Version 4
SHEET 1 896 680
WIRE -96 -400 -208 -400
WIRE 0 -400 -96 -400
WIRE -208 -368 -208 -400
WIRE -96 -352 -96 -400
WIRE 0 -304 0 -400
WIRE -208 -272 -208 -288
WIRE 240 -256 240 -288
WIRE 368 -256 240 -256
WIRE 240 -240 240 -256
WIRE 368 -240 368 -256
WIRE 0 -208 0 -224
WIRE 0 -208 -96 -208
WIRE -96 -192 -96 -208
WIRE 0 -128 -96 -128
WIRE 240 -128 240 -176
WIRE 368 -128 368 -176
WIRE 0 -112 0 -128
WIRE -176 -64 -208 -64
WIRE -64 -64 -96 -64
WIRE 160 -32 160 -288
WIRE 320 -32 160 -32
WIRE 448 -32 320 -32
WIRE 528 -32 448 -32
WIRE 528 -16 528 -32
WIRE 160 16 160 -32
WIRE 240 16 240 -48
WIRE 240 16 208 16
WIRE 320 16 320 -32
WIRE 368 16 368 -48
WIRE -208 32 -208 16
WIRE 0 32 0 -16
WIRE 448 64 448 -32
WIRE 528 96 528 64
WIRE -48 112 -208 112
WIRE 160 112 160 80
WIRE 160 112 32 112
WIRE 256 112 240 112
WIRE 320 112 320 80
WIRE 320 192 320 112
WIRE 320 192 -208 192
WIRE 160 240 160 112
WIRE 320 240 320 192
WIRE 448 304 448 128
WIRE 528 304 528 176
FLAG 160 304 0
FLAG 528 304 0
FLAG 320 304 0
FLAG 0 32 0
FLAG -208 -272 0
FLAG -208 32 0
FLAG -96 -288 0
FLAG 448 304 0
SYMBOL voltage -208 96 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value SINE(0 310 50)
SYMBOL diode 336 304 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value MUR460
SYMBOL diode 176 304 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value MUR460
SYMBOL Misc\\SCR 336 80 R180
SYMATTR InstName U2
SYMATTR Value TYN812
SYMBOL Misc\\SCR 176 80 R180
SYMATTR InstName U1
SYMATTR Value TYN812
SYMBOL ind 512 80 R0
SYMATTR InstName L1
SYMATTR Value 50m
SYMBOL ind 48 96 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName L2
SYMATTR Value 100µ
SYMBOL res 256 96 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 100
SYMBOL cap 320 96 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 100n
SYMBOL ind2 144 -272 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L3
SYMATTR Value 4m
SYMATTR Type ind
SYMBOL res 224 -144 R0
SYMATTR InstName R3
SYMATTR Value 10
SYMBOL res 352 -144 R0
SYMATTR InstName R4
SYMATTR Value 10
SYMBOL ind2 -16 -112 M180
WINDOW 0 36 80 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName L4
SYMATTR Value 4m
SYMATTR Type ind
SYMBOL npn -64 -112 R0
SYMATTR InstName Q1
SYMATTR Value BC337-25
SYMBOL res -80 -80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 1k
SYMBOL res -16 -320 R0
SYMATTR InstName R6
SYMATTR Value 27
SYMBOL TVSdiode -112 -192 R0
SYMATTR InstName D4
SYMATTR Value SMBJ24CA
SYMBOL voltage -208 -80 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 3 24 96 Invisible 2
SYMATTR Value PULSE(0 5 8m 100n 100n 10µ 10m)
SYMATTR InstName V2
SYMBOL voltage -208 -384 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value 5
SYMBOL diode 224 -240 R0
SYMATTR InstName D5
SYMATTR Value ES1D
SYMBOL diode 352 -240 R0
SYMATTR InstName D6
SYMATTR Value ES1D
SYMBOL res 512 -32 R0
SYMATTR InstName R1
SYMATTR Value 25
SYMBOL cap -112 -352 R0
SYMATTR InstName C2
SYMATTR Value 10µ
SYMBOL diode 464 128 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D3
SYMATTR Value MUR460
TEXT -136 360 Left 2 !.include standard_sensitive_scr_pspice.lib
TEXT -136 392 Left 2 !.tran 0 100m 0 10u
TEXT 112 -368 Left 2 !K1 L3 L4 0.999