Version 4 SHEET 1 2772 1408 WIRE -496 -832 -496 -864 WIRE -496 -832 -608 -832 WIRE -48 -832 -48 -864 WIRE -48 -832 -160 -832 WIRE -608 -816 -608 -832 WIRE -160 -816 -160 -832 WIRE -496 -768 -496 -832 WIRE -48 -752 -48 -832 WIRE 480 -752 480 -816 WIRE 880 -752 880 -816 WIRE -608 -720 -608 -736 WIRE -160 -720 -160 -736 WIRE -608 -640 -608 -656 WIRE -496 -640 -496 -688 WIRE -496 -640 -608 -640 WIRE -160 -640 -160 -656 WIRE -48 -640 -48 -672 WIRE -48 -640 -160 -640 WIRE 480 -640 480 -672 WIRE 880 -640 880 -672 WIRE -496 -624 -496 -640 WIRE -48 -624 -48 -640 WIRE -496 -496 -496 -544 WIRE -48 -480 -48 -544 WIRE 480 -480 480 -560 WIRE 672 -480 480 -480 WIRE 880 -480 880 -560 WIRE 880 -480 672 -480 WIRE 672 -448 672 -480 WIRE 608 -256 592 -256 WIRE 720 -256 688 -256 WIRE 800 -256 784 -256 WIRE -512 -208 -560 -208 WIRE -384 -208 -432 -208 WIRE -320 -208 -384 -208 WIRE -48 -208 -240 -208 WIRE -16 -208 -48 -208 WIRE 240 -208 -16 -208 WIRE 240 -112 240 -208 WIRE -48 -96 -48 -208 WIRE 592 -64 592 -256 WIRE 592 -64 464 -64 WIRE 608 -64 592 -64 WIRE 656 -64 608 -64 WIRE 800 -64 800 -256 WIRE 800 -64 752 -64 WIRE 832 -64 800 -64 WIRE 464 -32 464 -64 WIRE -96 -16 -128 -16 WIRE 736 16 736 -16 WIRE 736 16 640 16 WIRE -560 48 -560 -208 WIRE -384 48 -384 -208 WIRE -48 48 -48 0 WIRE 16 48 -48 48 WIRE 320 48 96 48 WIRE -48 64 -48 48 WIRE 464 96 464 48 WIRE 512 96 464 96 WIRE 656 96 592 96 WIRE 880 96 736 96 WIRE 1104 96 880 96 WIRE 1280 96 1104 96 WIRE 1280 112 1280 96 WIRE 240 128 240 -48 WIRE 320 128 240 128 WIRE 464 144 464 96 WIRE 880 144 880 96 WIRE 240 160 240 128 WIRE -48 176 -48 64 WIRE -96 256 -128 256 WIRE 464 256 464 224 WIRE 592 256 464 256 WIRE 624 256 592 256 WIRE 656 256 624 256 WIRE 784 256 752 256 WIRE 832 256 832 -64 WIRE 832 256 784 256 WIRE 880 256 880 208 WIRE 880 256 832 256 WIRE 1280 256 1280 192 WIRE 1280 256 880 256 WIRE 832 320 832 256 WIRE 736 336 736 304 WIRE 736 336 560 336 WIRE -560 352 -560 128 WIRE -384 352 -384 112 WIRE -384 352 -560 352 WIRE -48 352 -48 272 WIRE -48 352 -384 352 WIRE 240 352 240 224 WIRE 240 352 -48 352 WIRE -560 384 -560 352 WIRE 592 400 592 256 WIRE 608 400 592 400 WIRE 704 400 688 400 WIRE 784 400 784 256 WIRE 784 400 768 400 FLAG -128 -16 HS FLAG -128 256 LS FLAG -560 384 0 FLAG 832 320 0 FLAG -496 -864 HS FLAG -48 -480 0 FLAG -48 -864 LS FLAG -48 64 M_A FLAG -496 -496 M_A FLAG -16 -208 IN_HB FLAG 1104 96 out FLAG 560 336 Sync_A FLAG 640 16 Sync_B FLAG -560 -208 Vin FLAG 672 -448 0 FLAG 480 -816 Sync_B FLAG 880 -816 Sync_A FLAG 608 -64 V_DS_SB FLAG 624 256 V_DS_SA FLAG 240 128 M_B FLAG 464 96 CT SYMBOL cap 224 -112 R0 SYMATTR InstName C1 SYMATTR Value 66µ SYMBOL cap 224 160 R0 SYMATTR InstName C2 SYMATTR Value 66µ SYMATTR SpiceLine Rser=0 SYMBOL ind2 336 144 R180 WINDOW 0 36 80 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName L1 SYMATTR Value 32.4µ SYMATTR Type ind SYMATTR SpiceLine Rser=5m SYMBOL ind2 480 64 R180 WINDOW 0 36 80 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName L2 SYMATTR Value 32.4µ SYMATTR