Features
■ Knurled or plain metal shaft
■ Audio and linear tapers
■ Low noise/low impedance
■ Conductive polymer element
■ 25k and 50k ohm resistance values for
active electronics
Model 95 Premium Guitar Potentiometer
Specifi 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
specifi c applications.
Initial Electrical Characteristics
1
Standard Resistance Value ............................................................................................................................................. 25k, 50k, 250k, 300k and 500k ohms
Total Resistance Tolerance ................................................................................................................................................................................................. 20 %
Independent Linearity ......................................................................................................................................................................................................... ±5 %
Absolute Minimum Resistance .......................................................................................................................................................................2 ohms maximum
Effective Electrical Angle ........................................................................................................................................................................................... 225 ° ± 5 °
Contact Resistance Variation ............................................................................................................................................................................................. ±1 %
Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Sea Level .............................................................................................................................................................................................1,500 VAC minimum
70,000 Feet .............................................................................................................................................................................................500 VAC minimum
Insulation Resistance (500 VDC) ......................................................................................................................................................1,000 megohms minimum
Power Rating (Voltage Limited By Power Dissipation or 350 VAC, Whichever Is Less)
+70 °C ....................................................................................................................................................................................................................0.25 watt
+125 °C .......................................................................................................................................................................................................................0 watt
Theoretical Resolution ....................................................................................................................................................................................Essentially infi nite
Environmental Characteristics
1
Operating Temperature Range .......................................................................................................................................................................-40 °C to +125 °C
Storage Temperature Range ..........................................................................................................................................................................-55 °C to +125 °C
Temperature Coeffi cient Over Storage Temperature Range .............................................................................................................................. ±1,000 ppm/°C
Vibration ............................................................................................................................................................................................................................. 15 G
Total Resistance Shift ...................................................................................................................................................................................±2 % maximum
Voltage Ratio Shift ........................................................................................................................................................................................±5 % maximum
Shock.................................................................................................................................................................................................................................. 30 G
Total Resistance Shift ...................................................................................................................................................................................±2 % maximum
Voltage Ratio Shift ........................................................................................................................................................................................±5 % maximum
Load Life .................................................................................................................................................................................................................. 1,000 hours
Total Resistance Shift .................................................................................................................................................................................±10 % maximum
Rotational Life (No Load).................................................................................................................................................................................... 100,000 cycles
Total Resistance Shift ................................................................................................................................................................................ ±20 % maximum
Contact Resistance Variation @ 50,000 cycles .......................................................................................................................................................... ±3 %
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift ........................................................................................................................................................................ ±20 % TRS maximum
Insulation Resistance (500 VDC) ...................................................................................................................................................100 megohms minimum
IP Rating ............................................................................................................................................................................................................................IP 40
Mechanical Characteristics
1
Mechanical Angle ....................................................................................................................................................................................................... 300 ° ±5 °
Rotational Torque ..............................................................................................................................................................................0.7 oz-in (50 g-cm) typical
Weight
Standard Bushing ............................................................................................................................................................................................. 14.25 grams
Long Bushing ................................................................................................................................................................................................... 18.15 grams
Terminals .................................................................................................................................................................................................................. Solder lugs
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 fl ux.
Marking ............................................................................................................ Manufacturer’s trademark, date code, resistance, manufacturer’s part number
Hardware .......................................... One lockwasher, one fl at washer, two mounting nuts and one solder lug washer are shipped with each potentiometer.
1
AT ROOM AMBIENT: +25 °C NOMINAL AND 50 % RELATIVE HUMIDITY NOMINAL, EXCEPT AS NOTED.
Audio Taper Plot
100
90
80
70
60
50
40
30
20
10
0
0 1020304050
PERCENT EFFECTIVE ELECTRICAL CLOCKWISE ROTATION
PERCENT VOLTAGE RATIO OUTPUT
60 70 80 90 100
*RoHS COMPLIANT
010
10
20
20
30
30
40
40
50
50
60
60
70
70
80
80
90
90
100
100
Terminal 1-2 Output Voltage
Terminal 1-3 Input Voltage
X 100 (%)
Rotational Travel (%)
Linear Taper Plot
Schematic
1
3
CCW
2
POTENTIOMETER
