S05K250 EPCOS Inc, S05K250 Datasheet - Page 31

• Manufacturer Part Number: S05K250
• Description: VARISTOR 250VRMS 5MM RADIAL
• Manufacturer: EPCOS Inc
• Series: StandarDr

Specifications of S05K250

• Varistor Voltage: 390V
• Current-surge: 400A
• Number Of Circuits: 1
• Maximum Ac Volts: 250VAC
• Maximum Dc Volts: 320VDC
• Energy: 8.2J
• Package / Case: Disc 5mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 495-3784; B72205S251K101; S05K250

Derating curves
Maximum surge current i
For explanation of the derating curves refer to “General technical information”, section 1.8.1
i
SIOV-S20K11 … K40
i
SIOV-S20K50 … K115
Please read Cautions and warnings and
Important notes at the end of this document.
max
max
10
10
10
10
10
10
10
10
10
10
10
10
A
A
5
5
5
5
5
5
5
5
_
_
4
3
0
4
3
0
2
1
1
2
1
1
10
10
1
1
max
5
5
= f (t
10
10
r
, pulse train)
10
10
10
10
1x
10
1x
10
2
2
3
5
3
5
10
10
10
10
10
10
2
2
2
4
6
2
4
6
31
5
5
11/07
10
10
Leaded varistors
3
3
StandarD series
t
t
r
r
5
5
VAR0107-Q
VAR0106-H
t
t
i
i
µs
r
µs
r
max
max
10
10
4
4