Version 4
SHEET 1 968 680
WIRE 144 64 -48 64
WIRE 176 64 144 64
WIRE 272 64 256 64
WIRE 416 64 272 64
WIRE -48 80 -48 64
WIRE 144 128 144 64
WIRE 272 128 272 64
WIRE 416 160 416 64
WIRE -48 176 -48 160
WIRE 368 176 336 176
WIRE -96 256 -112 256
WIRE -16 256 -32 256
WIRE 80 256 64 256
WIRE 528 256 416 256
WIRE 640 256 608 256
WIRE 736 256 640 256
WIRE 848 256 736 256
WIRE 416 272 416 256
WIRE 640 272 640 256
WIRE 736 272 736 256
WIRE 848 272 848 256
WIRE 368 336 336 336
WIRE 416 352 416 336
WIRE 640 352 640 336
WIRE 848 368 848 352
WIRE 368 384 368 336
WIRE 736 384 736 352
WIRE 736 384 368 384
WIRE 208 400 208 384
WIRE 736 400 736 384
WIRE 736 496 736 480
FLAG 208 400 0
FLAG -48 176 0
FLAG -112 256 0
FLAG 416 352 0
FLAG 640 352 0
FLAG 848 368 0
FLAG 736 496 0
FLAG 848 256 OUT
FLAG -48 64 IN
SYMBOL PowerProducts\\LTC3801 208 256 R0
SYMATTR InstName U1
SYMBOL voltage -48 64 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 272 48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 25m
SYMBOL pmos 368 256 M180
WINDOW 0 58 82 Left 2
WINDOW 3 54 34 Left 2
SYMATTR InstName Q1
SYMATTR Value Si4465DY
SYMBOL res 80 240 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 10K
SYMBOL cap -32 240 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 220p
SYMBOL ind 512 272 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 4.7µ
SYMBOL res 720 256 R0
SYMATTR InstName R3
SYMATTR Value 866K
SYMBOL res 720 384 R0
SYMATTR InstName R4
SYMATTR Value 402K
SYMBOL res 832 256 R0
SYMATTR InstName Rload
SYMATTR Value 1
SYMBOL cap 624 272 R0
WINDOW 3 26 58 Left 2
SYMATTR Value 47µ
SYMATTR InstName C2
SYMATTR SpiceLine Rser=50m
SYMBOL schottky 400 336 M180
WINDOW 0 35 56 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value MBRS340
SYMATTR Description Diode
SYMATTR Type diode
TEXT 408 424 Left 2 !.tran 1m startup