Version 4
SHEET 1 880 744
WIRE -160 16 -400 16
WIRE -32 16 -160 16
WIRE -400 80 -400 16
WIRE -400 80 -576 80
WIRE -160 112 -160 16
WIRE 128 128 96 128
WIRE 240 128 192 128
WIRE 256 128 240 128
WIRE 352 128 336 128
WIRE 400 128 352 128
WIRE 448 128 400 128
WIRE -224 144 -288 144
WIRE -224 192 -224 144
WIRE -208 192 -224 192
WIRE -288 208 -288 144
WIRE -160 208 -224 208
WIRE 160 208 144 208
WIRE 240 208 240 128
WIRE 240 208 224 208
WIRE 448 208 448 128
WIRE -400 224 -400 80
WIRE -400 224 -464 224
WIRE 352 224 352 128
WIRE -160 256 -160 208
WIRE -80 256 -160 256
WIRE 0 256 -80 256
WIRE 48 256 0 256
WIRE 96 256 96 128
WIRE -576 272 -576 80
WIRE -464 272 -464 224
WIRE -400 272 -400 224
WIRE -224 288 -224 208
WIRE -224 288 -288 288
WIRE -224 352 -288 352
WIRE -32 368 -32 80
WIRE -32 368 -160 368
WIRE 16 368 -32 368
WIRE 48 368 48 336
WIRE 48 368 16 368
WIRE 96 368 96 336
WIRE 144 368 144 208
WIRE 144 368 96 368
WIRE 352 368 352 288
WIRE 352 368 144 368
WIRE 448 368 448 288
WIRE 448 368 352 368
WIRE -464 384 -464 336
WIRE -400 384 -400 336
WIRE -400 384 -464 384
WIRE -288 384 -288 352
WIRE -80 384 -80 256
WIRE -160 400 -160 368
WIRE 448 432 448 368
WIRE -224 480 -224 352
WIRE -208 480 -224 480
WIRE -576 528 -576 352
WIRE -400 528 -400 384
WIRE -400 528 -576 528
WIRE -320 528 -400 528
WIRE -288 528 -288 464
WIRE -288 528 -320 528
WIRE -256 528 -288 528
WIRE -160 528 -160 496
WIRE -160 528 -176 528
WIRE -80 528 -80 448
WIRE -80 528 -160 528
WIRE -320 608 -320 528
FLAG -320 608 0
FLAG 448 432 0
FLAG 400 128 out
FLAG 0 256 p1
FLAG 16 368 p2
SYMBOL ind2 32 240 R0
WINDOW 0 -21 38 Left 2
WINDOW 3 -49 83 Left 2
SYMATTR InstName L1
SYMATTR Value 40µ
SYMATTR Type ind
SYMATTR SpiceLine Rser=10u
SYMBOL ind2 112 240 M0
WINDOW 0 -26 34 Left 2
WINDOW 3 -63 82 Left 2
SYMATTR InstName L2
SYMATTR Value 6400µ
SYMATTR Type ind
SYMATTR SpiceLine Rser=200u
SYMBOL nmos -208 400 R0
SYMATTR InstName M1
SYMATTR Value IPB042N10N3
SYMBOL voltage -576 256 R0
WINDOW 123 0 0 Left 2
WINDOW 39 -24 159 Left 2
SYMATTR SpiceLine Rser=50m
SYMATTR InstName V1
SYMATTR Value 48
SYMBOL polcap 336 224 R0
WINDOW 3 24 64 Left 2
SYMATTR Value 10µ
SYMATTR InstName C1
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=100 Irms=385m Rser=0.18 Lser=0
SYMBOL res 432 192 R0
SYMATTR InstName R1
SYMATTR Value 1000
SYMBOL voltage -288 368 R0
WINDOW 123 0 0 Left 2
WINDOW 39 -34 102 Left 2
WINDOW 3 -399 213 Left 2
SYMATTR SpiceLine Rser=1
SYMATTR Value PULSE(0 10 0 10n 10n 20u 80u 1000)
SYMATTR InstName V2
SYMBOL nmos -208 112 R0
SYMATTR InstName M3
SYMATTR Value IPI023NE7N3
SYMBOL voltage -288 192 R0
WINDOW 123 0 0 Left 2
WINDOW 39 -34 116 Left 2
WINDOW 3 -390 357 Left 2
SYMATTR SpiceLine Rser=1
SYMATTR Value PULSE(0 10 0 10n 10n 20u 80u 1000)
SYMATTR InstName V4
SYMBOL polcap -416 272 R0
WINDOW 3 24 64 Left 2
SYMATTR Value 1000µ
SYMATTR InstName C2
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=63 Irms=185m Rser=50m Lser=0
SYMBOL cap -480 272 R0
SYMATTR InstName C4
SYMATTR Value 1µ
SYMATTR SpiceLine Rser=50m
SYMBOL res -272 544 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R3
SYMATTR Value 10m
SYMBOL diode 128 112 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D1
SYMATTR Value MUR460
SYMBOL diode 160 192 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D2
SYMATTR Value MUR460
SYMBOL ind 240 144 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L3
SYMATTR Value 5m
SYMATTR SpiceLine Rser=20m
SYMBOL schottky -48 80 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D3
SYMATTR Value MBRB2545CT
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL schottky -96 448 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D4
SYMATTR Value MBRB2545CT
SYMATTR Description Diode
SYMATTR Type diode
TEXT 0 392 Left 2 !K1 L1 L2 0.995
TEXT -624 488 Left 2 !.tran 200m startup
TEXT -16 416 Left 2 ;Primary 10 turns, secondary 180 turns