Version 4
SHEET 1 880 680
WIRE -432 16 -464 16
WIRE -160 16 -352 16
WIRE -144 16 -160 16
WIRE -128 16 -144 16
WIRE -464 80 -464 16
WIRE -160 80 -160 16
WIRE -464 208 -464 160
WIRE -160 208 -160 160
WIRE -160 208 -464 208
WIRE -464 240 -464 208
FLAG -464 240 0
FLAG -144 16 var1
FLAG -464 16 v0
SYMBOL VOLTAGE -464 64 R0
WINDOW 3 19 99 Left 0
SYMATTR Value 300
SYMATTR InstName V1
SYMATTR SpiceLine Rser=1u
SYMATTR Value2 AC Rser 1u
SYMBOL RES -448 32 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R1
SYMATTR Value 1m
SYMBOL xvaristor_siov_dd -176 64 R0
SYMATTR InstName U1
TEXT -496 -128 Left 0 !.dc v1 -300 300 1
TEXT -504 -352 Left 0 ;VARISTOR SIMULATION WITH (P)SPICE LIBRARY FILE FROM EPCOS\n \nReplace the value S20K115 by any type you want from the library SIOV.LIB .\nTherefore right-mouse-click on the varistor and choose the type you want in\nthe field SpiceModel.
TEXT -136 184 Left 0 ;S20K115: 1mA@180V, 100A@300Vmax  C=1520pF
TEXT -448 -64 Left 0 ;The EPCOS varistor model