TMC
www.vishay.com
Vishay Huntington
Wirewound Resistors, Industrial Power, Aluminum Housed,
Chassis Mount
FEATURES
• Molded construction for total environmental
protection
• Complete welded construction
• Available in non-inductive styles (NI special)
with Ayrton-Perry winding for lowest reactive
components
• Mounts on chassis to utilize heat-sink effect
• Excellent stability in operation (< 1 % change in
resistance)
• Material categorization:
for definitions of compliance please see
www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
POWER RATING
P25 °C
W
7.5
7.5
12.5
12.5
25
25
50
50
100
100
250
250
HISTORICAL
MODEL
TMC005
TMC005…NI
TMC010
TMC010…NI
TMC025
TMC025…NI
TMC050
TMC050…NI
TMC100
TMC100…NI
TMC250
TMC250…NI
TMC-5
TMC-5-…-NI
TMC-10
TMC-10-…-NI
TMC-25
TMC-25-…-NI
TMC-50
TMC-50-…-NI
TMC-100
TMC-100-…-NI
TMC-250
TMC-250-…-NI
RESISTANCE
RANGE
0.02 to 24.5K
0.05 to 12.75K
0.01 to 47.1K
0.05 to 23.5K
0.01 to 95.2K
0.05 to 47.6K
0.01 to 273K
0.05 to 136K
0.05 to 90K
0.05 to 37.5K
0.05 to 116K
0.05 to 48.5K
WEIGHT
(typical)
g
3
3
5
5
12
12
28
28
353
353
637
637
TOLERANCE
±%
1, 3, 5
1, 3, 5
1, 3, 5
1, 3, 5
1, 3, 5
1, 3, 5
1, 3, 5
1, 3, 5
1, 3, 5
1, 3, 5
1, 3, 5
1, 3, 5
Note
• The NI is for two digit “special” number to indicate a non-inductive part.
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature Coefficient
Maximum Working Voltage
Insulation Resistance
Solderability
Operating Temperature Range
UNIT
ppm/°C
V
°C
TMC RESISTOR CHARACTERISTICS
± 20 for 10 and above; ± 50 for 1 to 9.9 , ± 100 for 0.5 to 0.99
(P x R)1/2
10 000 M minimum dry, 1000 M minimum after moisture test
Meets requirements of ANSI J-STD-002
-55 to +250
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: TMC0054R125FE02NI (visit www.vishay.net Vishay Dale parts numbering manual for all options)
T
M
C
0
0
5
4
R
1
2
5
F
E
0
2
N
I
GLOBAL MODEL
(6 digits)
VALUE
(5 digits)
TOLERANCE
(1 digit)
PACKAGING CODE
(3 digits)
SPECIAL
(up to 2 digits)
(See Standard Electrical
Specifications Global
Model column
for options)
R = decimal
K = thousand
15R00 = 15
10K00 = 10 k
F=1%
H=3%
J=5%
E02 = lead (Pb)-free, card pack
(TMC005 to TMC050)
E01 = lead (Pb)-free, skin pack
(TMC100 and TMC250)
NI = non-inductive
(dash number)
from 1 to 99
as applicable
Historical Part Number example: TMC-5-4.125-1%-NI
TMC-5
4.125
1%
NI
HISTORICAL MODEL
RESISTANCE VALUE
TOLERANCE
SPECIAL
Revision: 23-Jun-16
Document Number: 31806
1
For technical questions, contact: ww2aresistors@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
TMC
www.vishay.com
Vishay Huntington
DIMENSIONS in inches [millimeters]
D
C
A
TMC005, 010, 025, 050
TMC005…NI, 010, 025, 050
F
E
M
N
G
J
B
P
K
GLOBAL
MODEL
H
L
DIMENSIONS in inches [millimeters]
A
B
C
D
E
F
G
H
J
K
L
M
N
P
0.444
