Version 4
SHEET 1 932 680
WIRE 144 32 -80 32
WIRE 352 32 144 32
WIRE 496 32 352 32
WIRE 640 32 496 32
WIRE -80 48 -80 32
WIRE 640 96 640 32
WIRE 144 128 144 32
WIRE -80 144 -80 128
WIRE -240 176 -288 176
WIRE 16 176 -160 176
WIRE 592 176 272 176
WIRE 496 208 496 32
WIRE 640 208 640 192
WIRE -240 288 -288 288
WIRE 16 288 -160 288
WIRE 448 288 272 288
WIRE 640 304 640 288
WIRE 352 320 352 32
WIRE 496 320 496 304
WIRE -240 400 -288 400
WIRE 16 400 -160 400
WIRE 304 400 272 400
WIRE 496 416 496 400
WIRE 352 432 352 416
WIRE 144 464 144 448
WIRE 352 528 352 512
FLAG -80 144 0
FLAG -288 176 0
FLAG -288 288 0
FLAG 352 528 0
FLAG 496 416 0
FLAG -288 400 0
FLAG 144 464 0
FLAG 640 304 0
SYMBOL voltage -80 32 R0
WINDOW 0 24 24 Left 2
WINDOW 3 25 89 Left 2
SYMATTR InstName V1
SYMATTR Value 3.3
SYMBOL voltage -144 176 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName V2
SYMATTR Value PULSE(0 3 0 100n 100n 2.5m 5m)
SYMBOL voltage -144 288 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName V3
SYMATTR Value PULSE(0 3 0 100n 100n 2.5m 5m)
SYMBOL res 336 416 R0
SYMATTR InstName R1
SYMATTR Value 10
SYMBOL res 480 304 R0
SYMATTR InstName R2
SYMATTR Value 10
SYMBOL PowerProducts\\LTC1163 144 288 R0
SYMATTR InstName U1
SYMBOL voltage -144 400 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName V4
SYMATTR Value PULSE(0 3 0 100n 100n 2.5m 5m)
SYMBOL nmos 592 96 R0
WINDOW 0 56 16 Left 2
WINDOW 3 54 47 Left 2
SYMATTR InstName Q1
SYMATTR Value Si4866DY
SYMBOL res 624 192 R0
SYMATTR InstName R3
SYMATTR Value 10
SYMBOL nmos 448 208 R0
WINDOW 0 56 16 Left 2
WINDOW 3 54 47 Left 2
SYMATTR InstName Q2
SYMATTR Value Si4866DY
SYMBOL nmos 304 320 R0
WINDOW 0 56 16 Left 2
WINDOW 3 54 47 Left 2
SYMATTR InstName Q3
SYMATTR Value Si4866DY
TEXT 448 480 Left 2 !.tran 20m startup