Vishay FVT50A High temperature vitreous coating Datasheet

FVT
www.vishay.com
Vishay Huntington
Wirewound Resistor, Industrial Power,
Vitreous Coated, Fixed Tubular
FEATURES
• High temperature vitreous coating
• Complete welded construction
• Available in non-inductive style (special “NI”)
with Ayrton-Perry winding
• Tight tolerance of 5 % for values above 1 
• Excellent stability in operation (< 3 % change
resistance)
• Material categorization:
for definitions of compliance please see
www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
HISTORICAL
MODEL
POWER RATING
P25 °C
W
FVT005
FVT005...NI
FVT010
FVT010...NI
FVT020
FVT020...NI
FVT20A
FVT025
FVT025...NI
FVT25A
FVT25A...NI
FVT25B
FVT25B...NI
FVT050
FVT050...NI
FVT50A
FVT50A...NI
FVT50B
FVT50B...NI
FVT075
FVT075...NI
FVT75A
FVT75A...NI
FVT080
FVT100
FVT100...NI
FVT130
FVT130...NI
FVT160
FVT160...NI
FVT175
FVT200
FVT200...NI
FVT225
FVT225...NI
FVT-5
FVT-5-...-NI
FVT-10
FVT-10-...-NI
FVT-20
FVT-20-...-NI
FVT-25
FVT-25-...-NI
FVT-25A
FVT-25A-...-NI
FVT-25B
FVT-25B-...-NI
FVT-50
FVT-50-...-NI
FVT-50A
FVT-50A-...-NI
FVT-50B
FVT-50B-...-NI
FVT-75
FVT-75-...-NI
FVT-75A
FVT-75A-...-NI
FVT-100
FVT-100-...-NI
FVT-130
FVT-130-...-NI
FVT-160
FVT-160-...-NI
FVT-200
FVT-200-...-NI
FVT-225
FVT-225-...-NI
5
5
12
12
20
20
15
25
25
30
30
30
30
50
50
60
60
70
70
75
75
90
90
80
100
100
130
130
175
175
175
225
225
225
225
Revision: 03-Jun-16
RESISTANCE
RANGE

RESISTANCE
RANGE

±5%
± 10 %
1.0 to 20.5K
1.0 to 750
1.0 to 58K
1.0 to 3.9K
1.0 to 95K
1.0 to 6.8K
1.0 to 60K
1.0 to 115K
1.0 to 8.8K
1.0 to 56K
1.0 to 7.25K
1.0 to 49K
1.0 to 6.8K
1.0 to 112K
1.0 to 21.5K
1.0 to 145K
1.0 to 27.2K
1.0 to 170K
1.0 to 31.4K
1.0 to 276K
1.0 to 35K
1.0 to 238K
1.0 to 31K
1.0 to 190K
1.0 to 260K
1.0 to 48.5K
1.0 to 380K
1.0 to 70.2K
1.0 to 470K
1.0 to 105K
1.0 to 500K
1.0 to 645K
1.0 to 121K
1.0 to 645K
1.0 to 121K
0.1 to 20.5K
1.0 to 750
0.1 to 58K
1.0 to 3.9K
0.1 to 95K
1.0 to 6.8K
0.10 to 60K
0.1 to 115K
1.0 to 8.8K
0.1 to 56K
1.0 to 7.25K
0.1 to 49K
1.0 to 6.8K
0.1 to 112K
1.0 to 21.5K
0.1 to 145K
1.0 to 27.2K
0.1 to 170K
1.0 to 31.4K
0.1 to 276K
1.0 to 35K
0.1 to 238K
1.0 to 31K
0.10 to 190K
0.1 to 260K
1.0 to 48.5K
0.1 to 380K
1.0 to 70.2K
0.1 to 470K
1.0 to 105K
0.10 to 500K
0.1 to 645K
1.0 to 121K
0.1 to 645K
1.0 to 121K
WEIGHT
(typical)
g
4.60
4.60
6.7
6.7
12.57
12.57
8.64
20.7
20.7
20.7
20.7
14.5
