3374X BOURNS | Alldatasheet

Document overview

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Technical content

Features

n Surface Mount / Single-Turn Cermet / Process Sealed n Elastomer seal allows multiple adjustments (5 rotations) n Compatible with all surface mount manufacturing processes n Recommended for reflow processing only n Cross-slot rotor design suitable for automatic adjustment equipment n Supplied in 12mm embossed tape, compatible with automatic pick-and-place assembly equipment n Patent #5,095,298 n Plastic rotor minimizes RF & ESD concerns 3374 - 4mm Square Trimming Potentiometer

Electrical Characteristics

(see standard resistance table) (whichever is greater) Contact Resistance Variation (whichever is greater) Environmental Characteristics Power Rating Operating Temperature Range Temperature Coefficient Load Life (@70ºC Rated Power, TRS ±2%, VRS ±1% Physical Characteristics and part marking code 1.40 (.055) .99 (.039)3.99 (.157) .99 (.039) 3.17 (.125) 6.78 (.267) 1.98 (.078) 1 3 CW CLOCKWISE CCW

2 WIPER

4.01 (.158) 1.78 (.070) 3.56 (.140) 1.93 (.076) 2 4.90 (.193) 1.97 (.078) .76 (030) 3.96 (.156) 0.74 (.029) 0.61 (.024) ADJ. SLOT .48 (.019) .38 (.015) 2.54 (.100) WIDE X X DEEP LONG 2 PLCS. MAX. TYP. 2 PLCS. TYP. 2 PLCS. 8.00 – .10 (.315 – .004) 4.29 – .20 (.169 – .008) 12.00 – .30 (.472 – .012) 1.75 – .10 (.069 – .004) 2.00 – .05 (.079 – .002) 3.98 – .10 (.157 – .004) 5.00 – .20 (.197 – .008) 2.69 – .20 (.106 – .008) .30 + .025/- .076 MAX. X Orientation Shown Packaging Specifications Standard Resistance Table Popular values listed in boldface. Special resistances available. How To Order

3374 X - 1 - 502 E

Orientation of Parts in Tape: Style W - Terminals Toward Sprocket Holes Standard or Modified Product Indicator -1 = Standard Product Resistance Code Embossed Tape 750 pcs./7” reel (standard) Consult factory for other available options. 3374X/W 21.01 – .76 (.827 – .030) DIA. 13.0 – .50 (.512 – .020) DIA. 177.8 – 2.03 (7.000 – .080) EQUAL SPACED 3 PLCS. 1.73 (.068) 14.0 – 1.5 (.551 – .59) 2.0 (.079) 59.2 (2.331) DIA. REF. REF. MIN. TAPE REEL Meets EIA 481 Resistance Part Marking Resistance (Ohms) Code Code

10 A1 100

100 A2 101

1,000 A3 102 2,000 23 202 5,000 53 502 10,000 A4 103 20,000 24 203 50,000 54 503 100,000 A5 104 200,000 25 204 500,000 55 504 1,000,000 A6 105 2,000,000 26 205 AVAILABLETHROUGH DISTRIBUTION DIMENSIONS ARE: METRIC (INCHES) TOLERANCES: ± 0.25 (.010) EXCEPT WHERE NOTED SHADED AREAS TYPICALLY NOT STOCKED BY DISTRIBUTORS AND NOT RECOMMENDED FOR NEW DESIGNS.