Version 4.1
SHEET 1 948 1128
WIRE -336 -176 -368 -176
WIRE -208 -176 -272 -176
WIRE -160 -176 -208 -176
WIRE -32 -176 -96 -176
WIRE 160 -128 160 -224
WIRE -208 -48 -208 -176
WIRE 112 -48 16 -48
WIRE -1232 -32 -1376 -32
WIRE -1168 -32 -1232 -32
WIRE -1376 0 -1376 -32
WIRE -1232 0 -1232 -32
WIRE -368 16 -368 -176
WIRE -368 16 -432 16
WIRE -336 16 -368 16
WIRE 16 16 16 -48
WIRE 16 16 -80 16
WIRE -368 96 -368 16
WIRE -336 96 -368 96
WIRE -32 96 -32 -176
WIRE -32 96 -80 96
WIRE 160 96 160 -32
WIRE 160 96 -32 96
WIRE 240 96 160 96
WIRE 384 96 320 96
WIRE 544 96 384 96
WIRE 384 128 384 96
WIRE -1376 144 -1376 80
WIRE -1232 144 -1232 64
WIRE -1232 144 -1376 144
WIRE -1376 176 -1376 144
WIRE -336 176 -432 176
WIRE 16 176 -80 176
WIRE 384 224 384 192
WIRE 160 240 160 96
WIRE -208 256 -208 240
WIRE 16 320 16 176
WIRE 112 320 16 320
WIRE 160 352 160 336
WIRE 544 480 544 96
WIRE 880 480 544 480
WIRE -336 560 -368 560
WIRE -208 560 -272 560
WIRE -160 560 -208 560
WIRE -32 560 -96 560
WIRE 880 560 880 480
WIRE 160 608 160 512
WIRE 880 656 880 640
WIRE -208 688 -208 560
WIRE 112 688 16 688
WIRE -368 752 -368 560
WIRE -368 752 -432 752
WIRE -336 752 -368 752
WIRE 16 752 16 688
WIRE 16 752 -80 752
WIRE -368 832 -368 752
WIRE -336 832 -368 832
WIRE -32 832 -32 560
WIRE -32 832 -80 832
WIRE 160 832 160 704
WIRE 160 832 -32 832
WIRE 240 832 160 832
WIRE 384 832 320 832
WIRE 544 832 544 480
WIRE 544 832 384 832
WIRE 384 864 384 832
WIRE -336 912 -432 912
WIRE 16 912 -80 912
WIRE 384 960 384 928
WIRE 160 976 160 832
WIRE -208 992 -208 976
WIRE 16 1056 16 912
WIRE 112 1056 16 1056
WIRE 160 1088 160 1072
FLAG 160 352 0
FLAG 384 224 0
FLAG -432 16 vcc
FLAG -208 256 0
FLAG 160 -224 vbus
FLAG -432 176 pwm1
FLAG 160 1088 0
FLAG 384 960 0
FLAG 160 512 vbus
FLAG 880 656 0
FLAG -1376 176 0
FLAG -1168 -32 vbus
FLAG -1376 288 vcc
FLAG -1376 368 0
FLAG -1376 608 0
FLAG -1376 848 0
FLAG -1376 528 pwm1
FLAG -1376 768 pwm2
FLAG -432 752 vcc
FLAG -208 992 0
FLAG -432 912 pwm2
FLAG 880 480 out
SYMBOL ind 224 112 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value {L}
SYMATTR SpiceLine Rser=10m
SYMBOL cap 368 128 R0
SYMATTR InstName C1
SYMATTR Value {C}
SYMATTR SpiceLine Rser=5m
SYMBOL nmos 112 -128 R0
SYMATTR InstName M1
SYMATTR Value AONP36336_Q1
SYMBOL nmos 112 240 R0
SYMATTR InstName M2
SYMATTR Value AONP36336_Q2
SYMBOL cap -96 -192 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 100n
SYMBOL diode -336 -160 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value 1N5819
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL ind 224 848 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value {L}
SYMATTR SpiceLine Rser=10m
SYMBOL cap 368 864 R0
SYMATTR InstName C3
SYMATTR Value {C}
SYMATTR SpiceLine Rser=5m
SYMBOL nmos 112 608 R0
SYMATTR InstName M3
SYMATTR Value AONP36336_Q1
SYMBOL nmos 112 976 R0
SYMATTR InstName M4
SYMATTR Value AONP36336_Q2
SYMBOL res 864 544 R0
SYMATTR InstName R1
SYMATTR Value 100
SYMBOL voltage -1376 -16 R0
WINDOW 123 0 0 Left 0
WINDOW 39 24 124 Left 2
SYMATTR InstName V1
SYMATTR Value 28
SYMATTR SpiceLine Rser=1m
SYMBOL cap -1248 0 R0
SYMATTR InstName C5
SYMATTR Value 10000µ
SYMBOL voltage -1376 272 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL voltage -1376 512 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value PULSE(0 5 0 10n 10n {ton} {tsw} 1k)
SYMBOL voltage -1376 752 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V4
SYMATTR Value PULSE(0 5 {td} 10n 10n {ton} {tsw} 1k)
SYMBOL PowerProducts\\LTC4442 -208 96 R0
SYMATTR InstName U3
SYMBOL cap -96 544 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 100n
SYMBOL diode -336 576 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D2
SYMATTR Value 1N5819
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL PowerProducts\\LTC4442 -208 832 R0
SYMATTR InstName U1
TEXT -1528 -264 Left 2 !.param fsw=1000k
TEXT -1528 -328 Left 2 !.param L=1u C=22u
TEXT -1296 -264 Left 2 !.param tsw=1/{fsw}
TEXT -1528 -232 Left 2 !.param d=0.32
TEXT -1296 -232 Left 2 !.param ton={tsw}*{d}
TEXT -1528 1112 Left 2 !.tran 1m
TEXT -1528 -296 Left 2 !.param trf=10n
TEXT -1528 -200 Left 2 !.param td={tsw}/2