SF-2

SF-2
Surface Mount / Precision Metal Film Resistors
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Resistances from 50 to 3MOhms
Tolerance to ±0.05%
TCR’s to ± 5ppm/°C
Very Low Inductance
Excellent Long Term Stability
SPECIFICATIONS
Specification
Value
Resistance Range
50Ω to 3MΩ
Power Rating
1W ( TAmbient = 70°C )
Temperature Range
-25°C to +125°C ( TC ≥ 25ppm/°C )
-10°C to +85°C ( TC < 25ppm/°C )
Dielectric Strength
750 VAC
Insulation Resistance
>1000 MOhms / Dry
Voltage Coefficient
0.5 ppm/V ( Max )
Resistances Available at these Tolerances
TCR
( ±ppm/K )
±0.05%
±0.10%
±0.25%
±0.50%
±1%
5
50Ω - 250KΩ
10Ω - 250KΩ
10Ω - 250KΩ
10Ω - 250KΩ
10Ω - 250KΩ
10
50Ω - 510KΩ
10Ω - 510KΩ
10Ω - 510KΩ
10Ω - 510KΩ
10Ω - 510KΩ
15
50Ω - 510KΩ
10Ω - 1MΩ
10Ω - 1.5MΩ
10Ω - 1.5MΩ
10Ω - 1.5MΩ
25
50Ω - 510KΩ
10Ω - 1MΩ
10Ω - 1.5MΩ
5Ω - 2MΩ
5Ω - 2MΩ
50
50Ω - 510KΩ
5Ω - 1MΩ
3Ω - 1.5MΩ
2Ω - 2MΩ
1Ω - 3MΩ
Power Derating Curve
120
TC
80
>=
60
m
pp
ppm
40
25
25
TC <
Power ( % )
100
20
0
0
25
50
75
100
125
150
175
Ambient Temperature (°C)
Ordering Information
Part Description: Part Type - Resistance - Tolerance - TCR
Example: SF-2 200 kOhm 0.1% 5ppm