FST
www.vishay.com
Vishay Huntington
Wirewound Resistor, Industrial Power,
Silicone Coated, Fixed Tubular
FEATURES
• High temperature silicone 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
FST005
FST005...NI
FST010
FST010...NI
FST20A
FST020
FST020...NI
FST025
FST025...NI
FST25A
FST25A...NI
FST25B
FST25B...NI
FST050
FST050...NI
FST50A
FST50A...NI
FST50B
FST50B...NI
FST075
FST075...NI
FST75A
FST75A...NI
FST080
FST100
FST100...NI
FST130
FST130...NI
FST160
FST160...NI
FST175
FST200
FST200...NI
FST225
FST225...NI
Revision: 03-Jun-16
HISTORICAL
MODEL
FST-5
FST-5-...-NI
FST-10
FST-10-...-NI
HL-15
FST-20
FST-20-...-NI
FST-25
FST-25-...-NI
FST-25A
FST-25A-...-NI
FST-25B
FST-25B-...-NI
FST-50
FST-50-...-NI
FST-50A
FST-50A-...-NI
FST-50B
FST-50B-...-NI
FST-75
FST-75-...-NI
FST-75A
FST-75A-...-NI
HL-80
FST-100
FST-100-...-NI
FST-130
FST-130-...-NI
FST-160
FST-160-...-NI
HL-175
FST-200
FST-200-...-NI
FST-225
FST-225-...-NI
POWER RATING
P
25 °C
W
5
5
12
12
15
20
20
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
RESISTANCE
RANGE
±5%
1.0 to 20.5K
1.0 to 750
1.0 to 58K
1.0 to 3.9K
1.0 to 60K
1.0 to 95K
1.0 to 6.8K
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
RESISTANCE
RANGE
± 10 %
0.1 to 20.5K
1.0 to 750
0.1 to 58K
1.0 to 3.9K
0.10 to 60K
0.1 to 95K
1.0 to 6.8K
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
8.64
12.57
12.57
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: 31840
1
For technical questions, contact:
ww2dresistors@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
FST
www.vishay.com
Vishay Huntington
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: FST02506E25R00JE
(visit
www.vishay.net
SAP parts manual for all options)
F
S
T
0
2
5
0
6
E
2
5
R
0
0
J
E
SPECIAL
(up to 2 digits)
GLOBAL MODEL
(6 digits)
(see Standard
Electrical
Specifications
Global Model
column for
options)
TERMINAL
DESIGNATION
(2 digits)
02, 05,
06, 14,
15, 20
FC
= ferrule
cap
TERMINAL
FINISH
(1 digit)
E
= lead
(Pb)-free
VALUE
(5 digits)
R
= decimal
K
= thousand
1R500
= 1.5
1K500
= 1.5 k
TOLERANCE
(1 digit)
J
=±5%
K
= ± 10 %
PACKAGING CODE
(1 digit)
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
CT
= center tap
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: FST-25-25-5 %
FST-25
HISTORICAL MODEL
25
RESISTANCE VALUE
5%
TOLERANCE
SPECIAL
Revision: 03-Jun-16
Document Number: 31840
2
For technical questions, contact:
ww2dresistors@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
FST
www.vishay.com
Vishay Huntington
DIMENSIONS
in inches (millimeters)
TERMINAL SETBACK
DISTANCE CENTER TO CENTER
A
O.D.
I.D.
LENGTH
CORE DIMENSIONS
MODEL
A
MAX.
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)
LENGTH
1.000
(25.40)
1.750
(44.45)
2.000
(50.8)
1.500
(38.10)
2.000
(50.8)
2.000
(50.8)
2.000
(50.8)
4.000
(101.6)
4.000
(101.6)
4.500
(114.3)
6.000
(152.4)
6.000
(152.4)
4.000
(101.6)
6.500
(165.1)
6.500
(165.1)
8.500
(215.9)
8.500
(215.9)
10.500
(266.7)
O.D.
± 0.031
(0.79)
0.313
(7.95)
0.313
(7.95)
0.438
(11.13)
0.438
(11.11)
0.563
(14.30)
0.750
(19.05)
0.625
(15.88)
0.563
(14.30)
0.750
(19.05)
0.750
(19.05)
0.563
(14.30)
0.750
(19.05)
1.125
(28.58)
0.750
(19.05)
1.125
(28.58)
1.125
(28.58)
1.125
(28.58)
1.125
(28.58)
I.D.
