UB-50.0129OHM0.02% [VISHAY]
Fixed Resistor, Wire Wound, 5W, 0.0129ohm, 162V, 0.02% +/-Tol,;
| 型号： | UB-50.0129OHM0.02% |
| 厂家： | 
VISHAY |
| 描述： | Fixed Resistor, Wire Wound, 5W, 0.0129ohm, 162V, 0.02% +/-Tol, |
| 文件： | 总3页 (文件大小：783K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
UB Series
Powertron
•ꢀ Resistances from 0.005 to 260kOhms
•ꢀ Power Rating 1 to 18Watts
•ꢀ Resistance Tolerances to ± 0.01%
•ꢀ Low TCR: ± 20ppm/K Standard
•ꢀ MIL-R-26 / MIL-R-39007 Power Ratings
•ꢀ Temperature Range: -55°C to +350°C ( “V” Rating )
•ꢀ Non-Inductive Windings Available
SPECIFICATIONS
Wattage Rating
( Watts )
Dimensions
MIL-R-26 /
Maximum
Maximum
Ohms 2
MIL-
R-39007
Style
Working
Voltage
Type
A
B
C1
±0.062”
[±1.6mm]
±0.031”
[±0.8mm]
±0.002”
[±0.05mm]
U
V
0.020 [0.5]
0.025 [0.6]
RW-81
RWR-81
UB-1
UB-23
UB-3
1
1.5
2
1.5
2
3.4k
7.5k
10k
0.250 [6.4]
0.312 [7.9]
0.406 [10.3]
0.085 [2.2]
0.078 [2.0]
0.094 [2.4]
33
42
80
0.020 [0.5]
0.025 [0.6]
RWR-82
0.025 [0.6]
0.020 [0.5]
RW-80
RWR-80
3
0.032 [0.8]
0.032 [0.8]
0.040 [1.0]
0.040 [1.0]
0.040 [1.0]
UB-5
UB-5C
UB-6
4
5
5
7
25k
32k
0.560 [14.2]
0.500 [12.7]
0.625 [15.9]
0.875 [22.2]
1.220 [31.0]
0.187 [4.7]
0.218 [5.5]
0.250 [6.4]
0.312 [7.9]
0.312 [7.9]
162
194
258
425
607
6
8
50k
RW-84
UB-10
UB-12
7
10
12
95k
10
150k
0.040 [1.0]
UB-15
15
18
260k
1.780 [45.2]
0.375 [9.5]
1050
1
Lead Diameter: 18 AWG = 0.040” / 20 AWG = 0.032” / 22 AWG = 0.025” / 24 AWG = 0.020”
Where more than one lead is listed / the top value is Standard
For non-inductive windings / divide maximum resistance by 2
2
3
This part does not meet the RoHS directive - call factory for details
Ordering Information
For Non-Inductive Windings / insert the letter “N” ( i.e. UBN-5 )
Part Number - Resistance - Tolerance - TCR ( If not standard )
Example: UB-3 10 Ohm 1%
Document Number: 64326
Revision: 20-09-10
For technical questions, contact: powertron@vishaypg.com
www.powertron.de
1
UB Series
Powertron
SPECIFICATIONS (continued)
Specification
Value
Tolerances
±0.01% to ±10% ( 1% Standard )
Temperature Coefficient
>10W : ±20ppm/K
1W to10W : ±50ppm/K
<1W : Call Factory
Temperature Range
Dielectric Strength
Constuction
-55°C to +250°C : Characteristic U
-55°C to +350°C : Characteristic V
500 VAC : UB-1 / UB-2 / UB-3
1000 VAC : All Others
Centerless ground ceramic core
Tinned copper or copperweld leads
High temperature / trivalent / inorganic Silicone coating
All welded terminations
DR
Environmental Performance
(MIL-STD 202)
Characteristic U
Characteristic V
±0.2% + 0.05W
Dielectric
±0.2% + 0.05W
Load Life
to ±1% depending on size and Resistance Value
Storage
±0.2% + 0.05W
±0.2% + 0.05W
±0.2% + 0.05W
±0.2% + 0.05W
±0.1% + 0.05W
±0.1% + 0.05W
±2% + 0.05W
Moisture Resistance
Thermal Shock
5X Overload ( 5s )
Shock
±2% + 0.05W
±2% + 0.05W
±2% + 0.05W
±0.2% + 0.05W
±0.2% + 0.05W
Vibration
Power Derating Curve
120
100
80
60
40
20
0
0
50
100
150
200
250
300
350
400
Ambient Temperature (°C)
www.powertron.de
2
For technical questions, contact: powertron@vishaypg.com
Document Number: 64326
Revision: 20-09-10
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Vishay Precision Group
Disclaimer
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incompleteness contained herein or in any other disclosure relating to any product.
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purchase, including but not limited to, the warranty expressed therein.
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and conditions of purchase. To the maximum extent permitted by applicable law, Vishay Precision Group
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.
Information provided in datasheets and/or specifications may vary from actual results in different applications
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Document No.: 63999
Revision: 27-Apr-11
www.vishaypg.com
1
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