B72205S251K311 EPCOS Inc, B72205S251K311 Datasheet - Page 27

• Manufacturer Part Number: B72205S251K311
• Manufacturer: EPCOS Inc

Specifications of B72205S251K311

• Technology: Metal Oxide
• Capacitance Value: 55pF
• Clamping Current: 5A
• Clamping Voltage: 650V
• Lead Style: Radial
• Ac Voltage Rating (max): 250VAC
• Dc Voltage Rating (max): 320VDC
• Operating Temp Range: -40C to 85C
• Mounting: Through Hole
• Surge Current (max): 400A
• Lead Spacing: 5mm
• Product Depth (mm): 4.2mm
• Product Height (mm): 8.5mm
• Product Diameter (mm): 7mm
• Varistor Voltage: 390V
• Lead Free Status / RoHS Status: Compliant

Derating curves
Maximum surge current i
For explanation of the derating curves refer to “General technical information”, section 1.8.1
SIOV-S07K11 … K40
SIOV-S07K50 … K460
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
10
A
A
5
5
5
5
5
5
5
_
_
1
4
3
0
3
2
1
0
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
6
4
4
6
2
2
27
5
5
11/07
10
10
Leaded varistors
3
3
StandarD series
t
t
r
r
5
5
VAR0018-Z
VAR0099-V
t
t
i
i
µs
r
µs
r
max
max
10
10
4
4