Littelfuse MA Varistor Series - Manual (Page 2)

© 2013 Littelfuse, Inc. 188
Revised: October 9, 2013
Varistor Products
MA Varistor Series
Axial Lead / Application Specifi c Varistors > MA Series
Specifi cations are subject to change without notice.
Please refer to www.littelfuse.com/series/ma.html for current information.
MA Series Ratings & Specifi cations
Part
Number
Brand
(mm)
Maximum Rating (85°C) Specifi cations (25°C)
Continuous Transient
Varistor Voltage at 1mA
DC Test Current
Max Clamping
Volt V
C
at 2.0A
(8/20μs)
Typical
Capacitance
V
RMS
V
DC
Energy
(10/1000μs)
Peak
Current
(8/20μs)
V
M(AC)
V
M(DC)
W
TM
I
TM
Min V
N(DC)
Max V
C
f = 1MHz
(V) (V) (J) (A) (V) (V) (V) (A) (pF)
V18MA1A
V18MA1B
V18MA1S 18A
18B
18S 9
10
10
13
14
14 0.06
0.07
0.06 40
40
40 14
15
15 18
18
18 23
21
21 49
44
49 550
550
550
V22MA1A
V22MA1B
V22MA1S 22A
22B
22S 10
14
14 15
18
18 0.09
0.10
0.09
40
40
40 16
19
19 22
22
22 28
26
26 55
51
55 410
410
410
V27MA1A
V27MA1B
V27MA1S 27A
27B
27S 13
17
17 19
22
22 0.10
0.11
0.10 40
40
40 21
24
24 27
27
27 34
31
31 67
59
67 370
370
370
V33MA1A
V33MA1B
V33MA1S 33A
33B
33S 18
20
20 23
26
26 0.13
0.15
0.14 40
40
40 26
29.5
29.5
33
33
33 40
36.5
36.5
73
67
73 300
300
300
V39MA2A
V39MA2B
V39MA2S 39A
39B
39S 22
25
25 28
31
31 0.16
0.18
0.17 40
40
40 31
35
35 39
39
39 47
43
43 86
79
86 250
250
250
V47MA2A
V47MA2B
V47MA2S 47A
47B
47S 27
30
30 34
38
38 0.19
0.21
0.19 40
40
40 37
42
42 47
47
47 57
52
52 99
90
99 210
210
210
V56MA2A
V56MA2B
V56MA2S 56A
56B
56S 32
35
35 40
45
45 0.23
0.25
0.23 40
40
40 44
50
50 56
56
56 68
62
62 117
108
117
180
180
180
V68MA3A
V68MA3B
V68MA3S 68A
68B
68S 38
40
40 48
56
56 0.26
0.30
0.27 40
40
40 54
61
61 68
68
68 82
75
75 138
127
138 150
150
150
V82MA3A
V82MA3B
V82MA3S 82A
82B
82S 45
50
50 60
66
66 0.33
0.37
0.34 40
40
40 65
73
73 82
82
82 99
91
91 163
150
163 120
120
120
V100MA4A
V100MA4B
V100MA4S 100
101
102
57
60
60 72
81
81 0.40
0.45
0.42 40
40
40 80
90
90 100
100
100 120
110
110
200
185
200 100
100
100
V120MA1A
V120MA2B
V120MA2S 120
121
122 72
75
75 97
101
101
0.40
0.50
0.46 100
100
100 102
108
108 120
120
120 138
132
132 220
205
220 40
40
40
V150MA1A
V150MA2B 150
151 88
92 121
127 0.50
0.60 100
100 127
135 150
150 173
165 255
240 32
32
V180MA1A
V180MA3B 180
181 105
110
144
152 0.60
0.70 100
100 153
162 180
180 207
198 310
290
27
27
V220MA2A
V220MA4B 220
221 132
138 181
191 0.80
0.90 100
100 187
198 220
220 253
242 380
360 21
21
V270MA2A
V270MA4B 270
271 163
171 224
235 0.90
1.00
100
100 229
243 270
270 311
297
460
440 17
17
V330MA2A
V330MA5B 330
331 188
200 257
274
1.00
1.10
100
100 280
297 330
330 380
363 570
540 14
14
V390MA3A
V390MA6B 390
391 234
242 322
334 1.20
1.30 100
100 331
351 390
390 449
429 670
640 12
12
V430MA3A
V430MA7B 430
431 253
264 349
365 1.50
1.70 100
100 365
387 430
430 495
473 740
700
11
11
NOTE: Average power dissipation of transients not to exceed 200mW.