V271CA40PA Littelfuse Inc, V271CA40PA Datasheet - Page 3

• Manufacturer Part Number: V271CA40PA
• Description: VARISTR DISC 275V PASS ALUM CA
• Manufacturer: Littelfuse Inc
• Series: CAr

Specifications of V271CA40PA

• Varistor Voltage: 430V
• Current-surge: 40kA
• Number Of Circuits: 1
• Maximum Ac Volts: 275VAC
• Maximum Dc Volts: 369VDC
• Energy: 400J
• Package / Case: Disc 40mm
• Voltage Rating Dc: 369 V
• Voltage Rating Ac: 275 V
• Clamping Voltage: 730 V
• Capacitance: 4500 pF
• Operating Temperature Range: - 55 C to + 85 C
• Mounting: SMD/SMT
• Dimensions: 40 mm Dia.
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

V251CA60 - V881CA60
V112CA60 - V282CA60
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/ca.html for current information.
Maximum Clamping Voltage for 60mm Parts
Figure 3
Figure 5
6,000
5,000
4,000
3,000
2,000
1,000
30,000
20,000
10,000
9,000
8,000
7,000
6,000
5,000
4,000
3,000
2,000
900
800
700
600
500
400
300
200
10
10
V881CA60
V751CA60
V661CA60
V571CA60
V321CA60
V271CA60
V251CA60
-2
V282CA60
V242CA60
V202CA60
V172CA60
V142CA60
V112CA60
-2
MAX CLAMPING VOLTAGE
DISC SIZE 60mm
250 TO 880V
T
A
MAX CLAMPING VOLTAGE
DISC SIZE 60mm
1100 TO 2800V
T
A
= -55
= -55
10
10
-1
o
-1
C TO 85
o
C TO 85
M(AC)
10
10
M(AC)
o
0
0
C
RATING
o
PEAK AMPERES (A)
C
PEAK AMPERES (A)
RATING
10
10
1
1
10
10
2
2
V511CA60
V481CA60
V421CA60
10
10
Varistor Products
3
High Energy Industrial Disc Varistors > CA Series
3
10
10
4
4
10
10
5
5
Revision: September 3, 2009
179
V251CA60 - V321CA60
V421CA60 - V282CA60
NOTE: If pulse ratings are exceeded, a shift of V
+/-10% could result. This type of shift, which normally results in a decrease of V
result in the device not meeting the original published specifications, but does not prevent
the device from continuing to function, and to provide ample protection.
Repetitive Surge Capability for 60mm Parts
Figure 4
Figure 6
50,000
20,000
10,000
5,000
2,000
1,000
100,000
500
200
100
50,000
20,000
10,000
50
20
10
5,000
2,000
1,000
500
200
100
20
50
20
10
10
10
20
INDEFINITE
10
10
10
10
6
10
10
10
10
10
10
2
3
4
5
1
1
2
3
4
5
6
INDEFINITE
100
100
IMPULSE DURATION ( μs)
IMPULSE DURATION ( μs)
2
2
N(DC)
(at specified current) of more than
1,000
DISC SIZE 60mm
V251CA60 - V321CA60
1,000
DISC SIZE 60mm
V421CA60 - V282CA60
CA Varistor Series
10,000
10,000
N(DC)
, may