V300LA4 Littelfuse Inc, V300LA4 Datasheet - Page 8

• Manufacturer Part Number: V300LA4
• Description: VARISTOR 300V 25J 7MM RADIAL LA
• Manufacturer: Littelfuse Inc
• Series: LAr

Specifications of V300LA4

• Energy: 25J
• Varistor Voltage: 517V
• Current-surge: 1.2kA
• Number Of Circuits: 1
• Maximum Ac Volts: 300VAC
• Maximum Dc Volts: 405VDC
• Package / Case: Disc 7mm
• Technology: Metal Oxide
• Capacitance Value: 70pF
• Clamping Current: 10A
• Clamping Voltage: 775V
• Lead Style: Radial
• Ac Voltage Rating (max): 300VAC
• Dc Voltage Rating (max): 405VDC
• 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: 405 V
• Voltage Rating Ac: 300 V
• Peak Surge Current: 1.2 KA
• Surge Energy Rating: 25 J
• Capacitance: 70 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

V130LA20A(P) - V275LA40A(P)
V130LA20B(P) - V275LA40(P)
V130LA20A(P) - V275LA40A(P)
NOTE: If pulse ratings are exceeded, a shift of V
device not meeting the original published specifications, but does not prevent the device from continuing to function, and to provide ample protection.
LA Varistor Series
Figure 14
Figure 16
Figure 17
Transient V-I Characteristics Curves (Continued...)
Maximum Clamping Voltage for 20mm Parts
3,000
2,000
1,000
3,000
2,000
1,000
3,000
2,000
1,000
900
800
700
600
500
400
300
200
900
800
700
600
500
400
300
200
500
300
200
10
10
V150LA20A(P)
V130LA20A(P)
-3
-3
MAXIMUM CLAMPING VOLTAGE
MODEL SIZE 20mm
130 TO 275V
T
MAXIMUM CLAMPING VOLTAGE
MODEL SIZE 20mm
140 TO 230V
T
A
A
MAXIMUM CLAMPING VOLTAGE
MODEL SIZE 20mm
130 TO 275V
T
V275LA40B(P)
V250LA40B(P)
V150LA20B(P)
V130LA20B(P)
V275LA40A(P)
V250LA40A(P)
A
= -55
= -55
10
= -55
10
10
-3
o
o
-2
-2
C TO 85
C TO 85
o
C TO 85
10
M(AC)
M(AC)
-2
M(AC)
10
10
o
o
-1
-1
C
C
RATING
RATING
o
10
PEAK AMPERES (A)
C
PEAK AMPERES (A)
PEAK AMPERES (A)
RATING
V175LA20A(P)
-1
10
10
0
10
0
N(DC)
0
(at specified current) of more than +/-10% could result. This type of shift, which normally results in a decrease of V
10
10
V230LA40A(P)
10
1
1
1
10
10
10
Radial Lead Varistors > LA Series
2
2
2
V140LA20A(P)
10
10
10
3
3
3
10
4
10
10
Varistor Products
Revision: August 4, 2010
4
4
V300LA40A - V1000LA160B
V130LA20A(P) - V320LA40B(P)
V385LA40B(P) - V1000LA160B(P)
Figure 15
Pulse Rating Curves (Continued...)
Repetitive Surge Capability for 20mm Parts
Figure 18
Figure 19
10,000
10,000
5,000
2,000
1,000
5,000
2,000
1,000
500
200
100
1,000
5,000
3,000
2,000
500
200
100
50
20
10
50
20
10
500
5
2
1
5
2
1
20
20
V510LA80B(P)
V480LA80B(P)/
V460LA40B(P)
INDEFINITE
1
V660LA100B(P)
INDEFINITE
1
MAXIMUM CLAMPING VOLTAGE
MODEL SIZE 20mm
300 TO 1000V
T
V625LA80B(P)
V575LA80B(P)
A
= -55
10
-3
o
Please refer to www.littelfuse.com/series/la.html for current information.
C TO 85
10
100
100
2
2
M(AC)
-2
10
10
IMPULSE DURATION ( μs)
IMPULSE DURATION (μs)
o
V680LA100B(P)
C
10
PEAK AMPERES (A)
RATING
-1
Specifications are subject to change without notice.
MODEL SIZE 20mm
V385LA40B(P) - V1000LA160B(P)
10
0
MODEL SIZE 20mm
V130LA20A(P) - V320LA40B(P)
10
10
10
10
2
2
10
10
10
3
3
1,000
1,000
10
1
10
4
4
10
10
5
V1000LA160B(P)
5
6
6
10
2
V420LA40B(P)
V385LA40B(P)
V320LA40B(P)
V300LA40A(P)
N(DC)
10
, may result in the
©2010 Littelfuse, Inc.
3
10
10,000
10,000
4