B72220S2301K101 EPCOS Inc, B72220S2301K101 Datasheet - Page 21

• Manufacturer Part Number: B72220S2301K101
• Description: Varistors 300V RMS 20MM RADIAL Varistor S20K300E2
• Manufacturer: EPCOS Inc
• Series: AdvanceDr

Specifications of B72220S2301K101

• Voltage Rating Dc: 385 V
• Voltage Rating Ac: 470 V
• Peak Surge Current: 1000 A
• Surge Energy Rating: 250 J
• Operating Temperature Range: - 40 C to + 85 C
• Mounting: Through Hole
• Dimensions: 21.5 mm Dia. x 25.5 mm L
• Termination Style: Radial
• Varistor Voltage: 470 V
• Peak Surge Current @ 8/20µs: 10000A
• Varistor Case: 20mm DISC
• Clamping Voltage Vc Max: 775V
• Peak Energy (10/1000us): 250J
• Voltage Rating Vdc: 385V
• Voltage Rating Vac: 300V
• Rohs Compliant: Yes
• 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-S20K130 … K320E2
SIOV-S20K385 … 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
0
10
4
3
2
0
10
1
1
1
1
max
5
5
= f (t
10
10
r
, pulse train)
2
2
1x
2
10
10
10
10
10
10
1x
10
10
10
10
10
10
2
2
3
4
5
6
2
3
4
5
6
21
5
5
11/07
10
10
AdvanceD series
Leaded varistors
3
3
t
t
r
r
5
5
VAR0436-H
VAR0437-P
t
t
µs
µs
r
r
i
i
max
max
10
10
4
4