V250LA4 Littelfuse Inc, V250LA4 Datasheet - Page 6

• Manufacturer Part Number: V250LA4
• Description: VARISTOR 250V 21J 7MM RADIAL LA
• Manufacturer: Littelfuse Inc
• Series: LAr

Specifications of V250LA4

• Energy: 21J
• Varistor Voltage: 429V
• Current-surge: 1.2kA
• Number Of Circuits: 1
• Maximum Ac Volts: 250VAC
• Maximum Dc Volts: 330VDC
• Package / Case: Disc 7mm
• Technology: Metal Oxide
• Capacitance Value: 90pF
• Clamping Current: 10A
• Clamping Voltage: 650V
• Lead Style: Radial
• Ac Voltage Rating (max): 250VAC
• Dc Voltage Rating (max): 330VDC
• Operating Temp Range: -55C to 85C
• Mounting: Through Hole
• Surge Current (max): 1200A
• Lead Spacing: 6mm
• Product Depth (mm): 5.6mm
• Product Height (mm): 12mm
• Product Diameter (mm): 9mm
• Product: MOV
• Voltage Rating Dc: 330 V
• Voltage Rating Ac: 250 V
• Peak Surge Current: 1.2 KA
• Surge Energy Rating: 21 J
• Capacitance: 90 pF
• Operating Temperature Range: - 55 C to + 85 C
• Dimensions: 7 mm Dia.
• Termination Style: Radial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: 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