B72220S251K101 EPCOS Inc, B72220S251K101 Datasheet - Page 13

• Manufacturer Part Number: B72220S251K101
• Description: Varistor, Circuit Protection; 250Vrms; 650V; 8000A; Metal Oxide; 700pF; Wire; 1W; 25ns
• Manufacturer: EPCOS Inc
• Type: MOVr

Specifications of B72220S251K101

• Technology: Metal Oxide
• Capacitance Value: 700pF
• Clamping Current: 100A
• 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): 8000A
• Lead Spacing: 10mm
• Product Depth (mm): 5.3mm
• Product Height (mm): 25.5mm
• Product Diameter (mm): 21.5mm
• Energy: 140Joule
• Varistor Voltage: 390V
• Brand/series: Standard Series
• Capacitance: 700 pF
• Current, Peak: 8000 A
• Current, Surge: 8000 A
• Dimensions: 21.5 mm (Max.) Dia. x 5.3 mm (Max.) W x 25.5 mm (Max.) H
• Electric Strength: ≥2.5 kV (RMS) (Min.)
• Energy Rating: 130 Joules
• Mounting Style: Leaded
• Package: Leads
• Power Rating: 1.00 W (Max.) @ +85 °C
• Resistance, Insulation: ≥10 Megohms (Min.)
• Temperature, Operating, Maximum: 85 °C
• Temperature, Operating, Minimum: -40 °C
• Terminal Type: Tinned Copper
• Voltage, Ac: 250 VAC
• Voltage, Clamping: 650 V
• Voltage, Dc: 320 VDC
• Voltage, Operating: 250 Vrms @ +85 °C, 320 VDC @ +85 °C
• Voltage, Varistor: 390
• Lead Free Status / RoHS Status: Compliant

Dimensional drawing
Dimensions
Ordering code
B72205S0110K101
B72207S0110K101
B72210S0110K101
B72214S0110K101
B72220S0110K101
B72205S0140K101
B72207S0140K101
B72210S0140K101
B72214S0140K101
B72220S0140K101
B72205S0170K101
B72207S0170K101
B72210S0170K101
B72214S0170K101
B72220S0170K101
B72205S0200K101
B72207S0200K101
B72210S0200K101
B72214S0200K101
B72220S0200K101
Please read Cautions and warnings and
Important notes at the end of this document.
1) Seating plane to IEC 60717
ød
b
e
mm
10.0
10.0
10.0
10.0
s
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
a
±1
1)
Bottom view
e
a ±1
mm
1.2
1.2
1.4
1.4
1.5
1.3
1.3
1.5
1.5
1.6
1.4
1.4
1.6
1.7
1.8
1.2
1.2
1.8
1.9
2.1
VAR0408-C
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
max
7.0
9.0
7.0
9.0
7.0
9.0
7.0
9.0
13
Weight
Nominal diameter
mm
10
14
20
The weight of varistors in between these
voltage classes can be interpolated.
5
7
11/07
s
mm
3.3
3.4
4.0
4.0
4.5
3.4
3.5
4.2
4.2
4.6
3.5
3.6
4.4
4.4
4.8
3.5
3.6
4.5
4.6
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
max
8.5
8.5
8.5
8.5
V
V
11 … 460
11 … 460
11 … 680
11 … 1000
11 … 1000
RMS
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
min
Weight
g
0.3 … 0.7
0.4 … 1.1
1.0 … 3.0
1.4 … 7.6
2.7 … 15.7
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