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25mm Metal Oxide Varistor 470V 750V 25D431K 25D711K Voltage Dependent Resistor

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25mm Metal Oxide Varistor 470V 750V 25D431K 25D711K Voltage Dependent Resistor

Country/Region china
City & Province dongguan guangdong
Categories Electronic Signs
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Product Details

 

25MM 25D 470V 750V 25D471K 25D751K Voltage Dependent Resistor ZOV Zinc Oxide Metal Varistor

 

 

 

 

 

 

Table1
Unit:mm
SymbolDimension
D(max.)23.0
H(max.)26.5
F(±0.8/1.0)7.5/10.0
TTable2
d(±0.05)0.8/1.0
L(min.)20.0
Epoxy Colour : Green

 

Table2
Unit:mm
ModelTModelT
180K2.97-4.26361K4.01-5.95
220K3.08-4.41391K4.13-6.17
270K3.19-4.63431K4.28-6.45
330K3.32-4.83471K4.44-6.74
390K3.26-4.57511K4.60-7.02
470K3.39-4.80561K4.79-7.37
560K3.54-5.06621K5.03-7.67
680K3.75-5.36681K5.26-7.80
820K3.06-4.22751K5.53-8.00
101K3.16-4.40781K5.65-8.19
121K3.28-4.60821K5.81-8.44
151K3.44-4.90911K6.16-8.95
181K3.61-5.20102K6.51-9.51
201K3.76-5.25112K6.90-10.14
221K3.84-5.30122K7.30-10.77
241K3.95-5.80142K8.47-12.60
271K3.66-5.32162K8.86-13.23
301K3.77-5.53182K9.64-14.49
331K3.89-5.74  

 

Electrical characteristics
ZOV
Part Number
Maximum Allowable VoltageVaristor voltageIR3@Clamping volatgeMaximum Peak Crurrent (8/20μs)Maximum Ebergt 10/1000μsReted PowerTypical Capacitance (Reference)
Ac.rm sDCV1.0 mAμAVCIPStandardHigh SurgeStandar dHigh Surge(w)@1KHz
(V)(V)(V)(V)(A)(A)(JOULE)(pf)
25D180KP/Z111418(15-21.6)501036303000/1
500*2
4500/3
000*2
13200.2545000
25D220KP/Z141822(19.5-26)43162529000
25D270KP/Z172227(24-31)53193026500
25D330KP/Z202633(29.5-36.5)65243518000
25D390KP/Z253139(35-43)77284013500
25D470KP/Z303847(42-52)93345011500
25D560KP/Z354556(50-62)110416010500
25D680KP/Z405668(61-75)13549709050
25D820KP/Z506582(74-90)362113515015000/
10000*
2
18000/
15000*
2
56801.27700
25D101KP/Z6085100(90-110)165701006300
25D121KP/Z75100120(108-132)200851205200
25D151KP/Z95125150(135-165)2501061604300
25D181KP/Z115150180(162-198)3001301753500
25D201KP/Z130170200(185-225)3401401903200
25D221KP/Z140180220(198-242)3601552002900
25D241KP/Z150200240(216-264)3951682202650
25D271KP/Z175225270(243-297)4551902552400
25D301KP/Z190250300(270-330)5002102752100
25D331KP/Z210275330(297-363)5502283001900
25D361KP/Z230300360(324-396)5952553301750
25D391KP/Z250320390(351-429)6502753601600
25D431KP/Z275350430(387-473)7103053801500
25D471KP/Z300385470(423-517)7753504001400
25D511KP/Z320415510(459-561)8453614201250
25D561KP/Z350460560(504-616)9253804401150
25D621KP/Z385505620(558-682)10253964501050
25D681KP/Z420560680(612-748)1120408460950
25D751KP/Z460615750(675-825)1240420510850
25D781KP/Z485640780(702-858)1290440530800
25D821KP/Z510670820(738-902)1355460570750
25D911KP/Z550745910(819-1001)1500510620700
25D102KP/Z6258251000(900-1100)1650565685650
25D112KP/Z6808951100(990-1210)1815620720600
25D122KP/Z7509901200(1080-1320)1980631792550
25D142KP/Z88011401400(1260-1540)2310697850500
25D162KP/Z100012801600(1440-1760)2640805970450
25D182KP/Z110014651800(1620-1980)29708961092400

 

 

 

 

 

ELETRICAL PARAMETER

 

Max. Allowable VoltageReference p2*At 1.0mA DC
Varistor Voltage(Test Time For 30ms)V0.1mA □ V1mA ■
Rated Wattage 
Max. Clamping VoltageTest Current Waveform 8/20μs
Withstanding Surge CurrentTest Current Waveform 8/20μs
Max. EnergyTest Current Waveform 10/1000μs
Typical Capacitance@1KHz
Leakage CurrentAt 80% of Varistor Voltage
Nonlinear Exponent (α)
Temperature Coefficient of Varistor Voltage
-0.05≤Tc≤0.05(%
℃)
V1mA@85℃-V1mA@25℃ × 1 × 100%(%/℃) V1mA@25℃ 60
V1mA@-40℃-V1mA@25℃ × 1 × 100%(%/℃) V1mA@25℃ 65
Impulse Life≦±10%(V1mA)Test Current Waveform 8/20μs

 

 

MATERIAL LIST

 

Material Chart RoHsItemCompositionManufacturer
CoatingEpoxy ResinMade in China, and in line with the UL 94-V0 testing, meet the environmental requirements
LeadCp/Cu wireMade in China, meet the environmental requirements
ElectrodeSilverMade in China, meet the environmental requirements
DiskZinc OxideMade in China, meet the environmental requirements
SolderSn:96.5%CU 0.5%Ag3.0%Made in China, meet the environmental requirements

 

MECHENICAL REQUIREMENTS

 

Tensile of TerminationsNo Outstanding Damage1.0Kgf; 10Sec.
Bending of TerminationsNo Outstanding Damage0.5Kgf;90°,3 Times
VibrationNo Outstanding DamageFreq:10-55hz;Amp:0.75mm,1Min
.
SolderabilityMin. 95% of The Terminal Should Be Covered With
Solder Uniformly
Solder Temp:245±5℃ Immersed Time: ≤5Sec.
Resistance of soldering heat△ V1mA/V1mA
≦±5%
Solder Temp: 260±5℃ Immersed Time: 10±1Sec.

 

ENVIRONMENTAL REQUIREMENTS

 

High Temperature Storage△ V1mA/V1mA
≦±5%
Ambient Temp: 125±2℃ Duration:1000h
Low Temperature Storage△ V1mA/V1mA
≦±5%
Ambient Temp: -40±2℃ Duration:1000h
High Humidity Storage/Damp Heat△ V1mA/V1mA
≦±5%
Ambient Temp: 40±2℃ 90-95%
R.H. Duration:1000h
Temperature Cycle△ V1mA/V1mA
≦±5%
StepTemperature
(℃)
Period
(min)
1-40±330 ±3
2Room Temp15 ±3
385±330 ±3
4Room Temp15 ±3
High Temperature Load△ V1mA/V1mA
≦±10%
Ambient temp:85±2℃
Duration:1000h Load: MAX. Allowable Voltage
High Humidity Load△ V1mA/V1mA
≦±10%
Ambient Temp: 40±2℃
90-95%R.H.Duration:1000H
Load: MAX. Allowable Voltage
Operating Temperature Range-40℃ ~ +85℃
Storage Temperature Range-40℃ ~ +125℃

 

MARKING CODE

QUANTITY

 

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