Bourns® Metal Oxide Varistors

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T
PL
IA
N
M
CO
*R
oH
S
20D2
01K
5
Features
Applications
n High voltage rating
n Power supplies
n High current rating
n Power systems
n Bidirectional
n Line voltage
n Surge protection
n Telecom systems
n Fast response time
n White goods / appliances
FR
EE
n RoHS compliant*
LE
AD
n Agency listing:
MOV-20DxxxK Series - Metal Oxide Varistor
General Information
Industry Standard Compliance
Ro VE LEA
HS RS D
CO ION FRE
M SA E
PL R
IA E
NT
*
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.
Standard
UL 1449
File Number
E313168
Max.
+85
+125
1.00
0.05
25
10
Unit
˚C
˚C
Watt
% / ˚C
ns
%
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 (@ TA = 25 °C Unless Otherwise Noted)
Parameter
Operating Temperature
Storage Temperature
Rated Wattage
Varistor Voltage Temperature Coefficient
Response Time
Varistor Voltage Tolerance
Symbol
TOPR
TSTG
Pw
VTC
Tr
Vtol
Min.
-40
-40
Typ.
25
25
0
0.1
10
0
-10
Electrical Characteristics (@ TA = 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)
Voltage @ 1 mA DC
(V)
r.m.s.
d.c.
Min.
Nom.
Max.
11
14
17
20
25
30
35
40
50
60
75
95
115
130
140
150
175
190
210
230
250
275
300
320
350
385
420
460
485
510
550
625
680
750
1100
14
18
22
26
31
38
45
56
65
85
100
125
150
170
180
200
225
250
275
300
320
350
385
415
460
505
560
615
640
670
745
825
895
990
1465
16
20
24
30
35
42
50
61
74
90
108
135
162
185
198
216
243
270
297
324
351
387
423
459
504
558
612
675
702
738
819
900
990
1080
1620
18
22
27
33
39
47
56
68
82
100
120
150
180
200
220
240
270
300
330
360
390
430
470
510
560
620
680
750
780
820
910
1000
1100
1500
1800
20
24
30
36
43
52
62
75
90
110
132
165
198
225
242
264
297
330
363
396
429
473
517
561
616
682
748
825
858
902
1001
1100
1210
1320
1980
Voltage @ Class Current
(8/20 μs)
Max.
Class
Clamping
Current
Voltage (V)
(A)
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
*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.
Max. Peak
Current
(8/20 μs)
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)
Max. Cap.
(pF)
8/20 μs
1 kHz
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
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
3312 - 2 mm
SMD- Trimming
Potentiometer
MOV-20DxxxK
Series
Metal Oxide
Varistor
Product Dimensions
This is an RoHS compliant molded radial package with 100 % Sn plating on the terminations.
23.0
MAX.
(1.023)
T
Part Number
MOV-20D180K
20D431K
MOV-20D220K
H
MOV-20D270K
5
MOV-20D330K
20.0
(.787)
MIN.
MOV-20D390K
MOV-20D470K
MOV-20D560K
MOV-20D680K
1.0 ± 0.1
(.039 ± .004)
10.0 ± 0.8
(.394 ± .031)
DIMENSIONS:
MM
(INCHES)
How to Order
MOV - 20D nn (n) K (TR)
Model Designator
MOV = Metal Oxide
Varistor
Disc Diameter
20D = 20 mm
Nominal Varistor Voltage
See Electrical Characteristics
Table
Multiplier of Voltage Digits
0 = No multiplier
1 = nn * 101
2 = nn * 102
Varistor Voltage Tolerance
K = 10 %
Packaging
Blank = Bulk
TR = Tape & Reel*
MOV-20D820K
MOV-20D101K
MOV-20D121K
MOV-20D151K
MOV-20D181K
MOV-20D201K
MOV-20D221K
MOV-20D241K
MOV-20D271K
MOV-20D301K
Dim. H
(Max.)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
Dim. T
(Max.)
4.2
(.165)
4.3
(.169)
4.6
(.181)
4.2
(.165)
4.4
(.173)
4.6
(.181)
4.7
(.185)
4.8
(.189)
4.2
(.165)
4.4
(.173)
4.6
(.181)
4.8
(.189)
4.0
(.157)
4.2
(.165)
4.3
(.169)
4.4
(.173)
4.6
(.181)
4.8
(.189)
Part Number
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*
Dim. H
(Max.)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
26.0
(1.024)
28.0
(1.102)
28.0
(1.102)
28.0
(1.102)
28.0
(1.102)
28.0
(1.102)
28.0
(1.102)
28.0
(1.102)
28.0
(1.102)
28.0
(1.102)
28.0
(1.102)
28.0
(1.102)
Dim. T
(Max.)
5.0
(.197)
5.2
(.205)
5.4
(.213)
5.6
(.220)
5.9
(.232)
6.0
(.236)
6.5
(.256)
6.9
(.272)
7.0
(.276)
7.2
(.283)
7.4
(.291)
7.8
(.307)
8.2
(.323)
8.7
(.343)
9.2
(.362)
10.2
(.402)
12.2
(.480)
* Not available in Tape & Reel packaging.
