3862C-202-501A Bourns Inc., 3862C-202-501A Datasheet

Panel Mount Potentiometers 1/2 500ohm Single Turn Cermet

3862C-202-501A

Manufacturer Part Number
3862C-202-501A
Description
Panel Mount Potentiometers 1/2 500ohm Single Turn Cermet
Manufacturer
Bourns Inc.
Type
Potentiometerr
Datasheet

Specifications of 3862C-202-501A

Resistance
500Ohm
Power Rating
1W
Tolerance (+ Or -)
10%
Number Of Turns
1Turn
Technology
Cermet
Mounting Style
Panel
Termination Style
J-Hook
Operating Temp Range
-40C to 125C
Failure Rate
Not Required
Shaft Diameter (mm)
3.18mm
Product Diameter (mm)
12.7mm
Product Length (mm)
Not Requiredmm
Product Height (mm)
27.39mm
Product Depth (mm)
Not Requiredmm
Temperature Coefficient
±150
Tolerance
10 %
Taper
Linear
Element Type
Cermet
Shaft Type
Slotted
Shaft Length
15.88 mm
Shaft Diameter
3.18 mm
Operating Temperature Range
- 1 C to + 125 C
Product
Panel Mount Potentiometers
Lead Free Status / RoHS Status
Not Compliant
Standard Resistance Range .................................................................................................................................................100 ohms to 1 megohm
Total Resistance Tolerance ............................................................................................................................................................... (A Taper) ±10 %
Independent Linearity ........................................................................................................................................................................................ ±5 %
Absolute Minimum Resistance ...................................................................................................................................................... 2 ohms maximum
Effective Electrical Angle .......................................................................................................................................................................... 260 ° ±10 °
Contact Resistance Variation ........................................................................................................................ ±3 % or 6 ohms (whichever is greater)
Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Insulation Resistance (500 VDC) ...................................................................................................................................... 1,000 megohms minimum
Power Rating (Voltage Limited by Power Dissipation or 350 VAC, Whichever is Less)
Theoretical Resolution ................................................................................................................................................................... Essentially infi nite
Operating Temperature Range ...................................................................................................................................................... -40 °C to +125 °C
Storage Temperature Range ......................................................................................................................................................... -65 °C to +125 °C
Temperature Coeffi cient Over Storage Temperature Range ................................................................................................................ ±150 ppm/°C
Vibration ............................................................................................................................................................................................................ 20 G
Shock ................................................................................................................................................................................................................. 50 G
Load Life ..................................................................................................................................................................................................1,000 hours
Rotational Life (C & N Bushing) No Load .............................................................................................................................................50,000 cycles
Moisture Resistance (MIL-STD-202, Method 106, Condition B)
Salt Spray ...................................................................................................................................................MIL-STD-202, Method 101, Condition A
IP Rating .............................................................................................................................................................................................................IP 40
Stop Strength ............................................................................................................................................................... 33 N-cm (3 lb.-in.) maximum
Mechanical Angle ....................................................................................................................................................................................... 295 ° ±3 °
Torque
Weight (Single Section)............................................................................................................................................................... 25 grams maximum
Terminals ................................................................................................................................................................... Printed circuit pins or J-Hooks
Marking .................................................................Manufacturer’s trademark, wiring diagram, date code, resistance, manufacturer’s part number
Ganging ............................................................................................................................................................................................ 1 cup maximum
Hardware ........................... One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number.
1 AT ROOM AMBIENT: +25 °C NOMINAL AND 50 % RELATIVE HUMIDITY NOMINAL, EXCEPT AS NOTED.
Initial Electrical Characteristics
Environmental Characteristics
Mechanical Characteristics
Sea Level ................................................................................................................................................................................ 750 VAC minimum
70,000 Feet ............................................................................................................................................................................. 350 VAC minimum
+70 °C......................................................................................................................................................................................................... 1 watt
+125 °C....................................................................................................................................................................................................... 0 watt
Total Resistance Shift ................................................................................................................................................................. ±2 % maximum
Voltage Ratio Shift ...................................................................................................................................................................... ±6 % maximum
Total Resistance Shift ................................................................................................................................................................. ±2 % maximum
Voltage Ratio Shift ...................................................................................................................................................................... ±6 % maximum
Total Resistance Shift ................................................................................................................................................................. ±3 % maximum
Total Resistance Shift ................................................................................................................................................................. ±5 % maximum
Contact Resistance Variation ...................................................................................................................................................................... ±3 %
Total Resistance Shift ................................................................................................................................................................. ±2 % maximum
Insulation Resistance (500 VDC) ................................................................................................................................... 100 megohms minimum
Starting and Running .......................................................................................................................................... 3.53 N-cm (5 oz.-in.) maximum
Mounting (Torque on Bushing)................................................................................................................... 1.7-2.0 N-m (15-18 lb.-in.) maximum
Shaft Locking Torque with Locking Bushings ................................................................................................................. 14.12 N-cm (20 oz.-in.)
Soldering Condition .................................................... Recommended hand soldering using Sn85/Ag5 no clean solder, 0.025 ” wire diameter
1
1
1
Maximum temperature 399 °C (750 °F) for 3 seconds. No wash process to be used with no clean fl ux.
Part can be wave soldered at 260 °C (500 °F) for 5 seconds, no wash process with no clean fl ux.
Features
3862 - 1/2 ” Diameter Single-Turn Panel Control
Small diameter
Wide resistance range
Good resolution
Linear tapers
Cermet element
Customers should verify actual device performance in their specifi c applications.
*RoHS Directive 2002/95/EC Jan 27, 2003 including Annex.
Specifi cations are subject to change without notice.
(H Taper) ±5%

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3862C-202-501A Summary of contents

Page 1

Initial Electrical Characteristics Standard Resistance Range .................................................................................................................................................100 ohms to 1 megohm Total Resistance Tolerance ............................................................................................................................................................... (A Taper) ±10 % Independent Linearity ........................................................................................................................................................................................ ±5 % Absolute Minimum Resistance ...................................................................................................................................................... 2 ohms maximum Effective Electrical Angle .......................................................................................................................................................................... 260 ° ±10 ° ...

Page 2

... TYP. 5.08 6.731 (.200) (.265) DIA. 3862C/N 9.53, 22.23 (3/8, 7/8) 11.51 ± .41 .89 ± .25 (.453 ± .016) DIA. (.035 ± .010) 12.07 ± .76 2 PLCS. .79 L (.475 ± .030) (.031) 12.7 ± .41 DIA. (.500 ± ...

Page 3

How to Order 3862 Series Panel Controls 3862 SHAFT TYPE (FMS) & DIAMETER 12 3/8 ” (9.53 mm 1/8 ” (3.18 mm 1/2 ” (12.7 mm 1/8 ” (3.18 mm 5/8 ” ...

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