Version 4
SHEET 1 1752 680
WIRE 176 -192 144 -192
WIRE 704 -192 704 -208
WIRE 64 -128 64 -192
WIRE 80 -128 64 -128
WIRE 176 -128 176 -192
WIRE 176 -128 128 -128
WIRE 176 -112 176 -128
WIRE 64 -80 0 -80
WIRE 304 -80 144 -80
WIRE 480 -80 384 -80
WIRE 592 -80 480 -80
WIRE 656 -80 592 -80
WIRE 784 -80 720 -80
WIRE 928 -80 784 -80
WIRE 592 32 592 -80
WIRE 928 32 928 -80
WIRE 480 48 480 -80
WIRE 784 48 784 -80
WIRE 0 144 0 -80
WIRE 0 256 0 224
WIRE 112 256 0 256
WIRE 480 256 480 112
WIRE 480 256 112 256
WIRE 592 256 592 112
WIRE 592 256 480 256
WIRE 784 256 784 112
WIRE 784 256 592 256
WIRE 928 256 928 112
WIRE 928 256 784 256
WIRE 112 272 112 256
FLAG 112 272 0
FLAG 176 -112 0
FLAG 704 -192 0
SYMBOL Misc\\battery 0 128 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 24
SYMBOL sw 160 -80 R90
SYMATTR InstName S1
SYMATTR SpiceModel relaysw
SYMATTR Value ""
SYMBOL Misc\\signal 48 -192 R270
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
WINDOW 3 130 -68 VRight 0
SYMATTR Value PULSE(0 25 0.001 100n 100n 33.4u 135u)
SYMATTR InstName V2
SYMBOL cap 464 48 R0
SYMATTR InstName C1
SYMATTR Value 1µ
SYMATTR SpiceLine Rser=0.05
SYMBOL ind 576 16 R0
SYMATTR InstName L1
SYMATTR Value 1.2m
SYMATTR SpiceLine Rser=0.04
SYMBOL ind 288 -64 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 5 56 VBottom 0
SYMATTR InstName L2
SYMATTR Value 100µ
SYMATTR SpiceLine Rser=0.04
SYMBOL cap 768 48 R0
SYMATTR InstName C2
SYMATTR Value 100µ
SYMATTR SpiceLine Rser=0.05
SYMBOL res 912 16 R0
SYMATTR InstName RLOAD
SYMATTR Value 60
SYMBOL diode 720 -96 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D1
SYMBOL powcalc 704 -336 R0
SYMATTR InstName U1
TEXT 24 336 Left 0 !.tran 0 50m 1u 100n steady startup
TEXT -24 -280 Left 0 !.model RELAYSW SW(Ron=5 Roff=1G Vt=22 Vh=.4)