Non-RoHS versions are available, but
not recommended for new designs.
Features
■ Small diameter
■ Wide resistance range
■ Good resolution
■ Linear tapers
■ Cermet element
3862 - 1/2 ” Diameter Single-Turn Panel Control
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Initial Electrical Characteristics
Standard Resistance Range.................................................................................................................................................100 ohms to 1 megohm
Total Resistance Tolerance............................................................................................................................................................... (A Taper) ±10 ꢀ
(H Taper) ±±ꢀ
Independent Linearity........................................................................................................................................................................................ ±± ꢀ
Absolute Minimum Resistance...................................................................................................................................................... 2 ohms maximum
Effective Electrical Angle..........................................................................................................................................................................260 ° ±10 °
Contact Resistance Variation ........................................................................................................................±ꢁ ꢀ or 6 ohms (ꢂhichever is greater)
Dielectric Withstanding Voltage (MIL-STD-202, Method ꢁ01)
Sea Level................................................................................................................................................................................ 7±0 VAC minimum
70,000 Feet............................................................................................................................................................................. ꢁ±0 VAC minimum
Insulation Resistance (±00 VDC) ...................................................................................................................................... 1,000 megohms minimum
Poꢂer Rating (Voltage Limited by Poꢂer Dissipation or ꢁ±0 VAC, Whichever is Less)
+70 °C.........................................................................................................................................................................................................1 ꢂatt
+12± °C.......................................................................................................................................................................................................0 ꢂatt
Theoretical Resolution................................................................................................................................................................... Essentially infinite
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Environmental Characteristics
Operating Temperature Range ...................................................................................................................................................... -40 °C to +12± °C
Storage Temperature Range ......................................................................................................................................................... -6± °C to +12± °C
Temperature Coefficient Over Storage Temperature Range ................................................................................................................ ±1±0 ppmꢃ°C
Vibration ............................................................................................................................................................................................................ 20 G
Total Resistance Shift................................................................................................................................................................. ±2 ꢀ maximum
Voltage Ratio Shift...................................................................................................................................................................... ±6 ꢀ maximum
Shock ................................................................................................................................................................................................................. ±0 G
Total Resistance Shift................................................................................................................................................................. ±2 ꢀ maximum
Voltage Ratio Shift...................................................................................................................................................................... ±6 ꢀ maximum
Load Life..................................................................................................................................................................................................1,000 hours
Total Resistance Shift................................................................................................................................................................. ±ꢁ ꢀ maximum
Rotational Life (C & N Bushing) No Load .............................................................................................................................................±0,000 cycles
Total Resistance Shift................................................................................................................................................................. ±± ꢀ maximum
Contact Resistance Variation ...................................................................................................................................................................... ±ꢁ ꢀ
Moisture Resistance (MIL-STD-202, Method 106, Condition B)
Total Resistance Shift................................................................................................................................................................. ±2 ꢀ maximum
Insulation Resistance (±00 VDC) ................................................................................................................................... 100 megohms minimum
Salt Spray...................................................................................................................................................MIL-STD-202, Method 101, Condition A
IP Rating.............................................................................................................................................................................................................IP 40
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Mechanical Characteristics
Stop Strength ............................................................................................................................................................... ꢁꢁ N-cm (ꢁ lb.-in.) maximum
Mechanical Angle.......................................................................................................................................................................................29± ° ±ꢁ °
Torque
Starting and Running.......................................................................................................................................... ꢁ.±ꢁ N-cm (± oz.-in.) maximum
Mounting (Torque on Bushing)................................................................................................................... 1.7-2.0 N-m (1±-18 lb.-in.) maximum
Shaft Locking Torque ꢂith Locking Bushings ................................................................................................................. 14.12 N-cm (20 oz.-in.)
Weight (Single Section)............................................................................................................................................................... 2± grams maximum
(Each Additional Section) .....................................................................................................................................................................................
Terminals ...................................................................................................................................................................Printed circuit pins or J-Hooks
Soldering Condition.................................................... Recommended hand soldering using Sn8±ꢃAg± no clean solder, 0.02± ” ꢂire diameter
Maximum temperature ꢁ99 °C (7±0 °F) for ꢁ seconds. No ꢂash process to be used ꢂith no clean flux.
Part can be ꢂave soldered at 260 °C (±00 °F) for ± seconds, no ꢂash process ꢂith no clean flux.
Marking.................................................................Manufacturer’s trademark, ꢂiring diagram, date code, resistance, manufacturer’s part number
Ganging............................................................................................................................................................................................ 1 cup maximum
Hardꢂare........................... One lockꢂasher and one mounting nut is shipped ꢂith each potentiometer, except ꢂhere noted in the part number.
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AT ROOM AMBIENT: +25 °C NOMINAL AND 50 % RELATIVE HUMIDITY NOMINAL, EXCEPT AS NOTED.
*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.
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