3339_11 BOURNS | Alldatasheet

Document overview

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Technical content

Features

■ Four-Turn / Cermet / Industrial / Sealed ■ Unique planetary drive offers precise wiper setting of a multiturn in a single-turn package size ■ Top and side adjust styles ■ RoHS compliant* version available ■ For trimmer applications/processing guidelines, click here 3339 - 5/16 ” Round Trimpot ® Trimming Potentiometer *RoHS Directive 2002/95/EC Jan 27, 2003 including Annex. “Trimpot” is a registered trademark of Bourns, Inc. †“Fluorinert” is a registered trademark of 3M Co. Specifi cations are subject to change without notice. Customers should verify actual device performance in their specifi c applications.

Electrical Characteristics

(see standard resistance table) (tighter tolerance available) Absolute Minimum Resistance (whichever is greater) Contact Resistance Variation (whichever is greater) Adjustability 1,000 megohms min. Dielectric Strength Environmental Characteristics Power Rating (300 volts max.) Temperature Range ... -55 °C to +150 °C Temperature Coeffi cient ... ±100 ppm/°C 96 hours (3 % ΔTR, 10 Megohms IR) Load Life ..1,000 hours 0.5 watt @ 85 °C (3 % ΔTR; 3 % or 3 ohms, whichever is greater, CRV) (3 % ΔTR; 3 % or 3 ohms, whichever is greater, CRV) Physical Characteristics trademark, resistance code, wiring diagram, date code, manufacturer’s model number and style Product Dimensions 1 3 CW CLOCKWISE CCW

2 WIPER

3339 H - 1 - 103 LF

Standard or Modifi ed Product Indicator -1 = Standard Product Resistance Code Terminations LF = 100 % Tin-plated (RoHS compliant) Blank = 90 % Tin / 10 % Lead-plated (Standard) Consult factory for other available options. Standard Resistance Table Resistance Resistance (Ohms) Code 10 100 20 200 50 500 100 101 200 201 500 501 1,000 102 2,000 202 5,000 502 10,000 103 20,000 203 25,000 253 50,000 503 100,000 104 200,000 204 250,000 254 500,000 504 1,000,000 105 REV. 07/11 TOLERANCES: ± 0.25 EXCEPT WHERE NOTED (.010) DIMENSIONS: MM (INCHES) Popular distribution resistance values listed in boldface. Special resistances available. *RoHS COMPLIANTVERSIONS AVAILABLE