MODEL 23A, B, S
1
4mm Square
Sealed Single Turn
Surface Mount
Cermet Trimming
Potentiometer
ELECTRICAL
Standard Resistance Range, Ohms 10 to 2Meg
Standard Resistance Tolerance 20%
Input Voltage, Maximum 200 Vdc or rms not to exceed power rating
Power Rating, Watts 0.25 at 70C derating to 0 at 125C
End Resistance, Maximum 1% or 3 Ohms, whichever is greater
Actual Electrical Travel, Nominal 210
Dielectric Strength 500 Vrms
Insulation Resistance, Minimum 100 Megohms
Resolution Essentially infinite
Contact Resistance Variation, Maximum 1% or 3 Ohms, whichever is greater
ENVIRONMENTAL
Seal 85C Fluorinert (No Leaks)
Temperature Coefficient, Maximum 100ppm/C (<200 Ohms, >1Meg = 250ppm/C)
Operating Temperature Range 55C to +125C
Thermal Shock 5 cycles, 55C to +125C (2% RT, 2% VR)
Moisture Resistance Ten 24 hour cycles (3% RT)
Shock, 6ms Sawtooth 100Gs (1% RT, 1% VR)
Vibration 20Gs, 10 to 2,000 Hz (1% RT, 1% VR)
High Temperature Exposure 250 hours at 125C (2% RT, 2% VR)
Rotational Life 100 cycles (5% RT)
Load Life at 0.25 Watts 1,000 hours at 70C (3% RT, 1% VR)
Resistance to Solder Heat 260C for 10 sec. (1% RT)
MECHANICAL
Mechanical Stops Solid
Stop Strength, Minimum 4 oz.-in. (300 gr-cm)
Torque, Maximum 2 oz.-in. (150 gr-cm)
Weight, Nominal .005 oz. (0.14 grams)
Fluorinert is a registered trademark of 3M Company.
Specifications subject to change without notice.
Model 23A, B, S
1-9TOP ADJUSTMENT (Inch/mm)
Model 23A, B, S
1-10