SC-2 Datasheet, PDF (1/1 Pages) Riedon Powertron – Four Terminal / Surface Mount Wirewound Resistors

SC-2
Four Terminal / Surface Mount Wirewound Resistors
• Resistances from 0.005 to 1kOhms
• Tolerance to ±0.005%
• TCR’s to ± 5ppm/K
• Superior Surge Handling Capability
• Up to 25A Current
• Reel Packaging
• Non-Inductive Windings are Available (Type SCN)
SPECIFICATIONS
Type
SC-2
Power Rating
Watts @ 70°C
2W
Maximum
Current
25A
Resistance
Range ( W )
0.005 to 1
1 to 10
10 to 100
>100
Minimum
Tolerance¹
Minimum
TC¹
±0.1%
±0.05%
±0.01%
±0.005%
±30ppm/K
±20ppm/K
±10ppm/K
±5ppm/K
1 _{Contact Factory for others.}
Specification
Temperature Range
Dielectric Strength
Insulation Resistance
Environmental Performance
(MIL-STD 202)
Load Life
Moisture Resistance
Temperature Cycling
Short Term Overload
Value
-55°C to +275°C
1000 VAC
>1000 MOhms / Dry
DR
Test Conditions
±1%
±1%
±0.5%
±0.5%
70°C / 90 min ON / 30 min OFF / 1000 hr
40°C / 90-95% RH / DC 0.1W / 1000 hr
-40°C for 30 min / +125°C for 30 min / 1000 hr
5X rated power for 5 seconds
Power Derating Curve
120
100
80
60
40
20
0
0
50
100
150
200
250
300
350
Ambient Temperature (°C)
Ordering Information
For Non-Inductive Windings / insert the letter “N” ( i.e. SCN-2 )
Part Number - Resistance - Tolerance - TCR ( If not standard )
Example: SC-2 1 Ohm 0.1%
Riedon Inc.
300 Cypress Avenue
Alhambra CA 91801
[phone]
[phone]
www.riedon.com
Page 85
rev. 03/2006A