Datasheet

P11, PA11
Vishay Sfernice
Modular Potentiometers with Cermet (P11) or
Conductive Plastic Elements (PA11)
www.vishay.com For technical questions, contact: [e-mail]
See also: Application notes
Document Number: 51031
94 Revision: 23-Aug-07
FEATURES
• CECC 41300
• GAM T1
• P11 version for industrial and military applications
• PA11 version for professional audio applications
• Trimmer version T11/TA11 (see document No. 51021)
• Miniature module size: 12.5 mm square - low current
compatibility
• Five shaft diameters and 12 terminal styles
• Multiple assemblies - up to seven modules
• Shaft and panel sealed version
• Up to twenty-one indent positions
• Switch modules
• Concentric shafts
• Custom designs
* Consult Vishay Sfernice for other ohmic values
MECHANICAL SPECIFICATIONS PA11 AND P11
Mechanical Travel: 300° ± 5°
Operating Torque (typical):
Single and Dual Assemblies:
3 mm, 4 mm (1/8") dia. Shafts 0.5 to 1.3 Ncm max. (0.7 to 1.8 oz-inch max.)
6 mm (1/4") dia. Shafts 0.7 to 1.5 Ncm max. (1 to 2.1 oz-inch max.)
Three to Seven Modules (per module): 0.2 to 0.3 Ncm max. (0.3 to 0.45 oz-inch max.)
End Stop Torque:
3 mm, 4 mm (1/8") dia. Shafts 25 Ncm max. (2.1 lb-inch max.)
6 mm (1/4") dia. Shafts 80 Ncm max. (6.8 lb-inch max.)
Tightening Torque:
6 mm, 7 mm (1/4") dia. bushings 150 Ncm max. (13 lb-inch max.)
10 mm (3/8") dia. bushings 250 Ncm max. (21 lb-inch max.)
Weight 7 g to 9 g per module (0.25 to 0.32 oz)
VERSATILE MODULAR COMPACT ROBUST
ELECTRICAL SPECIFICATIONS
PA11 P11
Resistive Element Conductive plastic Cermet
Electrical Travel 270° ± 10° 270° ± 10°
Resistance Range* Linear Law 1 kΩ to 1 MΩ 20 Ω to 10 MΩ
Non Linear Law 470 Ω to 500 kΩ 100 Ω to 2.2 MΩ
Tolerance Standard ± 20 % ± 20 %
On request - ± 5 % or ± 10 %
Power Rating Linear Law 0.5 W at + 70 °C 1 W at + 70 °C
Non linear Laws 0.25 W at + 70 °C 0.5 W at + 70 °C
Multiple Assemblies 0.25 W at + 70 °C per module 0.5 W at + 70 °C per module
Temperature Coefficient (Typical) ± 500 ppm/°C ± 150 ppm/°C
Limiting Element Voltage 350 V 350 V
Contact Resistance Variation Linear Law 1 % 2 % or 3 Ω
End Resistance (Typical) 2 Ω 2 Ω
Independent Linearity (Typical) Linear Law ± 5 % ± 5 %
Insulation Resistance 10
6
MΩ min. 10
6
MΩ min.
Dielectric Strength 1500 V
RMS
min. 1500 V
RMS
min.
Attenuation 90 dB max. and 0.05 dB min. -
Mechanical Rotational Life 50 000 cycles 50 000 cycles
RL
F
S
W
L
A
90 %
50 %
20 %
10 %
Vs
%
Ve
15°
15°
31° 31°
Mechanical travel 300°
Electrical travel
with inter 238°
Electrical travel 270°
50 %
RoHS
COMPLIANT
VARIATION LAWS