Version 4 SHEET 1 880 1556 WIRE -1664 784 -1792 784 WIRE -1648 784 -1664 784 WIRE -1520 784 -1568 784 WIRE -1472 784 -1520 784 WIRE -1344 784 -1472 784 WIRE -944 784 -1072 784 WIRE -816 784 -944 784 WIRE -1072 816 -1072 784 WIRE -1072 816 -1104 816 WIRE -1024 816 -1072 816 WIRE -1584 848 -1584 832 WIRE -1584 848 -1616 848 WIRE -1104 848 -1104 816 WIRE -1024 848 -1024 816 WIRE -1104 864 -1104 848 WIRE -1024 864 -1024 848 WIRE -1792 880 -1792 784 WIRE -1472 880 -1472 784 WIRE -1616 912 -1616 848 WIRE -1520 912 -1520 784 WIRE -1520 912 -1536 912 WIRE -1104 928 -1104 912 WIRE -1104 928 -1248 928 WIRE -1344 944 -1344 784 WIRE -1248 944 -1248 928 WIRE -944 976 -944 784 WIRE -816 992 -816 784 WIRE -944 1008 -944 976 WIRE -1792 1040 -1792 960 WIRE -1712 1040 -1792 1040 WIRE -1472 1040 -1472 944 WIRE -1472 1040 -1712 1040 WIRE -1344 1040 -1344 1024 WIRE -1344 1040 -1472 1040 WIRE -1248 1040 -1248 1024 WIRE -1024 1040 -1024 912 WIRE -1024 1040 -1248 1040 WIRE -1712 1056 -1712 1040 WIRE -1104 1072 -1104 928 WIRE -1024 1072 -1024 1040 WIRE -1104 1200 -1104 1136 WIRE -1056 1200 -1104 1200 WIRE -1024 1200 -1024 1136 WIRE -1024 1200 -1056 1200 WIRE -1056 1312 -1056 1200 WIRE -1040 1312 -1056 1312 WIRE -944 1312 -944 1040 WIRE -944 1312 -1040 1312 WIRE -816 1312 -816 1072 WIRE -816 1312 -944 1312 WIRE -1040 1344 -1040 1312 FLAG -1712 1056 0 FLAG -1040 1344 0 SYMBOL voltage -1792 864 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 SYMATTR InstName V3 SYMATTR Value 20 SYMBOL voltage -1632 912 R270 WINDOW 3 -366 -354 VRight 2 WINDOW 123 0 0 Left 2 WINDOW 0 13 31 Invisible 2 SYMATTR Value PULSE(0 50 100m 100n 100n 50u 100u) SYMATTR InstName V2 SYMATTR SpiceLine Rser=1 SYMBOL res -832 976 R0 SYMATTR InstName R1 SYMATTR Value 75 SYMBOL diode -1088 912 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D1 SYMATTR Value Defi SYMBOL diode -1008 912 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D2 SYMATTR Value Defi SYMBOL diode -1008 1136 R180 WINDOW 0 -34 -4 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D3 SYMATTR Value Defi SYMBOL diode -1088 1136 R180 WINDOW 0 -24 0 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D4 SYMATTR Value Defi SYMBOL ind2 -1360 928 R0 WINDOW 3 -76 76 Left 2 SYMATTR Value 100µH SYMATTR InstName L1 SYMATTR Type ind SYMATTR SpiceLine Rser=10 SYMBOL ind2 -1232 1040 R180 WINDOW 0 -57 83 Left 2 WINDOW 3 -59 32 Left 2 SYMATTR InstName L2 SYMATTR Value 1µH SYMATTR Type ind SYMATTR SpiceLine Rser=5 SYMBOL cap -960 976 R0 SYMATTR InstName C1 SYMATTR Value 50µ SYMBOL nmos -1664 832 R270 WINDOW 3 56 72 Invisible 2 SYMATTR Value AO6408 SYMATTR InstName M1 SYMBOL diode -1456 944 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D5 SYMATTR Value Defi TEXT -1744 1368 Left 2 !.tran 100 TEXT -1328 1064 Left 2 !K1 L1 L2 1 TEXT -2024 1216 Left 2 !.MODEL M1 NMOS (Kp= 10e-6 W=20e-6 L=1e*6 Vto=0.75)