Total Resistance Tolerance................±10 %......................................±10 %Independent Linearity........................±1 %........................................±1 %

Effective Electrical Angle....................340 ° ±3 °..................................340 ° ±3 °

End Voltage........................................0.5 % maximum......................0.5 % maximumOutput Smoothness............................0.1 %........................................0.1 %Dielectric Withstanding Voltage (MIL-STD-202, Method 301)

Sea Level........................................750 VAC minimum....................750 VAC minimumPower Rating (Voltage Limited By Power Dissipation or 300 VAC, Whichever is Less)+70 °C............................................1 watt........................................1 watt+125 °C..........................................0 watt........................................0 watt

Insulation Resistance (500 VDC)........1,000 megohms minimum........1,000 megohms minimumResolution..........................................Essentially infinite....................Essentially infinite

Environmental Characteristics1

Operating Temperature Range..........-40 °C to +125 °C....................-40 °C to +125 °CStorage Temperature Range..............-65 °C to +125 °C....................-65 °C to +125 °CTemperature Coefficient

Over Storage Temperature Range......±500 ppm/°C maximum..........±500 ppm/°C maximumVibration..............................................15 G..........................................15 G

Wiper Bounce................................0.1 millisecond maximum........0.1 millisecond maximumTotal Resistance Shift....................±5 % maximum........................±5 % maximumVoltage Ratio Shift..........................±0.5 % maximum....................±0.5 % maximumShock..................................................50 G..........................................50 G

Wiper Bounce................................0.1 millisecond maximum........0.1 millisecond maximumTotal Resistance Shift....................±5 % maximum........................±5 % maximumVoltage Ratio Shift..........................±0.5 % maximum....................±0.5 % maximumLoad Life............................................1,000 hours, 1 watt..................1,000 hours, 1 wattTotal Resistance Shift....................±10 % maximum......................±10 % maximum

Rotational Life (No Load)....................10,000,000 shaft revolutions....20,000,000 shaft revolutionsTotal Resistance Shift....................±10 % maximum......................±10 % maximumMoisture Resistance (MIL-STD-202, Method 106)

Total Resistance Shift....................±15 % maximum......................±10 % maximumIP Rating............................................IP 40........................................IP 40

6538 BALL BEARING

Mechanical Characteristics1

Mechanical Angle..............................Continuous..............................Continuous

Torque (Starting & Running)................0.40 N-cm (0.5 oz.-in.) max. ....0.18 N-cm (0.25 oz.-in.) max.Shaft Runout......................................0.025 mm (0.001 in.) T.I.R.........0.025 mm (0.001 in.) T.I.R.Lateral Runout....................................0.08 mm (0.003 in.) T.I.R...........0.08 mm (0.003 in.) T.I.R.Shaft End Play....................................0.13 mm (0.005 in.) T.I.R...........0.13 mm (0.005 in.) T.I.R.Shaft Radial Play................................0.13 mm (0.005 in.) T.I.R...........0.08 mm (0.003 in.) T.I.R.Pilot Diameter Runout........................0.06 mm (0.0025 in.) T.I.R.........0.06 mm (0.0025 in.) T.I.R.Backlash............................................0.1 ° maximum........................0.1 ° maximumWeight................................................18 gm........................................18 gm

Terminals.......................................................................................................Molded-in rear turret typeSoldering 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 recommendedMarking.................................................Manufacturer’s name and part number, resistance value and

tolerance, linearity tolerance, wiring diagram, and date code.

Ganging (Multiple Section Pots.).................................................................................1 cup maximumHardware............................................................................................................No hardware included

Recommended Part NumbersBOLDFACE LISTINGS ARE IN STOCK AND READILY AVAILABLE THROUGH DISTRIBUTION.FOR OTHER OPTIONS CONSULT FACTORY.

1

CLOCKWISE

At room ambient: +25 °C nominal and 50 % relative humidity, except as noted.

REV. 10/08

*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.