0.490
0.600
TMC005
± 0.005 ± 0.005 ± 0.030
TMC005…NI [11.28 [12.45 [15.24
± 0.127] ± 0.127] ± 0.787]
1.125
0.334
0.646
0.320
0.065
0.133
0.078
0.093
0.078
0.050
0.266
± 0.062 ± 0.015 ± 0.015 ± 0.015 ± 0.010 ± 0.010 ± 0.010 ± 0.005 ± 0.015 ± 0.005 ± 0.062
[28.58
[8.48
[16.41
[8.13
[1.65
[3.38
[1.98
[2.36
[1.98
[1.27
[6.76
± 1.57] ± 0.381] ± 0.381] ± 0.381] ± 0.254] ± 0.254] ± 0.254] ± 0.127] ± 0.381] ± 0.127] ± 1.57]
0.562
0.625
0.750
TMC010
± 0.005 ± 0.005 ± 0.031
TMC010…NI [14.27 [15.88 [19.05
± 0.127] ± 0.127] ± 0.787]
0.800
0.390
0.075
0.165
0.093
0.094
0.102
0.085
0.312
0.420
1.375
± 0.062 ± 0.015 ± 0.015 ± 0.015 ± 0.010 ± 0.010 ± 0.010 ± 0.005 ± 0.015 ± 0.005 ± 0.062
[34.93 [10.67 [20.32
[9.91
[1.91
[4.19
[2.36
[2.39
[2.59
[2.16
[7.92
± 1.57] ± 0.381] ± 0.381] ± 0.381] ± 0.254] ± 0.254] ± 0.254] ± 0.127] ± 0.381] ± 0.127] ± 1.57]
0.719
0.781
1.062
TMC025
± 0.005 ± 0.005 ± 0.031
TMC025…NI [18.26 [19.84 [26.97
± 0.127] ± 0.127] ± 0.787]
1.938
0.550
1.080
0.546
0.075
0.231
0.172
0.125
0.115
0.085
± 0.062 ± 0.015 ± 0.015 ± 0.015 ± 0.010 ± 0.010 ± 0.010 ± 0.005 ± 0.015 ± 0.005
[49.23 [13.97 [27.43 [13.87
[1.91
[5.87
[4.37
[3.18
[2.92
[2.16
± 1.57] ± 0.381] ± 0.381] ± 0.381] ± 0.254] ± 0.254] ± 0.254] ± 0.127] ± 0.381] ± 0.127]
0.438
± 0.062
[11.13
± 1.57]
1.562
1.968
0.844
TMC050
± 0.005 ± 0.005 ± 0.031
TMC050…NI [39.67 [21.44 [49.99
± 0.127] ± 0.127] ± 0.787]
2.781
0.630
1.140
0.610
0.088
0.260
0.196
0.125
0.107
0.085
± 0.062 ± 0.015 ± 0.015 ± 0.015 ± 0.010 ± 0.010 ± 0.010 ± 0.005 ± 0.015 ± 0.005
[70.64 [16.00 [28.96 [15.49
[2.24
[6.60
[4.98
[3.18
[2.72
[2.16
± 1.57] ± 0.381] ± 0.381] ± 0.381] ± 0.254] ± 0.254] ± 0.254] ± 0.127] ± 0.381] ± 0.127]
0.438
± 0.062
[11.13
± 1.57]
DIMENSIONS in inches [millimeters]
TMC100, TMC100…NI
Nickel plated
brass nut
stainless steel stud
3.50 ± 0.031
[88.90 ± 0.787]
0.188 ± 0.010
[4.78 ± 0.254]
Dia. typ.
1.812 ± 0.031
[46.02 ± 0.787]
1.125 ± 0.031
[28.58 ± 0.787]
2.812 ± 0.031
[71.42 ± 0.787]
1.75 ± 0.031
[44.45 ± 0.787]
2.25 ± 0.010
[57.15 ± 0.254]
0.375 ± 0.031
[9.52 ± 0.787]
12 - 24
UNC-2A
Thd. typ.
2.75 ± 0.010
[69.85 ± 0.254]
5.478 ± 0.093
[139.14 ± 2.36]
TMC250, TMC250…NI
Nickel plated
brass nut
stainless steel stud
0.188 ± 0.010
[4.78 ± 0.254]
Dia. typ.
4.50 ± 0.031
[114.30 ± 0.787]
Revision: 23-Jun-16
1/4 - 20
UNC-2A thd. typ.
0.188 ± 0.031 0.770 ± 0.015
[4.78 ± 0.787] [19.56 ± 0.381]
typ.
2.125 ± 0.031
[53.98 ± 0.787]
1.25 ± 0.062
[31.75 ± 1.575]
3.0 ± 0.031
[76.20 ± 0.787]
0.312 ± 0.031
[7.92 ± 0.787]
0.989 ± 0.031
[25.12 ± 0.787]
2.188 ± 0.031
[55.58 ± 0.787]
2.50 ± 0.010
[63.50 ± 0.254]
0.875 ± 0.010
[22.23 ± 0.254]
3.0 ± 0.010
[76.20 ± 0.254]
3.875 ± 0.010
[98.42 ± 0.254]
7.0 ± 0.093 [177.80 ± 2.36]
1.25 ± 0.062
[31.75 ± 1.575]
0.250 ± 0.031
[6.35 ± 0.787]
typ.
