USR4-1414 Datasheet, PDF (1/2 Pages) Willow Technologies Ltd – Highest Stability Near Temperature Independency

USR 4-1414
• Highest Stability
• Near Temperature
Independency
• Lowest Tolerances
• Low Capacitance and
Inductance
• Customized Resistance Values
SPECIFICATIONS
ELECTRICAL
Resistance Range
:
Power Rating
:
Thermal Resistance Rthj-c :
Tolerances
:
from 0R5
:
from 1R
:
Stability
:
Temperature Coefficient :
Voltage Proof
:
Thermal EMF
:
ENVIRONMENTAL
Operating Temperature Range :
MECHANICAL Resistor Material
:
Substrate
:
Housing
:
Connector Material
:
0R5 ...100R
0.8 W without heatsink (70°C)
25 W with heatsink
< 4.2 K/W
0.1%, 0.25%, 0.5%, 1%
0.01%, 0.05%, 0.1%, 0.25%, 0.5%, 1%
0.01%
max. ±5 ppm/K (-55...155)°C
typ. ±3 ppm/K (-55...125)°C
upon request ±1 ppm/K (0...60)°C
1.5 kVDC
< 1 µV/K
-55°C...155°C
NiCr-Foil
Al₂O₃ (upon request AlN)
Plastic + Epoxy
Cu-tinned / 4-pin
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, UK
Tel. + 44 (0) 1342 835234, Fax. + 44 (0) 1342 834306, e-mail [e-mail] web www.willow.co.uk