3590S-2线绕电位器进口BOURNS**2W功率精密10圈旋转电位器

Electrical Characteristics1
Standard Resistance Range........................................................................................200 to 100 K ohms
Total Resistance Tolerance................................................................................................................±5 %
Independent Linearity...................................................................................................................±0.25 %
Effective Electrical Angle................................................................................................3600 ° +10 °, -0 °
Absolute Minimum Resistance .....................................1 ohm or 0.1 % maximum (whichever is greater)
Noise .................................................................................................................100 ohms ENR maximum
Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Sea Level...............................................................................................................1,500 VAC minimum
Power Rating (Voltage Limited By Power Dissipation or 450 VAC, Whichever is Less)
+40 °C ........................................................................................................................................2 watts
+125 °C........................................................................................................................................0 watt
Insulation Resistance (500 VDC) ......................................................................1,000 megohms minimum
Resolution .............................................................................................See recommended part numbers
Environmental Characteristics1
Operating Temperature Range .......................................................................................+1 °C to +125 °C
Storage Temperature Range .........................................................................................-55 °C to +125 °C
Temperature Coefficient Over Storage Temperature Range2 ...........................±50 ppm/°C maximum/unit
Vibration..............................................................................................................................................15 G
Wiper Bounce ...............................................................................................0.1 millisecond maximum
Shock..................................................................................................................................................50 G
Wiper Bounce ...............................................................................................0.1 millisecond maximum
Load Life....................................................................................................................1,000 hours, 2 watts
Total Resistance Shift...................................................................................................±2 % maximum
Rotational Life (No Load) ................................................................................1,000,000 shaft revolutions
Total Resistance Shift...................................................................................................±5 % maximum
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift...................................................................................................±2 % maximum
IP Rating
Sealed Versions (-3, -4, -7, and -8) ...............................................................................................IP 65
Unsealed Versions (-1 -2, -5, and -6) ............................................................................................IP 40
Mechanical Characteristics1
Stop Strength .............................................................................................45 N-cm (64 oz.-in.) minimum
Mechanical Angle...........................................................................................................3600 ° +10 °, -0 °
Torque (Starting & Running).................................................0.35 N-cm (0.5 oz.-in.) maximum (unsealed)
1.1 N-cm (1.5 oz.-in.) maximum (sealed)
Mounting ............................................................................................55-80 N-cm (5-7 lb.-in.) (plastic)
170-200 N-cm (15-18 in.-lb.) (metal)
Shaft Runout ......................................................................................................0.13 mm (0.005 in.) T.I.R.
Lateral Runout....................................................................................................0.20 mm (0.008 in.) T.I.R.
Shaft End Play....................................................................................................0.25 mm (0.010 in.) T.I.R.
Shaft Radial Play................................................................................................0.13 mm (0.005 in.) T.I.R.
Pilot Diameter Runout........................................................................................0.08 mm (0.003 in.) T.I.R.
Backlash.............................................................................................................................1.0 ° maximum
Weight.........................................................................................................................Approximately 19 G
Terminals ................................................................................................................Solder lugs or PC pins
Soldering Condition
Manual Soldering ..............................................................96.5Sn/3.0Ag/0.5Cu solid wire or no-clean
rosin cored wire; 370 °C (700 °F) max. for 3 seconds
Wave Soldering ........................96.5Sn/3.0Ag/0.5Cu solder with no-clean flux; 260 °C (500 °F) max.
for 5 seconds
Wash processes ......................................................................................................Not recommended
Marking......................................................Manufacturer’s name and part number, resistance value and
tolerance, linearity tolerance, wiring diagram, and date code.
Ganging (Multiple Section Potentiometers) .....................................................................1 cup maximum
Hardware...........................One lockwasher and one mounting nut is shipped with each potentiometer.

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