Internal Construction
Examples: MOV-20D270K = 27 V, Bulk Pack
MOV-20D331KTR = 330 V, Tape & Reel
* Models MOV-20D911K, 102K, 112K, 152K and
182K are not available in Tape & Reel
packaging.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
3312 - 2 mm SMD
Trimming
Potentiometer
MOV-20DxxxK
Series
- Metal Oxide
Varistor
Typical Part Marking
Performance Graphs
V-I Characteristics
MOV-20D180K to MOV-20D680K
1000
MAX. LEAKAGE CURRENT
680
560
470
390
330
270
220
180
MAX. CLAMPING VOLTAGE
Voltage (V)
100
10
1
TEST CURRENT WAVEFORM
10-6 TO 10-3 A: DIRECT CURRENT
10-1 TO 104 A: 8/20 μS
10-6
10-5
10-4
10-3
10-2
10-1
100
101
102
103
104
Current (A)
MOV-20D820K to MOV-20D431K
10000
MAX. LEAKAGE CURRENT
MAX. CLAMPING VOLTAGE
Voltage (V)
1000
100
TEST CURRENT WAVEFORM
10-6 TO 10-3 A: DIRECT CURRENT
10-1 TO 104 A: 8/20 μS
10
10-6
10-5
10-4
10-3
10-2
10-1
100
101
102
103
431
391
361
331
301
271
241
221
201
181
151
121
101
820
104
Current (A)
MOV-20D471K to MOV-20D182K
10000
Voltage (V)
MAX. LEAKAGE CURRENT
MAX. CLAMPING VOLTAGE
182
152
112
102
911
821
781
751
681
621
561
511
471
1000
TEST CURRENT WAVEFORM
10-6 TO 10-3 A: DIRECT CURRENT
10-1 TO 104 A: 8/20 μS
100
10-6
10-5
10-4
10-3
10-2
10-1
100
Current (A)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
101
102
103
104
Bourns
Part
Number
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
Bourns
Part
Marking
20D180K
20D220K
20D270K
20D330K
20D390K
20D470K
20D560K
20D680K
20D820K
20D101K
20D121K
20D151K
20D181K
20D201K
20D221K
20D241K
20D271K
20D301K
20D331K
20D361K
20D391K
20D431K
20D471K
20D511K
20D561K
20D621K
20D681K
20D751K
20D781K
20D821K
20D821K
20D102K
20D112K
20D152K
20D182K
NOTE: The “5” marking on MOV products is for
traceability of production assembly for quality
assurance compliance.
CDDFN5-0504N
- TVS/Steering
DiodeVaristor
Array
MOV-20DxxxK Series
- Metal Oxide
Packaging Information
TAPE & REEL
Item
P2
P
Δh
RD
Reel Inner Diameter
RD1
Tape Width
RW
Reel Width
RW1
Pitch of Component
H1
H
W0
W1
P1
D0
L
W
F
P0
t
RD1
RD
DIMENSIONS:
RW
MM
(INCHES)
RW1
NOTE: Models MOV-20D911K, 102K, 112K, 152K and 182K are not available
in Tape & Reel packaging.
P
RD1
Feed Hole Pitch
W2
t
Symbol
Reel Outside Diameter
RD
P0
Feed Hole Center to Pitch
P1
Feed Hole Center to Component
Center
P2
Lead to Lead Distance
F
Component Alignment
Dh
Tape Width
W
Hole Down Tape Width
W0
Hole Position
W1
Hole Down Tape Position
W2
Height From Center to
Component Base
H
Seating Plane Height
H0
Component Height
H1
Crimp Length
C
Feed Hole Diameter
D0
Total Tape Thickness
t
Length of Clippped Height
L
Quantity per Reel
MOV-20D180K – 20D331K
MOV-20D361K – 20D821K
-
20 mm Disc
355
(13.98)
30
(11.81)
55
(2.165)
63
(2.48)
25.4 ± 1.0
(1.00 ± 0.04)
12.7 ± 1.0
(0.50 ± 0.04)
7.7 ± 0.7
(0.303 ± 0.03)
12.7 ± 1.0
(0.50 ± 0.04)
10.0 ± 0.8
(0.39 ± 0.03)
4.0
RW(0.157) max.
max.
RW1 18.0 ± 0.5
(0.71 ± 0.02)
12.0 ± 0.8
(0.47 ± 0.03)
9.0 ± 0.5
(0.35 ± 0.02)
3.0
max.
(0.12) max.
19.0 ± 1.0
(0.75 ± 0.04)
16.0 ± 0.5
(0.63 ± 0.02)
47.0
max.
(1.85) max
2.60
typ.
(0.10) max
4.0 ± 0.2
(0.16 ± 0.08)
0.6 ± 0.3
(0.02 ± 0.01)
1.0
max.
(0.04) max
250
400
BULK
QUANTITY:
MOV-20D180K – 20D331K = 500 PCS. PER BOX
MOV-20D361K – 20D821K = 400 PCS. PER BOX
MOV-20D911K – 20D182K = 300 PCS. PER BOX
250.0
(9.84)
170.0
(6.69)
REV. 10/12
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
60.0
(2.36)
Asia-Pacific:
Tel: +886-2 2562-4117
Fax: +886-2 2562-4116
Europe:
Tel: +41-41 768 5555
Fax: +41-41 768 5510
The Americas:
Tel: +1-951 781-5500
Fax: +1-951 781-5700
www.bourns.com
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