Version 4 SHEET 1 968 680 WIRE 16 192 16 320 WIRE 16 320 128 320 WIRE 128 320 128 272 WIRE 128 192 128 176 WIRE 128 64 128 16 WIRE 128 16 208 16 WIRE 16 16 16 128 WIRE 128 320 208 320 WIRE 128 16 16 16 WIRE 128 176 128 144 FLAG 208 16 1 IOPIN 208 16 In FLAG 208 320 2 IOPIN 208 320 In FLAG 128 176 3 SYMBOL bi 128 192 R0 SYMATTR InstName B1 SYMATTR Value I=1.3e-15*(exp(abs(V(3,2))/22)-1)*sgn(V(3,2)) SYMBOL res 112 48 R0 SYMATTR InstName R1 SYMATTR Value 55m SYMBOL cap 0 128 R0 SYMATTR InstName C1 SYMATTR Value 750p TEXT 416 72 Center 0 ;V320LA40B varistor model\nby analog@ieee.org TEXT 424 208 Center 0 ;Note the use of abs and sgn functions \nto achieve bidirectional current flow