PRV4
www.vishay.com Vishay Sfernice
Revision: 04-Jul-17 1Document Number: 50004
For technical questions, contact: sferpottrimmers@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Industrial Potentiometer
FEATURES
• High power rating 2 W at 70 °C
• Full sealing
• Low contact resistance variation (1 % typical)
• Robust nickel plated brass shaft
• Use of faston 2.86 connections
• Cermet element
• Center detent option
• Test according to CECC 41000 or IEC 60393-1
• Electrical performance in accordance with MIL-PRF-94
standards
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
QUICK REFERENCE DATA
Multiple module No
Switch module n/a
Detent module Yes
Special electrical laws A: linear, L: logarithmic, F: reverse
logarithmic
Sealing level IP 67
Lifespan 25K cycle
DIMENSIONS in millimeters (inches) ± 0.5 mm (± 0.02")
PRV4F
Length L 1/2" 7/8" 2"
Shaft code gbs gjs grs
Ø 19.6
(0.772)
8
(0.315)
2.85
(0.112)
0.5
(0.020)
5.2
(0.205)
R
76°
20 max. (0.787)
9.52
(0.375)
Ø 6.35
(1/4")
12
(0.472)
L
Ø 9.52 (3/8")
32 UNEF-2A thread
76°
0.5 3
2.85
b
R = 5.2
ac
PRV4
www.vishay.com Vishay Sfernice
Revision: 04-Jul-17 2Document Number: 50004
For technical questions, contact: sferpottrimmers@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
ELECTRICAL SPECIFICATIONS
Resistive element Cermet
Electrical travel 270° ± 10°
Resistance range linear taper 20 Ω to 10 MΩ
logarithmic taper 100 Ω to 2.5 MΩ
Standard series 1 - 2 - 2.5 - 5
Tolerance standard ± 20 %
on request ± 10 %
Taper
Circuit diagram
Power rating linear
logarithmic
2 W at 70 °C
1 W at 70 °C
Temperature coefficient (typical) 300 ppm/°C
Limiting element voltage (linear law) 500 V
Contact resistance variation (typical) 1 % Rn or 3 Ω
End resistance 4 Ω
Dielectric strength (RMS) 1500 V
Insulation resistance (500 VDC)10
4 MΩ
Independent linearity (typical) 5 %
100
80
60
40
20
0
010080604020
% CLOCKWISE SHAFT ROTATION
% TOTAL RESISTANCE
F
L
A
a
(1)
b
(2)
c
(3)
cw
040 140125
1
0
AMBIENT TEMPERATURE IN °C
POWER IN W
70
60
20 100
80
LIN. TAPER “A”
LOG. TAPER “L and F”
2
PRV4
www.vishay.com Vishay Sfernice
Revision: 04-Jul-17 3Document Number: 50004
For technical questions, contact: sferpottrimmers@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
STANDARD RESISTANCE ELEMENT DATA
STANDARD
RESISTANCE
VALUES
LINEAR TAPER LOG. TAPER
MAX.
POWER
AT 70 °C
MAX.
WORKING
VOLTAGE
MAX. CUR.
THROUGH
ELEMENT
WIPER
MAX.
POWER
AT 70 °C
MAX.
WORKING
VOLTAGE
MAX. CUR.
THROUGH
ELEMENT
WIPER
ΩWVmAWVmA
20
25
50
100
200
250
500
1K
2K
2.5K
5K
10K
20K
25K
50K
100K
200K
250K
500K
1M
2M
2.5M
5M
10M
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
0.50
0.25
0.13
0.10
0.05
0.03
6.32
7.07
10.0
14.1
20.0
22.4
31.6
44.7
53.2
70.7
100
141
200
224
315
447
500
500
500
500
500
500
500
500
316
283
200
141
100.0
89.4
53.2
44.7
31.6
28.3
20.00
14.14
10.00
6.04
6.32
4.47
2.50
2.00
1.00
0.50
0.25
0.20
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0.50
0.25
0.13
0.10
10.0
14.1
15.8
22.4
31.5
44.7
50.0
70.7
100
141
158
224
315
447
499
500
500
500
500
100
70.7
53.2
44.7
31.6
22.4
20.0
14.1
10.0
7.07
6.32
4.47
3.16
2.24
2.00
1.00
0.50
0.25
0.20
MECHANICAL SPECIFICATIONS
Mechanical travel 300° ± 5°
Operating torque / typical value 3 Ncm (4.3 oz.-inch)
End stop torque 70 Ncm max. (6 lb-inch max.)
