14D Series
Varistor Type MYG
Type MYG Varistors are made of semiconductor ceramic materials composed mainly of
zinc oxide. They have non-linear resistance that changes as a function of applied voltage. It has
small size, high current capacity, and high protection level.
Features
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Recommended Applications
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Protection of semiconductors
Surge protection of consumer equipment
Surge protection of communication, measuring or controller instrument
Relay or electromagnetic Valve surge absorption
Wide Varistor voltage range (18V½１８０0V)
Excellent non-linearity and protection level
Large withstanding surge current
Fast response（≤20ns）
Explanation of Part Numbers
D
Element Size
14
14mm
Varistor Voltage
The first two digits are
S
ignificant figures and the
third one denotes number of
zeros following
Voltage
Tolerance
K:±10%
Dimension
17.0
3.6~5.4
REV.2014.05.01
01 | www.spsemi.cn
14D Series
Specification and Electrical Characteristics
Part Number
Maximum
Allowable Voltage
Acrms
(V)
1000
750
680
625
550
510
485
460
420
385
350
320
300
275
250
230
210
190
175
150
140
130
115
95
75
60
50
40
35
30
25
20
17
14
11
DC
(V)
1465
1300
895
825
745
670
640
615
560
505
460
415
385
350
320
300
275
250
225
200
180
170
150
125
100
85
65
56
45
38
31
26
22
18
14
Maximum
Energy
10/100μS
(J)
336.0
266.0
217.0
217.0
217.0
203.0
203.0
203.0
168.0
168.0
149.8
149.8
149.8
145.6
134.4
123.2
112.0
103.2
93.8
82.6
79.8
79.8
58.8
51.8
40.6
33.6
29.4
23.8
19.6
16.8
13.2
12.3
9.7
7.6
6.6
Withstanding Surge
Current 8/20μs
1 time
(A)
2times
Rated
Wattage
Varistor Voltage
V
1mA
(V)
1800(1620-1980)
1500(1350-1650)
1100(990-1210)
1000(900-1100)
910(819-1001)
820(738-902)
780(702-858)
750(675-825)
680(612-748)
620(558-682)
560(504-616)
510(459-561)
470(423-517)
430(387-473)
390(351-429)
360(324-396)
330(297-363)
300(270-330)
270(243-297)
240(216-264)
220(198-242)
200(180-220)
180(162-198)
150(135-165)
120(108-132)
100(90-110)
82(74-90)
68(61-75)
56(50-62)
47(42-52)
39(35-43)
33(30-36)
27(24-30)
22(20-24)
18(15-21)
Maximum
Clamping
Voltage
V
50A
(V)
2970
2475
1815
1650
1500
1355
1290
1240
1120
1025
920
845
775
710
650
595
550
505
455
395
360
330
300
250
200
165
135
*135
*110
*93
*77
*65
*53
*43
*38
(W)
14D182K
14D152K
14D112K
14D102K
14D911K
14D821K
14D781K
14D751K
14D681K
14D621K
14D561K
14D511K
*
14D471K
14D431K
14D391K
14D361K
14D331K
14D301K
*
14D271K
14D241K
14D221K
14D201K
14D181K
14D151K
14D121K
14D101K
*
14D820K
14D680K
14D560K
*
14D470K
14D390K
14D330K
14D270K
14D220K
14D180K
4500
2500
0.6
1000
500
0.1
Note：
*
Stand for commonly used models
1、
2、
Varistor voltage is measured at 0.1 mA for 05D, and at 1 mA for 07D, 10D, 14D, 20D, respectively.
3、Operating Temperature Range:
－40℃½+85℃
Storage Temperature Range:
－40℃½+125℃
REV.2014.05.01
02 | www.spsemi.cn
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