoHS compliant) Blank = 90 % Tin / 10 % Lead-plated (Standard) .38 (.015) 7.75 2.97 (.305 .117) 2.54 (.100) Standard or Modified Product Indicator -1 = Standard Product -DK9 = Plastic Spacer .89 (.035) Consult factory for other available options. 2.54 (.100) 1 2 3 *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. Specifications 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 specific applications. 3329 - 1/4 " Round Trimpot(R) Trimming Potentiometer Standard Resistance Table Resistance (Ohms) 10 20 50 100 200 500 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 Resistance Code 100 200 500 101 201 501 102 202 502 103 203 253 503 104 204 254 504 105 Packaging Specifications SIDE ADJUST 3329M-1 TOP ADJUST 3329U-1 12.70 REF. (.500) 8.38 .51 (.33 .02) 26.4 .76 (1.040 .030) 2 3 12.70 REF. (.500) 6.35 MAX. (.250) 3 1 18.034 0.762 (.71 .03) 2 1 24.38 0.76 (.960 .030) 18 .76 (.709 .030) 4.0 0.3 (.157 .012) DIA. 18 + 1.0/ - 0.5 (.709 + .039/ .020) 12.70 + 0.3/ - 0.25 (.500 + .012/ - .010) 12.70 + 0.3/ - 0.25 (.500 + .012/ - .010) 6.1 .25 (.240 .010) Popular distribution resistance values listed in boldface. Special resistances available. 6.35 .5 (.250 .020) 3.43 .25 (.135 .010) 2.79 .25 (.110 .010) .457 .051 DIA. TYP. (.018 .002) ALL PINS IN-LINE ON DIMENSIONS: 4.0 0.3 DIA. (.157 .012) 18 + 1.0/ - 0.5 (.709 + .039/ .020) 2.54 CENTER (.100) MM (INCHES) ALL PINS IN-LINE ON DIMENSIONS: 2.54 CENTER (.100) MM (INCHES) 1000/REEL/BOX 1000/REEL/BOX Meets EIA Specification 468. REV. 07/15 "Trimpot" is a registered trademark of Bourns, Inc. Specifications 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 specific applications. Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Bourns: 3329H-1-502 3329H-1-504 3329H-1-500 3329M-1-502 3329H-1-503 3329H-1-501 3329U-1-202R 3329X-1-502 3329X-1-504 3329X-1-503 3329X-1-500 3329X-1-501 3329H-DK9-203 3329H-DK9-201 3329P-DK9-254 3329PDK9-253 3329H-DK9-204 3329H-DK9-200 3329H-DK9-202 3329P-DK9-105 3329P-DK9-100 3329P-DK9-101 3329P-DK9-104 3329P-DK9-102 3329P-DK9-103 3329H-1-473 3329H-1-471 3329H-1-474 3329H-1-472 3329P-1471 3329P-1-473 3329P-1-472 3329U-1-253R 3329H-1-303 3329X-1-204 3329X-1-203 3329X-1-201 3329X-1202 3329W-1-201 3329S-1-203 3329W-1-203 3329P-1-223 3329S-1-201 3329P-1-201 3329P-1-205 3329S-1-200 3329P-1-200 3329S-1-204 3329W-1-202 3329S-1-202 3329P-1-204 3329W-1-200 3329W-1-204 3329P-1-203 3329P-1-202 3329X-1-253 3329X-1-254 3329U-1-201R 3329U-1-203R 3329U-1-504R 3329H-1-100LF 3329H-1101LF 3329H-1-102LF 3329H-1-103LF 3329H-1-104LF 3329H-1-105LF 3329H-1-200LF 3329H-1-201LF 3329H-1202LF 3329H-1-203LF 3329H-1-204LF 3329H-1-253LF 3329H-1-254LF 3329H-1-500LF 3329H-1-501LF 3329H-1502LF 3329H-1-503LF 3329H-1-504LF 3329P-1-101LF 3329P-1-102LF 3329P-1-103LF 3329P-1-104LF 3329P-1105LF 3329P-1-200LF 3329P-1-201LF 3329P-1-202LF 3329P-1-203LF 3329P-1-204LF 3329P-1-253LF 3329P-1500LF 3329P-1-501LF 3329P-1-502LF 3329P-1-503LF 3329P-1-504LF 3329S-1-104LF 3329S-1-202LF 3329S-1254LF 3329S-1-502LF 3329W-1-101LF 3329W-1-102LF