14.5
42.1
42.1
65.6
65.6
60.0
60.0
98.5
98.5
64.8
64.8
121.58
91.4
91.4
192.4
192.4
250.8
250.8
250.8
310.0
310.0
310.0
310.0
Document Number: 31838
1
For technical questions, contact: [email protected]
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
FVT
www.vishay.com
Vishay Huntington
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: FVT02506E25R00JE (visit www.vishay.net SAP parts manual for all options)
F
V
T
0
5
0
TERMINAL
DESIGNATION
(2 digits)
TERMINAL
FINISH
(1 digit)
02, 05,
06, 14,
15, 20
FC = ferrule cap
E = lead
(Pb)-free
GLOBAL MODEL
(6 digits)
(see Standard
Electrical
Specifications
Global Model
column for
options)
2
6
E
2
5
R
0
0
J
E
VALUE
(5 digits)
TOLERANCE
(1 digit)
PACKAGING CODE
(1 digit)
SPECIAL
(up to 2 digits)
R = decimal
K = thousand
1R500 = 1.5 
1K500 = 1.5 k
J=±5%
K = ± 10 %
E = lead (Pb)-free
bulk pack
(dash number)
from 1 to 99 as applicable
91 = 100 style horizontal
high bracket
92 = 200 style
push-in bracket
93 = 300 style
thru-bolt bracket
NI = non-inductive
NP = non-inductive +
92 style push-in bracket
NH = non-inductive +
91 style horizontal
bracket
NV = non-inductive +
style vertical bracket
Historical Part Number example: FVT-25-25-5 %
FVT-25
25 
5%
HISTORICAL MODEL
RESISTANCE VALUE
TOLERANCE
Revision: 03-Jun-16
SPECIAL
Document Number: 31838
2
For technical questions, contact: [email protected]
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
FVT
www.vishay.com
Vishay Huntington
DIMENSIONS in inches (millimeters)
TERMINAL SETBACK
DISTANCE CENTER TO CENTER
A
O.D.
I.D.
LENGTH
CORE DIMENSIONS
O.D.
I.D.
LENGTH
± 0.031
± 0.031
(0.79)
(0.79)
1.000
0.313
0.188
(25.40)
(7.95)
(4.78)
1.750
0.313
0.188
(44.45)
(7.95)
(4.78)
2.000
0.438
0.260
(50.8)
(11.13)
(6.60)
1.500
0.438
0.313
(38.10)
(11.11)
(7.94)
2.000
0.563
0.313
(50.8)
(14.30)
(7.95)
2.000
0.750
0.500
(50.8)
(19.05)
(12.70)
2.000
0.625
0.453
(50.8)
(15.88)
(11.51)
4.000
0.563
0.313
(101.6)
(14.30)
(7.95)
4.000
0.750
0.500
(101.6)
(19.05)
(12.70)
4.500
0.750
0.547
(114.3)
(19.05)
(13.89)
6.000
0.563
0.313
(152.4)
(14.30)
(7.95)
6.000
0.750
0.500
(152.4)
(19.05)
(12.70)
4.000
1.125
0.750
(101.6)
(28.58)
(19.05)
6.500
0.750
0.500
(165.1)
(19.05)
(12.70)
6.500
1.125
0.750
(165.1)
(28.58)
(19.05)
8.500
1.125
0.750
(215.9)
(28.58)
(19.05)
8.500
1.125
0.750
(215.9)
(28.58)
(19.05)
10.500
1.125
0.750
(266.7)
(28.58)
(19.05)
A
MAX.
