FHR 4-8065 4-80110 4-80216
4-80320 4-80370
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SPECIFICATIONS
ELECTRICAL
Resistance Range
Power Rating
:
:
Power Rating from to 2500 W
High Stability
Low TCR
Low Inductance
Low Noise
FHR 4-8065 / 80110 / 80216 / 80320 / 80370
R001 ...500R (FHR 4-8065 up to 400R)
350 W / 600 W / 1200 W / 2000 W / 2500 W
with heatsink
24 W / 32 W / 60 W / 80 W / 90 W
without heatsink (25°C)
0.16 / 0.09 / 0.04 / 0.026 / 0.022 K/W
Thermal Resistance Rthj-c :
Tolerances
from R001
from R005
from R010
from R020
Stability
:
:
:
:
:
:
0.5%, 1%, 2%, 5%
0.5%, 1%, 2%, 5%
0.25%, 0.5%, 1%, 2%, 5%
0.1%, 0.25%, 0.5%, 1%, 2%, 5%
0.1%, 0.2%, 0.5% (depending on stress)
±15 ppm/K (20...60)°C
from R < R02 ±20 ppm/K (20...60)°C
from R < R01 ±30 ppm/K (20...60)°C
for 2-pin type TCR-Shift depends on resistor value
(see next page)
Temperature Coefficient :
Inductivity
:
Capacity against housing :
Insulation Strenght
:
Thermal EMF
:
Max. current
:
< 50 nH
500 pF / 850 pF / 1.7 nF / 2.5 nF / 2.9 nF
1.5 kVDC (higher upon request)
< 1 µV/K
Standard cable 60 A
(Special contact up to 250 A)
-40°C ... 130°C
Metalfoil CuNiMn (DIN 17471)
anodized Aluminium
anodized Aluminium
Cu-Cable, 4 mm
2
, 500 mm lenght
(other upon request, also AWG possible)
4-pin (2-pin upon request)
ENVIRONMENTAL
Operating Temperature Range
MECHANICAL
Resistor Material
Substrate
Housing
Connection
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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 ]
