B72280B0251K001 EPCOS Inc, B72280B0251K001 Datasheet - Page 14

• Manufacturer Part Number: B72280B0251K001
• Description: Varistors 250V RMS 80MM Varistor B80K250
• Manufacturer: EPCOS Inc

Specifications of B72280B0251K001

• Voltage Rating Dc: 320 V
• Voltage Rating Ac: 250 V
• Clamping Voltage: 650 V
• Peak Surge Current: 100000 A
• Surge Energy Rating: 1300 J
• Capacitance: 14000 pF
• Operating Temperature Range: - 40 C to + 85 C
• Mounting: SMD/SMT
• Dimensions: 80 mm Dia. x 118 mm L
• Tolerance: 10 %
• 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
i
SIOV-B32K550 … K750
i
SIOV-B40K130 … K150
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
5
4
3
2
0
5
4
3
0
1
2
1
10
10
1
1
Block varistors
HighE series
max
5
5
= f (t
10
10
r
, pulse train)
2
2
10
10
10
10
10
10
10
10
10
10
1x
10
1x
10
2
3
4
5
6
3
4
5
6
2
14
5
5
11/07
10
10
3
3
t
t
r
r
5
5
VAR0090-R
VAR0091-Z
t
t
i
i
µs
r
µs
r
max
max
10
10
4
4