SCA Datasheet, PDF (1/1 Pages) Riedon Powertron – Precision Metal Film Resistors

SAA / SMA / SCA Series
Precision Metal Film Resistors
• Resistances from 10 to 1MOhms
• Power Rating 0.25Watts
• Resistance Tolerances to ±0.05%
• TCR to ± 5ppm/K
• Non-Inductive Design
• Space Efficient Radial Leads
SPECIFICATIONS
Type
SCA
SAA
SMA
Power
Rating
( Watts @
70°C)
0.25
0.25
0.25
Resistance
Range
10 to 330k
10 to 1M
10 to 500k
Maximum
Working
Voltage
300
350
350
Dimensions
D
+0.000 / -0.020
[+0.0 / -0.5mm]
H
+0.000 / -0.020
[+0.0 / -0.5mm]
L
±0.040
[±1.0mm]
W
±0.008
[±0.2mm]
T
+0.000 / -0.020
[+0.0 / -0.5mm]
0.205 [5.2] 0.315 [8.0] 0.390 [10.0] 0.100 [2.5] 0.090 [2.3]
0.275 [7.0] 0.315 [8.0] 0.390 [10.0] 0.200 [5.1] 0.098 [2.5]
0.433 [11.0] 0.170 [4.3] 0.492 [12.5] 0.400 [10.2] 0.098 [2.5]
Specification
Value
Resistance Range
Tolerances
Temperature Coefficient
Temperature Range
Insulation Resistance
Environmental Performance
(MIL-STD 202)
Load Life
Moisture Resistance
Temperature Cycling
Short Time Overload
Vibration
10 Ohms to 1MOhms
±0.1% to ±1%
±0.05% ( 100W < R < 100KW )
±10ppm/K / ±25ppm/K
±3 ppm/K ( 100W < R < 100KW )
-25°C to +125°C
>10000 MOhms
DR
±0.1%
±0.1%
±0.05%
±0.01%
±0.01%
120
Power Derating Curve
100
80
60
Ordering Information
Part Number - Resistance - Tolerance - TCR
Example: SAA 10 kOhms 0.1% 10ppm
40
20
0
0
25
50
75
100
125
150
175
200
Ambient Temperature (°C)
Riedon Inc.
1.01
300 Cypress Avenue
Alhambra CA 91801
[phone]
[phone]
www.riedon.com
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