MCC
TM
Micro Commercial Components
omponents
20736 Marilla Street Chatsworth
!"#
$
% !"#
821KD07NX*
thru
8R0MD07NX*
4 to 510 Volts
Varistor
0.8 to 47 Joule
Features
•
•
•
•
•
Radial-Lead Varistor
Designed to be Operated Continuously Across AC Power Lines
No Derating Up to 85 Ambient
Available in Tape and Reel or Bulk Pack
UL Recognized File # E306895(UL1449) and E306942(UL1414)
Maximum Ratings
•
•
•
•
Operating Ambient Temperature Range: -55 to +85
Storage Temperature Range: -55 to +125
Temperature Coefficient ( V) of Clamping Voltage (V
C
) at
Specified Test Current:<0.05%/
Varistor voltage temperature coefficient:
Vb at 25 - Vb at 85
Vb at 25
x
1
x(100/
60
)
120
100
80
60
L: 20mm Min.
DIMENSIONS
Unit: mm
Size D max
Lead
05D
07D
-55
60
80
100
120
140
160
H max
S
11
13
18
22
28
C/I/Y
13
15
19.5
23
30
40
D±
0.05
All
0.6
0.6
0.6
0.8
0.8
1
0.8
1
E±
1.0
All
5
5
5
7.5
7.5
10
7.5
10
20
All
7.5
9
12.5
16.5
23
0
10D
14D
20D
AMBIENT TEMPERATURE (°C)
PERCENT OF RATED VALUE
CURRENT, ENERGY AND POWER DERATING
CURVE
Note :
*
'X' can be S, C, I or Y .
'S'
'C'
'I'
'Y'
denotes
denotes
denotes
denotes
straight lead
out crimped lead
inner crimped lead
kink lead
www.mccsemi.com
Revision: 2
1 of 6
2006/09/08
821KD07NX
thru
8R0MD07NX
MCC
Micro Commercial Components
Withstanding Surge Current Rated Wattage Varistor Voltage
Maximum
Clamping
Voltage
TM
Electrical Characteristics @ 25
O
C Unless Otherwise Noted
Maximum Allowable
Voltage
Part Number
ACrms
(V)
821KD07NX
781KD07NX
751KD07NX
681KD07NX
621KD07NX
561KD07NX
511KD07NX
471KD07NX
431KD07NX
391KD07NX
361KD07NX
331KD07NX
301KD07NX
271KD07NX
241KD07NX
221KD07NX
201KD07NX
181KD07NX
151KD07NX
121KD07NX
101KD07NX
820KD07NX
680KD07NX
560KD07NX
470KD07NX
390KD07NX
330KD07NX
270KD07NX
220KD07NX
180LD07NX
120MD07NX
8R0MD07NX
510
485
460
420
385
350
320
300
275
250
230
210
195
175
150
140
130
115
95
75
60
50
40
35
30
25
20
17
14
11
6
4
DC
(V)
670
640
615
560
505
460
418
385
350
320
300
275
250
225
200
180
170
150
125
100
85
65
56
45
38
31
26
22
18
14
8
5.5
10/1000us
(J)
47.0
46.0
45.0
43.0
41.0
39.0
37.0
35.0
33.0
30.0
26.0
23.0
21.0
19.8
16.8
15.5
14.3
13.0
11.0
8.0
7.0
5.5
4.3
3.5
3.0
2.4
2.2
1.7
1.4
1.2
1.0
0.8
125
60
0.02
250
125
0.02
1200
600
0.25
1 time
(A)
2 times
(W)
(V)
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(185-225)
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)
12(9.6-14.4)
8(6.4-9.6)
(V)
1355
1290
1240
1120
1025
920
842
775
710
650
595
550
505
455
395
360
340
300
250
200
165
135
*135
*110
*93
*77
*65
*53
*43
*36
*30
*20
V1mA
V10A
Maximum
Energy
*680K-8R0M Max. Clamping Voltage testing current 2.5A
www.mccsemi.com
Revision: 2
2 of 6
2006/09/08
821KD07NX thru 8R0MD07NX
MCC
Micro Commercial Components
V-I Surge Life Time Ratings
(820K to821K)
10000
TM
V-I Surge Life Time Ratings
(180L to 680K)
1000
300
200
100
50
40
30
20
A
10
5
4
3
2
1
0.5
0.4
0.3
0.2
0.1
2 times
10 times
10 times
10 times
10
4
times
10 times
6
10 times
5
3
2
3000
2000
1 time
1000
500
400
300
200
A
100
50
40
30
20
10
5
4
3
2
1
1 time
2 times
10 times
10 times
10 times
10 times
10 times
6
10 times
5
4
3
2
20
100
µs
1000
10000
20
100
µs
1000
10000
Impulse Current – Amperes
Impulse Width – Micro seconds
Impulse Current – Amperes
Impulse Width – Micro seconds
www.mccsemi.com
Revision: 2
4 of 6
2006/09/08
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