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SONGLONG LISHANG
METAL OXIDE VARISTOR – 20D SERIES
VDR Varistor 20D SERIES
FEATURES * Wide operating voltage (V1mA) range from 18V to 1800V. * 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
* Safety number : CUL- E317616
VDE- 40028836
CQC-12001076476 ISO9001-2018
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: *Storage Temperature: *Working Surface Temperature: *Insulation Resistance: *Coating (Epoxy Resin):
(-40 ℃ ~ +85 ℃ ) & ( -40 ℃ ~ +125 ℃) (-40 oC ~ +125 oC) +115 oC > 100M Ω
Flame-Retardant to UL 94 V-0
Material *Coating: *Lead Wire: *Electrode: *Disk:
Epoxy Resin The Copper Wire Silver Solder Zinc Oxide
PART NUMBER CODE
VDR
□□ D □□□ K
□
□□
Brand Mark
Sapce:Straight 85℃
Element Diameter
H:125℃
Type: D: Disk , S: Square
C:Crimped , Y:Y kink
Varistor Voltage
I:Inner,Tor G :Plaster
Tolerance : K±10%, L±15%
□.□ Lead Form :
Short leg : NO :
E: 4KV2KA S:6KV/3KA Y:10KV/5KA
□=ABCDEF Times
J:High Surge & High Energy
PH=Ultra Surge
Taping : TA : Ammo, TR : Reel
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SONGLONG LISHANG
VDR Varistor 20D SERIES
Part No.
Part No.
T Max.
VDR-20D180L VDR-20D220K VDR-20D270K VDR-20D330K VDR-20D390K VDR-20D470K VDR-20D560K VDR-20D680K VDR-20D820K VDR-20D101K VDR-20D121K VDR-20D151K VDR-20D181K VDR-20D201K VDR-20D221K VDR-20D241K VDR-20D271K VDR-20D301K VDR-20D331K VDR-20D361K VDR-20D391K VDR-20D431K VDR-20D471K VDR-20D511K VDR-20D561K VDR-20D621K VDR-20D681K VDR-20D751K VDR-20D781K VDR-20D821K VDR-20D911K VDR-20D102K VDR-20D112K VDR-20D122K VDR-20D142K VDR-20D162K VDR-20D182K
VDR-20D180LJ VDR-20D220KJ VDR-20D270KJ VDR-20D330KJ VDR-20D390KJ VDR-20D470KJ VDR-20D560KJ VDR-20D680KJ VDR-20D820KJ VDR-20D101KJ VDR-20D121KJ VDR-20D151KJ VDR-20D181KJ VDR-20D201KJ VDR-20D221KJ VDR-20D241KJ VDR-20D271KJ VDR-20D301KJ VDR-20D331KJ VDR-20D361KJ VDR-20D391KJ VDR-20D431KJ VDR-20D471KJ VDR-20D511KJ VDR-20D561KJ VDR-20D621KJ VDR-20D681KJ VDR-20D751KJ VDR-20D781KJ VDR-20D821KJ VDR-20D911KJ VDR-20D102KJ VDR-20D112KJ VDR-20D122KJ VDR-20D142KJ VDR-20D162KJ VDR-20D182KJ
4.5 4.6 4.7 4.9 4.8 4.9 5.0 5.2 4.1 4.3 4.4 4.2 4.3 4.4 4.5 4.6 4.7 4.8 5.0 5.2 5.2 5.4 5.9 6.1 6.4 6.8 7.1 7.2 7.3 7.5 7.6 8.0 8.5 9.0 10.5 11.0 12.0
D Max. 23.0
H Max.
S
I/C/Y
L min.
F
d + 0.05
26.5
28.0
20.0
7.5±0.8 10±1.0
0.8 1.0
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SONGLONG LISHANG
VDR Varistor 20D SERIES
ELECTRICAL CHARACTERISTIC
Part Number
Maximum
Allowable Voltage
Varistor Voltage
Maximum Clamping
Voltage
Withstanding Surge Current
Energy 10/1000μS
Typical Rated Capacitance Powe (Reference)
Standard High Surge AC (V) DC (V)
V1mA(V)
IP(A)
V.