Version 4 SHEET 1 2256 1044 WIRE -528 -64 -912 -64 WIRE -416 -64 -528 -64 WIRE -288 -64 -336 -64 WIRE -192 -64 -288 -64 WIRE -192 -16 -192 -64 WIRE -528 32 -528 -64 WIRE -192 112 -192 64 WIRE -912 176 -912 -64 WIRE -528 224 -528 112 WIRE -528 224 -672 224 WIRE -448 224 -528 224 WIRE -288 224 -288 -64 WIRE -288 224 -368 224 WIRE -672 240 -672 224 WIRE -912 320 -912 256 WIRE -960 368 -1040 368 WIRE -672 368 -672 320 WIRE -1296 400 -1376 400 WIRE -1168 400 -1216 400 WIRE -1024 400 -1104 400 WIRE -1008 400 -1024 400 WIRE -960 400 -1008 400 WIRE -1376 416 -1376 400 WIRE -560 416 -624 416 WIRE -576 448 -624 448 WIRE -512 448 -576 448 WIRE -416 448 -448 448 WIRE -304 448 -336 448 WIRE -912 480 -912 416 WIRE -304 480 -304 448 WIRE -1376 528 -1376 496 WIRE -672 544 -672 464 WIRE -304 592 -304 560 WIRE -1024 656 -1024 400 WIRE -576 656 -576 448 WIRE -1024 800 -1024 736 WIRE -832 800 -1024 800 WIRE -768 800 -832 800 WIRE -624 800 -768 800 WIRE -576 800 -576 736 WIRE -576 800 -624 800 WIRE -1024 848 -1024 800 WIRE -768 864 -768 800 WIRE -624 896 -624 800 WIRE -816 912 -864 912 WIRE -832 944 -832 800 WIRE -816 944 -832 944 WIRE -1024 960 -1024 928 WIRE -768 1024 -768 960 WIRE -624 1024 -624 976 FLAG -672 544 0 FLAG -1376 528 0 FLAG -912 480 0 FLAG -192 112 0 FLAG -304 592 0 FLAG -1008 400 gate_a FLAG -912 -64 a FLAG -672 224 b FLAG -192 -64 vbatt FLAG -560 416 vbatt FLAG -1040 368 vbatt FLAG -576 448 gate_b FLAG -624 1024 0 FLAG -768 1024 0 FLAG -864 912 vbatt FLAG -1024 960 0 SYMBOL voltage -1376 400 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 WINDOW 3 -37 166 Left 0 SYMATTR Value PULSE(0 3 0 10p 10p {ton} {Ts}) SYMATTR InstName V1 SYMBOL voltage -192 -32 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value 3 SYMBOL voltage -304 464 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 WINDOW 3 -254 173 Left 0 SYMATTR Value PULSE(3 0 {td} 10p 10p {ton} {Ts}) SYMATTR InstName V3 SYMBOL res -688 224 R0 SYMATTR InstName R1 SYMATTR Value 83 SYMBOL res -928 160 R0 SYMATTR InstName R12 SYMATTR Value 83 SYMBOL cap -1168 384 M90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C6 SYMATTR Value 4pF SYMBOL res -1312 384 M90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R13 SYMATTR Value 1k SYMBOL cap -448 432 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C7 SYMATTR Value 4pF SYMBOL res -320 432 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R14 SYMATTR Value 1k SYMBOL current -624 976 M180 WINDOW 0 24 88 Left 0 WINDOW 3 24 0 Left 0 SYMATTR InstName I1 SYMATTR Value 1µ SYMBOL res -1040 640 R0 SYMATTR InstName R15 SYMATTR Value 50k SYMBOL res -592 640 R0 SYMATTR InstName R16 SYMATTR Value 50k SYMBOL res -1040 832 R0 SYMATTR InstName R17 SYMATTR Value 1e-12 SYMBOL res -544 16 R0 SYMATTR InstName R2 SYMATTR Value 50 SYMBOL ind -432 -48 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 5 56 VBottom 0 SYMATTR InstName L1 SYMATTR Value 10n SYMBOL ind -464 240 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 5 56 VBottom 0 SYMATTR InstName L2 SYMATTR Value 10n SYMBOL Miscel\\dgnmos -960 320 R0 SYMATTR InstName U1 SYMATTR SpiceModel BF998 SYMBOL Miscel\\dgnmos -816 864 R0 SYMATTR InstName U3 SYMATTR SpiceModel BF998 SYMBOL Miscel\\dgnmos -624 368 M0 SYMATTR InstName U4 SYMATTR SpiceModel BF998 TEXT 56 496 Left 0 !.tran {10*Ts} TEXT 56 672 Left 0 !.param fs=315meg, Ts={1/fs}, ton={Ts/2}, td=1n