B72240B381K1 EPCOS Inc, B72240B381K1 Datasheet - Page 10

• Manufacturer Part Number: B72240B381K1
• Description: Varistors 385V RMS 40MM Varistor B40K385
• Manufacturer: EPCOS Inc

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

v/i characteristics
v = f (i) – for explanation of the characteristics refer
SIOV-LS40K130QP(K2) … K750QP(K2)
Please read Cautions and warnings and
Important notes at the end of this document.
v
20000
10000
8000
6000
4000
2000
1000
800
600
400
200
100
80
60
40
20
10
V
10
150
130
750
550
420
320
250
_
to “General technical information”, 1.6.3
5
440
10
A
140
_
680
460
385
275
230
4
Strap varistors
HighE, standard, LS40 series
10
_
3
10
150
130
_
750
550
420
320
250
2
10
140
_
680
460
385
275
230
1
10
440
0
10
10
B
1
11/07
A = Leakage current
B = Protection level
10
2
10
3
10
VAR0618-V
4
i
A
10
for worst-case
varistor tolerances
5