T7
www.vishay.com Vishay Sfernice
Revision: 11-Feb-2019 1Document Number: 51015
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
7 mm Diameter Miniature Single-Turn Cermet Trimmer
DESIGN SUPPORT TOOLS
A dust sealed plastic case protecting a quality cermet track
guarantees high performance and proven reliability.
Adjustments are made easier by the clear scale readings.
T7 is ideally suited to all industrial applications.
FEATURES
• Industrial grade
• 0.5 W at 70 °C
• Tests according to CECC 41100 or IEC 60393-1
• Low temperature coefficient (100 ppm/K typical)
• Wide resistance range (10 to 2.2 M)
• Easy to read scale
• 7 mm (0.275") diameter
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
click logo to get started
Available
Models
DIMENSIONS in millimeters (± 0.5 mm)
T7 YA T7 YB
7 ± 0.5
a
b
c
4.5 min.
5.85 ± 0.5
Ø 4.1 ± 0.5
2.54 ± 0.5
2.54 ± 0.5
0.3
0.55
2.54 ± 0.5
a
c
b
0.6
2.54
90°
2.54
0.3
0.55
4.5 min.
6
Ø 4
Ø 7
T7
www.vishay.com Vishay Sfernice
Revision: 11-Feb-2019 2Document Number: 51015
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° ± 15°
Resistance range 10 to 2.2 M
Standard series E3 1 - 2.2 - 4.7 and on request 1 - 2 - 5
Tolerance standard standard ± 20 %
on request ± 10 %
Power rating linear
0.5 W at 85 °C
Circuit diagram
Temperature coefficient See Standard Resistance Element Data
Limiting element voltage (linear law) 250 V
Contact resistance variation 3 % or 3
End resistance (typical) 1
Dielectric strength (RMS) 1000 V
Insulation resistance 106 M
MECHANICAL SPECIFICATIONS
Mechanical travel 300° ± 5°
Operating torque (max. Ncm) 1.5
End stop torque (max. Ncm) 3
Unit weight (max. g) 0.5
Terminals SnAg alloy (code e2)
ENVIRONMENTAL SPECIFICATIONS
Temperature range -55 °C to +125 °C
Climatic category 55/100/56
Sealing
IP64
For board cleaning, Vishay recommends testing before usage. Water immersion is
forbidden. Ultrasonic may cause component damage or failure.
020 40 100 125 140
85
70
0.25
0
0.50
AMBIENT TEMPERATURE IN DEGREES CELSIUS
POWER IN WATT
ac
bcw
(2)
(3)
(1)
T7
www.vishay.com Vishay Sfernice
Revision: 11-Feb-2019 3Document Number: 51015
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
PERFORMANCES
TESTS CONDITIONS TYPICAL VALUES AND DRIFTS
RT/RT (%) R1-2/R1-2 (%)
Load life 1000 h at rated power
90'/30' - ambient temperature 70 °C
± 3 %
Contact resistance variation:
< 3 % Rn
± 4 %
Climatic sequence
Phase A dry heat 100 °C
± 2 % ± 3 %
Phase B damp heat
Phase C cold -55 °C
Phase D damp heat 5 cycles
Long term damp heat 56 days
± 2 %
Dielectric strength: 1000 VRMS
Insulation resistance: > 104 M
± 3 %
Rapid temperature change 5 cycles -55 °C at +125 °C ± 1 % V1-2/V1-3
± 2 %
Shock
50 g - 11 ms
± 0.5 % ± 1 %3 successive shocks
in 3 directions
Vibration 10 Hz to 55 Hz
0.75 mm or 10 g during 6 h ± 0.5 % V1-2/V1-3
± 1 %
Rotational life 200 cycles
± 3 %
Contact resistance variation:
< 3 % Rn
STANDARD RESISTANCE ELEMENT DATA
STANDARD
RESISTANCE VALUES
LINEAR LAW TYPICAL TCR
-55 °C to +125 °C
MAX. POWER AT 85 °C MAX. WORKING VOLTAGE MAX. WIPER CURRENT
WVmAppm/°C
10 0.5 2.2 224
± 100
22 0.5 3.3 150
47 0.5 4.8 103
100 0.5 7.0 70
220 0.5 10.5 47
470 0.5 15.3 32
1K 0.5 22.4 22
2.2K 0.5 33.2 15
4.7K 0.5 48.5 10
10K 0.5 70.7 7.0
22K 0.5 105 4.8
47K 0.5 153 3.2
100K 0.5 224 2.2
220K 0.28 250 1.1
470K 0.13 250 1.53
1M 0.06 250 0.25
2.2M 0.028 250 0.11
MARKING
• Vishay trademark
•Model
• YA or YB style
• Ohmic value (in , k, M)
• Manufacturing date
• Marking of terminal: 3
T7
www.vishay.com Vishay Sfernice
Revision: 11-Feb-2019 4Document Number: 51015
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
PACKAGING
• In box of 200 pieces, code B40
• On request: In tube of 50 pieces, code T20 (TU50)
ORDERING INFORMATION (part number)
MODEL STYLE OHMIC VALUE TOLERANCE PACKAGING CODE SPECIAL NUMBER
T7 YA
YB
From 10
to 2.2 M
103 = 10K
M = 20 %
On request:
K = 10 %
B40 = box 200 pieces
On request:
T20 = tube 50 pieces
(If applicable)
Given by Vishay for custom
design
DESCRIPTION (for information only)
T7 YA 470K 20 % BO e2
MODEL STYLE VALUE TOLERANCE SPECIAL PACKAGING LEAD FINISH
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
A474 B40M7YT
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.
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
such applications.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document
or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners.
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