Tightening torque of mounting nut 200 Ncm max. (17.3 lb-inch max.)
Unit weight 23 g to 32 g max. (0.82 oz. to 1.14 oz.)
ENVIRONMENTAL SPECIFICATIONS
Temperature range -55 °C to +125 °C
Climatic category 55/125/10
Sealing Fully sealed - container IP67
OPTIONS
Special feature command shaft
Length is measured from the mounting surface to the free end of the shaft. The screwdriver slot is
aligned with the wiper within ± 10°. Special shafts are available, in accordance to drawings supplied
by customers. We recommend that customers should not machine tool shafts, in order to avoid
damage. Bending or torsion of terminals should also be avoided.
PRV4 LPRP - with locating peg
3
Ø 2
9.2
12.5
PRV4
www.vishay.com Vishay Sfernice
Revision: 04-Jul-17 4Document Number: 50004
For technical questions, contact: sferpottrimmers@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Note
• Nothing stated herein shall be construed as a guarantee of quality or durability
MARKING
• Vishay trademark
• Part number (including ohmic value code, tolerance code, and taper)
• Manufacturing date
• Marking of terminals 1, 2, 3
PERFORMANCE
TESTS CONDITIONS TYPICAL VALUES AND DRIFTS
ΔRT/RT (%) ΔR1-2/R1-2 (%) OTHER
Electrical endurance 1000 h at rated power
90’/30’ - ambient temp. 70 °C ± 3 % ± 5 % Contact res. variation: < 5 %
Moisture resistance
MIL-STD-202 method 105
10 cycles of 24 h constituted
with damp heat - cold - vibrations
± 2 % ± 3 % Dielectric strength: 100 VRMS
Insulation resistance: > 104 MΩ
Damp heat, steady state 10 days
40 °C, 93 % HR ± 2 % ± 3 % Dielectric strength: 100 VRMS
Insulation resistance: > 104 MΩ
Change of temperature 5 cycles
-55 °C at +125 °C ± 1 % - ΔV1-2/V1-3 < ± 2 %
Mechanical endurance 25 000 cycles ± 5 % - -
Shock
MIL-STD-202 method 213/1
100 g’s at 6 ms
3 successive shocks
in 3 directions
± 1 % - ΔV1-2/V1-3 < ± 1 %
Vibration MIL-STD-202 method 204/D
20 g’s at 12 h ± 1 % - ΔV1-2/V1-3 < ± 1 %
ORDERING INFORMATION (part number)
MODEL BUSHING OPTION SHAFT SHAFT
END
OHMIC
VALUE TOLERANCE TAPER SPECIAL
PRV4 F = Ø 3/8" L = LPRP
0 = no option
GB
GJ
GR
AP
S = slotted
R = round
F = flatted
D = custom
Linear from
20 Ω to
10 MΩ
Logarithmic
from
100 Ω to
2.5. MΩ
102 = 1 kΩ
M = 20 %
On request:
K = 10 %
A = linear
L = clockwise
logarithmic
F = inverse
clockwise
logarithmic
CV1M =
detent
option or
special code
given by
Vishay
PART NUMBER DESCRIPTION (for information only)
PRV4 F L GJ S 1K 20 % L BO50 e3
MODEL BUSHING OPTION SHAFT SHAFT
END VALUE TOLERANCE TAPER DETENT
OPTION PACKAGING AP N° SPECIAL LEAD
(Pb)-FREE
RELATED DOCUMENTS
APPLICATION NOTES
Potentiometers and Trimmers www.vishay.com/doc?51001
Guidelines for Vishay Sfernice Resistive and Inductive Components www.vishay.com/doc?52029
JS102MLL4 GFR VP
Legal Disclaimer Notice
www.vishay.com Vishay
Revision: 08-Feb-17 1Document Number: 91000
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of
typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding
statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a
particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
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Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for
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