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UT-2B1.4OHMS0.1%

Description
Fixed Resistor, Wire Wound, 3.75W, 1.4ohm, 140V, 0.1% +/-Tol, -50,50ppm/Cel,
CategoryPassive components    The resistor   
File Size251KB,3 Pages
ManufacturerRiedon Inc.
Websitehttps://riedon.com/
Environmental Compliance
Download Datasheet Parametric View All

UT-2B1.4OHMS0.1% Overview

Fixed Resistor, Wire Wound, 3.75W, 1.4ohm, 140V, 0.1% +/-Tol, -50,50ppm/Cel,

UT-2B1.4OHMS0.1% Parametric

Parameter NameAttribute value
Package formAxial
Rated power dissipation(P)3.75 W
resistance1.4 Ω
Resistor typeFIXED RESISTOR
technologyWIRE WOUND
Temperature Coefficient50 ppm/°C
Tolerance0.1%
Operating Voltage140 V
Is it Rohs certified?Yes
Objectid252705576
Reach Compliance Codecompliant
Is SamacsysN
YTEOL8
method of packingBulk
structureCylindrical
Number of terminals2
Package shapeCYLINDRICAL PACKAGE
Lead length25.4 mm
Package diameter4.7 mm
Package length14.2 mm
Lead diameter0.8 mm
Maximum operating temperature350 °C
Minimum operating temperature-55 °C

