WE-VS SMT Varistor. Fast response time. Nickel barrier for leadfree soldering.
SizeDimen­sions3DL
(mm)
W
(mm)
H
(mm)
Fl
(mm)
Mount
0402
0.96 0.48 0.5 0.25 SMT
0603
1.6 0.8 0.8 0.3 SMT
0805
2 1.25 0.9 0.3 SMT
1206
3.2 1.6 1.7 0.5 SMT

Characteristics

  • Fast response time
  • Low leakage current
  • Nickel barrier for leadfree soldering
  • Operating temperature: –40 ºC to +85 ºC

Applications

  • Protection of DC distribution
  • Protection of power supply
  • Protection of bus systems and communication lines
  • Limiting of overvoltages
  • Protection of semiconductors
  • Surge protection in accordance with EN 61000-4-5
  • ESD protection in accordance with EN 61000-4-2

Products

All
0402
0603
0805
1206
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Data­sheet
Simu­lation
Downloads
Status
VRMS(V)
VDC(V)
VBR min.(V)
IPeak(A)
Wmax(J)
VClamp(V)
Test Condition VClamp
Design Kit
Samples
82536259
2.5 V, 3.3 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage2.5 V
DC Operating Voltage3.3 V
(Reverse) Peak Pulse Current30 A
Energy Absorption0.1 J
Clamping Voltage13 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82537040
4 V, 5.5 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage4 V
DC Operating Voltage5.5 V
(Reverse) Peak Pulse Current20 A
Energy Absorption0.04 J
Clamping Voltage21 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82536040
4 V, 5.5 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage4 V
DC Operating Voltage5.5 V
(Reverse) Peak Pulse Current20 A
Energy Absorption0.1 J
Clamping Voltage21 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82550040
4 V, 5.5 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage4 V
DC Operating Voltage5.5 V
(Reverse) Peak Pulse Current80 A
Energy Absorption0.1 J
Clamping Voltage22 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82531040
4 V, 5.5 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage4 V
DC Operating Voltage5.5 V
(Reverse) Peak Pulse Current150 A
Energy Absorption0.3 J
Clamping Voltage25 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82557060
6 V, 9 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage6 V
DC Operating Voltage9 V
(Reverse) Peak Pulse Current20 A
Energy Absorption0.05 J
Clamping Voltage32 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82556060
6 V, 9 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage6 V
DC Operating Voltage9 V
(Reverse) Peak Pulse Current20 A
Energy Absorption0.05 J
Clamping Voltage32 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82536070
6 V, 9 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage6 V
DC Operating Voltage9 V
(Reverse) Peak Pulse Current30 A
Energy Absorption0.1 J
Clamping Voltage30 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82550060
6 V, 9 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage6 V
DC Operating Voltage9 V
(Reverse) Peak Pulse Current80 A
Energy Absorption0.2 J
Clamping Voltage30 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82537070
8 V, 11 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage8 V
DC Operating Voltage11 V
(Reverse) Peak Pulse Current20 A
Energy Absorption0.05 J
Clamping Voltage35 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82550080
8 V, 11 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage8 V
DC Operating Voltage11 V
(Reverse) Peak Pulse Current100 A
Energy Absorption0.3 J
Clamping Voltage45 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82537110
11 V, 14 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage11 V
DC Operating Voltage14 V
(Reverse) Peak Pulse Current10 A
Energy Absorption0.02 J
Clamping Voltage44 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82536110
11 V, 14 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage11 V
DC Operating Voltage14 V
(Reverse) Peak Pulse Current30 A
Energy Absorption0.1 J
Clamping Voltage38 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82550110
11 V, 14 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage11 V
DC Operating Voltage14 V
(Reverse) Peak Pulse Current100 A
Energy Absorption0.1 J
Clamping Voltage38 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82541110
11 V, 14 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage11 V
DC Operating Voltage14 V
(Reverse) Peak Pulse Current200 A
Energy Absorption0.5 J
Clamping Voltage36 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82557140
14 V, 18 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage14 V
DC Operating Voltage18 V
(Reverse) Peak Pulse Current20 A
Energy Absorption0.05 J
Clamping Voltage40 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82556140
14 V, 18 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage14 V
DC Operating Voltage18 V
(Reverse) Peak Pulse Current30 A
Energy Absorption0.2 J
Clamping Voltage40 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82536140
14 V, 18 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage14 V
DC Operating Voltage18 V
(Reverse) Peak Pulse Current30 A
Energy Absorption0.2 J
Clamping Voltage45 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82550140
14 V, 18 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage14 V
DC Operating Voltage18 V
(Reverse) Peak Pulse Current120 A
Energy Absorption0.3 J
Clamping Voltage44 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82551140
14 V, 16 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage14 V
DC Operating Voltage16 V
(Reverse) Peak Pulse Current150 A
Energy Absorption0.4 J
Clamping Voltage35 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82531140
