T18
www.vishay.com
Vishay Sfernice
3/4" Rectangular Multi-Turn Cermet Trimmer
FEATURES
• 0.75 W at 70 °C
• Wide ohmic range (10
to 5 M)
• Multi-finger wiper for better CRV
• Tests according to CECC 41000 or IEC 60393-1
• Industrial grade
• Material categorization: for definitions of compliance
please see
www.vishay.com/doc?99912
DIMENSIONS
in millimeters (± 0.5 mm)
SHAFT
Ø 0.5
(0.02)
1
2
3
1.5 (0.06)
4.8 (0.19) ± 0.2
6.4 (0.25)
± 0.2
BASE LEVEL
0.6 (0.02)
4.8 (0.19) ± 0.2
0.6 (0.02)
2.54 (0.1) ± 0.2
(1)
Ø 2.5 (0.1)
19 (0.748)
5.3 (0.2)
± 0.9 (0.035)
3.15 (0.125)
(1)
7.6 (0.3)
± 0.2
(1)
5.1 (0.2)
± 0.2
(1)
Note
(1)
To be measured at base level
Revision: 24-Sep-15
Document Number: 51027
1
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
T18
www.vishay.com
Vishay Sfernice
Cermet
15 turns ± 1
10
to 5 M
1 - 2.2 - 4.7 and 1 - 2 - 5
Standard
Linear
0.75
ELECTRICAL SPECIFICATIONS
Resistive element
Electrical travel
Resistance range
Standard series E3
Tolerance
± 10 %
0.75 W at +70 °C
POWER IN W
0.50
Power rating
0.25
0
0
20
40
60 70 80
100
125 140
AMBIENT TEMPERATURE IN °C
a
c
(3)
b
(2)
cw
Circuit diagram
(1)
Temperature coefficient
Limiting element voltage (linear law)
Contact resistance variation
End resistance
Dielectric strength (RMS)
Insulation resistance (500 V
DC
)
See Standard Resistance Element table
400 V
1 % Rn or 1
max.
1 % or 2
1000 V
10
3
M min.
MECHANICAL SPECIFICATIONS
Mechanical travel
Operating torque (max. Ncm)
End stop torque
Net weight (max. g)
Wiper (actual travel)
Terminals
18 turns ± 5
3.5
Clutch action
1.2
Positioned at approx. 50 %
e3: Pure Sn
ENVIRONMENTAL SPECIFICATIONS
Temperature range
Climatic category
Sealing
-55 °C to +125 °C
55/125/4
Fully sealed - IP67
Revision: 24-Sep-15
Document Number: 51027
2
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
T18
www.vishay.com
Vishay Sfernice
TYPICAL VALUES AND DRIFTS
R
T
/R
T
(%)
±4%
±3%
± 0.5 %
V
1-2
/V
1-3
(%)
-
-
±2%
OTHER
-
Dielectric strength: 1000 V
RMS
Insulation resistance: > 20 M
-
PERFORMANCES
TESTS
Load life
Damp heat steady state
Rapid temp. change
CONDITIONS
1000 h at rated power
90'/30' - ambient temp. 70 °C
4 days
5 cycles
-55 °C to +125 °C
50 g at 11 ms
3 successive shocks
in 3 directions
10 Hz to 55 Hz
0.75 mm or 10 g
during 6 h
200 cycles
Shock
±2%
±2%
-
Vibration
Rotational life
±2%
± (3 % + 1
)
±2%
-
-
Contact res. variation: < 1 % Rn
Note
• Nothing stated herein shall be construed as a guarantee of quality or durability.
STANDARD RESISTANCE ELEMENT DATA
STANDARD
RESISTANCE
VALUES
10
22
47
100
220
470
1K
2.2K
4.7K
10K
22K
47K
100K
220K
470K
1M
2.2M
4.7M
LINEAR LAW
MAX.
MAX.
POWER WORKING
AT 70 °C VOLTAGE
W
0.75
0.75
0.75
0.75
0.75
0.75
0.75
0.75
0.75
0.75
0.75
0.75
0.75
0.75
0.34
0.16
0.07
0.03
V
2.74
4.06
5.94
8.66
12.8
18.8
27.4
40.6
59.4
86.6
128
188
274
400
400
400
400
400
MAX.
WIPER
CURRENT
mA
274
185
126
87
58
40
27
18
13
8.7
5.8
4
2.7
1.8
0.85
0.4
0.18
0.09
± 100
TYPICAL
TCR
-55 °C to
+125 °C
ppm/°C
MARKING
• Vishay trademark
• Vishay part number or model and ohmic value (in
,
k, M)
• Manufacturing date
• Marking of terminal 3
PACKAGING
• In tube of 25 pieces code T10 (TU25)
Revision: 24-Sep-15
Document Number: 51027
3
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
T18
www.vishay.com
Vishay Sfernice
ORDERING INFORMATION
(Part Number)
T
1
8
2
2
4
K
T
1
0
Model
T18
OHMIC VALUE
From
10
to 5 M
224
= 220 k
TOLERANCE
K
= 10 %
PACKAGING
T10
= tube
25 pieces
SPECIAL
NUMBER
(If applicable)
Given by Vishay
for custom design
DESCRIPTION
(for information only)
T18
MODEL
220K
VALUE
±
10 %
TOLERANCE
TU25
PACKAGING
e3
LEAD FINISH
RELATED DOCUMENTS
APPLICATION NOTES
Potentiometers and Trimmers
Guidelines for Vishay Sfernice Resistive and Inductive Components
www.vishay.com/doc?51001
www.vishay.com/doc?52029
Revision: 24-Sep-15
Document Number: 51027
4
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
Legal Disclaimer Notice
www.vishay.com
Vishay
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
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Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk.
Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for
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© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 08-Feb-17
1
Document Number: 91000
