USR 4-1414
Powertron
•
•
•
•
•
Resistances from 0.5Ohm to 100Ohms
Power Rating to 25Watt
Resistance Tolerances to ±0.01%
TCR to ±1ppm/K
Load Stability to 0.01%
SPECIFICATIONS
Type
Resistance Range
Power rating
free air 70°C
with heatsink
Thermal Resistance Rthj-c
Tolerances
from 0.5 Ohms
from 1.0 Ohms
Stability
Temperature Coefficient
USR 4-1414
0.5 to 100 Ohms
0.8 W
25 W
< 4.2 K/W
0.1% / 0.25% / 0.5% / 1%
0.01% / 0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1%
0.01%
max. ±5ppm/K (-55 to 155°C)
typ. ±3ppm/K (-55 to 125°C)
upon request ±1ppm/K (0 to 60°C)
1.5 kVDC
< 0.1µV/K
-55 to 155°C
NiCr-Foil
Al
2
O
3
upon request: AlN
Plastic / Epoxy
Cu tinned
4
Voltage Proof
Thermal EMF
Operating Temperature Range
Resistor Material
Substrate
Housing
Connector Material
Terminals
Ordering Information
Part Number - Resistance - Tolerance - TCR
USR 4-1414 0.5Ohms 0.5% 1ppm
Document Number: 64220
Revision: 20-09-10
For technical questions, contact:
powertron@vishaypg.com
www.powertron.de
1
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Vishay Precision Group
Disclaimer
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purchase, including but not limited to, the warranty expressed therein.
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and conditions of purchase.
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including without limitation special, consequential or incidental damages, and (iii) any and all implied
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Document No.: 63999
Revision: 27-Apr-11
www.vishaypg.com
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