UT-2B1.4OHMS0.1% Preview

UT Series
Silicone Coated Power Resistors
Resistances from 0.02 to 260kOhms
Excellent Pulse Handling
High Temperature: -55°C to +350°C (“V” Rating )
Power Rating 0.1 to 13Watts
Resistance Tolerances to ± 0.01%
Low TCR: ± 20ppm/K Standard
MIL-R-26 / MIL-R-39007 Power Ratings
Non-Inductive Windings Available
SPECIFICATIONS
Specification
Tolerances
Temperature Coefficient
Value
±0.01% to ±10% ( 1% Standard )
>10W : ±20ppm/K
1W
to10W
: ±50ppm/K
<1W
: Call Factory
-55°C to +275°C : Characteristic U
-55°C to +350°C : Characteristic V
500 VAC : UT-1 / UT-1/2A / UT-1/2 / UT-1A
1000 VAC : All Others
Centerless ground ceramic core
Tinned copper or copperweld leads
High temperature / trivalent / inorganic Silicone coating
All welded terminations
Temperature Range
Dielectric Strength
Constuction
Environmental Performance
(MIL-STD 202)
DR
Characteristic U
±0.2% + 0.05W
±1% + 0.05W
±0.2% + 0.05W
±0.2% + 0.05W
±0.2% + 0.05W
±0.2% + 0.05W
±0.1% + 0.05W
±0.1% + 0.05W
120
100
Characteristic V
±0.2% + 0.05W
±3% + 0.05W
±2% + 0.05W
±2% + 0.05W
±2% + 0.05W
±2% + 0.05W
±0.2% + 0.05W
±0.2% + 0.05W
Dielectric
Load Life
Storage
Moisture Resistance
Thermal Shock
5X Overload ( 5s )
Shock
Vibration
Power Derating Curve
Power ( % )
80
60
40
20
0
CH
CH
AR
AR
U
V
0
50
100
150
200
250
300
350
400
Ordering Information
Ambient Temperature (°C)
For Non-Inductive Windings / insert the letter “N” ( i.e. UTN-5 )
Part Description: Part Type - Resistance - Tolerance - TCR ( If not standard )
Example: UT-5 25 kOhms 0.1%
Riedon Inc.
12/13
300 Cypress Avenue
Alhambra CA 91801
www.riedon.com
(626) 284-9901
(626) 284-1704
UT Series
Silicone Coated Power Resistors
SPECIFICATIONS
(continued)
Type
Wattage Rating
( Watts )
U
V
0.25
0.5
0.9
1.5
2.0
3.0
3.75
4.0
3.5
5.5
6.5
6.5
6.5
9.0
9.0
9.0
13
-
Dimensions
Maximum
Ohms
2
±0.062”
[±1.6mm]
A
±0.031”
[±0.8mm]
B
±0.002”
[±0.05mm]
0.018 [0.46]
0.020 [0.5]
0.025 [0.6]
0.020 [0.5]
0.025 [0.6]
0.020 [0.5]
0.025 [0.6]
0.032 [0.8]
0.032 [0.8]
0.032 [0.8]
0.040 [1.0]
0.032 [0.8]
0.032 [0.8]
0.040 [1.0]
0.032 [0.8]
0.040 [1.0]
0.032 [0.8]
0.040 [1.0]
0.040 [1.0]
0.032 [0.8]
0.040 [1.0]
0.040 [1.0]
0.060 [1.5]
C
1
Maximum
Working
Voltage
MIL-R-26 /
MIL-R-39007
Style
UT-1
UT-1/2A
UT-1/2
UT-1A
UT-2
UT-2A
UT-2B
UT-2C
UT-2E
UT-3
UT-5
UT-5A
UT-6
UT-7A
UT-7B
UT-7C
UT-10
UT-15
1
0.1
0.4
0.75
1.0
1.5
2.5
3.0
3.0
3.0
4.0
5.0
5.0
5.0
7.0
7.0
7.0
10
15
500
2.5k
7.5k
10k
12.5k
22k
22k
40k
30k
45k
91k
65k
95k
150k
100k
154k
260k
320k
0.150 [3.8]
0.250 [6.4]
0.330 [8.4]
0.406 [10.3]
0.350 [8.9]
0.500 [12.7]
0.560 [14.2]
0.500 [12.7]
0.500 [12.7]
0.675 [17.1]
0.875 [22.2]
0.970 [24.6]
1.025 [25.4]
1.375 [35.0]
1.400 [35.6]
1.220 [31.0]
1.780 [45.2]
1.810 [46.0]
0.078 [2.0]
0.094 [2.4]
0.094 [2.4]
0.094 [2.4]
0.156 [4.0]
0.187 [4.7]
0.187 [4.7]
0.250 [6.4]
0.200 [5.1]
0.270 [6.9]
0.312 [7.9]
0.250 [5.2]
0.312 [7.9]
0.375 [9.5]
0.312 [7.9]
0.312 [7.9]
0.375 [9.5]
0.510 [13.0]
8.5
20
29
52
60
130
140
140
140
210
360
390
504
650
590
620
850
1500
RW-78
RWR-78
RW-67
RW-74
RWR-74
RW-69
RW-79
RWR-79
RW-70
2
Lead Diameter: 18 AWG = 0.040” / 20 AWG = 0.032” / 22 AWG = 0.025” / 24 AWG = 0.020” / 25 AWG = 0.018”
Where more than one lead is listed / the top value is Standard
For non-inductive windings / divide maximum resistance by 2
Riedon Inc.
12/13
300 Cypress Avenue
Alhambra CA 91801
www.riedon.com
(626) 284-9901
(626) 284-1704
Standard Package Quantities
Bulk
UT-1
UT-1/2A
UT-1/2
UT-1A
UT-2
UT-2A
UT-2B
UT-2C
UT-2E
UT-3
UT-5
UT-5A
UT-6
UT-7A
UT-7B
UT-7C
UT-10
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
2000
2000
2000
2000
500
500
500
500
N/A
N/A
500
N/A
N/A
N/A
N/A
N/A
10” Reel
12” Reel
14” Reel
Bulk Only, No T&R
3000
3000
3000
3000
1500
1500
1000
1000
500
500
1000
500
500
500
500
500
5000
5000
5000
5000
3000
3000
1500
1500
1000
1000
1500
1000
750
750
750
750
Riedon Inc.
12/13
300 Cypress Avenue
Alhambra CA 91801
www.riedon.com
(626) 284-9901
(626) 284-1704
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