Version 4
SHEET 1 1176 680
WIRE -512 -64 -512 -224
WIRE -512 64 -512 16
WIRE -496 304 -496 272
WIRE -496 448 -496 384
WIRE -80 -224 -512 -224
WIRE -80 -224 -80 -320
WIRE -80 -64 -80 -224
WIRE -80 16 -80 -64
WIRE -80 272 -496 272
WIRE -80 272 -80 192
WIRE -80 416 -80 272
WIRE -80 512 -80 416
WIRE -32 -320 -80 -320
WIRE -32 -224 -80 -224
WIRE -32 -64 -80 -64
WIRE -32 16 -80 16
WIRE -32 192 -80 192
WIRE -32 272 -80 272
WIRE -32 416 -80 416
WIRE -32 512 -80 512
WIRE 96 -320 48 -320
WIRE 96 -224 32 -224
WIRE 96 -224 96 -320
WIRE 96 -64 32 -64
WIRE 96 16 48 16
WIRE 96 16 96 -64
WIRE 96 192 48 192
WIRE 96 272 32 272
WIRE 96 272 96 192
WIRE 96 416 32 416
WIRE 96 512 48 512
WIRE 96 512 96 416
WIRE 144 -64 96 -64
WIRE 144 272 96 272
WIRE 192 -144 192 -288
WIRE 192 64 -512 64
WIRE 192 64 192 -48
WIRE 192 192 192 64
WIRE 192 352 192 288
WIRE 288 352 192 352
WIRE 288 400 288 352
WIRE 304 -224 96 -224
WIRE 304 -64 304 -224
WIRE 320 512 96 512
WIRE 320 512 320 272
WIRE 336 -64 304 -64
WIRE 336 272 320 272
WIRE 384 -288 192 -288
WIRE 384 -144 384 -288
WIRE 384 64 192 64
WIRE 384 64 384 -48
WIRE 384 192 384 64
WIRE 384 352 288 352
WIRE 384 352 384 288
WIRE 656 -288 384 -288
WIRE 656 -176 656 -288
WIRE 656 -32 656 -96
WIRE 656 64 384 64
WIRE 656 64 656 48
WIRE 992 -288 656 -288
WIRE 992 0 992 -288
WIRE 992 352 384 352
WIRE 992 352 992 80
WIRE 1088 -288 992 -288
WIRE 1088 -176 1088 -224
FLAG 288 400 0
FLAG 1088 -176 0
FLAG -496 448 0
SYMBOL nmos 144 192 R0
SYMATTR InstName M1
SYMATTR Value IRF7822
SYMBOL nmos 336 192 R0
SYMATTR InstName M2
SYMATTR Value IRF7822
SYMBOL nmos 144 -144 R0
SYMATTR InstName M3
SYMATTR Value IRF7822
SYMBOL nmos 336 -144 R0
SYMATTR InstName M4
SYMATTR Value IRF7822
SYMBOL ind 640 -48 R0
SYMATTR InstName L1
SYMATTR Value 1mH
SYMBOL voltage 992 -16 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 24
SYMBOL voltage -512 -80 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value PULSE(0 12 0 0.1us 0.1us 32us 64us)
SYMBOL voltage -496 288 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value PULSE(0 12 32.5us 0.1us 0.1us 31us 64us)
SYMBOL schottky 32 256 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D1
SYMATTR Value BAT54
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky 32 400 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D2
SYMATTR Value BAT54
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky 32 -240 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D3
SYMATTR Value BAT54
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky 32 -80 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D4
SYMATTR Value BAT54
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 64 -336 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R1
SYMATTR Value 20
SYMBOL res 64 0 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R2
SYMATTR Value 20
SYMBOL res 64 176 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R3
SYMATTR Value 20
SYMBOL res 64 496 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R4
SYMATTR Value 20
SYMBOL res 672 -80 R180
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R5
SYMATTR Value 0.1
SYMBOL polcap 1072 -288 R0
WINDOW 3 24 64 Left 0
SYMATTR InstName C1
SYMATTR Value 1200µ
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=63 Irms=2.51 Rser=0.025 MTBF=5000 Lser=0 mfg="Nichicon" pn="UPL1J122MRH" type="Al electrolytic" ppPkg=1
TEXT -546 562 Left 0 !.tran 0 700us 640us