B72220S250K101 EPCOS Inc, B72220S250K101 Datasheet - Page 15

• Manufacturer Part Number: B72220S250K101
• Description: METAL OXIDE VARISTOR, 31V, 77V, RAD
• Manufacturer: EPCOS Inc
• Type: MOVr

Specifications of B72220S250K101

• Suppressor Type: Varistor
• Peak Surge Current @ 8/20µs: 2kA
• Varistor Case: 20mm DISC
• Clamping Voltage Vc Max: 77V
• Peak Energy (10/1000us): 22J
• Voltage Rating Vdc: 31V
• Voltage Rating Vac: 25V
• Brand/series: Standard Series
• Capacitance: 11100 pF
• Current, Peak: 2000 A
• Dimensions: 21.5 mm (Max.) Dia. x 4.7 mm (Max.) W x 25.5 mm (Max.) H
• Electric Strength: 2.5 kV (RMS) (Min.)
• Energy Rating: 22 Joules
• Mounting Style: Leaded
• Package: Leads
• Power Rating: 0.20 W (Max.) @ +85 °C
• Resistance, Insulation: 10 Megohms (Min.)
• Technology: Metal Oxide
• Temperature, Operating, Maximum: 85 °C
• Temperature, Operating, Minimum: -40 °C
• Terminal Type: Tinned Copper
• Time, Response: 25 ns (Max.)
• Voltage, Ac: 25 VAC
• Voltage, Clamping: 77 V
• Voltage, Dc: 31 VDC
• Voltage, Operating: 25 Vrms @ +85 °C, 31 VDC @ +85 °C
• Voltage, Varistor: 39
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Dimensions
Ordering code
B72205S0950K101
B72207S0950K101
B72210S0950K101
B72214S0950K101
B72220S0950K101
B72205S0111K101
B72207S0111K101
B72210S0111K101
B72214S0111K101
B72220S0111K101
B72205S0131K101
B72207S0131K101
B72210S0131K101
B72214S0131K101
B72220S0131K101
B72205S0141K101
B72207S0141K101
B72210S0141K101
B72214S0141K101
B72220S0141K101
B72205S0151K101
B72207S0151K101
B72210S0151K101
B72214S0151K101
B72220S0151K101
B72205S0171K101
B72207S0171K101
B72210S0171K101
B72214S0171K101
B72220S0171K101
B72205S0231K101
B72207S0231K101
B72210S0231K101
B72214S0231K101
B72220S0231K101
Please read Cautions and warnings and
Important notes at the end of this document.
mm
10.0
10.0
10.0
10.0
10.0
10.0
10.0
5.0
5.0
7.5
7.5
5.0
5.0
7.5
7.5
5.0
5.0
7.5
7.5
5.0
5.0
7.5
7.5
5.0
5.0
7.5
7.5
5.0
5.0
7.5
7.5
5.0
5.0
7.5
7.5
±1
a ±1
mm
1.3
1.3
1.5
1.5
1.6
1.5
1.5
1.6
1.7
1.8
1.6
1.6
1.8
1.9
2.0
1.7
1.7
1.9
2.0
2.1
1.8
1.8
2.0
2.1
2.2
2.0
2.0
2.2
2.2
2.3
1.8
1.8
2.0
2.0
2.1
b
mm
12.0
15.5
21.5
12.0
15.5
21.5
12.0
15.5
21.5
12.0
15.5
21.5
12.0
15.5
21.5
12.0
15.5
21.5
12.0
15.5
21.5
max
7.0
9.0
7.0
9.0
7.0
9.0
7.0
9.0
7.0
9.0
7.0
9.0
7.0
9.0
15
11/07
s
mm
3.4
3.4
4.0
4.0
4.5
3.6
3.6
4.2
4.2
4.6
3.6
3.6
4.2
4.2
4.7
3.7
3.7
4.3
4.3
4.8
3.8
3.8
4.4
4.4
4.9
3.9
4.0
4.6
4.6
5.0
4.0
4.0
4.7
4.7
5.1
max
Leaded varistors
StandarD series
h
mm
11.0
14.5
18.5
25.5
11.0
14.5
18.5
25.5
11.0
14.5
18.5
25.5
11.0
14.5
18.5
25.5
11.0
14.5
18.5
25.5
11.0
14.5
18.5
25.5
11.0
14.5
18.5
25.5
max
8.5
8.5
8.5
8.5
8.5
8.5
8.5
I
mm
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
min
d ±0.05
mm
0.6
0.6
0.8
0.8
1.0
0.6
0.6
0.8
0.8
1.0
0.6
0.6
0.8
0.8
1.0
0.6
0.6
0.8
0.8
1.0
0.6
0.6
0.8
0.8
1.0
0.6
0.6
0.8
0.8
1.0
0.6
0.6
0.8
0.8
1.0