20D180K [LEIDITECH]
Metal Oxide Varistors;
| 型号： | 20D180K |
| 厂家： | 
Leiditech |
| 描述： | Metal Oxide Varistors |
| 文件： | 总4页 (文件大小：871K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Metal Oxide Varistors
Varistor>20D180~182KJ Series
Applications
• Transistor, diode, IC, thyristor or triac semiconductor protection.
• Surge protection in consumer electronics.
• Surge protection in industrial electronics.
• Surge protection in electronic home appliances, gas and
petroleum appliances.
• Relay and electromagnetic valve surge absorption.
Features
• Wide operating voltage (V1mA) range from 8V to 1800V.
• Fast responding to transient over-voltage.
• Large absorbing transient energy capability.
• Low clamping ratio and no following-on current.
Package Dimensions
H1
K<3.0
K<3.0
d1
d
L1
D1
D1
TABLE 1
TABLE 2
T(max.)
Symbol
H(max.)
H1(max.)
L(min.)
Dimensions
26.5
Model
Model
301K
331K
361K
391K
431K
471K
511K
561K
621K
681K
751K
781K
821K
911K
102K
112K
182K
-
T(max.)
180K
220K
270K
330K
390K
470K
560K
680K
820K
101K
121K
151K
181K
201K
221K
241K
271K
301k
4.8
4.9
5.0
5.2
5.5
5.6
5.7
5.08
4.9
5.1
5.3
5.6
5.0
5.2
5.3
5.4
5.6
5.7
5.8
6.0
6.2
6.5
6.7
6.9
7.0
7.2
7.5
8.2
5.3
8.5
9.0
9.5
10.1
10.6
13.2
-
28.0
20.0
L1(min.)
D(max.)
D1(±0.8)
T(max.)
d(±0.05)
d1(±0.4)
15.0
23.0
7.5+0.8/10.0+1.0
TABLE 2
0.8
1.4
1
Metal Oxide Varistors
Varistor>20D180~182KJ Series
Electrical Characteristic
Maximum
Allowable
Voltage
Maximum
Varistor Voltage Clamping
Voltage
Maximum
Energy
(10/1000μs)
Typical
Capacitance
(Reference)
Withstanding
Surge Current
Rated
Power
Type Number
I(A)
I(A)
(J)
(J)
Standard
High Surge VAC(V) VDC(V)
V1mA(V)
IP(A) VC(V)
(W)
@1KHz(pf)
Standard High Surge Standard High Surge
.6)
20D180K
20D220K
20D270K
20K330K
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
20D911K
20D102K
20D112K
20D122K
20D182K
20D180KJ
20D220KJ
20D270KJ
20K330KJ
20D390KJ
20D470KJ
20D560KJ
20D680KJ
20D820KJ
20D101KJ
20D121KJ
20D151KJ
20D181KJ
20D201KJ
20D221KJ
20D241KJ
20D271KJ
20D301KJ
20D331KJ
20D361KJ
20D391KJ
20D431KJ
20D471KJ
20D511KJ
20D561KJ
20D621KJ
20D681KJ
20D751KJ
20D781KJ
20D821KJ
20D911KJ
20D102KJ
20D112KJ
20D122KJ
20D182KJ
11
14
14
18
18(15~21
20
20
20
20
20
20
20
20
36
43
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
3000
3000
11
14
13
16
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
28500
18500
13000
11500
8500
7400
6500
5800
4900
4000
3300
2700
2200
2000
1800
1650
1500
1300
1200
1100
1000
930
22(19.5~26)
27(24~30)
17
22
53
3000
16
19
20
26
33(29.5~36.5)
39(35~43)
65
3000
23
24
25
31
77
3000
26
28
30
38
47(42~54)
93
3000
30
34
35
45
56(50~62)
100
135
3000
41
41
40
56
68(61~75)
3000
46
49
50
65
82(74~90)
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
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
38
56
60
85
100(90~110)
120(108~132)
150(135~165)
180(162~198)
200(180~220)
220(198~242)
240(216~264)
270(243~297)
300(270~330)
330(297~363)
360(324~396)
390(351~429)
430(387~473)
470(423~517)
510(459~561)
560(504~616)
620(558~682)
680(612~748)
750(675~825)
780(702~858)
820(738~902)
910(819~1001)
45
70
75
100
125
150
170
180
200
225
250
275
300
320
350
385
415
460
505
560
615
640
670
745
825
895
990
55
85
95
70
106
130
140
155
168
190
210
228
255
275
305
350
360
380
390
400
420
440
460
510
565
620
660
660
115
130
140
150
175
190
210
230
250
275
300
320
350
385
420
460
485
510
550
625
680
750
1000
85
95
100
108
127
136
150
163
180
190
220
220
220
220
230
255
265
282
310
342
383
408
625
850
780
710
100 1025 6500
100 1120 6500
100 1240 6500
100 1290 6500
100 1355 6500
100 1500 6500
650
600
530
510
500
440
1000(900~1100) 100 1650 6500
1100(990~1210) 100 1815 6500
1200(1080_1320) 100 1980 6500
400
460
320
1465 1800(1620~1980) 100 2970 6500
320
_
Remark:Voltage>33V,K is +10%
2
Metal Oxide Varistors
Varistor>20D180~182KJ Series
Electrical Rating
ltem
Test Condition / Description
Requirement
The voltage between two terminals with the specified measuring current 1mA.DC applied
is call Vb.
Varistor Voltage
Maximum Allowable The recommended maximum sine wave voltage (RMS) or the maximum DC voltage can
Voltage
be applied continuously.
To meet
the specified
value
Rated Wattaget
The maximum average power that can be applied within the specified ambient temperature.
The maximum energy within the varistor voltage change of ±10% when one impulse
of10/1000μsec. or 2 msec. is applied.
IEnergy
Withstanding Surge The maximum current within the varistor voltage change of ±10% with the standard impulse
Current
current (8/20μsec.) applied one time.
The change of Vb shall be measured after the impulse listed below is applied 10,000 times
continuously with the interval of ten seconds at room temperature.
180K to 680K
820K to 751K
180K to 680K
820K to 821K
180K to 680K
820K to 182K
180K to 680K
820K to 182K
180K to 680K
820K to 182K
10A (8/20μsec.)
20A (8/20μsec.)
25A (8/20μsec.)
50A (8/20μsec.)
50A (8/20μsec.)
100A (8/20μsec.)
75A (8/20μsec.)
150A (8/20μsec.)
100A (8/20μsec.)
200A (8/20μsec.)
5D series
7Dseries
Vb
_
<+10%
Surge Life
Vb
10D series
14D series
20D series
3
Metal Oxide Varistors
Varistor>20D180~182KJ Series
General Characteristics
No Radioactive Material
Storage Temperature: -55ºC to +125ºC
Operating Temperature: -55ºC to +85ºC
Body: Nickel Plated
Leads: Surface-mount, Axial Devices: Tin Plated
Devices with No Leads: Nickel Plated
Packaging Information
Component
Part Number
Quantity Packaging Option Packaging Specification
package
20D
20.0
150
BOX
Part Numbering System
Example Part Number: RL20D471KJ
RL = LOGO
20D=Dise Diameter
471 =V1mA(V) of 470V
K = Tolerance k:+_10%
J= High Surge
4
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