USR UNR2-1410

USR UNR 2-1410
• Highest Stability
• Near Temperature
Independency
• Lowest Tolerances (0.01%)
• Low Capacitance and
Inductance
• Customized
Resistance Values
SPECIFICATIONS
ELECTRICAL
USR 2-1410
UNR 2-1410
note1)
1R0 ... 10k
Resistance Range
:
1R0...300k
Power Rating
:
0.8 W (70°C)
Tolerance
from 1R0
from 10R
from 50R
:
:
:
:
0.1%, 0.25%, 0.5%, 1%
0.05%, 0.1%, 0.25%, 0.5%, 1%
0.01%, 0.02%, 0.05%, 0.1%, 0.25%, 0.5%, 1%
Stability
:
0.01%
Temperature Coefficient :
max. ±5 ppm/K (-55..155)°C
typ. ±3 ppm/K (-55..125)°C
upon request ±1 ppm/K (0..60)°C
Insolation Resistance
:
> 10 GOhm
Thermal EMF
:
< 1 µV/K
:
-55°C...155°C
:
:
:
:
NiCr-Foil
Al2O3
PBTP / Epoxy
Cu tinned
2-pin
ENVIRONMENTAL
Operating Temperature Range
MECHANICAL Resistor Material
Substrate
Housing
Connector Material
AlN
note1): Specially designed for applications with fast changing electrical load.
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, UK
Tel. + 44 (0) 1342 835234, Fax. + 44 (0) 1342 834306, e-mail [email protected] web www.willow.co.uk
USR UNR
2-1410
TEMPERATURE COEFFICIENT
600
+5 ppm/K
dR/R (ppm )
400-5 ppm/K
200
No minal-Spread
+/-2,3 ppm/K
0
+2,2 ppm/K
-200
-1,8 ppm/K
No minal-dR/R
-400
No minal-Spread
+/-2,3 ppm/K
-600
-50
0
-25
25
50
75
100
125
Tem perature (°C)
DERATING CURVE
pow er (% from
nom inal pow er)
100
80
60
40
20
0
25
40
55
70
85 100 115 130 145 155
Am bient Tem perature (°C)
DIMENSIONS
Lead X (Standardlead)
from 100R0 with wire bonding d=0.6mm (contact D)
Dimensions in mm
HOW TO ORDER
USR 2-1410 7K0 D 0.01% TK1
UNR 2-1410 2R5 X 0.5% TK3
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, UK
Tel. + 44 (0) 1342 835234, Fax. + 44 (0) 1342 834306, e-mail [email protected] web www.willow.co.uk