Film Capacitors – Power Electronic Capacitors
MKP DC
B2562*
2. Expected lifetime
Expected Lifetime @ tLD
70°C 75°C 80°C
1,1
1,05
1
0,95
0,9
0,5
0,7
0,9
tLD /tLD
1,1
(co )
1,3
1,5
Expected lifetime tld at different hotspot temperature (Θhs) and voltage V
For short term operation (maximum 10% of the total expected lifetime) and capacitors with diameter 85 and
90 mm a maximum hot spot temperature of 85°C is allowed without further reduction of the lifetime.
3. Current derating
3.1 Current derating graphs for capacitors 700 V DC
B25620B0287K701
B25620B0627K701
Current Derating @ Ths = 75 °C
Current Derating @ Ths = 75 °C
55
50
45
40
35
30
25
20
60
55
50
45
40
35
30
25
20
40
45
50
55
60
65
70
40
45
50
55
60
65
70
T emp. (°C )
T emp. (°C )
B25620B0707K701
B25620B0567K703
Current Derating @ Ths = 75 °C
Current Derating @ Ths = 75 °C
60
55
50
45
40
35
30
25
20
80
70
60
50
40
30
40
45
50
55
60
65
70
40
45
50
55
60
65
70
T emp. (°C )
T emp. (°C )
FILM R&D / FILM P PM
January 2013 – Version 8
Please read Cautions and warnings and
Page 12 of 20
Important notes at the end of this document.
EPCOS [ EPCOS ]
