Version 4
SHEET 1 1404 864
WIRE 608 -368 144 -368
WIRE 800 -352 160 -352
WIRE 976 -352 800 -352
WIRE 1104 -352 976 -352
WIRE 1216 -352 1104 -352
WIRE 1104 -336 1104 -352
WIRE 1216 -336 1216 -352
WIRE 976 -320 976 -352
WIRE 608 -288 608 -368
WIRE 144 -272 144 -368
WIRE 144 -272 128 -272
WIRE 176 -272 144 -272
WIRE 560 -272 544 -272
WIRE 800 -256 800 -352
WIRE 976 -240 976 -256
WIRE 1216 -240 1216 -256
WIRE 1104 -224 1104 -256
WIRE 1104 -224 1072 -224
WIRE 1104 -208 1104 -224
WIRE 160 -176 160 -352
WIRE 176 -176 160 -176
WIRE 752 -176 544 -176
WIRE 1104 -112 1104 -128
WIRE 608 -80 608 -224
WIRE 608 -80 544 -80
WIRE 608 -64 608 -80
WIRE 176 16 144 16
WIRE 608 16 608 0
WIRE 608 16 544 16
WIRE 800 16 800 -160
WIRE 800 16 608 16
WIRE 816 16 800 16
WIRE 928 16 896 16
WIRE 944 16 928 16
WIRE 1040 16 1024 16
WIRE 1136 16 1040 16
WIRE 800 32 800 16
WIRE 1136 32 1136 16
WIRE 176 112 144 112
WIRE 752 112 544 112
WIRE 1136 128 1136 112
WIRE 800 144 800 128
WIRE 80 208 64 208
WIRE 176 208 144 208
WIRE 1040 208 1040 16
WIRE 1040 208 544 208
WIRE 0 304 -32 304
WIRE 176 304 64 304
WIRE 928 304 928 16
WIRE 928 304 544 304
WIRE 176 400 144 400
WIRE 1072 400 1072 -224
WIRE 1072 400 544 400
FLAG 64 -272 0
FLAG 1136 128 0
FLAG 976 -240 0
FLAG 1216 -240 0
FLAG 1216 -352 OUT
FLAG 1136 16 IN
FLAG 1104 -112 0
FLAG 64 208 0
FLAG -32 304 0
FLAG 800 144 0
FLAG 144 112 0
FLAG 144 400 0
FLAG 144 16 0
SYMBOL cap 128 -288 R90
WINDOW 3 32 32 VTop 2
WINDOW 0 0 32 VBottom 2
SYMATTR Value 4.7µ
SYMATTR InstName C1
SYMBOL voltage 1136 16 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL cap 960 -320 R0
SYMATTR InstName C2
SYMATTR Value 220µ
SYMATTR SpiceLine Rser=5m
SYMBOL res 1088 -224 R0
SYMATTR InstName R1
SYMATTR Value 12.1K
SYMBOL res 1088 -352 R0
SYMATTR InstName R2
SYMATTR Value 232K
SYMBOL cap 144 192 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value .005µ
SYMBOL cap 64 288 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 62 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 15n
SYMATTR SpiceLine Rser=8.66K Cpar=220p
SYMBOL res 1040 32 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R3
SYMATTR Value 4m
SYMBOL ind 912 32 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 3.3µ
SYMATTR SpiceLine Rser=2m
SYMBOL nmos 752 -256 R0
WINDOW 0 56 21 Left 2
WINDOW 3 61 66 Left 2
SYMATTR InstName Q1
SYMATTR Value Si4840DY
SYMBOL nmos 752 32 R0
WINDOW 0 57 33 Left 2
WINDOW 3 62 73 Left 2
SYMATTR InstName Q2
SYMATTR Value Si4840DY
SYMBOL cap 592 -64 R0
SYMATTR InstName C5
SYMATTR Value .1µ
SYMBOL schottky 592 -288 R0
WINDOW 3 23 69 Left 2
SYMATTR Value MBR0540
SYMATTR InstName D1
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 1200 -352 R0
SYMATTR InstName Rload
SYMATTR Value 4.8
SYMBOL PowerProducts\\LTC3786 352 64 R0
SYMATTR InstName U1
TEXT 888 440 Left 2 !.tran 2m startup