MDE MDE-20D781K, MDE-20D820K, MDE-20D821K, MDE-20D911K, MDE-20D681K Datasheet
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MDE Semiconductor, Inc. Circuit Protection Products
1
V
K
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K
K
K
K
K
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K
K
K
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K
K
K
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K
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V
V
V
78-150 Calle Tampico, Unit 210, La Quinta, CA., USA 92253 Tel: 760-564-8656 • Fax: 760-564-24
1-800-831-4881 Email: sales@mdesemiconductor.com Web: www.mdesemiconductor.com
Metal Oxide Varistors
Standard D Series 20 mm Disc
PART
NUMBER
MDE-20D180M 18
MDE-20D220M 22
MDE-20D270
MDE-20D330
MDE-20D390
MDE-20D470
MDE-20D560
MDE-20D680
MDE-20D820
MDE-20D101
MDE-20D121
MDE-20D151
MDE-20D181
MDE-20D201
MDE-20D221
MDE-20D241
MDE-20D271
MDE-20D301
MDE-20D331
MDE-20D361
MDE-20D391
MDE-20D431
MDE-20D471
MDE-20D511
MDE-20D561
MDE-20D621
MDE-20D681
MDE-20D751
MDE-20D781
MDE-20D821
MDE-20D911
MDE-20D951
MDE-20D102
MDE-20D112
MDE-20D122
MDE-20D182
aristor Voltage
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
950
1000
1100
1200
1800
Maximum
Allowable
Voltage
@1mA
(v)
16-20 11 14 36 20 13 12 3000 2000 0.2 40,000
20-24 14 18 43 20 16 14 3000 2000 0.2 30,000
24-30 17 22 53 20 19 17 3000 2000 0.2 24,500
30-36 20 26 65 20 24 21 3000 2000 0.2 20,000
35-43 25 31 77 20 28 25 3000 2000 0.2 13,800
42-52 30 38 93 20 34 30 3000 2000 0.2 13,500
50-62 35 45 110 20 41 36 3000 2000 0.2 12,200
61-75 40 56 135 20 49 44 3000 2000 0.2 11,500
74-90 50 65 135 100 56 40 10000 7000 1.0 820
90-110 60 85 165 100 70 50 10000 7000 1.0 8,000
108-132 75 100 200 100 85 60 10000 7000 1.0 5,500
135-165 95 125 250 100 106 75 10000 7000 1.0 4,200
162-198 115 150 300 100 130 84 10000 7000 1.0 2,500
185-225 130 170 340 100 140 100 10000 7000 1.0 2,300
198-242 140 180 360 100 155 110 10000 7000 1.0 2,200
216-264 150 200 395 100 168 120 10000 7000 1.0 2,200
247-303 175 225 455 100 190 135 10000 7000 1.0 2,100
270-330 195 250 500 100 216 148 10000 7000 1.0 1,800
297-363 210 275 550 100 228 160 10000 7000 1.0 1,750
324-396 230 300 595 100 255 180 10000 7000 1.0 1,700
351-429 250 320 650 100 275 195 10000 7000 1.0 1,400
387-473 275 350 710 100 303 215 10000 7000 1.0 1,350
423-517 300 385 775 100 350 250 10000 7000 1.0 1,200
459-561 320 410 845 100 382 273 10000 7000 1.0 1,050
504-616 350 460 920 100 385 277 10000 7000 1.0 900
558-682 385 505 1025 100 382 273 7500 6500 1.0 570
612-748 420 560 1120 100 382 273 7500 6500 1.0 550
657-825 460 615 1240 100 420 300 7500 6500 1.0 530
702-858 485 640 1290 100 445 315 7500 6500 1.0 530
738-902 510 670 1355 100 460 325 7500 6500 1.0 530
819-1001 550 745 1500 100 510 360 7500 6500 1.0 480
855-1045 575 765 1580 100 535 380 7500 6500 1.0 480
900-1100 625 825 1650 100 565 400 7500 6500 1.0 480
990-1210 680 895 1815 100 620 440 7500 6500 1.0 400
1090-1310 750 965 1980 100 680 480 7500 6500 1.0 375
1620-1980 1000 1465 2970 100 1020 720 7500 6500 1.0 250
ACrms
(v)
DC
(v)
Max Clamping
oltage
(8/20 µ S)
c
(v)
Ip
(A)
Max.
Energy
(J)
10/1000
µS
2ms
Max. Peak
Current
(8/20 µ S)
1 time
(A)
2 times
(A) (w)
Rated
Power
Typical
Capacitance
(Reference)
1kHz
(pF)
7/23/2002
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