3250W-1-101 BOURNS | Alldatasheet

Document overview

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Technical content

Features

■ Multiturn / Wirewound / Sealed ■ Listed on the QPL for style RT22 per MIL-R-27208 and RTR22 per High-Rel MIL-R-39015 ■ Panel mount option available ■ RoHS compliant* ■ For trimmer applications/processing guidelines, click here 3250 - 1/2 ” Square Trimpot® Trimming Potentiometer *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. “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) 1,000 megohms min. Dielectric Strength Environmental Characteristics Temperature Range ... -65 °C to +150 °C (pin styles only) (2 % ΔTR; 100 Megohms IR) (1 % ΔTR; 0.5 % + resolution ΔVR) (1 % ΔTR; 0.5 % + resolution ΔVR) Load Life (2 % ΔTR; 500 ohms ENR) (2 % ΔTR; 500 ohms ENR) Physical Characteristics Terminals ..Solderable printed circuit pins Flexible leads (7 strands of 30 AWG) Machine Screw Mounting resistance code, terminal numbers, date code, manufacturer’s model number and style Standard Packaging Product Dimensions 1 3 GREEN CWCLOCKWISE YELLOW CCW

2 WIPERRED

3250 L - 1 - 103 M

Standard or Modifi ed Product Indicator -1 = Standard Product Resistance Code Optional Suffi x Letter M = Panel Mount (Factory Installed) Consult factory for other available options. REV. 01/12 TOLERANCES: ± 0.25 EXCEPT WHERE NOTED (.010) DIMENSIONS: MM (INCHES) 3250P Common Dimensions (Pin Styles) 3250W 3250W-66 3250L Standard Resistance Table Nominal Resistance Resistance Resolution (Ohms) Code (Percent) 10 100 1.30 20 200 1.00 50 500 0.80 100 101 0.90 200 201 0.70 500 501 0.60 1,000 102 0.40 2,000 202 0.30 5,000 502 0.25 10,000 103 0.19 20,000 203 0.16 25,000 253 0.14 50,000 503 0.13 Popular values listed in boldface. Special resistances available. *RoHS COMPLIANT