UHPL
Precision Foil Resistors
*
•ꢀ Resistances from 1Ohm to 150kOhms
•ꢀ Power Rating to 0.6 Watts
•ꢀ Resistance Tolerances to ±0.005%
•ꢀ TCR to ± 1ppm/°C
•ꢀ Load Stability to 0.005% @ 70°C, 2000hr
SPECIFICATIONS
Type
UHPL-2
Resistance Range
1.0 to 150 kOhms ( Up to 1 Meg available, contact factory )
0.6W (<100 KOhms)
0.4W (>100 KOhms)
Power rating (70°C)
MAX Working Voltage
300V
Tolerances:
from 0.5 Ohms
from 1 Ohms
1%
0.5% / 1%
from 2 Ohms
0.1% / 0.25% / 0.5% / 1%
from 5.0 Ohms
from 12.0 Ohms
from 25.0 Ohms
from 100.0 Ohms
0.05% / 0.1% / 0.25% / 0.5% / 1%
0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1%
0.01% / 0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1%
0.005% / 0.01% / 0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1%
Stability
0.005% ( 2000 hr @ 0.1W, 70°C )
Typical: ±1ppm/°C ( -55 to +125°C, +25°C REF )
Upon Request: ±1ppm/°C ( 0 to +60°C ) and ±1ppm/°C ( -55 to +125°C )
Temperature Coefficient
Operating Temperature Range
Inductance
-55 to 175°C
< 0.08mH
Capacitance
1pF MAX, 0.5pF Typical
1ns @ 1KHz
Rise Time
Thermal EMF
< 0.05µV/°C
Voltage Coefficient
Terminations
< 0.1 PPM/V
SnPb* Solder Finish ( Pb free available )
* Pb containing terminations are not RoHS compliant
C Alloy
±2ppm/°C
Power Derating Curve
Temperature Coefficient
-55°C
120
70°C
100
80
60
40
20
0
-75
-25
25
75
125
175
225
Temperature (°C)
Temperature (°C)
Riedon Inc.
300 Cypress Avenue
Alhambra CA 91801
www.riedon.com
(626) 284-9901
(626) 284-1704
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