S20K550E3FK9 EPCOS, S20K550E3FK9 Datasheet - Page 18

• Manufacturer Part Number: S20K550E3FK9
• Description: S20K Series 550 Vac 745 Vdc 320 pF Round Metal Oxide Leaded Varistor
• Manufacturer: EPCOS

Derating curves
Maximum surge current i
For explanation of the derating curves refer to “General technical information”, section 1.8.1
SIOV-S05K130 … K300E2
SIOV-S07K130 … K320E2
Please read Cautions and warnings and
Important notes at the end of this document.
i
i
max
max
10
10
10
10
10
10
10
10
10
10
A
5
5
5
A
5
5
5
_
4
3
2
0
10
3
2
0
10
1
1
1
1
1
Leaded varistors
AdvanceD series
max
5
5
= f (t
10
10
r
, pulse train)
2
2
1x
2
10
10
10
10
10
10
1x
2
10
10
10
10
10
10
2
3
4
5
6
2
3
4
5
6
18
5
11/07
5
10
10
3
3
t
t
r
r
5
5
VAR0434-R
VAR0426-A
t
t
µs
µs
r
r
i
i
max
max
10
10
4
4