Version 4
SHEET 1 1900 1696
WIRE -240 -592 -320 -592
WIRE -928 -576 -960 -576
WIRE -784 -576 -864 -576
WIRE -512 -576 -784 -576
WIRE -512 -560 -512 -576
WIRE -240 -528 -240 -592
WIRE -784 -480 -784 -576
WIRE -288 -448 -368 -448
WIRE -960 -416 -960 -576
WIRE -912 -416 -960 -416
WIRE -608 -416 -656 -416
WIRE -960 -336 -960 -416
WIRE -960 -336 -976 -336
WIRE -912 -336 -960 -336
WIRE -512 -336 -512 -496
WIRE -512 -336 -656 -336
WIRE -240 -336 -240 -432
WIRE -240 -336 -512 -336
WIRE -208 -336 -240 -336
WIRE -16 -336 -208 -336
WIRE 128 -336 64 -336
WIRE 144 -336 128 -336
WIRE -240 -272 -240 -336
WIRE -912 -256 -960 -256
WIRE -608 -256 -656 -256
WIRE 128 -256 128 -272
WIRE 128 -224 128 -256
WIRE -288 -192 -384 -192
WIRE -1712 -144 -1712 -192
WIRE -1536 -144 -1536 -192
WIRE -1072 -144 -1072 -192
WIRE -784 -144 -784 -192
WIRE -240 -112 -240 -176
WIRE -1712 -32 -1712 -64
WIRE -1536 -32 -1536 -64
WIRE -1536 -32 -1712 -32
WIRE -1072 -32 -1072 -64
WIRE -1072 -32 -1536 -32
FLAG -1712 -32 0
FLAG -1712 -192 VCC
IOPIN -1712 -192 Out
FLAG -608 -416 High1
IOPIN -608 -416 Out
FLAG -608 -256 Low1
IOPIN -608 -256 Out
FLAG -784 -144 0
FLAG -960 -256 IN1
IOPIN -960 -256 In
FLAG -976 -336 VinLogic
IOPIN -976 -336 In
FLAG -1536 -192 IN1
IOPIN -1536 -192 Out
FLAG -1072 -192 VinLogic
IOPIN -1072 -192 Out
FLAG -240 -112 0
FLAG -320 -592 VCC
IOPIN -320 -592 In
FLAG -368 -448 High1
IOPIN -368 -448 In
FLAG -384 -192 Low1
IOPIN -384 -192 In
FLAG -208 -336 L1
IOPIN -208 -336 Out
FLAG 128 -224 0
SYMBOL voltage -1712 -160 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 18
SYMBOL voltage -1536 -160 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 3 -199 221 Left 2
SYMATTR Value PULSE(0 5V 20ms 10n 10n 50ms 100ms)
SYMATTR InstName V2
SYMBOL voltage -1072 -160 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V5
SYMATTR Value 6V
SYMBOL nmos -288 -528 R0
SYMATTR InstName M1
SYMATTR Value BSC079N10NS
SYMBOL nmos -288 -272 R0
SYMATTR InstName M2
SYMATTR Value BSC079N10NS
SYMBOL PowerProducts\\LTC4449 -784 -336 R0
SYMATTR InstName U1
SYMBOL schottky -928 -560 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value RBR3M40A
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -528 -560 R0
SYMATTR InstName C1
SYMATTR Value 0.22µF
SYMBOL ind -32 -320 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 100mH
SYMBOL res 112 -352 R0
SYMATTR InstName R1
SYMATTR Value 300R
TEXT -1752 384 Left 2 !.tran 0 2000ms 0 10ms