± 0.031
(0.79)
0.188
(4.78)
0.188
(4.78)
0.260
(6.60)
0.313
(7.94)
0.313
(7.95)
0.500
(12.70)
0.453
(11.51)
0.313
(7.95)
0.500
(12.70)
0.547
(13.89)
0.313
(7.95)
0.500
(12.70)
0.750
(19.05)
0.500
(12.70)
0.750
(19.05)
0.750
(19.05)
0.750
(19.05)
0.750
(19.05)
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
STANDARD
05
05
02
02
06
06
06
06
06
06
06
06
20
06
20
20
20
20
OPTIONAL
(QUICK
CONNECT)
14
14
14
14
15
15
15
15
15
15
15
15
15
15
15
15
15
15
FST005
FST010
FST020
FST20A
FST025
FST25A
FST25B
FST050
FST50A
FST50B
FST075
FST75A
FST080
FST100
FST130
FST160
FST175
FST200
FST225
TERMINAL DIMENSIONS
in inches (millimeters)
DIMENSIONS
A
C
Style 02, 05, 06,
and 20
B
D
A
C
D
WIDTH A
HEIGHT B
Styles 14 and 15
B
DIAMETER C
THICKNESS D
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)(
Revision: 03-Jun-16
Document Number: 31840
3
For technical questions, contact:
ww2dresistors@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
FST
www.vishay.com
Vishay Huntington
DIMENSIONS
in inches (millimeters)
91 = 100 Style Horizontal 1 High Bracket
MOUNTING HARDWARE
AVAILABLE BRACKET TYPES BY MODEL
GLOBAL
MODEL
91 = 100
STYLE
HORIZONTAL
1 HIGH
BRACKET
n/a
101
101
101
102
102
102
102
102
102
102
102
102
103
103
103
103
92 = 200
STYLE
PUSH-IN
BRACKET
202
202
203
203
204
206
205
204
206
208
204
206
206
207
207
207
207
93 = 300
STYLE
THRU-BOLT
BRACKET
n/a
301
301
B
0.046 (1.17)
C
Core length plus “X”
H
FST005
FST010
FST020
FST20A
FST025
FST25A
FST25B
FST050
FST50A
FST50B
FST075
FST75A
FST100
FST130
FST175
FST200
FST225
BRACKET
TYPE
101
102
X
1.063
(26.99)
1.063
(26.99)
1.063
(26.99)
Y
0.500
(12.70)
0.750
(19.05)
1.250
(31.75)
Z
0.950
(24.13)
0.859
(21.83)
1.000
(25.40)
H
1.000
(25.40)
1.250
(31.75)
1.500
(38.10)
301
301
302
301
302
103
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
0.750
(19.05)
0.750
(19.05)
0.927
(23.55)
B
1.375
(34.93)
1.750
(44.45)
2.125
(53.98)
92 = 200 Style Push-In Bracket
Z
H
Y
Core length
plus “X”
302
302
301
302
302
302
303
303
303
BRACKET
TYPE
202
203
204
205
206
207
208
X
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)
H
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)
Y
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)
Z
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: 31840
4
For technical questions, contact:
ww2dresistors@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
FST
www.vishay.com
Vishay Huntington
UNIT
W
%
ppm/°C
°C
°C
f.a.s.l.
-
-
V
RMS
RESISTOR CHARACTERISTICS
5 to 225
0.1 to 645K
5
± 260 for 20
and above, ± 400 for 1
to 19.99
-55 °C to 350°C
325 °C above an ambient of 25 °C
10 000
10x rated power for 5 s
Available
(P x R)
0.5
1M
1000 V
AC
Varies by wattage, see “Terminal Setback” in Dimensions table
n/a
μH
lb
Varies by wattage and resistance
Available
10 lbs
Contact factory:
ww2dresistors@vishay.com
TECHNICAL SPECIFICATIONS
PARAMETER
Power Rating
Resistance Range
Resistance Tolerance
Temperature Coefficient
Operating Temperature
Temperature Rise
Maximum Altitude
Short-Term Overload
Surge Windings
Maximum Working Voltage
Insultation Resistance
Dielectric Voltage
Creepage
Terminal Sleeves
Inductance
Non-Inductive Winding
Terminal Strength
Electrical or Mechanical Customization
MATERIAL SPECIFICATIONS
Element
Core
Coating
Standard Terminals
Optional Terminals
Terminal Bands
Part Marking
Copper-nickel alloy or nickel-chrome alloy, depending on resistance value
Cordierite, steatite
Special high temperature silicone
Tinned alloy 42
Alloy 42
Alloy 42
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.
DERATING
RATED POWER IN %
120
100
80
60
40
20
0
0
25
AMBIENT TEMPERATURE IN °C
50
100
150
200
250
300
350
Revision: 03-Jun-16
Document Number: 31840
5
For technical questions, contact:
ww2dresistors@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