MODEL
0.406
(10.31)
0.406
(10.31)
0.563
(14.30)
0.563
(14.30)
0.688
(17.48)
0.906
(23.01)
0.770
(19.56)
0.688
(17.48)
0.906
(23.01)
0.906
(23.01)
0.688
(17.48)
0.906
(23.01)
1.313
(33.34)
0.906
(23.01)
1.313
(33.35)
1.313
(33.35)
1.313
(33.34)
1.313
(33.35)
FVT005
FVT010
FVT020
FVT20A
FVT025
FVT25A
FVT25B
FVT050
FVT50A
FVT50B
FVT075
FVT75A
FVT080
FVT100
FVT130
FVT160
FVT175
FVT200
FVT225
TERMINAL
SETBACK
± 0.031
(0.79)
0.094
(2.39)
0.094
(2.39)
0.094
(2.39)
0.094
(2.38)
0.094
(2.39)
0.094
(2.39)
0.094
(2.39)
0.094
(2.39)
0.062
(1.57)
0.125
(3.18)
0.094
(2.39)
0.094
(2.39)
0.219
(5.56)
0.125
(3.18)
0.282
(7.16)
0.267
(6.78)
0.219
(5.56)
0.266
(6.76)
DISTANCE
CENTER TO
CENTER
(REF.)
0.625
(15.88)
1.375
(34.93)
1.625
(41.28)
0.937
(23.80)
1.562
(39.67)
1.562
(39.67)
1.562
(39.67)
3.562
(90.47)
3.626
(92.10)
4.000
(101.60)
5.562
(141.27)
5.562
(141.27)
2.812
(71.42)
6.000
(152.40)
5.374
(136.50)
7.404
(188.06)
7.312
(185.72)
9.406
(238.91)
TERMINAL DESIGNATION
OPTIONAL
STANDARD
(QUICK
CONNECT)
05
14
05
14
02
14
02
14
06
15
06
15
06
15
06
15
06
15
06
15
06
15
06
15
20
15
06
15
20
15
20
15
20
15
20
15
TERMINAL DIMENSIONS in inches (millimeters)
DIMENSIONS
A
D
C
A
D
WIDTH A
C
HEIGHT B
Style 02, 05, 06,
and 20
B
Styles 14 and 15
B
DIAMETER C
THICKNESS D
Revision: 03-Jun-16
20
0.375
(9.53)
0.562
(14.07)
0.204
(5.18)
0.020
(0.51)
02
0.188
(4.76)
0.393
(9.98)
0.133
(3.38)
0.020
(0.51)
TERMINAL STYLE
05
06
14
15
0.188 0.250 0.188 0.250
(4.76) (6.35) (4.76) (6.35)
0.393 0.500 0.563 0.594
(9.98) (12.70) (14.29) (15.08)
0.133 0.172 0.050 0.065
(3.38) (4.36) (1.27) (1.65)
0.020 0.020 0.020 0.031
(0.51) (0.51) (0.51) (0.79)
Document Number: 31838
3
For technical questions, contact: [email protected]
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
FVT
www.vishay.com
Vishay Huntington
DIMENSIONS in inches (millimeters)
MOUNTING HARDWARE
AVAILABLE BRACKET TYPES BY MODEL
91 = 100
STYLE
HORIZONTAL
1 HIGH
BRACKET
92 = 200
STYLE
PUSH-IN
BRACKET
FVT005
n/a
202
n/a
FVT010
101
202
301
GLOBAL
MODEL
91 = 100 Style Horizontal 1 High Bracket
93 = 300
STYLE
THRU-BOLT
BRACKET
B
C
Core length plus “X”
BRACKET
TYPE
101
FVT020
101
H
0.046 (1.17)
203
301
102
FVT20A
101
203
301
FVT025
102
204
301
FVT25A
102
206
302
FVT25B
102
205
301
FVT050
102
204
302
FVT50A
102
206
302
FVT50B
102
208
302
103
X
Y
Z
H
1.063
(26.99)
1.063
(26.99)
1.063
(26.99)
0.500
(12.70)
0.750
(19.05)
1.250
(31.75)
0.950
(24.13)
0.859
(21.83)
1.000
(25.40)
1.000
(25.40)
1.250
(31.75)
1.500
(38.10)
MOUNTING
SLOT
0.219 x 0.438
(5.56 x 11.11)
0.219 x 0.438
(5.56 x 11.11)
0.281 x 0.563
(7.14 x 14.29)
C
B
0.750
(19.05)
0.750
(19.05)
0.927
(23.55)
1.375
(34.93)
1.750
(44.45)
2.125
(53.98)
92 = 200 Style Push-In Bracket
Z
Y
BRACKET
TYPE
202
FVT075
102
204
301
FVT75A
102
206
302
204
FVT100
102
206
302
205
FVT130
103
207
302
206
FVT175
103
207
303
FVT200
103
207
303
FVT225
103
207
303
