Varistor Products
Radial Lead Varistors > ZA Series
ZA Series Ratings & Specifications
Maximum Rating (85°C)
Specifications (25°C)
Maximum
Continuous
Transient
Typical
Capaci-
tance
f =
Lead–free
Standard
Varistor Voltage at
Model
Size
and RoHS Compliant
Models
Clamping
Voltage
Peak
1mA
DCTest Current
Energy 10
x 1000μs
Models
VRMS
VDC
Current
8 x 20μs
Disc
8 x 20μs
1MHz
Dia.
(mm)
VNOM
VNOM
VM(AC)
VM(DC)
WTM
ITM
VC
(V) (A)
30
22 2.5
IPK
C
Part
Number
Part
Number
Branding
Branding
Min
(V)
6
6
6
9
9
9
14.4
14.4
14.4
14.4
Max
(V)
11
11
11
16
16
16
21.6
21.6
21.6
21.6
(V)
4
4
4
6
6
6
10
10
10
10
(V)
5.5
5.5
5.5
8
8
8
14
14
14
14
(J)
0.1
0.4
0.8
0.14
0.6
1.2
0.17
0.8
1.5
(A)
50
100
250
50
100
250
100
250
500
1000
(pF)
2000
4190
7000
1700
3350
6100
1400
2700
5300
V8ZA05P
V8ZA1P
V8ZA2P
V12ZA05P
V12ZA1P
V12ZA2P
V18ZA05P
V18ZA1P
V18ZA2P
V18ZA3P
PZ08
P08Z1 V8ZA1
P08Z2 V8ZA2
PZ12
P12Z1 V12ZA1
P12Z2 V12ZA2
V8ZA05
Z08
08Z1
08Z2
Z12
12Z1
12Z2
Z18
18Z1
18Z2
18Z3
5
7
10
5
7
10
5
7
10
14
1
20
37
5
1
V12ZA05
34 2.5
30
36
5
1
PZ18
V18ZA05
P18Z1 V18ZA1
P18Z2 V18ZA2
P18Z3 V18ZA3
36 2.5
36
36
5
3.5
10 18870
80
(Note2)
14.4
(Note 3)
V18ZA40P
P18Z40 V18ZA40
18Z40
20
10
14
2000
21.6
37
20 22000
V22ZA05P
V22ZA1P
V22ZA2P
V22ZA3P
PZ22
V22ZA05
Z22
5
7
10
14
14
14
14
14
18
18
18
18
0.2
0.9
2
100
250
500
18.7
18.7
18.7
18.7
26
26
26
26
43
43 2.5
43
43
1
1220
2375
4500
P22Z1 V22ZA1
P22Z2 V22ZA2
P22Z3 V22ZA3
22Z1
22Z2
22Z3
5
4
1000
10 14730
18
(Note 4)
100
(Note 2)
19.2
(Note 3)
V24ZA50P
P24Z50 V24ZA50
24Z50
20
14
2000
26
43
20 18000
V27ZA05P
V27ZA1P
V27ZA2P
V27ZA4P
PZ27
V27ZA05
Z27
5
7
10
14
17
17
17
17
22
22
22
22
0.25
1
2.5
5
100
250
500
23
23
23
23
31.1
31.1
31.1
31.1
53
53 2.5
53
53
1
920
1875
3850
11480
P27Z1 V27ZA1
P27Z2 V27ZA2
P27Z4 V27ZA4
27Z1
27Z2
27Z4
5
10
1000
23
V27ZA60P
P27Z60 V27ZA60
27Z60
20
17
22
120 (Note 2)
2000
31.1
50
65
65 2.5
65
65
20 13000
(Note 3)
V33ZA05P
V33ZA1P
V33ZA2P
V33ZA5P
PZ33
V33ZA05
Z33
5
7
10
14
20
20
20
20
26
26
26
26
0.3
1.2
3
100
250
500
29.5
29.5
29.5
29.5
38
1
790
1620
3495
9290
P33Z1 V33ZA1
P33Z2 V33ZA2
P33Z5 V33ZA5
33Z1
33Z2
33Z5
36.5
36.5
36.5
5
6
1000
10
150
29.5
V33ZA70P
V36ZA80P
P33Z70 V33ZA70
P36Z80 V36ZA80
33Z70
36Z80
20
20
21
23
27
31
2000
2000
36.5
40
58
20 13000
20 12000
(Note 2)
(Note 3)
160
(Note 2)
32
(Note 3)
63
79
V39ZA05P
V39ZA1P
V39ZA3P
V39ZA6P
V39ZA20P
V47ZA05P
V47ZA1P
V47ZA3P
V47ZA7P
V47ZA20P
V56ZA05P
V56ZA2P
V56ZA3P
V56ZA8P
V56ZA20P
V68ZA05P
V68ZA2P
PZ39
V39ZA05
Z39
39Z1
39Z3
39Z6
39Z20
Z47
47Z1
47Z3
47Z7
47Z20
Z56
56Z2
56Z3
56Z8
56Z20
Z68
5
7
10
14
20
5
25
25
25
25
25
30
30
30
30
30
35
35
35
35
35
40
40
31
31
31
31
31
38
38
38
38
38
45
45
45
45
45
56
56
0.3
1.2
3
100
250
500
1000
2000
100
250
500
1000
2000
100
250
500
1000
2000
100
35
35
35
35
35
42
42
42
42
42
50
50
50
50
50
61
61
46
43
43
43
43
55
52
52
52
52
66
62
62
62
62
80
75
1
675
1350
3100
7000
P39Z1 V39ZA1
P39Z3 V39ZA3
P39Z6 V39ZA6
P39Z20 V39ZA20
79 2.5
76
76
76
93
93 2.5
93
93
93
110
110 2.5
110
110 10
5
10
7.2
20
0.4
1.8
4.5
8.8
23
0.5
2.3
5.5
10
20 12000
PZ47
V47ZA05
1
585
1245
2590
6270
11000
500
P47Z1 V47ZA1
P47Z3 V47ZA3
P47Z7 V47ZA7
P47Z20 V47ZA20
7
10
14
20
5
5
10
20
1
PZ56
V56ZA05
P56Z2 V56ZA2
P56Z3 V56ZA3
P56Z8 V56ZA8
P56Z20 V56ZA20
7
1035
2150
4840
10
14
20
5
5
30
0.6
3
110 20 10000
135
135 2.5
PZ68
V68ZA05
1
400
910
P68Z2 V68ZA2
68Z2
7
250
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/za.html for current information.
ZAVaristor Series
Revision: October 29, 2009
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