*R oH VE S CO AV R M AI SIO PL LA N IA BL S NT E Features Stable, infinite resolution cermet element RoHS compliant* - see processing Vertical and horizontal adjust styles information on lead free surface mount trimmers For trimmer applications/processing guidelines, click here Optional packaging on embossed tape Compatible with surface mount manufacturing processes 3269 - 1/4 " Square SMD Trimpot(R) Trimming Potentiometer Electrical Characteristics Standard Resistance Range ........................10 ohms to 1 megohm (see standard resistance table) Resistance Tolerance ........... 10 % std. (closer tolerance available) Absolute Minimum Resistance ........................... 1 % or 2 ohms max. (whichever is greater) Contact Resistance Variation ........................ 3.0 % or 3 ohms max. (whichever is greater) Adjustability Voltage .................................. 0.02 % Resistance ............................ 0.05 % Resolution ................................... Infinite Insulation Resistance ............... 500 vdc. 1,000 megohms min. Dielectric Strength Sea Level................................ 600 vac 80,000 Feet ............................ 250 vac Effective Travel .................12 turns nom. Environmental Characteristics Power Rating (300 volts max.) 85 C .................................... 0.25 watt 150 C ....................................... 0 watt Temperature Range ... -65 C to +150 C Temperature Coefficient ... 100 ppm/C Seal Test ......................85 C Fluorinert Humidity .......MIL-STD-202 Method 106 (2 % TR; IR 100 Megohms) Vibration ....... 30 G (1 % TR; 1 % VR) Shock ......... 100 G (1 % TR; 1 % VR) Load Life .. 1,000 hours 0.25 watt @ 85 C (3 % TR; 3 % or 3 ohms whichever is greater, CRV) Rotational Life .......................200 cycles (2 % TR; 3 % or 3 ohms, whichever is greater, CRV) Physical Characteristics Torque............................. 3.0 oz-in. max. Mechanical Stops ................. Wiper idles Terminals .......................Solderable pins Weight ..................................... 0.015 oz. Marking........................... Manufacturer's trademark, resistance code, wiring diagram, date code, manufacturer's model number and style Standard Packaging .....50 pcs. per tube Adjustment Tool..............................H-90 Wiper ............... 50 % (Actual TR) 10 % Product Dimensions 2 3269P Common Dimensions ADJ. SLOT 1.78 DIA. X .51 WIDE X .51 DEEP (.020) (.020) (.070) 6.35 .51 (.250 .020) 1.02 (.040) 1.02 (.040) TYP 3 PLCS. CCW WIPER 3 1 CW CLOCKWISE DIMENSIONS: TOLERANCES: MM (INCHES) 0.25 (.010) EXCEPT WHERE NOTED How To Order 2.54 (.100) TYP. 3 PLCS. 3 2 1 1.52 .38 (.060 .015) 5.21 0.63 (.205 .025) 2.54 (.100) .46 .03 (.018 .001) DIA. TYP. 3269W 3 1 3269 X - 1 - 103 G LF 2.54 (.100) .43 .05 (.017 .002) DIA. TYP. 1.52 .38 (.060 .015) 2 1.02 (.040) 6.35 .51 SQ. (.250 .020) 4.32 (.170) 1.02 (.040) TYP 7.44 (.293) 2.29 TYP. (.09) 3 PLCS. 2.54 (.100) 1.02 (.040) 1.02 (.040) 7.44 (.293) 2 2.29 (.090) TYP. 3 PLCS. 1 3 RECOMMENDED PCB LAYOUT - "P" RECOMMENDED PCB LAYOUT - "W" & "X" 1.19 TYP. (.047) 9.70 (.382) 2.54 (.100) 2.54 (.100) 7.62 (.300) 1.19 TYP. *RoHS Directive 2002/95/EC Jan 27 2003 including Annex. (.047) "Fluorinert" is a registered trademark of 3M Co. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. 3.30 (.130) TYP. Standard or Modified Product Indicator For P pin style: -1 = Terminals #1 & #3 away from sprocket holes -2 = Terminals #1 & #3 toward sprocket holes For P, W & X pin styles: -11 = 5 % TR Resistance Code Embossed Tape Designator G = Embossed Tape "P" Style - 750 pcs./13 reel "W, X" Style - 500 pcs./13 reel Terminations LF = 100 % Tin-plated (RoHS compliant) Blank = 90 % Tin / 10 % Lead-plated (Standard) 1.52 .38 (.060 .015) 3269X Style For W & X pin styles: -1 = Terminals #1 & #3 toward sprocket holes -2 = Terminals #1 & #3 away from sprocket holes 1.02 (.040) 2.54 (.100) Model 2.79 (.110) TYP. 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 Popular distribution values listed in boldface. Special resistances available. 2.54 (.100) 2.54 (.100) 3269 - Packaging Specifications Packaging Specifications (P Style) (W & X Styles) EMBOSSED CARRIER TAPE EMBOSSED CARRIER TAPE COVER TAPE COVER TAPE 7.50 .10 (.295 .004) 1.5 + .10/ -.00 DIA. (.059 + .004/ -.000) 7.50 .10 (.295 .004) 1.5 + .10/ -.00 DIA. (.059 + .004/ -.000) 4.00 .01 (.157 .004) 4.00 .01 (.157 .004) 2.00 .05 (.079 .002) 2.00 .05 (.079 .002) 12.00 .10 (.472 .004) 12.00 .10 (.472 .004) 1.75 .10 (.069 .004) 1.75 .10 (.069 .004) 16.0 .10 (.630 .004) TAPE 13.0 .51 DIA. (.512 .020) 16.0 .10 (.630 .004) 17.78 .25 EQUAL SPACED 3 PLCS. (.700 .010) 18.69 .79 DIA. (.736 .031) TAPE 17.78 .25 EQUAL SPACED 3 PLCS. (.700 .010) 18.69 .79 DIA. (.736 .031) 13.0 .51 DIA. (.512 .020) 99.06 1.02 (3.90 .040) 99.06 1.02 (3.90 .040) 330.2 5.08 DIA. (13.000 .200) REEL 330.2 5.08 DIA. (13.000 .200) 16.51 2.03/ -.000 (.650 .080/ -.000) -1 as shown meets EIA Specification 481. Units packaged 750 pieces per reel. REEL 16.51 2.03/ -.000 (.650 .080/ -.000) -2 as shown meets EIA Specification 481. Units packaged 500 pieces per reel. REV. 08/10 "Trimpot" is a registered trademark of Bourns, Inc. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.