0.955 ± 0.015
[24.26 ± 0.381]
Document Number: 31806
2
For technical questions, contact: ww2aresistors@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
TMC
www.vishay.com
Vishay Huntington
POWER RATING
Vishay TMC resistor wattage ratings are based on mounting to the following heat sink:
TMC005 and TMC010: 4" x 6" x 2" x 0.040" thick aluminum chassis (129 sq. in. surface area)
TMC025:
5" x 7" x 2" x 0.040" thick aluminum chassis (167 sq. in. surface area)
TMC050:
12" x 12" x 0.059" thick aluminum panel (291 sq. in. surface area)
TMC100 and TMC250: 12" x 12" x 0.125" thick aluminum panel (294 sq. in. surface area)
FREE AIR POWER RATING
GLOBAL
MODEL
TMC005
TMC005…NI
TMC010
TMC010…NI
TMC025
TMC025…NI
TMC050
TMC050…NI
TMC100
TMC100…NI
TMC250
TMC250…NI
W at 25 °C
4.5
7.5
12.5
20
40
100
AMBIENT TEMPERATURE DERATING
RATED POWER IN %
Derating is required for ambient temperatures above 25 °C, see the following graph.
Curves A, B, C apply to operation of unmounted resistors. Curve D applies to all types when mounted to specified heat sink.
A = TMC005 and TMC010 size resistor, unmounted
B = TMC025 size resistor, unmounted
C = TMC050, TMC100 and TMC250 size resistor, unmounted
D = All types mounted to recommended aluminum heat sink
120
100
80
D
A
60
B
C
40
20
0
- 55 - 50
0
50
150
25
250
AMBIENT TEMPERATURE IN °C
REDUCED HEAT SINK DERATING
RATED POWER IN %
Derating is also required when recommended heat sink area is reduced.
A = TMC005 and TMC010 size resistor
B = TMC025 size resistor
C = TMC050, TMC100 and TMC250 size resistor
100
90
80
70
A
60
B
50
C
40
30
20
10
0
0
20
40
60
80
100
% OF RECOMMENDED HEAT SINK AREA
Revision: 23-Jun-16
Document Number: 31806
3
For technical questions, contact: ww2aresistors@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
TMC
www.vishay.com
Vishay Huntington
MATERIAL SPECIFICATIONS
TMC NON-INDUCTIVE
Element: copper-nickel alloy or nickel-chrome alloy,
depending on resistance value
Models of equivalent physical and electrical specifications
are available with non-inductive (Ayrton-Perry) winding.
They are identified by model number with special
(TMC005…NI, for example).
Core: ceramic, steatite or alumina, depending on physical
size
Encapsulant: silicone molded construction
SPECIAL MODIFICATIONS
Housing: aluminum with hard anodic coating
End Caps: stainless steel
Standard Terminals: For TMC005 through TMC050 size
terminal finish - Lead (Pb)-free is Ni/Pd/Au, finish is on
copper clad steel core terminal. For TMC100 and TMC250
terminals are threaded stainless steel.
Part Marking: HEI, model, wattage, value, tolerance, date
code
A number of special modifications to the aluminum housed
resistor style are available upon request. Special
modifications include:
• Terminal configurations and materials
• Resistance values and tolerances
• Low resistance temperature coefficient (RTC)
• Housing configuration
• Threaded mounting holes
• Preconditioning and other additional testing
PERFORMANCE
TEST
CONDITIONS OF TEST
TEST LIMITS
Thermal Shock
Rated power applied until thermally stable, then a minimum of 15 min at -55 °C
± (0.5 % + 0.05 ) R
Short Time Overload
5x rated power for 5 s
± (0.5 % + 0.05 ) R
Dielectric Withstanding
Voltage
1000 VRMS TMC005, TMC010 and TMC025; 2000 VRMS for TMC050;
4500 VRMS for TMC100 and TMC250; duration 1 min
± (0.2 % + 0.05 ) R
High Temperature Storage
250 °C for 2 h
± (0.5 % + 0.05 ) R
Moisture Resistance
MIL-STD-202 Method 106, 7b not applicable
± (1.0 % + 0.05 ) R
Shock, Specified Pulse
MIL-STD-202 Method 213, 100 g’s for 6 ms, 10 shocks
± (0.2 % + 0.05 ) R
Vibration, High Frequency
Frequency varied 10 Hz to 2000 Hz, 20 g peak, 2 directions 6 h each
± (0.2 % + 0.05 ) R
Load Life
1000 h at rated power, +25 °C, 1.5 h “ON”, 0.5 h “OFF”
± (1.0 % + 0.05 ) R
Terminal Strength
30 s, 5 pound pull test for TMC005 and TMC010, 10 pound pull test for other sizes
± (0.2 % + 0.05 ) R
Revision: 23-Jun-16
Document Number: 31806
4
For technical questions, contact: ww2aresistors@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
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Product specifications do not expand or otherwise modify Vishay's terms and conditions of purchase, including but not limited
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Revision: 01-Jan-2023
1
Document Number: 91000