参数资料
型号: MOV-20D820KTR
厂商: Bourns Inc.
文件页数: 1/4页
文件大小: 0K
描述: VARISTOR 82V 20MM RADIAL DISC
产品目录绘图: MOV-20DxxxK_26mm Height Series Front
MOV-(07,10,14,20)D_4.2mm Thickness Series Side
标准包装: 500
变阻器电压: 82V
电流 - 浪涌: 6.5kA
电路数: 1
最大交流电压: 50VAC
最大直流电压: 65VDC
能量: 38J
封装/外壳: 圆盘 20mm
Features
n   High voltage rating
Applications
n   Power supplies
20D2
5
01K
n   High current rating
n   Bidirectional
n   Surge protection
n   Fast response time
n   Power systems
n   Line voltage
n   Telecom systems
n   White goods / appliances
n   RoHS compliant*
n   Agency listing: 
General Information
 
MOV-20DxxxK Series - Metal Oxide Varistor 
Industry Standard Compliance
The MOV-20DxxxK Series of 20 mm radial leaded varistor devices protects
against overvoltage transients such as lightning, power contact and power
induction. The metal oxide varistors offer a choice of varistor voltages from
18 V to 1800 V and Vrms voltages from 11 V to 1100 V.
The devices have a high current handling, high energy absorption capability
and fast response times to protect against transient faults up to rated limits.
Absolute Maximum Ratings (@ T A = 25 °C Unless Otherwise Noted)
Standard
File Number
UL 1449
E313168
Parameter
Operating Temperature
Storage Temperature
Rated Wattage
Varistor Voltage Temperature Coefficient
Response Time
Varistor Voltage Tolerance
Symbol
T OPR
T STG
P w
V TC
T r
V tol
Min.
-40
-40
0
-10
Typ.
25
25
0.1
10
0
Max.
+85
+125
1.00
0.05
25
10
Unit
?C
?C
Watt
% / ?C
ns
%
Electrical Characteristics (@ T A = 25 °C Unless Otherwise Noted)
Bourns Part No.
MOV-20D180K
MOV-20D220K
MOV-20D270K
MOV-20D330K
MOV-20D390K
MOV-20D470K
MOV-20D560K
MOV-20D680K
MOV-20D820K
MOV-20D101K
MOV-20D121K
MOV-20D151K
MOV-20D181K
MOV-20D201K
MOV-20D221K
MOV-20D241K
MOV-20D271K
MOV-20D301K
MOV-20D331K
MOV-20D361K
MOV-20D391K
MOV-20D431K
MOV-20D471K
MOV-20D511K
MOV-20D561K
MOV-20D621K
MOV-20D681K
MOV-20D751K
MOV-20D781K
MOV-20D821K
MOV-20D911K
MOV-20D102K
MOV-20D112K
MOV-20D152K
MOV-20D182K
Max. Continuous
Voltage (V)
r.m.s. d.c.
11 14
14 18
17 22
20 26
25 31
30 38
35 45
40 56
50 65
60 85
75 100
95 125
115 150
130 170
140 180
150 200
175 225
190 250
210 275
230 300
250 320
275 350
300 385
320 415
350 460
385 505
420 560
460 615
485 640
510 670
550 745
625 825
680 895
750 990
1100 1465
Voltage @ 1 mA DC
(V)
Min. Nom. Max.
16 18 20
20 22 24
24 27 30
30 33 36
35 39 43
42 47 52
50 56 62
61 68 75
74 82 90
90 100 110
108 120 132
135 150 165
162 180 198
185 200 225
198 220 242
216 240 264
243 270 297
270 300 330
297 330 363
324 360 396
351 390 429
387 430 473
423 470 517
459 510 561
504 560 616
558 620 682
612 680 748
675 750 825
702 780 858
738 820 902
819 910 1001
900 1000 1100
990 1100 1210
1080 1500 1320
1620 1800 1980
Voltage @ Class Current
(8/20 μ s)
Class Max.
Current Clamping
(A) Voltage (V)
20 36
20 43
20 53
20 65
20 77
20 93
20 110
20 135
100 135
100 165
100 200
100 250
100 300
100 340
100 360
100 395
100 455
100 500
100 550
100 595
100 650
100 710
100 775
100 845
100 925
100 1025
100 1120
100 1240
100 1290
100 1355
100 1500
100 1650
100 1815
100 1980
100 2970
Max. Peak
Current
(8/20 μ s)
One
Time
2000
2000
2000
2000
2000
2000
2000
2000
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
6500
Max.
Energy
(J)
8/20 μ s
11.0
14.0
18.0
23.0
26.0
33.0
41.0
46.0
38.0
45.0
55.0
70.0
85.0
95.0
100.0
108.0
127.0
136.0
150.0
163.0
180.0
190.0
220.0
220.0
220.0
220.0
220.0
230.0
255.0
265.0
282.0
310.0
342.0
383.0
625.0
Max. Cap.
(pF)
1 kHz
28500
18500
13000
11500
8500
7400
6500
5800
4900
4000
3300
2700
2200
2000
1800
1650
1500
1300
1200
1100
1000
930
850
780
710
650
600
530
510
500
440
400
360
320
220
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. 
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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