USR 4-1414
•
Highest Stability
•
Near Temperature
Independency
•
Lowest Tolerances
•
Low Capacitance and
Inductance
•
Customized Resistance Values
SPECIFICATIONS
ELECTRICAL
Resistance Range
Power Rating
:
:
0R5 ...100R
0.8 W without heatsink (70°C)
25 W with heatsink
< 4.2 K/W
Thermal Resistance Rthj-c :
Tolerances
from 0R5
from 1R
Stability
:
:
:
:
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
Temperature Coefficient :
Voltage Proof
Thermal EMF
:
:
ENVIRONMENTAL
Operating Temperature Range :
-55°C...155°C
NiCr-Foil
Al
2
O
3
(upon request AlN)
Plastic + Epoxy
Cu-tinned / 4-pin
MECHANICAL
Resistor Material
Substrate
Housing
Connector Material
:
:
:
:
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, UK
Tel. + 44 (0) 1342 835234, Fax. + 44 (0) 1342 834306, e-mail
sales@willow.co.uk
web
www.willow.co.uk
WILLOW [ WILLOW TECHNOLOGIES LTD ]
