V250LA20A Littelfuse Inc, V250LA20A Datasheet - Page 6

• Manufacturer Part Number: V250LA20A
• Description: VARISTOR 250V 72J 14MM RADIAL LA
• Manufacturer: Littelfuse Inc
• Series: LAr

Specifications of V250LA20A

• Varistor Voltage: 429V
• Current-surge: 4.5kA
• Number Of Circuits: 1
• Maximum Ac Volts: 250VAC
• Maximum Dc Volts: 330VDC
• Energy: 72J
• Package / Case: Disc 14mm
• Product: MOV
• Voltage Rating Dc: 330 V
• Voltage Rating Ac: 250 V
• Clamping Voltage: 650 V
• Peak Surge Current: 4.5 KA
• Surge Energy Rating: 72 J
• Capacitance: 500 pF
• Operating Temperature Range: - 55 C to + 85 C
• Mounting: Radial
• Dimensions: 14 mm Dia.
• Termination Style: Radial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

V130LA5(P) - V420LA10(P)
V300LA10(P) - V680LA10(P)
LA Varistor Series
Figure 7
Figure 9
Transient V-I Characteristics Curves (Continued...)
Maximum Clamping Voltage for 10mm Parts
5,000
3,000
2,000
1,000
6,000
5,000
4,000
3,000
2,000
1,000
500
900
800
700
600
500
400
300
200
10
300 TO 680V
MAXIMUM CLAMPING VOLTAGE
MODEL SIZE 10mm
T
V300LA10(P)
V320LA10(P)
-3
A
V420LA10(P)
V175LA5(P)
MAXIMUM CLAMPING VOLTAGE
MODEL SIZE 10mm
130 TO 420V
T
= -55
A
10
= -55
-3
10
o
C TO 85
-2
o
C TO 85
M(AC)
10
-2
M(AC)
10
o
C
RATING
-1
PEAK AMPERES (A)
o
10
PEAK AMPERES (A)
C
RATING
-1
V625LA10(P)
V660LA10(P)
10
0
10
0
V275LA10(P)
V250LA10(P)
10
V230LA10(P)
V680LA10(P)
10
1
1
10
10
Radial Lead Varistors > LA Series
2
2
V130LA5(P)
V575LA10(P)
V510LA10(P)
V480LA10(P)/
V460LA10(P)
V385LA10(P)
V140LA5(P)
V150LA5(P)
10
10
3
3
10
10
Varistor Products
Revision: August 4, 2010
4
4
V130LA5(P) - V680LA10(P)
Figure 8
Pulse Rating Curves (Continued...)
Repetitive Surge Capability for 10mm Parts
5,000
2,000
1,000
500
200
100
50
20
10
5
2
20
1
2
10
INDEFINITE
Please refer to www.littelfuse.com/series/la.html for current information.
100
IMPULSE DURATION ( μs)
Specifications are subject to change without notice.
10
2
10
MODEL SIZE 10mm
V130LA5(P) - V680LA10(P)
10
1,000
3
10
4
10
5
6
©2010 Littelfuse, Inc.
10,000