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TM250-.0132OHM-0.5%

Description
Fixed Resistor, Wire Wound, 250W, 0.0132ohm, 0.5% +/-Tol, -90,90ppm/Cel,
CategoryPassive components    The resistor   
File Size58KB,1 Pages
ManufacturerElectro Technik Industries
Environmental Compliance
Download Datasheet Parametric View All

TM250-.0132OHM-0.5% Overview

Fixed Resistor, Wire Wound, 250W, 0.0132ohm, 0.5% +/-Tol, -90,90ppm/Cel,

TM250-.0132OHM-0.5% Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
MakerElectro Technik Industries
Reach Compliance Codeunknow
ECCN codeEAR99
structureAluminum Housing
Maximum operating temperature275 °C
Minimum operating temperature-55 °C
Package height55.5 mm
Package length114.3 mm
Package formChassis Mou
Package width76.2 mm
Rated power dissipation(P)250 W
resistance0.0132 Ω
Resistor typeFIXED RESISTOR
seriesTM
technologyWIRE WOUND
Temperature Coefficient-90,90 ppm/°C
Tolerance0.5%

TM250-.0132OHM-0.5% Preview

TEPRO
ELECTRO TECHNIK
TYPE “TM”
PRECISION POWER WIREWOUND
ALUMINUM HOUSED,
CHASSIS MOUNT RESISTORS
FEATURES:
Chassis mount for heat sink effect
Epoxy protected windings
Miniature size
Noninductive windings
High stability
Optimum power to size ratio
Higher ambients
Withstand severe environments
VARIATIONS:
Special TC on request
Closer tolerances to .01%
Special terminals
Flexible leads
ENVIRONMENTAL SPECIFICATIONS:
GENERAL
SPECIFICATIONS:
Standard tolerances:
±0.1 to 5%
Dielectric strength:
1000 VAC TM-5, TM-10, TM-25
2000 VAC TM-50,
3000 VAC TM-100, TM-250
Insulation resistance:
10000 megohms minimum
Temperature coefficients:
10Ω and above: ±20ppm
1Ω to 9.9Ω: ±50ppm
Below 1Ω: ±90ppm
Terminal strength:
5lb. pull test TM-5, TM-10
10lb. pull test all others
Standard terminals:
Tinned copper, flattened and
pierced TM-5 to TM-50
Threaded on TM-100 and TM-250
Housing: Anodized aluminum
Core:
Steatite or alumina
Winding: Copper-nickel or nickel-chrome
alloy as required by resistance
Sealant: High-temperature silicone
Power rating: Based on;
(a) full power operation at 25°C
(b) 1% maximum
R in
1000 hour load life
(c) maximum hotspot 275°C
(d) mounting on proper heat sink
Recommended heat sink:
Aluminum chassis;
6 x 4 x 2 x .040 TM-5, TM-10
7 x 5 x 2 x .040 TM-25
12 x 12 x .050 TM-50
12 x 12 x .125 TM-100, TM-250
TEST
Load life
Moisture resistance
Resistance temperature
Characteristic
Thermal shock
Momentary overload
Dielectric
High temperature storage
Shock
Vibration
Terminal strength
MIL-R-18546
± (1% + 0.05Ω)
R
± (1% + 0.05Ω)
R
±50ppm to 2000Ω
±30ppm over 2000Ω
± (.5% + 0.05Ω)
R
± (.5% + 0.05Ω)
R
± (.2% + 0.05Ω)
R
± (.5% + 0.05Ω)
R
± (.2% + 0.05Ω)
R
± (.2% + 0.05Ω)
R
± (.2% + 0.05Ω)
R
POWER
TEPRO RATINGS/WATTS
TYPE TEPRO
MIL.
TM 5
TM 10
TM 25
TM 50
TM 100
TM 250
7.5
12.5
25.0
50.0
100.0
250.0
5
10
20
30
75
120
RESISTANCE RANGE OHMS
TEPRO
TYPE
MIN.
MAX.
0.005
0.005
0.005
0.005
0.010
0.010
20K
40K
90K
250K
500K
700K
Notes:
For noninductive windings
add "NI" to type. Maximum
resistance 1/3 that shown.
All data and dimensions
subject to change without
notice.
DERATING:
% OF RATED POWER
Operation in high ambients or on reduced
chassis areas requires derating in accordance
with the accompanying curve. TM-5 and
TM-10 types may be operated in ambients
to 75°C without derating. (Curve A)
DERATING CURVE
120
100
80
60
40
20
0
25
A
B
75
125
175
225 275
AMBIENT TEMP. °C
Curve A: TM-5, TM-10
Curve B: All others
325
Toll Free: 800.346.5164
Phone:
727.796.1044
11
TEPRO
P.O. BOX 1260 • CLEARWATER, FL 33757
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