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Oxide Varistor. 511KD20 Datasheet

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Oxide Varistor. 511KD20 Datasheet
















511KD20 Varistor. Datasheet pdf. Equivalent













Part

511KD20

Description

Zinc Oxide Varistor



Feature


20 Φ SERIES www.DataSheet4U.com DATA S HEET ZINC OXIDE VARISTOR – 20 Φ SERI ES FEATURES — — — — Wide operating voltage (V1mA) range from 8V to 1800V. Fast responding to transient over-volt age. Large absorbing transient energy c apability. Low clamping ratio and no fo llowing-on current. APPLICATION — — — — — Transistor, diode, IC, thyrist or or triac semiconductor prote.
Manufacture

Brightking

Datasheet
Download 511KD20 Datasheet


Brightking 511KD20

511KD20; ction. Surge protection in consumer elec tronics. Surge protection in industrial electronics. Surge protection in elect ronic home appliances, gas and petroleu m appliances. Relay and electromagnetic valve surge absorption. PART NUMBER C ODE BK Brand Name Tolerance K:±10% L: ±15% M: ±20% Type D: Disk S: Squa re Element Diameter Varistor Voltage www.brightking.com .


Brightking 511KD20

20 Φ SERIES PACKAGE DIMENSIONS unit :mm www.DataSheet4U.com Part Code 182K 15 2K 112K 102K 911K 821K 781K 751K 681K 6 21K 561K 511K 471K 431K 391K 361K 331K 301K 271K 241K 221K 201K 181K 151K 121K 101K 820K 680K 560K 470K 390K T Max. 15.6 13.2 10.1 9.5 9.0 8.5 8.4 8.2 7.8 7.5 7.0 6.8 6.6 6.4 6.2 6.2 5.9 5.7 5.6 5.4 5.3 5.0 5.0 5.6 5.3 5.1 4.9 5.8 5. 7 5.6 5.5 L Min. 2.


Brightking 511KD20

0 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 D Max. 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 H Max. 28 28 28 28 28 28 28 28 28 28 28 2 8 28 28 28 28 28 28 28 28 28 28 28 28 2 8 28 28 28 28 28 28 d ±0.05 E ±0.8 0.8/1.0 7.5/10 www.brightking.com 2 0 Φ SERIES ELECTRICA.





Part

511KD20

Description

Zinc Oxide Varistor



Feature


20 Φ SERIES www.DataSheet4U.com DATA S HEET ZINC OXIDE VARISTOR – 20 Φ SERI ES FEATURES — — — — Wide operating voltage (V1mA) range from 8V to 1800V. Fast responding to transient over-volt age. Large absorbing transient energy c apability. Low clamping ratio and no fo llowing-on current. APPLICATION — — — — — Transistor, diode, IC, thyrist or or triac semiconductor prote.
Manufacture

Brightking

Datasheet
Download 511KD20 Datasheet




 511KD20
www.DataSheet4U.com
DATA SHEET
ZINC OXIDE VARISTOR – 20 Φ SERIES
FEATURES
— Wide operating voltage (V1mA) range from 8V to 1800V.
— Fast responding to transient over-voltage.
— Large absorbing transient energy capability.
— Low clamping ratio and no following-on current.
20 Φ SERIES
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.
PART NUMBER CODE
BK
Brand
Name
Varistor
Voltage
Tolerance
K:±10%
L: ±15%
M: ±20%
Type
D: Disk
S: Square
Element
Diameter
www.brightking.com




 511KD20
PAwwCw.KDaAtaSGheEet4DU.cIoMm ENSIONS
20 Φ SERIES
Part
Code
182K
152K
112K
102K
911K
821K
781K
751K
681K
621K
561K
511K
471K
431K
391K
361K
331K
301K
271K
241K
221K
201K
181K
151K
121K
101K
820K
680K
560K
470K
390K
unit :mm
TLDH d E
Max. Min. Max. Max. ±0.05 ±0.8
15.6 20 25 28
13.2 20 25 28
10.1 20 25 28
9.5 20 25 28
9.0 20 25 28
8.5 20 25 28
8.4 20 25 28
8.2 20 25 28
7.8 20 25 28
7.5 20 25 28
7.0 20 25 28
6.8 20 25 28
6.6 20 25 28
6.4 20 25 28
6.2 20 25 28
6.2 20 25 28 0.8/1.0 7.5/10
5.9 20 25 28
5.7 20 25 28
5.6 20 25 28
5.4 20 25 28
5.3 20 25 28
5.0 20 25 28
5.0 20 25 28
5.6 20 25 28
5.3 20 25 28
5.1 20 25 28
4.9 20 25 28
5.8 20 25 28
5.7 20 25 28
5.6 20 25 28
5.5 20 25 28
www.brightking.com




 511KD20
ELwwEwC.DaTtaRShIeCet4AU.LcomRATINGS
20 Φ SERIES
Item
Varistor Voltage
Maximum Allowable
Voltage
Test Condition/Description
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: 8/20µsec.
Requirement
Maximum Clamping
Voltage
To meet the
specified value
Rated Wattage
Energy
Withstanding Surge
Current
Varistor Voltage Temp.
Coefficient
Surge Life
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 10/1000µsec. or 2 msec. is applied.
The maximum current within the varistor voltage change of ±10% with
the standard impulse current (8/20µsec.) applied one time.
Vb
at
20- Vb at
Vb at 20
70×
1
50
× 100
(% )
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.
5Φ series
180L to 680K
820K to 751K
10A ( 8/20µsec.)
20A ( 8/20µsec.)
7Φ series
180L to 680K
820K to 821K
25A ( 8/20µsec.)
50A ( 8/20µsec.)
10Φ series
180L to 680K
820K to 182K
50A ( 8/20µsec.)
100A ( 8/20µsec.)
14Φ series
180L to 680K
820K to 182K
75A ( 8/20µsec.)
150A ( 8/20µsec.)
20Φ series
180L to 680K
820K to 182K
100A ( 8/20µsec.)
200A ( 8/20µsec.)
+0.05% / max
Vb ≤ ±10%
Vb
www.brightking.com




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