X-On Electronics has gained recognition as a prominent supplier of 81C2A-E20-A07/A07L across the USA, India, Europe, Australia, and various other global locations. 81C2A-E20-A07/A07L are a product manufactured by Bourns. We provide cost-effective solutions for 81C2A-E20-A07/A07L, ensuring timely deliveries around the world.

81C2A-E20-A07/A07L Bourns

81C2A-E20-A07/A07L electronic component of Bourns
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Part No.81C2A-E20-A07/A07L
Manufacturer: Bourns
Category: Unclassified
Description: Res Cermet POT 250/250 Ohm 10% 1W 1(Elec)/1(Mech)Turn 3.18mm (41.92 X 15.88 X 17.52mm) Pin Panel Mount/Through Hole
Datasheet: 81C2A-E20-A07/A07L Datasheet (PDF)
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



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We are delighted to provide the 81C2A-E20-A07/A07L from our Bourns manufacturer, at competitive rates not only in the United States, Australia, and India, but also across Europe and beyond. A long established and extensive electronic component distribution network has enhanced our global reach and dependability, ensuring cost savings through prompt deliveries worldwide. Client satisfaction is at the heart of our business, where every component counts and every customer matters. Our technical service team is ready to assist you. From product selection to after-sales support, we strive to deliver a seamless and satisfying experience. Are you ready to experience the best in electronic component distribution? Contact X-ON Electronics today and discover why X-On are a preferred choice for the 81C2A-E20-A07/A07L and other electronic components in the Bourns manufacturer and beyond.

