Version 4
SHEET 1 1584 680
WIRE -208 32 -288 32
WIRE -48 32 -208 32
WIRE 112 32 -48 32
WIRE 128 32 112 32
WIRE 240 32 208 32
WIRE 288 32 240 32
WIRE 448 32 384 32
WIRE 544 32 448 32
WIRE 640 32 544 32
WIRE 736 32 640 32
WIRE 880 32 736 32
WIRE -288 48 -288 32
WIRE -48 48 -48 32
WIRE 640 48 640 32
WIRE 736 48 736 32
WIRE 880 48 880 32
WIRE -208 64 -208 32
WIRE 448 64 448 32
WIRE 1152 64 928 64
WIRE 1264 64 1232 64
WIRE 112 112 112 32
WIRE 240 112 240 32
WIRE 944 112 928 112
WIRE 544 128 544 32
WIRE -288 144 -288 128
WIRE 640 144 640 112
WIRE 736 144 736 128
WIRE 880 144 880 128
WIRE -144 176 -160 176
WIRE -48 176 -48 128
WIRE -48 176 -64 176
WIRE 32 176 -48 176
WIRE 368 176 368 80
WIRE 368 176 320 176
WIRE 448 176 448 144
WIRE 448 176 400 176
WIRE 448 192 448 176
WIRE -208 256 -208 144
WIRE 32 256 -208 256
WIRE 400 256 400 176
WIRE 400 256 320 256
WIRE 448 288 448 272
WIRE -48 336 -64 336
WIRE 32 336 16 336
WIRE 544 336 544 208
WIRE 544 336 320 336
WIRE 112 416 112 400
WIRE 240 416 240 400
WIRE 112 496 112 480
FLAG 448 288 0
FLAG 112 496 0
FLAG 240 416 0
FLAG -64 336 0
FLAG -160 176 0
FLAG -288 144 0
FLAG 640 144 0
FLAG 736 144 0
FLAG 880 144 0
FLAG 944 112 0
FLAG 1264 64 0
SYMBOL PowerProducts\\LTC4211 176 256 R0
SYMATTR InstName U1
SYMBOL res 224 16 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 7m
SYMBOL nmos 288 80 R270
WINDOW 0 56 45 VTop 2
WINDOW 3 -10 75 VLeft 2
SYMATTR InstName Q1
SYMATTR Value Si4410DY
SYMBOL res 432 48 R0
SYMATTR InstName R2
SYMATTR Value 36K
SYMBOL res 432 176 R0
SYMATTR InstName R3
SYMATTR Value 15K
SYMBOL res 528 112 R0
SYMATTR InstName R4
SYMATTR Value 10K
SYMBOL cap 96 416 R0
WINDOW 3 26 54 Left 2
SYMATTR Value .01µ
SYMATTR InstName C1
SYMBOL cap 16 320 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value .01µ
SYMBOL res -48 160 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 10K
SYMBOL res -64 32 R0
SYMATTR InstName R6
SYMATTR Value 20K
SYMBOL voltage -288 32 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res -224 48 R0
SYMATTR InstName R7
SYMATTR Value 20K
SYMBOL cap 624 48 R0
SYMATTR InstName C3
SYMATTR Value 100µ
SYMBOL res 720 32 R0
SYMATTR InstName Rload
SYMATTR Value 1
SYMBOL sw 880 144 R180
WINDOW 0 -16 104 Right 2
WINDOW 3 -27 3 Right 2
SYMATTR InstName S1
SYMATTR Value Short
SYMBOL voltage 1136 64 M90
WINDOW 123 74 56 VTop 2
WINDOW 39 53 56 VTop 2
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName V2
SYMATTR Value PULSE(0 1 50m 1u 1u 1100m 200m)
TEXT 400 384 Left 2 !.tran 100m startup
TEXT 608 248 Left 2 !.model Short SW(Ron=.1 Roff=100K Vt=.5 Vh=-.4)