07D221K (SUNSTART)
METAL OXIDE VARISTOR

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ZOV 7ĭ SERIES
DATA SHEET
METAL OXIDE VARISTOR – 7ĭ SERIES
FEATURE
— Wide operating voltage (V1mA) range from 18V to 820V.
— Fast responding to transient over-voltage.
— Large absorbing transient energy capability.
— Low clamping ratio and no follow-on current.
— Meets MSL level 1, per J-STD-020
APPLICATION
— 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.
GENERAL CHARACTERISTICS DEFINITION
— Operating Temperature˖-40ć ~ +85ć
— Storage Temperature˖ -40ć ~ +125ć
PART NUMBER CODE
Element Diameter
Type
D: Disk
S: Square
Varistor Voltage
Tolerance
K: f10%
L: f15%
M: f20%
Revision:15-Feb-12


07D221K (SUNSTART)
METAL OXIDE VARISTOR

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PACKAGE DIMENSIONS
DD
H
H1
Kİ 3.0
d1
L1
D1
Kİ 3.0
d
D1
ZOV 7ĭ SERIES
TABLE 1
unit:mm
Symbol
H(max.)
H1(max.)
L(min.)
Dimensions
12.0
13.5
20.0
L1(min.)
D(max.)
D1(±0.8)
T(max.)
15.0
9.0
5.0
TABLE 2
d(±0.05)
d1(±0.4)
0.6
1.2
Model
180K
220K
270K
330K
390K
470K
560K
680K
820K
101K
121K
151K
181K
201K
221K
TABLE 2
T(Max.)
4.50
4.60
4.70
4.90
4.80
4.90
5.00
5.20
4.10
4.30
4.50
4.80
4.30
4.40
4.50
Model
241K
271K
301K
331K
361K
391K
431K
471K
511K
561K
621K
681K
751K
781K
821K
unit:mm
T(Max.)
4.60
4.90
5.00
5.10
5.20
5.40
5.70
6.00
6.20
6.50
7.10
7.30
7.06
7.24
7.48
Revision:15-Feb-12


07D221K (SUNSTART)
METAL OXIDE VARISTOR

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ELECTRICAL CHARACTERISTIC
ZOV 7ĭ SERIES
Part Number
Maximum
Allowable
Voltage
Maximum
Varistor Voltage Clamping
Voltage
Withstanding
Surge
Current
Maximum
Energy
(10/1000ȝs)
Rated
Power
Typical
Capacitance
(Reference)
Standard High Surge VAC(V) VDC(V)
V1mA(V)
IP(A)
VC(V)
I(A)
Standard
I(A)
High Surge
(J)
Standard
(J)
High Surge
(W)
07D180K 07D180J 11 14 18(15~21.6) 2.5 36 250 500 0.9 2.0 0.02
07D220K 07D220J 14 18 22(19.5~26) 2.5 43 250 500 1.1 2.4 0.02
07D270K 07D270J 17 22
27(24~31) 2.5 53 250 500 1.4 3.0 0.02
07D330K 07D330J 20 26 33(29.5~36.5) 2.5 65 250 500 1.7 3.5 0.02
07D390K 07D390J 25 31
39(35~43) 2.5 77 250 500 2.1 4.0 0.02
07D470K 07D470J 30 38
47(42~52) 2.5 93 250 500 2.5 5.0 0.02
07D560K 07D560J 35 45
56(50~62) 2.5 110 250 500 3.1 6.0 0.02
07D680K 07D680J 40 56
68(61~75) 2.5 135 250 500 3.6 7.0 0.02
07D820K 07D820J 50 65
82(74~90) 10 135 1200 1750 5.5 10.0 0.25
07D101K 07D101J 60 85 100(90~110) 10 165 1200 1750 6.5 12.0 0.25
07D121K 07D121J 75 100 120(108~132) 10 200 1200 1750 7.8 13.0 0.25
07D151K 07D151J 95 125 150(135~165) 10 250 1200 1750 9.7 13.0 0.25
07D181K 07D181J 115 150 180(162~198) 10 300 1200 1750 11.7 16.0 0.25
07D201K 07D201J 130 170 200(180~220) 10 340 1200 1750 13.0 17.0 0.25
07D221K 07D221J 140 180 220(198~242) 10 360 1200 1750 14.0 19.0 0.25
07D241K 07D241J 150 200 240(216~264) 10 395 1200 1750 15.0 21.0 0.25
07D271K 07D271J 175 225 270(243~297) 10 455 1200 1750 18.0 24.0 0.25
07D301K 07D301J 190 250 300(270~330) 10 500 1200 1750 20.0 26.0 0.25
07D331K 07D331J 210 275 330(297~363) 10 550 1200 1750 23.0 28.0 0.25
07D361K 07D361J 230 300 360(324~396) 10 595 1200 1750 25.0 32.0 0.25
07D391K 07D391J 250 320 390(351~429) 10 650 1200 1750 25.0 35.0 0.25
07D431K 07D431J 275 350 430(387~473) 10 710 1200 1750 28.0 40.0 0.25
07D471K 07D471J 300 385 470(423~517) 10 775 1200 1750 30.0 42.0 0.25
07D511K 07D511J 320 415 510(459~561) 10 845 1200 1750 30.0 45.0 0.25
07D561K 07D561J 350 460 560(504~616) 10 925 1200 1750 30.0 49.0 0.25
07D621K 07D621J 385 505 620(558~682) 10 1025 1200 1750 33.0 55.0 0.25
07D681K 07D681J 420 560 680(612~748) 10 1120 1200 1750 33.0 60.0 0.25
07D751K 07D751J 460 615 750(675~825) 10 1240 1200 1750 67.2 65.0 0.25
07D781K 07D781J 485 640 780(702~858) 10 1290 1200 1750 67.2 65.0 0.25
07D821K 07D821J 510 670 820(738~902) 10 1355 1200 1750 67.2 70.0 0.25
The tolerance of varistor voltage between 18V and 27V is more than 10%.
@1KHZ(pf)
2800
2300
1800
1500
1300
1100
890
740
600
500
420
330
280
250
230
210
185
165
150
140
130
115
105
100
90
80
75
70
70
60
Revision:15-Feb-12


