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
RoHS
• Mechanical stops on request
COMPLIANT
• High torque and sealed versions available
ELECTRICAL SPECIFICATIONS
PARAMETER
Total Resistance
Tolerance
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 VDC
1000 VRMS, 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
Absolute Minimum Resistance
Linearity (Independent)
Noise
Power Rating
Insulation Resistance
Dielectric Strength
Electrical Angle
End Voltage
MATERIAL SPECIFICATIONS
Shaft
Housing
Rear Lid
Terminals
Mounting Hardware
Lockwasher Internal Tooth:
Panel Nut:
ENVIRONMENTAL SPECIFICATIONS
Stainless steel, non magnetic
non-passivated
Aluminum, anodized
Molded glass filled
thermoset plastic
Brass, gold plated
Vibration
20 G thru 2000 Hz
Shock
50 g
Salt Spray
96 h
500 000
shaft revolutions
Rotational Life
Load Life
Steel, nickel plated.
Brass, nickel plated
900 h
Temperature Range
- 55 °C to + 125 °C (operating)
ORDERING INFORMATION/DESCRIPTION
140B
0
0
20K
BO10
MODEL
MECHANICAL OPTIONS
SPECIAL FEATURE
OHMIC VALUE
PACKAGING
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
Box of 10 pieces
SAP PART NUMBERING GUIDELINES
140B
7
0
103
B10
MODEL
MECHANICAL OPTION
FEATURE
OHMIC VALUE
PACKAGING
From 0 to 7
From 0 to 7
103 = 10K
Box of
10 pieces
www.vishay.com
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For technical questions, contact: sfer@vishay.com
Document Number: 57097
Revision: 28-Jun-07
