Features n RoHS compliant* version available n Single Turn / Cermet / Industrial / Sealed n Available on tape and reel n For trimmer applications/processing guidelines, click here n Available with a knob for finger adjust n Available with extended shaft n Available with cross-slot rotor n Top and side adjust types (F, P, H, W, X most popular) 3386 - 3/8 Square Trimpot Trimming Potentiometer Electrical Characteristics Product Dimensions Common Dimensions Common Dimensions Standard Resistance Range Side Adjust Models B,C,J,X Side Adjust Models H,S,W ......................10 ohms to 2 megohms ADJ. SLOT ADJ. SLOT (see standard resistance table) .76 .76 WIDE WIDE Resistance Tolerance ........... 10 % std. (.030) (.030) 9.53 .76 .76 (tighter tolerance available) 9.53 X DEEP X DEEP (.375) (.030) (.030) (.375) Absolute Minimum Resistance 3.15 3.15 X LONG X LONG ....................................... 2 ohms max. (.124) (.124) 9.53 9.53 .38 .38 Contact Resistance Variation MIN. MIN. (.375) (.375) (.015) (.015) ........................... 2 % or 3 ohms max. (whichever is greater) 5.33 5.64 Adjustability (.210) (.222) Voltage Divider ...................... 0.05 % 5.97 .89 5.97 .89 .51 .05 .51 .05 DIA. PINS DIA. PINS (.235 .035) (.235 .035) Rheostat ................................ 0.15 % (.020 .002) (.020 .002) Resolution ................................... Infinite 4.83 Insulation Resistance ...............500 vdc. 3386B 3386H 2.54 (.190) 1,000 megohms min. (.100) 2 32 1 Dielectric Strength 13 3.56 .25 Sea Level................................ 900 vac 2.54 1.40 .25 3.81 (.140 .010) (.100) 70,000 Feet ............................ 350 vac (.055 .010) (.150) 2.54 3.81 Adjustment Angle ................. 280 nom. (.100) (.150) Environmental Characteristics 3386C 12 3 3386S Power Rating (300 volts max.) 32 1 85 C ......................................0.5 watt 3.56 .25 2.44 125 C .......................................0 watt 3.81 (.140 .010) 2.54 (.096) (.100) (.150) 2.54 Temperature Range ...-55 C to +125 C 3.81 (.100) Temperature Coefficient ... 100 ppm/C (.150) Seal Test ......................85 C Fluorinert 32 1 Humidity .......MIL-STD-202 Method 103 3386W 3386J 12 3 96 hours (2 % TR, 10 Megohms min.) 2.44 3.81 2.44 2.54 Vibration ....... 30 G (1 % TR 1 % VR) (.096) (.150) (.096) (.100) 3.81 Shock ......... 100 G (1 % TR 1 % VR) 2.54 (.150) Load Life ..1,000 hours 0.5 watt 70 C (.100) (3 % TR 3 % or 3 ohms, 2.54 3386X (.100) 2 whichever is greater, CRV) MM DIMENSIONS: 31 Rotational Life .......................200 cycles (INCHES) 2.54 (4 % TR 3 % or 3 ohms, 0.25 1.40 .25 TOLERANCES: EXCEPT WHERE NOTED (.100) (.055 .010) (.010) whichever is greater, CRV) 2.54 (.100) Physical Characteristics How To Order Standard Resistance Table Mechanical Angle ................. 310 nom. 3386 P - 1 - 103 T LF Torque .............................5.0 oz-in. max. Resistance Resistance Model (Ohms) Code Stop Strength ...............15.0 oz -in. min. Style 10 100 Terminals .......................Solderable pins Standard or Modified 20 200 Product Indicator Weight ....................................... 