Type ind SYMBOL ind2 480 240 R180 WINDOW 0 36 80 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName L3 SYMATTR Value 32.4µ SYMATTR Type ind SYMBOL voltage -560 32 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 SYMATTR InstName V1 SYMATTR Value {VIN} SYMBOL nmos -96 -96 R0 SYMATTR InstName M_HS SYMATTR Value IPD053N08N3 SYMBOL nmos -96 176 R0 SYMATTR InstName M_LS SYMATTR Value IPD053N08N3 SYMBOL ind -336 -192 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L5 SYMATTR Value 1.4µ SYMATTR SpiceLine Rser=3.2m SYMBOL cap -400 48 R0 SYMATTR InstName C5 SYMATTR Value 44µ SYMATTR SpiceLine Rser=5m SYMBOL cap 864 144 R0 WINDOW 123 24 84 Left 2 SYMATTR InstName C7 SYMATTR Value 110µ SYMBOL ind 0 64 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName LStreu SYMATTR Value 0.33µ SYMBOL ind 496 112 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName Lout SYMATTR Value 650n SYMBOL res 640 112 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R8 SYMATTR Value 20m SYMBOL res -528 -192 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R9 SYMATTR Value 20m SYMBOL res -480 -672 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R3 SYMATTR Value 10 SYMBOL res -32 -656 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R10 SYMATTR Value 10 SYMBOL nmos 656 -16 R270 SYMATTR InstName M_SB SYMATTR Value BSC082N10LS SYMBOL nmos 656 304 R270 SYMATTR InstName M_SA SYMATTR Value BSC082N10LS SYMBOL res 1264 96 R0 SYMATTR InstName RLast SYMATTR Value 2 SYMBOL res 864 -768 R0 SYMATTR InstName R11 SYMATTR Value 10 SYMBOL res 464 -768 R0 SYMATTR InstName R12 SYMATTR Value 10 SYMBOL cap 784 -272 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 3n SYMBOL cap 768 384 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 3n SYMBOL res 704 -272 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 15 SYMBOL res 704 384 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 15 SYMBOL res -144 -720 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R7 SYMATTR Value 10 SYMBOL res -592 -720 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R19 SYMATTR Value 10 SYMBOL diode -624 -720 R0 SYMATTR InstName D1 SYMATTR Value Dideal SYMBOL diode -176 -720 R0 SYMATTR InstName D2 SYMATTR Value Dideal SYMBOL voltage -496 -640 M0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value PULSE(0 12 {T/2} 5n 5n {Uout*T/VIN} {T}) SYMBOL voltage -48 -640 M0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value PULSE(0 12 0 5n 5n {Uout*T/VIN} {T}) SYMBOL voltage 480 -656 M0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V4 SYMATTR Value PULSE(0 12 0 5n 5n {Uout*T/VIN} {T}) SYMBOL voltage 880 -656 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V5 SYMATTR Value PULSE(0 12 {T/2} 5n 5n {Uout*T/VIN} {T}) TEXT 296 -80 Left 2 !K1 L1 L3 L2 1 TEXT -368 464 Left 2 !.tran 0 5m 1.5m TEXT -368 512 Left 2 !.param VIN = 48 TEXT -368 536 Left 2 !.param Uout = 14.2 TEXT -368 560 Left 2 !.param T = 5u TEXT -368 488 Left 2 !.model Dideal D(Ron=0.001 Roff=10meg Vfwd=0.01)