14 V, 16 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage14 V
DC Operating Voltage16 V
(Reverse) Peak Pulse Current150 A
Energy Absorption0.4 J
Clamping Voltage35 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82541140
14 V, 16 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage14 V
DC Operating Voltage16 V
(Reverse) Peak Pulse Current200 A
Energy Absorption0.6 J
Clamping Voltage35 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82556170
17 V, 22 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage17 V
DC Operating Voltage22 V
(Reverse) Peak Pulse Current30 A
Energy Absorption0.2 J
Clamping Voltage54 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82551170
17 V, 22 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage17 V
DC Operating Voltage22 V
(Reverse) Peak Pulse Current200 A
Energy Absorption0.3 J
Clamping Voltage48 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82556200
20 V, 26 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage20 V
DC Operating Voltage26 V
(Reverse) Peak Pulse Current30 A
Energy Absorption0.1 J
Clamping Voltage67 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82550200
20 V, 26 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage20 V
DC Operating Voltage26 V
(Reverse) Peak Pulse Current100 A
Energy Absorption0.4 J
Clamping Voltage54 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82551200
20 V, 26 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage20 V
DC Operating Voltage26 V
(Reverse) Peak Pulse Current100 A
Energy Absorption0.5 J
Clamping Voltage54 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82541200
20 V, 26 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage20 V
DC Operating Voltage26 V
(Reverse) Peak Pulse Current200 A
Energy Absorption0.7 J
Clamping Voltage60 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82556250
25 V, 30 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage25 V
DC Operating Voltage30 V
(Reverse) Peak Pulse Current30 A
Energy Absorption0.2 J
Clamping Voltage71 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82550250
25 V, 30 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage25 V
DC Operating Voltage30 V
(Reverse) Peak Pulse Current100 A
Energy Absorption0.3 J
Clamping Voltage71 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82551250
25 V, 30 V, 39 V
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage25 V
DC Operating Voltage30 V
(Reverse) Breakdown Voltage [min.]39 V
(Reverse) Peak Pulse Current100 A
Energy Absorption0.6 J
Clamping Voltage65 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82541250
25 V, 30 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage25 V
DC Operating Voltage30 V
(Reverse) Peak Pulse Current200 A
Energy Absorption1 J
Clamping Voltage72 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82556300
30 V, 38 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage30 V
DC Operating Voltage38 V
(Reverse) Peak Pulse Current30 A
Energy Absorption0.1 J
Clamping Voltage77 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82550300
30 V, 38 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage30 V
DC Operating Voltage38 V
(Reverse) Peak Pulse Current100 A
Energy Absorption0.3 J
Clamping Voltage81 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82551300
30 V, 38 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage30 V
DC Operating Voltage38 V
(Reverse) Peak Pulse Current100 A
Energy Absorption0.7 J
Clamping Voltage77 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82541300
30 V, 38 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage30 V
DC Operating Voltage38 V
(Reverse) Peak Pulse Current200 A
Energy Absorption1.1 J
Clamping Voltage85 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82550350
35 V, 45 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage35 V
DC Operating Voltage45 V
(Reverse) Peak Pulse Current80 A
Energy Absorption0.1 J
Clamping Voltage90 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82541350
35 V, 45 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage35 V
DC Operating Voltage45 V
(Reverse) Peak Pulse Current200 A
Energy Absorption1.1 J
Clamping Voltage108 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82531400
40 V, 56 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage40 V
DC Operating Voltage56 V
(Reverse) Peak Pulse Current200 A
Energy Absorption1 J
Clamping Voltage110 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82551500
50 V, 65 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage50 V
DC Operating Voltage65 V
(Reverse) Peak Pulse Current100 A
Energy Absorption0.5 J
Clamping Voltage135 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit
82551600
60 V, 85 V, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
AC Operating Voltage60 V
DC Operating Voltage85 V
(Reverse) Peak Pulse Current100 A
Energy Absorption0.7 J
Clamping Voltage104 V
Clamping Voltage1.0 A @ 8/20 µs 
Design Kit

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Comments

  • Varistors do not have an endless lifetime. Also a well dimensioned varistor may fail due to enormous overload. This will result in heating, smoke emission and/or displosion of varistor itself. Therefore we recommend to place varistors separate within a box on PCB.Furthermore a fuse should be used in the varistor’s current path, which trips when varistor is destroyed. This fuse avoids secondary currents and therewith caused damages.
  • >

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