B72220S2381K101 EPCOS Inc, B72220S2381K101 Datasheet - Page 20

• Manufacturer Part Number: B72220S2381K101
• Description: Varistors 385V RMS 20MM RADIAL Varistor S20K385E2
• Manufacturer: EPCOS Inc

Specifications of B72220S2381K101

• Voltage Rating Dc: 505 V
• Voltage Rating Ac: 385 V
• Peak Surge Current: 10000 A
• Surge Energy Rating: 273 J
• Operating Temperature Range: - 40 C to + 85 C
• Mounting: Through Hole
• Dimensions: 21.5 mm Dia. x 25.5 mm L
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Derating curves
Maximum surge current i
For explanation of the derating curves refer to “General technical information”, section 1.8.1
SIOV-S14K130 … K320E2
SIOV-S14K385 … K680E2
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
1
0
10
4
3
2
0
10
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
10
10
10
10
10
10
1x
2
2
3
4
5
6
2
3
4
5
6
20
5
5
11/07
10
10
3
3
t
t
r
r
5
5
VAR0435-Z
VAR0420-E
t
t
µs
µs
r
r
i
i
max
max
10
10
4
4