B72220S250K101 EPCOS Inc, B72220S250K101 Datasheet - Page 23
![METAL OXIDE VARISTOR, 31V, 77V, RAD](/photos/22/0/220032/4617291_sml.jpg)
B72220S250K101
Manufacturer Part Number
B72220S250K101
Description
METAL OXIDE VARISTOR, 31V, 77V, RAD
Manufacturer
EPCOS Inc
Type
MOVr
Datasheet
1.S05K140.pdf
(36 pages)
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
v
v/i characteristics
v = f (i) – for explanation of the characteristics refer
SIOV-S10 …
Please read Cautions and warnings and
Important notes at the end of this document.
10000
6000
4000
2000
1000
800
600
400
200
100
80
60
40
20
10
V
8
6
4
10
625
510
385
320
175
140
115
275
230
_
to “General technical information”, 1.6.3
75
50
17
35
25
11
5
10
A
_
150
130
680
550
460
420
300
250
4
14
95
60
40
30
20
10
_
3
50
440
10
_
625
510
385
300
250
150
130
2
95
60
40
30
20
14
10
_
175
140
115
680
550
420
320
275
230
460
1
17
75
35
25
11
10
23
0
440
B
11/07
10
A = Leakage current
B = Protection level
1
Leaded varistors
StandarD series
10
2
10
VAR0451-H
3
i
A
10
for worst-case
varistor tolerances
4