Trimpot® Product Catalog
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More than fifty-seven years ago co-foundersMarlan and Rosemary Bourns set up shop in their tiny 384 square-foot garage in Altadena, California. Their idea to provide a method of accurately determining an aircraft's vertical position solved a crucial problem for pilots. The invention of the first miniature linear motion and vane position potentiometers propelled their tiny business into a global corporation, manufacturing a range of products that impact almost every aspect of today's electronics industry. From its earliest days, Bourns established abenchmark for quality, value, and...

Bourns Trimpotή Products Customer Service Commitment to Quality Technical Support Bourns distributor network is the most extensive in the industry. Our distributors provide fast, localized delivery and service in all three geospheres. With 100% on- time delivery and world-class service as core business objectives, we ensure direct support for customers in all countries and market segments.From innovative designs to on-time delivery, make Bourns Trimpotή your firstchoice for reliable and cost-effective trimmers, switches, linear motion potentiometers, modular contacts and fuel cards. Bourns...

Custom Solutions Fuel linesFuel tankFuel cardFloat armFloatFuel Fuel sender flange Figure 1: Fuel delivery moduleFigure 2: Fuel level sender mounted in fuel tank > Figure 3: Bourns fuel level sender > Fuel tankFiller neck Fuel senderflangeFuellines Figure 4: Overview of automotive fuelstorage & delivery system 8 >

Custom Solutions Increased fuel sender accuracy and resolution requirements due to increasedintegration of dashboard electronics and driver information systems. > բݑ✔ Bourns is currently shipping fuel cards with up to 100 discrete resistance steps.Increased chemical resistance: The major driver for increased chemicalresistance is driven by the introduction of low-sulphur fuels, particularly in the U.S. market. These fuels may contain reactive sulphur compounds, which react with traditional palladium silver conductor inks. ՕDedicated fuel card design andsample team for rapid sample...

Linear Motion Potentiometer Special Offerings > In addition to our standard linear motion potentiometer offering, BournsTrimpotή Division offers custom shaft lengths, threads and hard pins. Custom Solutions Modular Contact Special Offerings > Modular contacts are available with special plating options, adaptors to raise thecontact height, lead lengths and forming on through-hole modular contacts. This does not limit the special offering; consult Bourns technical support for more detailed information on the feasibility of a special modular contact. Switch Special Offerings > Bourns Trimpotή...

Model RoHSCompliant Plating > RoHSCompliant RoHSCompliant 3214 Yes 100 % Sn Model Plating Model Plating 3223 Yes 100 % Sn 20 No 90/10 Sn/Pb 20(LF) Yes 100 % Sn 3224 Yes 100 % Sn 3006 No 90/10 Sn/Pb 3006(LF) Yes 100 % Sn 3302 Yes 100 % Sn 3009 No 90/10 Sn/Pb 3009(LF) Yes 100 % Sn > Selection Guides 3303 Yes 100 % Sn 3059 No 90/10 Sn/Pb 3059(LF) Yes 100 % Sn 3306 Yes 100 % Sn 3082 No 90/10 Sn/Pb 3082(LF) Yes 100 % Sn 3309 Yes 100 % Sn 3252 No 90/10 Sn/Pb 3252(LF) Yes 100 % Sn 3313 Yes 100 % Sn 3262 No 90/10 Sn/Pb 3262(LF) Yes 100 % Sn 3314 Yes 100 % Sn 3266 No 90/10 Sn/Pb 3266(LF) Yes 100 %...

PackagingOptions ModelNumber Element Technology Number of Turns Sealed/Opened Size Adjust PageNo. Cermet Carbon Single Multi Sealed Opened 2 mm 3 mm 4 mm 1/4 ˝ See Note 1 See Note 2 3214 > ◆ ◆ ◆ ◆ E, G T, S 29 3223 > ◆ ◆ ◆ ◆ E T 31 3224 > ◆ ◆ ◆ ◆ E, G T, S 32 3269 > ◆ ◆ ◆ ◆ G, T T, S 40 3302 > ◆ ◆ ◆ ◆ E T 49 3303 > ◆ ◆ ◆ ◆ E T, B 50 3313 > ◆ ◆ ◆ ◆ E T, S 55 3314 > ◆ ◆ ◆ ◆ E, G, T T, S, B 57 3342 > ◆ ◆ ◆ ◆ E T 73 3361 > ◆ ◆ ◆ ◆ G T, S 79 3364 > ◆ ◆ ◆ ◆ E T 83 TC03 > ◆ ◆ ◆ ◆ E T 90 TC22 > ◆ ◆ ◆ ◆ E T 91 TC33 > ◆ ◆ ◆ ◆ E T 92 > Selection Guides TC73 > ◆ ◆ ◆ ◆ E T 93 > Note 1: Standard...

PackagingOptions ModelNumber Element Technology Mounting Type Size Adjust PageNo. Cermet Carbon SMT Leaded 2 mm 3 mm 4 mm 6 mm 9 mm 3/8 ˝ See Note 1 See Note 2 3302 > ◆ ◆ ◆ E T 49 3303 > ◆ ◆ ◆ E T, B 50 3306 > ◆ ◆ ◆ B T, S 52 3309 > ◆ ◆ ◆ B T, S, B 53 3318PSGB > ◆ ◆ ◆ B T, S, B 62 3318FK > ◆ ◆ ◆ B T, S, B 66 > ◆ ◆ ◆ Selection Guides 3319 B T, S 68 3352 > ◆ ◆ ◆ B T, S 76 3364 > ◆ ◆ ◆ E T 83 TC03 > ◆ ◆ ◆ E T 90 TC22 > ◆ ◆ ◆ E T 91 TC33 > ◆ ◆ ◆ E T 92 TC73 > ◆ ◆ ◆ E T 93 TC86 > ◆ ◆ ◆ B T, S 94 TC89 > ◆ ◆ ◆ B T, S, B 96 > Note 1: Standard packaging; some options may require alternate packaging....

ModelNumber Mounting Products Size Circuit BoardLayout Surface Mount Through-Hole > 2.54(0.10) 20 > ◆ 20 mm Rectangular > 12.70(0.50) 2.54(0.10) 3082 > ◆ 1/2 ˝ Rectangular > 17.78(0.70) Optional Products

21.01 .79(.827 > Trimmer Data Sheets * Embossed Tape Designator "E"**Embossed Tape Designator "G" (See How To Order chart for further information.) > Cover tape peel strength: Meets EIA specification 481. DIA. >

Trimmer Data Sheets REEL * Embossed Tape Designator "E"**Embossed Tape Designator "G" (See How To Order chart for further information.) > Cover tape peel strength: Meets EIA specification 481. DIA. >

Trimmer Data Sheets

3309W-1 Single Side (Front) Adjust ModelStyle Rotor Style-2 =Cross Slot/Single Slot Rear Adjust -3 =2 mm Hex Thru HoleResistance Code 4.22(.166) 2 Trimmer Data Sheets 2.5(.098) 4.72(.186) 2 2.5(.098) HEX THRU HOLEACROSS FLATS 3309W-2 Both Sides Adjust - Cross Slot 4.22(.166) 2 2.5(.098) SUGGESTED PWB LAYOUT - 3309W 1.20 ѱ .18(.047 .007) 2.5 ѱ .18(.098 .007) DIA. 3 PLCS. 2.01 (.079) .71(.028)2.29(.090) 2.5 ѱ .18(.098 .007) DIMENSIONS: MM/(INCHES)TOLERANCES: ѱ.25/(.010) EXCEPT WHERE NOTED 5.0 ѱ .18(.197 .007) Specifications are subject to change without notice.Customers should verify actual...