07D221K (SUNSTART)
METAL OXIDE VARISTOR

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ELECTRICAL RATINGS
ZOV 7ĭ SERIES
Item
Test Condition/Description
Requirement
Varistor Voltage
Maximum Allowable
Voltage
The voltage between two terminals with the specified measuring
current 1mA.DC applied is call Vb.
The recommended maximum sine wave voltage (RMS) or the
maximum DC voltage can be applied continuously.
The maximum voltage between two terminals with the specification
standard impulse current.
Applied waveform: 8/20ȝsec.
Maximum Clamping
Voltage
To meet the
specified value
Rated Wattage
Energy
Withstanding Surge
Current
Varistor Voltage
Temp. Coefficient
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 of 10/1000ȝsec. or 2 msec. is applied.
The maximum current within the varistor voltage change of ±10% with
the standard impulse current (8/20ȝsec.) applied one time.
Vb at 20ć - Vb at 70ć u 1 u 100 (% ć)
Vb at 20ć
50
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.
5ĭ series
180K to 680K
820K to 751K
10A (8/20ȝsec.)
20A (8/20ȝsec.)
0.05% / ćmax
Surge Life
7ĭ series
10ĭ series
180K to 680K
820K to 821K
180K to 680K
820K to 112K
25A (8/20ȝsec.)
50A (8/20ȝsec.)
50A (8/20ȝsec.)
100A (8/20ȝsec.)
'Vb d r10%
Vb
14ĭ series
180K to 680K
820K to 182K
75A (8/20ȝsec.)
150A (8/20ȝsec.)
20ĭ series
180K to 680K
820K to 182K
100A (8/20ȝsec.)
200A (8/20ȝsec.)
Revision:15-Feb-12


07D221K (SUNSTART)
METAL OXIDE VARISTOR

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MARKING CODE
ZOV 7ĭ SERIES
ZOV
ķ
XXXKDXXX
ĸ
ļ
Ľ
Ĺ XXX H
ĺľ
Ļ x VDE X
Ŀ
ŀ
ķ ZOV Logo
ĸ Varistor Voltage
Ĺ UL Accreditation Logo
ĺ CSA Accreditation Logo
Ļ VDE Accreditation Logo
ļ “J” is High Surge Code,not “J” is Standard Surge
Ľ Disk Size
ľ “H” is Halogen Free Code,not “H” is Halogen
Ŀ Date Code
ŀ Product Line Code
Revision:15-Feb-12




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