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Features Metal shaft and bushing Consistent, smooth quality feel Up to 4 sections available Rotary switch option designed for on-off function control RoHS compliant* 81/82 - 5/8 Square Single-Turn Panel Control 85/86 - 5/8 Square Single-Turn Panel Control with Rotary Switch Potentiometer Speci cations 1 Initial Electrical Characteristics Conductive Plastic Element Cermet Element Standard Resistance Range Linear Tapers (A, B, E, & H) ..................................................................(B & E) 1 K ohms to 1 megohm ............. (A & H) 100 ohms to 1 megohm Audio Tapers (C, D, F, G, S, & T) .........................................................(D, G, S, & T) 1 K ohms to 1 megohm ... (C & F) 1 K ohms to 1 megohm Total Resistance Tolerance .........................................................................20 % or 10 % ...................................... 10 % or 5 % Independent Linearity .................................................................................5 % ...................................................... 5 % Absolute Minimum Resistance ...................................................................2 ohms maximum .................................. 2 ohms maximum E ective Electrical Angle ............................................................................(Linear tapers) 240 5 ...................... (Linear tapers) 240 6 (Audio tapers) 225 5 ...................... (Audio tapers) 225 6 Contact Resistance Variation .....................................................................1 % ...................................................... 1 % or 3 ohms (whichever is greater) Dielectric Withstanding Voltage (MIL-STD-202, Method 301) Sea Level ..............................................................................................1,500 VAC minimum .............................. 1,500 VAC minimum 70,000 Feet ..........................................................................................500 VAC minimum ................................. 500 VAC minimum Insulation Resistance (500 VDC) ................................................................1,000 megohms minimum ..................... 1,000 megohms minimum Power Rating At 70 C (Voltage Limited By Power Dissipation or 350 VAC, Whichever Is Less) +70 C Single Section Assembly .........................................................(Linear tapers) 1 watt ............................. (Linear tapers) 2 watts (Audio tapers) 0.5 watt .......................... (Audio tapers) 1 watt +70 C Multiple Section Assembly.......................................................(Linear tapers) 0.5 watt/section ............. (Linear tapers) 1 watt/section (Audio tapers) 0.25 watt/section ........... (Audio tapers) 0.5 watt/section +125 C ................................................................................................0 watt ..................................................... 0 watt Theoretical Resolution ................................................................................Essentially in nite .................................. Essentially in nite 1 Environmental Characteristics Operating Temperature Range ...................................................................-40 C to +125 C .................................. -40 C to +125 C Storage Temperature Range ......................................................................-55 C to +125 C .................................. -55 C to +125 C Temperature Coe cient Over Storage Temperature Range ......................1,000 ppm/C ...................................... 150 ppm/C Vibration (Single Section) ...........................................................................15 G ....................................................... 15 G Total Resistance Shift ...........................................................................2 % maximum ..................................... 2 % maximum Voltage Ratio Shift ................................................................................5 % maximum ..................................... 5 % maximum Shock (Single Section) ...............................................................................30 G ....................................................... 30 G Total Resistance Shift ...........................................................................2 % maximum ..................................... 2 % maximum Voltage Ratio Shift ................................................................................5 % maximum ..................................... 5 % maximum Load Life .....................................................................................................1,000 hours ........................................... 1,000 hours Total Resistance Shift ...........................................................................10 % maximum ................................... 5 % maximum Rotational Life (No Load) ............................................................................100,000 cycles ...................................... 100,000 cycles Total Resistance Shift ...........................................................................(Linear taper) 10 ohms or ..................... (All tapers) 5 % TRS maximum 10 % TRS max. (whichever is greater) (Audio taper) 20 % maximum Contact Resistance Variation 50,000 cycles (Audio taper) ..................................................................................3 % ...................................................... 3 % (Linear taper) .................................................................................2 % ...................................................... 2 % Moisture Resistance (MIL-STD-202, Method 103, Condition B) Total Resistance Shift ...........................................................................(B & E tapers) 10 % maximum ........... 5 % maximum (all tapers) (D, G, S & T tapers) 20 % maximum Insulation Resistance (500 VDC) ..........................................................100 megohms minimum ........................ 100 megohms minimum IP Rating .....................................................................................................IP40 ....................................................... IP40 Mechanical Characteristics Stop Strength 1/4 and 1/8 diameter shafts ......................................................................................................................................................... 45.19 N-cm (4 lb.-in.) 7/8 length shaft ................................................................................................................................................................................. 22.6 N-cm (2 lb.-in.) Mechanical Angle ...................................................................................................................................................................................................... 300 5 Torque Starting and Running Torque (Non-Locking Bushings) Single Section .................................................................................................................................................................0.14 to 1.06 N-cm (0.2 to 1.5 oz.-in.) Dual Section ....................................................................................................................................................................0.14 to 1.06 N-cm (0.2 to 1.5 oz.-in.) Triple Section ...................................................................................................................................................................0.35 to 1.41 N-cm (0.5 to 2.0 oz.-in.) Quadruple Section ..........................................................................................................................................................0.35 to 1.41 N-cm (0.5 to 2.0 oz.-in.) Starting and Running Torque (Locking Bushings) .....................................................................................................0.14 to 2.82 N-cm (0.2 to 4.0 oz.-in.) Shaft Locking Torque with Locknut 10 in-lb. (B & E Bushings) ........................................................................................................ 14 N-cm (20 oz-in.) Mounting ...................................................................................................................................................................1.7-2.0 N-m (15-18 lb.-in.) maximum Weight (Single Section).............................................................................................................................................................................. 21 grams maximum (Each Additional Section) ...................................................................................................................................................................... 6 grams maximum Terminals .......................................................................................................................................................................... Printed circuit terminals or J-Hooks 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 ux. Marking ..........................................................................Manufacturers trademark, wiring diagram, date code and resistance, manufacturers part number Ganging (multiple section potentiometers) ..................................................................................................................................................... 4 cup maximum Hardware ...........................................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number. For dimensional drawings see pages 3 & 4. For ordering information see page 5. NOTE: Model 81/82 performance speci cations do not apply to units subjected to printed circuit board cleaning procedures. 1 At room ambient: +25 C nominal and 50 % relative humidity nominal, except as noted. *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. 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. *RoHS COMPLIANT81/82 - 5/8 Square Single-Turn Panel Control 85/86 - 5/8 Square Single-Turn Panel Control with Rotary Switch Rotary Switch Speci cations 1 Initial Electrical Characteristics Contacts: DPST ...............................................................................................................................................................................N.O/N.O.,N.C./N.C. or N.O./N.C. Power Rating (Resistive Load): DPST ............................................................................................................ 2 A 125 volts RMS-60 Hz or 2 A 28 VDC, 1 A 250 volts RMS-60 Hz Contact Resistance (0.1 VDC-10 mA) ..................................................................................................................................................... 10 milliohms nominal Contact Bounce ................................................................................................................................................................................ 5 milliseconds maximum Dielectric Withstanding Voltage (MIL-STD-202, Method 301) Sea Level ............................................................................................................................................................................................. 1500 VAC minimum Insulation Resistance ....................................................................................................................................................................... 1000 megohms minimum 1 Environmental Characteristics Operating Temperature Range ....................................................................................................................................................................... -40 C to +70 C Storage Temperature Range ........................................................................................................................................................................ -65 C to +125 C Vibration (Dual Section) ....................................................................................................................................................................................................... 8 G (Triple Section) .................................................................................................................................................................................................... 5 G (Quadruple Section) ........................................................................................................................................................................................... 3 G Contact Resistance ........................................................................................................................................................................ 10 milliohms maximum Contact Bounce ......................................................................................................................................................................... 0.1 millisecond maximum Shock (Dual Section) ......................................................................................................................................................................................................... 20 G (Triple Section) ...................................................................................................................................................................................................... 15 G (Quadruple Section) ............................................................................................................................................................................................. 10 G Contact Resistance ........................................................................................................................................................................ 10 milliohms maximum Contact Bounce ......................................................................................................................................................................... 0.1 millisecond maximum Rotational Life .....................................................................................................................................................................................................25,000 cycles Switch Actuating Torque (50% Duty cycle Rated Power Load) ..................................................................................1.41 to 4.94 N-cm (2 to 7 oz.-in.) Contact Resistance ...................................................................................................................................................................... 100 milliohms maximum Moisture Resistance (MIL-STD-202, Method 106, Condition B) Contact Resistance (0.1 VDC-10 mA) ............................................................................................................................................ 10 milliohms maximum Insulation Resistance (After 24 Hours Room Temperature) (500 VDC) .................................................................................... 100 megohms minimum Switch Housing Material ................................................................................................................. High temperature, ame retardant, thermosetting plastic 1 Mechanical Characteristics Actuating Torque (Each Section, Switch Module Only) .......................................................................................................3.53 to 10.6 N-cm (5 to 15 oz.-in.) Running Torque (Out of Detent, 2-4 Module Assembly) .....................................................................................................0.21 to 1.41 N-cm (0.3 to 2 oz.-in.) Detent ..................................................................................................................................................................................................... CW or CCW standard Actuation Angle ...................................................................................................................................................................................................................25 Contact Materials ..........................................................................................................................................................................Fine silver with gold overlay Terminal Styles .................................................................................................................................................................................................. Solder lug only Standard Orientation ..............................................................................................................................................................In-line with control terminals Optional ..........................................................................................................................................................................Rotated 90 CCW from standard Terminal Strength (Before and After Soldering Heat Exposure) .......................................................................................................... 0.9 Kg (2 lbs.) minimum NOTE: Model 81/82 performance speci cations do not apply to units subjected to printed circuit board cleaning procedures. 1 At room ambient: +25 C nominal and 50 % relative humidity nominal, except as noted. 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.

Tariff Desc

8533408050
Bourns Inc.
BOURNS JW MILLER
BR4
J.W. Miller
JW Miller
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