B72240B381K1 EPCOS Inc, B72240B381K1 Datasheet - Page 12
B72240B381K1
Manufacturer Part Number
B72240B381K1
Description
Varistors 385V RMS 40MM Varistor B40K385
Manufacturer
EPCOS Inc
Datasheet
1.LS40K320QP.pdf
(15 pages)
Specifications of B72240B381K1
Voltage Rating Dc
505 V
Voltage Rating Ac
385 V
Clamping Voltage
1025 V
Peak Surge Current
40 KA
Capacitance
1900 pF
Operating Temperature Range
- 40 C to + 85 C
Mounting
Screw
Tolerance
10 %
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
B72240B0381K001
Derating curves
Maximum surge current i
For explanation of the derating curves refer to “General technical information”, section 1.8.1
i
SIOV-LS40K550QP(K2) … K750QP(K2)
Please read Cautions and warnings and
Important notes at the end of this document.
max
10
10
10
10
10
10
A
5
5
5
5
5
4
3
2
0
1
10
1
Strap varistors
HighE, standard, LS40 series
max
5
= f (t
10
r
, pulse train)
2
10
10
10
10
10
1x
10
2
3
4
5
6
12
5
11/07
10
3
t
r
5
VAR0093-G
t
i
µs
r
max
10
4