203
207
208
H
Core length
plus “X”
X
H
Y
Z
0.478
(12.14)
0.583
(14.80)
0.700
(17.78)
0.846
(21.49)
0.846
(21.49)
0.700
(17.78)
0.846
(21.49)
0.250
(6.35)
0.580
(14.73)
0.578
(14.68)
0.800
(20.32)
0.800
(20.62)
1.125
(28.58)
0.800
(20.62)
0.125
(3.175)
0.188
(4.78)
0.250
(6.35)
0.375
(9.53)
0.375
(9.53)
0.500
(12.70)
0.375
(9.53)
0.375
(9.53)
0.460
(11.68)
0.500
(12.70)
0.600
(15.24)
0.600
(15.24)
0.687
(17.45)
0.600
(15.24)
HOLE
(DIA.)
0.170
(4.32)
0.115
(2.92)
0.156
(3.96)
0.343 x 0.213
(8.71 x 5.46)
0.343 x 0.213
(8.71 x 5.46)
0.250 x 0.188
(6.35 x 4.78)
0.343 x 0.213
(8.71 x 5.46)
93 = 300 Style Thru-Bolt Bracket
BRACKET
TYPE
301
302
303
Revision: 03-Jun-16
X
(APPROXIMATE)
0.373
(9.47)
0.271
(6.88)
0.463
(11.76)
THREAD
8 to 32
8 to 32
1/4 to 20
Document Number: 31838
4
For technical questions, contact: [email protected]
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
FVT
www.vishay.com
Vishay Huntington
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
RESISTOR CHARACTERISTICS
Power Rating
W
5 to 225
Resistance Range

0.1 to 645K
Resistance Tolerance
%
5
Temperature Coefficient
ppm/°C
± 260 for 20  and above, ± 400 for 1  to 19.99 
Operating Temperature
°C
-55 °C to 350°C
Temperature Rise
°C
325 °C above an ambient of 25 °C
Maximum Altitude
f.a.s.l.
10 000
-
10x rated power for 5 s
Short-Term Overload
Surge Windings
Available
Maximum Working Voltage
(P x R)0.5

1M
VRMS
1000 VAC
Insultation Resistance
Dielectric Voltage
Creepage
Varies by wattage, see “Terminal Setback” in Dimensions table
Terminal Sleeves
n/a
Inductance
μH
Varies by wattage and resistance
Non-Inductive Winding
Available
Terminal Strength
lb
10 lbs
Electrical or Mechanical Customization
Contact factory: [email protected]
MATERIAL SPECIFICATIONS
Element
Copper-nickel alloy or nickel-chrome alloy, depending on resistance value
Core
Cordierite, steatite
Coating
Special high temperature vitreous enamel
Standard Terminals
Tinned alloy 42
Optional Terminals
Alloy 42
Terminal Bands
Alloy 42
Part Marking
HEI, model, wattage, value, tolerance, date code
NON-INDUCTIVE
Models of equivalent physical and electrical specifications are available with non-inductive (Ayrton-Perry) winding. They are
identified by adding the letters “NI” to the end of the part number in the special section. For non-inductive models the maximum
resistance values are lower, see Standard Electrical Specifications table.
RATED POWER IN %
DERATING
120
100
80
60
40
20
0
0
50
100
150
200
250
300
350
25
AMBIENT TEMPERATURE IN °C
Revision: 03-Jun-16
Document Number: 31838
5
For technical questions, contact: [email protected]
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
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
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Revision: 13-Jun-16
1
Document Number: 91000
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