050915
WebSite Europe Tel: +49 2302 662-107 Americas Tel: +1 404 699-7820 Asia Tel: +852 26 14-1108 China Tel: +86 21 6432 5146
www.wickmanngroup.com E-mail: sales@wickmann.com E-mail: service@wickmannusa.com E-mail: sales@wickmann.com.hk E-mail: sales@wickmann.cn
OrderOrder
OrderOrder
Order Qty.Qty.
Qty.Qty.
Qty. Order-Order-
Order-Order-
Order- T T
T T
Typeype
ypeype
ype T T
T T
Terminal Code Packagingerminal Code Packaging
erminal Code Packagingerminal Code Packaging
erminal Code Packaging
InformationInformation
InformationInformation
Information NumberNumber
NumberNumber
Number
WT2220ML260 A P T
VV
VV
VARISTORSARISTORS
ARISTORSARISTORS
ARISTORS
Dimensions (mm)Dimensions (mm)
Dimensions (mm)Dimensions (mm)
Dimensions (mm)
TVS 2220 SMDTVS 2220 SMD
TVS 2220 SMDTVS 2220 SMD
TVS 2220 SMD SpecificationsSpecifications
SpecificationsSpecifications
Specifications
PackagingPackaging
PackagingPackaging
Packaging
Tape and Reel
T 7 inch reel (1.000 pcs.)
MaterialMaterial
MaterialMaterial
Material
Body: Ceramic (ZnO)
Terminals: Ni/Sn plated (code “P”)
Ag/Pt/Pd non plated
(code “N” on request)
Operating TOperating T
Operating TOperating T
Operating Temperatureemperature
emperatureemperature
emperature
-55 to +125°C
SolderabilitySolderability
SolderabilitySolderability
Solderability
acc. to IEC 60068-2-58
235°C, 2s
Soldering Heat ResistanceSoldering Heat Resistance
Soldering Heat ResistanceSoldering Heat Resistance
Soldering Heat Resistance
260ºC, 10 sec. (IEC 60068-2-58)
280ºC, 5 sec. (IEC 60068-2-58)
Response TResponse T
Response TResponse T
Response Timeime
imeime
ime
<0.5ns
TT
TT
Temperature emperature
emperature emperature
emperature cc
cc
coefficient (oefficient (
oefficient (oefficient (
oefficient (αα
αα
αV) of V) of
V) of V) of
V) of cc
cc
clampinglamping
lampinglamping
lamping
vv
vv
voltage (Vc) @ specified test currentoltage (Vc) @ specified test current
oltage (Vc) @ specified test currentoltage (Vc) @ specified test current
oltage (Vc) @ specified test current
<0.01%/°C
Power dissipationPower dissipation
Power dissipationPower dissipation
Power dissipation
1.0W max.
StandardsStandards
StandardsStandards
Standards
IEC 61000-4-2
MIL-STD-883C
Multilayer Ceramic TMultilayer Ceramic T
Multilayer Ceramic TMultilayer Ceramic T
Multilayer Ceramic Transientransient
ransientransient
ransient
VV
VV
Voltage Suppressoroltage Suppressor
oltage Suppressoroltage Suppressor
oltage Suppressor
Standard CapacityStandard Capacity
Standard CapacityStandard Capacity
Standard Capacity
FeaturesFeatures
FeaturesFeatures
Features
Thin layer, high precise techniques
Lead free
Bi-directional clamping
Standard and low capacity
Available with Nickel/Tin end termination
ApplicationsApplications
ApplicationsApplications
Applications
Circuit board and ESD, EFT
Protection of:
• I/O ports
• Keyboards
• LCD‘s
• Sensors
WW
WW
WebLinksebLinks
ebLinksebLinks
ebLinks
Further infos see:Further infos see:
Further infos see:Further infos see:
Further infos see:
www.wickmanngroup.com
Further technical infos see technicalFurther technical infos see technical
Further technical infos see technicalFurther technical infos see technical
Further technical infos see technical
varistor file:varistor file:
varistor file:varistor file:
varistor file:
www.wickmanngroup.com/download/
techvaristor.pdf
Specifications are subject
to change without notice
5.70–0.40
5.00–0.40
3.00
0.75–0.25
typ.
inductance
max. cont.
working
voltage
max.
non-repetitive
surge current
(8/20 µs)
Type
max. non-repetitive
surge energy
(10/1000 µs)
max. clamping
voltage at spec.
current
(8/20 µs)
nominal voltage
at 1mA (DC)
test current
typ.
capacitance
WT2220ML050A
WT2220ML090A
WT2220ML120A
WT2220ML140A
WT2220ML180A
WT2220ML220A
WT2220ML260A
WT2220ML300A
WT2220ML380A
WT2220ML450A
WT2220ML560A
WT2220ML680A
WT2220ML850A
WT2220ML121A
VM(AC)
(V)
4,0
6,0
9,0
11,0
14,0
17,0
20,0
25,0
30,0
35,0
40,0
50,0
60,0
107,0
VM(DC)
(V)
5,5
9,0
12,0
14,0
18,0
22,0
26,0
30,0
38,0
45,0
56,0
68,0
85,0
120,0
ITM
(A)
1000
1200
1200
1200
1200
1200
1200
1200
1200
1000
1000
800
600
1100
WTM
(J)
1,4
3,6
4,2
5,4
5,8
7,3
7,8
9,5
12,0
7,5
9,0
5,5
6,8
10,0
Vc
(V@A)
15,5 @ 10
25,0 @ 10
30,0 @ 10
33,0 @ 10
38,0 @ 10
44,0 @ 10
54,0 @ 10
65,0 @ 10
77,0 @ 10
90,0 @ 10
110,0 @ 10
135,0 @ 10
165,0 @ 10
230,0 @ 10
VN(DC)min.
