Features RoHS compliant* version available Single Turn / Cermet / Industrial / Sealed Available on tape and reel For trimmer applications/processing guidelines, click here Available with a knob for nger adjust Available with extended shaft Available with cross-slot rotor 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 ................................... In nite 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) (.150) (.100) 2.54 Temperature Range ...-55 C to +125 C 3.81 (.100) Temperature Coe cient ... 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) 31 Rotational Life .......................200 cycles MM 2.54 (4 % TR 3 % or 3 ohms, 1.40 .25 DIMENSIONS: (.100) (INCHES) (.055 .010) whichever is greater, CRV) 2.54 0.25 (.100) TOLERANCES: EXCEPT WHERE NOTED (.010) Physical Characteristics Standard Resistance Table Mechanical Angle ................. 310 nom. How To Order Torque .............................5.0 oz-in. max. Resistance Resistance (Ohms) Code Stop Strength ...............15.0 oz -in. min. 3386 P - 1 - 103 T LF 10 100 Terminals .......................Solderable pins Model 20 200 Weight ....................................... 0.03 oz. 50 500 Style 100 101 Marking ...........................Manufacturers Standard or Modi ed 200 201 Product Indicator trademark, resistance code, 500 501 -1 = Standard Product wiring diagram, date code, 1,000 102 -EY5 = Extended Shaft 2,000 202 manufacturers model 5,000 502 Resistance Code number and style 10,000 103 Optional Su x Letter 20,000 203 Flammability ..........................U.L. 94V-0 T = Knob** 25,000 253 Standard Packaging .....50 pcs. per tube Packaging Designator 50,000 503 100,000 104 Blank = Tube (Standard) Wiper ...............50 % (Actual TR) 10 % 200,000 204 R = Tape & Reel (W and U Pin Styles Only) Adjustment Tool ..............................H-90 250,000 254 A = Ammo Pack (W and U Pin Styles Only) 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) Speci cations 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 speci c applications. Consult factory for other available options. *RoHS COMPLIANT VERSIONS AVAILABLE 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 Speci cations 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 speci c applications.