Features n Multiturn / Cermet / Sealed n Listed on the QPL for style RJ22 per MIL-R-22097 n Panel mount option available n RoHS compliant* version available n For trimmer applications/processing guidelines, click here 3252 - 1/2 Square Trimpot Trimming Potentiometer Electrical Characteristics Product Dimensions How To Order Standard Resistance Range 3252P 3252 L - 1 - 103 M LF 12.7 TYP...............................10 to 2 megohms Common Dimensions (.500) Model (Pin Styles) (see standard resistance table) ADJ. SLOT Style Resistance Tolerance ........... 10 % std. 2.03 .38 (tighter tolerance available) DIA. Standard or Modified (.080 .015) Absolute Minimum Resistance .64 13.21 Product Indicator WIDE TYP. X (.025) ........................... 1 % or 2 ohms max. (.520) -1 = Standard Product .50 (whichever is greater) X DEEP (.020) Resistance Code 1.98 DIA. THRU Contact Resistance Variation (2 PLACES)(.078) 12.7 TYP.......................... 1 % or 2 ohms max. Optional Suffix Letter (.500) 1.78 M = Panel Mount (whichever is greater) TYP. 2.54 .71 .08 (.070) (Factory Installed) Adjustability DIA. TYP. (.100) (.028 .003) 5.59 1 3 2.54 Voltage .................................. 0.01 % Terminations (.220) (.100) Resistance ............................ 0.05 % LF = 100 % Tin-plated (RoHS compliant) Resolution ................................... Infinite 1.52 Blank = 90 % Tin / 10 % Lead-plated 2 (.060) Insulation Resistance ...............500 vdc. (Standard) 1,000 megohms min. Consult factory for other available options. Dielectric Strength 2.54 6.35 (.100) Sea Level............................. 1,000 vac (.250) 6.35 13.34 .64 Standard Resistance Table (.250) 80,000 Feet ............................ 400 vac (.525 .025) Effective Travel ................. 25 turns nom. Resistance Resistance 2.79 (Ohms) Code 3252W 2.54 Environmental Characteristics (.110) 10 100 (.100) 5.59 2.54 20 200 Power Rating 85 C (400 volts max.) (.220) 3 (.100) 50 500 1 .............................................0.75 watt 2 100 101 Power Rating 150 C ................0 watt 200 201 Temperature Range ...-65 C to +150 C 500 501 Temperature Coefficient ... 100 ppm/C 1,000 102 2,000 202 Seal Test ......................85 C Fluorinert 6.35 5,000 502 (pin styles only) (.250) 10,000 103 Humidity ......MIL-STD-202 Method 103 20,000 203 3252L 96 hours (1 % TR 100 Megohms IR) 25,000 253 Vibration ....... 30 G (1 % TR 1 % VR) 50,000 503 2.36 100,000 104 TYP. Shock ......... 100 G (1 % TR 1 % VR) (.093) 13.21 200,000 204 Load Life ... 1,000 hours 0.75 watt 85 C (.520) 500,000 504 ..................(3 % TR 3 % or 3 ohms, 1.52 1,000,000 105 whichever is greater, CRV) (.060) 2,000,000 205 12.70 .89 TYP. Rotational Life .......................200 cycles (.500) (.035) Popular values listed in boldface. Special 152.4 (2 % TR 3 % or 3 ohms, LENGTH MIN. resistances available. 4.75 (6.00) whichever is greater, CRV) (.187) Physical Characteristics RED WIPER 2 1.52 12.70 (.060) (.500) Torque .............................5.0 oz-in. max. GREEN YELLOW 3 Mechanical Stops .................Wiper idles 1 CCW CW Terminals Solderable printed circuit pins CLOCKWISE Flexible leads ......(7 strands of 30 AWG) 3252X 2.54 Weight ..................................... 0.065 oz. 5.59 MM (.100) (.220) Wiper ...............50 % (Actual TR) 10 % DIMENSIONS: 1.78 (INCHES) 3 2.54 Flammability ..........................U.L. 94V-0 1 (.070) 2 (.100) 0.25 Machine Screw Mounting TOLERANCES: EXCEPT WHERE NOTED (.010) Torque ..............................12 oz-in. max. Marking .........Manufacturers trademark, 6.35 (.250) resistance code, wiring diagram, date code, manufacturers model number and style Standard Packaging X, P&W Styles ...........25 pcs. per tube L Style ........................25 pcs. per bag REV. 08/19 Adjustment Tool ..............................H-90 * RoHS Directive 2015/863, Mar. 31, 2015 and Annex Trimpot is a trademark of Bourns, Inc. Fluorinert is a registered trademark of 3M Co. WARNING Cancer and Specifications are subject to change without notice. Users should verify actual device performance in their specific Reproductive Harm applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the www.P65Warnings.ca.gov last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. 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