(V)
7,1
10,0
14,0
16,0
22,0
24,3
29,5
35,0
42,3
50,0
61,2
74,0
91,0
135,0
VN(DC)max.
(V)
9,8
14,5
18,5
21,0
28,0
30,0
38,0
43,0
51,7
61,0
74,0
90,0
115,0
165,0
1KHz
Ctyp.
(pF)
26000
19200
15930
11300
10200
9550
8380
4200
3540
3350
2240
1900
1100
420
Ltyp.
(nH)
3,0
3,0
3,0
3,0
3,0
3,0
3,0
3,0
3,0
3,0
3,0
3,0
3,0
3,0
Maximum Ratings (125°C)Maximum Ratings (125°C)
Maximum Ratings (125°C)Maximum Ratings (125°C)
Maximum Ratings (125°C) Specifications (25°C)Specifications (25°C)
Specifications (25°C)Specifications (25°C)
Specifications (25°C)
1MHz
Ctyp.
(pF)
22000
16000
13500
9500
8700
8000
7100
3500
3000
2900
1900
1550
930
350
This product is not recommended
for new designs. Please refer to
Littelfuse series MLA.
WebSite Europe Tel: +49 2302 662-107 Americas Tel: +1 404 699-7820 Asia Tel: +852 26 14-1108 China Tel: +86 21 6432 5146
www.wickmanngroup.com E-mail: sales@wickmann.com E-mail: service@wickmannusa.com E-mail: sales@wickmann.com.hk E-mail: sales@wickmann.cn
050915
WT2220ML121A
WT2220ML850A
WT2220ML680A
WT2220ML560A
WT2220ML450A
WT2220ML380A
WT2220ML300A
WT2220ML260A
WT2220ML220A
WT2220ML180A
WT2220ML140A
WT2220ML120A
WT2220ML090A
WT2220ML050A
85,0
22,0 26,0
30,0
38,0
45,0 56,0
68,0
5,5
14,0
9,0 12,0
18,0
120,0 85,0
22,0 26,0
30,0 38,0
45,0 56,0
68,0
5,5
14,0
9,0 12,0
18,0
120,0
V/I CharacteristicsV/I Characteristics
V/I CharacteristicsV/I Characteristics
V/I Characteristics
VV
VV
VARISTORSARISTORS
ARISTORSARISTORS
ARISTORS
TVS 2220 SMDTVS 2220 SMD
TVS 2220 SMDTVS 2220 SMD
TVS 2220 SMD
Maximum Surge Current: WT2220ML050A, WT2220ML450A - WT2220ML560AMaximum Surge Current: WT2220ML050A, WT2220ML450A - WT2220ML560A
Maximum Surge Current: WT2220ML050A, WT2220ML450A - WT2220ML560AMaximum Surge Current: WT2220ML050A, WT2220ML450A - WT2220ML560A
Maximum Surge Current: WT2220ML050A, WT2220ML450A - WT2220ML560A
050915
WebSite Europe Tel: +49 2302 662-107 Americas Tel: +1 404 699-7820 Asia Tel: +852 26 14-1108 China Tel: +86 21 6432 5146
www.wickmanngroup.com E-mail: sales@wickmann.com E-mail: service@wickmannusa.com E-mail: sales@wickmann.com.hk E-mail: sales@wickmann.cn
VV
VV
VARISTORSARISTORS
ARISTORSARISTORS
ARISTORS
TVS 2220 SMDTVS 2220 SMD
TVS 2220 SMDTVS 2220 SMD
TVS 2220 SMD
Maximum Surge Current: WT2220ML680AMaximum Surge Current: WT2220ML680A
Maximum Surge Current: WT2220ML680AMaximum Surge Current: WT2220ML680A
Maximum Surge Current: WT2220ML680A
Maximum Surge Current: WT2220ML090A - WT2220ML380AMaximum Surge Current: WT2220ML090A - WT2220ML380A
Maximum Surge Current: WT2220ML090A - WT2220ML380AMaximum Surge Current: WT2220ML090A - WT2220ML380A
Maximum Surge Current: WT2220ML090A - WT2220ML380A
WebSite Europe Tel: +49 2302 662-107 Americas Tel: +1 404 699-7820 Asia Tel: +852 26 14-1108 China Tel: +86 21 6432 5146
www.wickmanngroup.com E-mail: sales@wickmann.com E-mail: service@wickmannusa.com E-mail: sales@wickmann.com.hk E-mail: sales@wickmann.cn
050915
VV
VV
VARISTORSARISTORS
ARISTORSARISTORS
ARISTORS
TVS 2220 SMDTVS 2220 SMD
TVS 2220 SMDTVS 2220 SMD
TVS 2220 SMD
Maximum Surge Current: WT2220ML850AMaximum Surge Current: WT2220ML850A
Maximum Surge Current: WT2220ML850AMaximum Surge Current: WT2220ML850A
Maximum Surge Current: WT2220ML850A
Maximum Surge Current: WT2220ML121AMaximum Surge Current: WT2220ML121A
Maximum Surge Current: WT2220ML121AMaximum Surge Current: WT2220ML121A
Maximum Surge Current: WT2220ML121A
