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3856E163102CL Datasheet(PDF) 1 Page - Bourns Electronic Solutions |
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3856E163102CL Datasheet(HTML) 1 Page - Bourns Electronic Solutions |
1 / 3 page *RoHS Directive 2002/95/EC Jan 27 2003 including Annex Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. 3851/3852/3856 - 3/4 ” Diameter Panel Control Initial Electrical Characteristics 1 3851 3852/3856 Conductive Plastic Element Cermet Element Standard Resistance Range Linear Tapers (A, B, E, and H) ............................................................1 K to 1 megohm.........................................100 ohms to 1 megohm Audio Tapers (C, D, F, and G) .............................................................1 K to 1 megohm.........................................1 K ohms to 1 megohm Total Resistance Tolerance .....................................................................±10 % or ±20 %..........................................±5 % or ±10 % Independent Linearity .............................................................................±10 %..........................................................(A & H tapers) ±5 % Absolute Minimum Resistance ...............................................................2 ohms maximum........................................ 2 ohms maximum Effective Electrical Angle ........................................................................250 ° ±5 °.....................................................250 ° ±5 ° Contact Resistance Variation .................................................................±1 %............................................................±3 % of total resistance or 3 ohms (whichever is greater) Dielectric Withstanding Voltage (MIL-STD-202, Method 301) Sea Level............................................................................................900 VAC minimum.......................................900 VAC minimum 70,000 Feet ........................................................................................350 VAC minimum.......................................350 VAC minimum Insulation Resistance (500 VDC) ............................................................1,000 megohms minimum...........................1,000 megohms minimum Power Rating (Voltage Limited By Power Dissipation or 350 VAC, Whichever Is Less) +70 °C ...............................................................................................(Linear tapers) 1 watt...................................(Linear tapers) 2 watts (Audio tapers) 0.5 watt (Audio tapers) 1 watt +125 °C ..............................................................................................0 watt +150 °C ...................................................................................................................................................................0 watt Theoretical Resolution ............................................................................Essentially infinite ........................................Essentially infinite Environmental Characteristics 1 Operating Temperature Range ...............................................................-1 °C to +125 °C..........................................-1 °C to +125 °C Storage Temperature Range...................................................................-65 °C to +125 °C........................................-65 °C to +150 °C Temperature Coefficient Over Storage Temperature Range...................±1,000 ppm/°C............................................±150 ppm/°C Vibration..................................................................................................20 G.............................................................20 G Total Resistance Shift.........................................................................±2 % maximum ...........................................±2 % maximum Voltage Ratio Shift..............................................................................±5 % maximum ...........................................±6 % maximum Shock......................................................................................................100 G...........................................................100 G Total Resistance Shift.........................................................................±2 % maximum ...........................................±2 % maximum Voltage Ratio Shift..............................................................................±5 % maximum ...........................................±6 % maximum Load Life.................................................................................................1,000 hours .................................................1,000 hours Total Resistance Shift.........................................................................±10 % maximum .........................................±3 % maximum Rotational Life (No Load) ........................................................................100,000 cycles ............................................50,000 cycles Total Resistance Shift.........................................................................±15 % TRS maximum ................................±5 % or 5 ohms TRS whichever is greater Contact Resistance Variation .............................................................±3 %............................................................±3 % Moisture Resistance (MIL-STD-202, Method 103, Condition B) Total Resistance Shift.........................................................................±10 % maximum ........................................±2 % maximum IP Rating .................................................................................................IP 40 ............................................................IP 40 Mechanical Characteristics 1 Stop Strength ..............................................................................................................................................................................................56.5 N-cm (5 lb.-in.) Mechanical Angle ....................................................................................................................................................................280 ° ±5 ° / 3856 – 1350 ° ±50 ° Torque (Starting and Running) ..............................................................................................................A & B bushings 0.35 to 4.23 N-cm (0.05 to 6.0 oz.-in.) C & E bushings 0.21 to 4.23 N-cm (0.3 to 6.0 oz.-in.) 3856 – 0.11 to 2.12 N-cm (0.15 to 3.0 oz.-in.) Mounting (Torque on Bushing) ......................................................................................................................................1.7-2.0 N-m (15-18 lb.-in.) maximum Weight (Single Section) ................................................................................................................................................................................30 grams maximum Terminals ........................................................................................................................................................................Printed circuit terminals or solder lugs Soldering Condition ......................................................................Recommended hand soldering using Sn95/Ag5 no clean solder, 0.025 ” wire diameter. Maximum temperature 399 °C (750 °F) for 3 seconds. No wash process to be used with no clean flux. Part can be wave soldered at 260 °C (500 °F) for 5 seconds, no wash process with no clean flux. Marking....................................................................................................Manufacturer’s trademark, wiring diagram, resistance, date code, and part number Ganging (Multiple Section Potentiometers) ......................................................................................................................................................1 cup maximum Hardware ............................................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number. 1AT ROOM AMBIENT: +25 °C NOMINAL AND 50 % RELATIVE HUMIDITY NOMINAL, EXCEPT AS NOTED. Features ■ Single-turn (3851 and 3852) ■ Linear and audio tapers ■ 3-3/4-turn (3856) ■ Wide resistance range ■ Minimal depth package ■ Good resolution Non-RoHS compliant versions are currently available, although not recommended for new designs. |
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