Document
METAL OXIDE VARISTORS
Transient voltage surge suppressors
20D series
Model Number
Maximum Allowable
Voltage
Standard
High AC DC Surge (V) (V)
20D180L
J 11 14
Varistor Voltage
V 1mA (V)
18(15-21)
Clamping Maximum Maximum
Voltage Peak current
Energy
(MAX.) (8/20µs)
(10/1000µs)
VC (v)
IP (A)
Standard
High Surge
(A)
Standard
High Surge
(JOULE)
36 11 13
Rated Power
Typical Capacitance (Reference)
W
@1KHz (pf)
28500
*
**
20D220K
J 14 18
22(20 -24)
43
14 16
18500
* **
20D270K
J 17 22
27(24 -30)
53
16 19
13000
* **
20D330K 20D390K
J 20 26 J 25 31
33(30 -36) 39(35 - 43)
65 20 2000 3000
77
23 26
24 0.20
28
11500 8500
* ** * **
20D470K
J 30 38
47(42 - 52)
93
30 34
7400
* **
20D560K
J 35 45
56(50 - 62)
110
41 41
6500
* **
20D680K
J 40 56
68(61 - 75)
135
46 49
5800
* **
20D820K
J 50 65
82(74 - 90)
135
38 56
4900
* **
20D101K
J 60 85 100(90 - 110) 165
45 70
4000
* **
20D121K
J 75 100 120(108 - 132) 200
55 85
.