MODEL140 Datasheet, PDF (1/3 Pages) Vishay Siliconix – 1/2 (12.7 mm) Single - Turn Wirewound Bushing Mount Type Precision Potentiometer

Model 140
Vishay Spectrol
1_{/2" (12.7 mm) Single - Turn Wirewound}
Bushing Mount Type Precision Potentiometer
FEATURES
• Ohmic value range: 50 Ω up to 20 kΩ
• Smallest size available: 12.7 mm
• Mechanical stops on request
• High torque and sealed versions available
RoHS
COMPLIANT
ELECTRICAL SPECIFICATIONS
PARAMETER
Total Resistance
Tolerance
Absolute Minimum Resistance
Linearity (Independent)
Noise
Power Rating
Insulation Resistance
Dielectric Strength
Electrical Angle
End Voltage
50 Ω to 20 kΩ
±5%
Linearity x total resistance or
0.5 Ω, whichever is greater
± 1.0 %
100 Ω ENR
2 W at 40 °C ambient derating linearly to zero at 125 °C
1000 MΩ min. 500 V_DC
1000 V_RMS, 60 Hz
320° ± 5°
Linearity x total applied voltage for total resistance above 20 Ω;
2.0 % of total applied voltage for 20 Ω and below
MATERIAL SPECIFICATIONS
Shaft
Stainless steel, non magnetic
non-passivated
Housing
Aluminum, anodized
Rear Lid
Molded glass filled
thermoset plastic
Terminals
Brass, gold plated
Mounting Hardware
Lockwasher Internal Tooth:
Panel Nut:
Steel, nickel plated.
Brass, nickel plated
ENVIRONMENTAL SPECIFICATIONS
Vibration
20 G thru 2000 Hz
Shock
50 g
Salt Spray
96 h
Rotational Life
500 000
shaft revolutions
Load Life
900 h
Temperature Range
- 55 °C to + 125 °C (operating)
ORDERING INFORMATION/DESCRIPTION
140B
0
0
MODEL
MECHANICAL OPTIONS
SPECIAL FEATURE
0. Stops, slotted shaft (std)
1. Plain shaft
2. Shaft lock
3. Continuous rotation
4. Combination 1 and 2
5. Combination 1 and 3
6. Combination 2 and 3
7. Combination 1, 2 and 3
0. Standard torque
1. Center tap (10K max. Rt)
2. High torque
3. Sealed construction
4. Combination 1 and 2
5. Combination 1 and 3
6. Combination 2 and 3
7. Combination 1, 2 and 3
20K
OHMIC VALUE
BO10
PACKAGING
Box of 10 pieces
SAP PART NUMBERING GUIDELINES
140B
7
MODEL
MECHANICAL OPTION
From 0 to 7
0
FEATURE
From 0 to 7
103
OHMIC VALUE
103 = 10K
B10
PACKAGING
Box of
10 pieces
www.vishay.com
88
For technical questions, contact: [e-mail]
Document Number: 57097
Revision: 28-Jun-07