0.03 oz. 50 500 -1 = Standard Product 100 101 Marking ...........................Manufacturers -EY5 = Extended Shaft 200 201 trademark, resistance code, 500 501 Resistance Code wiring diagram, date code, 1,000 102 Optional Suffix Letter 2,000 202 manufacturers model T = Knob** 5,000 502 number and style 10,000 103 Packaging Designator 20,000 203 Blank = Tube (Standard) Flammability ..........................U.L. 94V-0 25,000 253 R = Tape & Reel (W and U Pin Styles Only) Standard Packaging .....50 pcs. per tube 50,000 503 A = Ammo Pack (W and U Pin Styles Only) 100,000 104 Wiper ...............50 % (Actual TR) 10 % Tape and reel material meets Antistatic ANSI/ 200,000 204 Adjustment Tool ..............................H-90 250,000 254 ESD 5541-2003 packaging standards. 500,000 504 Terminations *RoHS Directive 2002/95/EC Jan. 27, 2003 including 1,000,000 105 LF = 100 % Tin-plated (RoHS compliant) annex and RoHS Recast 2011/65/EU June 8, 2011. 2,000,000 205 Blank = 90 % Tin / 10 % Lead-plated Fluorinert is a registered trademark of 3M Co. Popular distribution resistance values listed in (Standard) Specifications are subject to change without notice. boldface. Special resistances available. **Knob option is available only in standard tube The device characteristics and parameters in this data packaging. Not recommended for side load sheet can and do vary in different applications and actual device performance may vary over time. applications. Users should verify actual device performance in their specific applications. Consult factory for other available options. *RoHS COMPLIANT VERSIONS AVAILABLE *RoHS COMPLIANT LEAD FREE LEAD FREE VERSIONS ARE RoHS COMPLIANT* 3386 - 3/8 Square Trimpot Trimming Potentiometer Product Dimensions Common Dimensions 3386H-EY5 2.54 Top Adjust Models F,G,K,P,R,U,V,Y 3386X-EY5 SHOWN 3386U (.100) 2.54 ADJ. SLOT ADJ. SLOT (.100) .76 .81 WIDE WIDE (.030) (.032) 9.53 5.97 .89 .76 2.54 X DEEP X DEEP (.375) (.235 .035) (.030) 32 1 4.78 .38 (.100) 3.15 4.83 (.188 .015) 3.56 X LONG X LONG (.124) (.190) (.140) 9.53 2.54 3386V (.375) (.100) 12 3 .51 .05 (.020 .002) 3.56 .38 (.140) 2.54 5.64 MIN. 2.54 (.015) 1.40 (.100) (.222) (.100) 2 (.055) 2.54 31 5.64 (.100) 7.87 3386F (.222) 1.40 2.54 3.56 .25 (.310) 2.54 (.055) (.100) (.140 .010) 2.54 (.100) 2.54 (.100) (.100) 3386Y 31 2.54 3386P-EY5 2 3.56 (.100) 5.08 2.54 (.140) (.200) 2.34 .38 (.100) (.092 .015) 2 3386G 7.87 31 5.08 (.310) ADJ. SLOT (.200) 3.05 .38 .76 3.56 0.25 2.54 WIDE 2 (.120 .015) (.030) (.140 .010) (.100) .97 X DEEP 4.78 2.54 (.038) (.188) (.100) Common Dimensions 3.05 1 3 X LONG Top Adjust Models M,T (.120) 3 1 10.16 2.54 (0.40) ADJ. SLOT COMMON TO (.100) 2 .76 3386V 2.54 2.54 WIDE (.030) (.100) (.100) 9.53 5.97 .89 .76 X DEEP (.375) (.235 .035) (.030) 3.15 The Model 3386 is available with a knob for finger 4.83 X LONG 3386K (.124) adjustment. Add suffix letter to order code for (.190) 2.54 .25 F, P and X terminal styles. 2 PLCS. (.100 .010) ADJ. SLOT 9.53 3.05 .38 5.59 (.375) .51 .05 LONG (.120 .015) (.220) (.020 .002) 1.02 2 .38 5.59 8.38 WIDE 5.33 X MIN. (.040) (.015) (.220) (.330) (.210) 1.40 DEEP 31 4.83 X (.055) (.190) 3386M 90 3 3386P 2.54 10.41 .51 6.60 (.100) 132 (.410 .020) (.260) 4.78 .38 2.54 3.81 (.188 .015) (.100) (.150) 3.81 3 1 (.150) WIPER 2 2 2.54 3386T CCW CW (.100) 1 3 CLOCKWISE .76 .38 3.81 12 3 (.030 .015) 3386R MM (.150) DIMENSIONS: 2.54 (INCHES) 3.81 (.100) (.150) 2.54 0.25 TOLERANCES: EXCEPT WHERE NOTED (.100) (.010) 1.22 .25 (.048 .010) 312 Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications.