SF-2 Datasheet, PDF (1/1 Pages) Riedon Powertron – Surface Mount / Precision Metal Film Resistors

SF-2
Surface Mount / Precision Metal Film Resistors
• Resistances from 50 to 3MOhms
• Tolerance to ±0.1%
• TCR’s to ± 5ppm/K
• Very Low Inductance
• Excellent Long Term Stability
Specification
Resistance Range
Power Rating
Temperature Range
Dielectric Strength
Insulation Resistance
Voltage Coefficient
SPECIFICATIONS
Value
50W to 3MW
1W ( T_Ambient = 70°C )
-25°C to +125°C ( TC >= 25ppm/K )
-10°C to +85°C ( TC < 25ppm/K )
750 VAC
>1000 MOhms / Dry
0.5 ppm/V ( Max )
TCR
( ±ppm/K )
5
10
15
25
50
±0.05%
50W - 250KW
50W - 510KW
50W - 510KW
50W - 510KW
50W - 510KW
Resistances Available at these Tolerances
±0.10%
±0.25%
±0.50%
10W - 250KW
10W - 250KW
10W - 250KW
10W - 510KW
10W - 510KW
10W - 510KW
10W - 1MW
10W - 1.5MW
10W - 1.5MW
10W - 1MW
10W - 1.5MW
5W - 2MW
5W - 1MW
3W - 1.5MW
2W - 2MW
±1%
-
-
10W - 1.5MW
5W - 2MW
1W - 3MW
Power Derating Curve
120
100
80
60
40
20
0
0
25
50
75
100
125
150
175
Ambient Temperature (°C)
Ordering Information
Part Number - Resistance - Tolerance - TCR
Example: SF-2 200 kOhm 0.1% 5ppm
Riedon Inc.
300 Cypress Avenue
Alhambra CA 91801
[phone]
[phone]
www.riedon.com
Page 87
rev. 03/2006A