Data Sheet

Representation of the typical variation of nominal resistance (with 95% confidence) throughout the ohm value range:
Specifications on this catalog are for reference only, as they are subject to change without notice.
75
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Test
results
Power derating curve:
For temperatures out of range
MCE9 Through-holeMCA9 Through-hole
Damp heat
Temperature Coefficient
The normal operation temperature for a carbon ACP potentiometer is -25ºC to +70ºC. When the temperature goes up to 85ºC, the following
variations should be observed:
Load life 1.000 h. at 50ºC +0%; -6% 1.000 h. at 85ºC +0%; -15%
Load life
The power derating curve
to consider is:
MCE9 Through-holeMCA9 Through-hole
Mechanical life
Resistance
470 1K 4K7 10K 47K 100K 470K 1M 4M7 100H
-1000
-800
-600
-400
-200
0
200
400
600
800
1000
Variation area
Resistance
470 1K 4K7 10K 47K 100K 470K 1M 4M7 100H
-1000
-800
-600
-400
-200
0
200
400
600
800
1000
Variation area
% Value variation
Resistance
470 1K 4K7 10K 47K 100K 470K 1M 4M7 100H
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
7
8
9
10
Variation area
% Value variation
Resistance
470 1K 4K7 10K 47K 100K 470K 1M 4M7 100H
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
7
8
9
10
Variation area
% Value variation
Resistance
470 1K 4K7 10K 47K 100K 470K 1M 4M7 100H
-10
-8
-6
-4
-2
0
2
4
6
8
10
Variation area
% Value variation
Resistance
470 1K 4K7 10K 47K 100K 470K 1M 4M7 100H
-10
-8
-6
-4
-2
0
2
4
6
8
10
Variation area
100H
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
7
8
9
10
% Value variation
Resistance
470 1K 4K7 10K 47K 100K 470K 1M 4M7
Variation area
% Value variation
Resistance
470 1K 4K7 10K 47K 100K 470K 1M 4M7 100H
-10
-8
-6
-4
-2
0
2
4
6
8
10
Variation area
% W
50ºC 85ºC
0
10
20
30
40
50
60
70
80
90
100
% W
70ºC 90ºC
0
10
20
30
40
50
60
70
80
90
100
MCA9 MCE9
Value variation (ppm)
Value variation (ppm)
0
10
20
30
40
50
60
70
80
90
100
% W
50ºC 70ºC