S20K250 EPCOS Inc, S20K250 Datasheet - Page 4

• Manufacturer Part Number: S20K250
• Description: VARISTOR 250VRMS 20MM RADIAL
• Manufacturer: EPCOS Inc
• Series: StandarDr

Specifications of S20K250

• Energy: 140J
• Varistor Voltage: 390V
• Current-surge: 8kA
• Number Of Circuits: 1
• Maximum Ac Volts: 250VAC
• Maximum Dc Volts: 320VDC
• Package / Case: Disc 20mm
• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 495-2404; B72220S 251K101; B72220S0251K101; B72220S251K101; B72220S251K101V57; S20K250

Characteristics (T
Ordering code
B72205S0110K101
B72207S0110K101
B72210S0110K101
B72214S0110K101
B72220S0110K101
B72205S0140K101
B72207S0140K101
B72210S0140K101
B72214S0140K101
B72220S0140K101
B72205S0170K101
B72207S0170K101
B72210S0170K101
B72214S0170K101
B72220S0170K101
B72205S0200K101
B72207S0200K101
B72210S0200K101
B72214S0200K101
B72220S0200K101
B72205S0250K101
B72207S0250K101
B72210S0250K101
B72214S0250K101
B72220S0250K101
B72205S0300K101
B72207S0300K101
B72210S0300K101
B72214S0300K101
B72220S0300K101
Please read Cautions and warnings and
Important notes at the end of this document.
Leaded varistors
StandarD series
A
= 25 °C)
V
(1 mA)
V
18
18
18
18
18
22
22
22
22
22
27
27
27
27
27
33
33
33
33
33
39
39
39
39
39
47
47
47
47
47
v
∆V
(1 mA)
%
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
v
4
11/07
v
(i
V
36
36
36
36
36
43
43
43
43
43
53
53
53
53
53
65
65
65
65
65
77
77
77
77
77
93
93
93
93
93
c, max
c
)
i
A
10.0
20.0
10.0
20.0
10.0
20.0
10.0
20.0
10.0
20.0
10.0
20.0
c
1.0
2.5
5.0
1.0
2.5
5.0
1.0
2.5
5.0
1.0
2.5
5.0
1.0
2.5
5.0
1.0
2.5
5.0
C
(1 kHz)
pF
12100
23000
19000
15600
13000
11100
1750
2750
6250
1450
2300
5200
9950
1200
1900
4350
8200
1600
3650
6800
1400
3200
5850
1200
2750
4950
9350
typ
980
850
720