Version 4
SHEET 1 2312 980
WIRE -64 -32 -272 -32
WIRE 240 -32 -64 -32
WIRE 608 -32 240 -32
WIRE -272 -16 -272 -32
WIRE 112 -16 -80 -16
WIRE 432 -16 112 -16
WIRE 432 0 432 -16
WIRE 608 0 608 -32
WIRE 112 16 112 -16
WIRE 240 16 240 -32
WIRE -272 80 -272 64
WIRE -144 80 -160 80
WIRE -80 80 -80 -16
WIRE -48 80 -80 80
WIRE 560 80 400 80
WIRE 432 176 432 64
WIRE 432 176 400 176
WIRE 480 176 432 176
WIRE 608 176 608 96
WIRE 608 176 544 176
WIRE 608 272 608 176
WIRE 608 272 400 272
WIRE 768 272 608 272
WIRE 784 272 768 272
WIRE 880 272 864 272
WIRE 912 272 880 272
WIRE 1008 272 912 272
WIRE 1136 272 1008 272
WIRE 608 288 608 272
WIRE 1008 288 1008 272
WIRE 1136 288 1136 272
WIRE 912 336 912 272
WIRE -64 368 -64 -32
WIRE -48 368 -64 368
WIRE 560 368 400 368
WIRE 1008 384 1008 352
WIRE 1136 384 1136 368
WIRE 608 400 608 384
WIRE -64 464 -64 368
WIRE -48 464 -64 464
WIRE 912 464 912 416
WIRE 912 464 400 464
WIRE 912 480 912 464
WIRE -80 560 -80 80
WIRE -48 560 -80 560
WIRE 448 560 400 560
WIRE 592 560 448 560
WIRE 768 560 768 272
WIRE 768 560 672 560
WIRE 448 576 448 560
WIRE 912 576 912 560
WIRE -144 656 -176 656
WIRE -48 656 -64 656
WIRE 448 656 448 640
WIRE 448 656 400 656
WIRE 880 656 880 272
WIRE 880 656 448 656
WIRE -144 752 -176 752
WIRE -48 752 -80 752
WIRE 432 752 400 752
WIRE 432 768 432 752
WIRE -144 848 -176 848
WIRE -48 848 -80 848
WIRE 432 848 432 832
WIRE 432 848 400 848
WIRE 112 928 112 912
WIRE 240 928 240 912
FLAG 608 400 0
FLAG 1008 384 0
FLAG 1136 384 0
FLAG 912 576 0
FLAG 1136 272 OUT
FLAG -160 80 0
FLAG -176 848 0
FLAG -176 752 0
FLAG -272 80 0
FLAG -272 -32 IN
FLAG -176 656 0
FLAG 112 928 0
FLAG 240 928 0
SYMBOL nmos 560 0 R0
SYMATTR InstName Q1
SYMATTR Value STD30NF06L
SYMBOL ind 768 288 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value .36µ
SYMATTR SpiceLine Rser=1.4m
SYMBOL polcap 992 288 R0
WINDOW 3 37 33 Left 2
WINDOW 123 28 64 Left 2
WINDOW 0 28 3 Left 2
SYMATTR Value 470µ
SYMATTR Value2 x2
SYMATTR InstName C1
SYMATTR SpiceLine V=6.3 Irms=4 Rser=0.01 Lser=0 mfg="KEMET" pn="T520Y477M006ATE010" type="Tantalum"
SYMATTR Description Capacitor
SYMATTR Type cap
SYMBOL res 896 320 R0
SYMATTR InstName R1
SYMATTR Value 20K
SYMBOL res 896 464 R0
SYMATTR InstName R2
SYMATTR Value 40.2K
SYMBOL cap 480 192 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C2
SYMATTR Value .1µ
SYMBOL cap -80 64 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 4.7µ
SYMBOL cap -80 832 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 65 103 VTop 2
SYMATTR InstName C4
SYMATTR Value 1000p
SYMATTR SpiceLine Rser=12.1K Cpar=100p
SYMBOL cap -80 736 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value .001µ
SYMBOL voltage -272 -32 R0
WINDOW 3 20 93 Left 2
SYMATTR Value 3
SYMATTR InstName V1
SYMBOL schottky 416 0 R0
WINDOW 3 22 63 Left 2
SYMATTR Value CMDSH2-3
SYMATTR InstName D1
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL nmos 560 288 R0
SYMATTR InstName Q2
SYMATTR Value STD30NF06L
SYMBOL res 688 544 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 2.1K
SYMBOL cap 432 576 R0
WINDOW 39 24 85 Left 2
SYMATTR Value .1µ
SYMATTR InstName C7
SYMBOL res 1120 272 R0
SYMATTR InstName Rload
SYMATTR Value 60m
SYMBOL PowerProducts\\LTC3852 176 464 R0
SYMATTR InstName U1
SYMBOL res -48 640 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 95.3K
SYMBOL cap 416 768 R0
SYMATTR InstName C8
SYMATTR Value 2.2µ
TEXT 760 776 Left 2 !.tran 1.5m startup