Version 4
SHEET 1 1416 1252
WIRE -96 -320 -208 -320
WIRE 32 -320 -96 -320
WIRE 304 -320 32 -320
WIRE 448 -320 304 -320
WIRE 592 -320 448 -320
WIRE 768 -320 592 -320
WIRE 912 -320 768 -320
WIRE -208 -304 -208 -320
WIRE 32 -304 32 -320
WIRE 592 -304 592 -320
WIRE 768 -272 768 -320
WIRE -208 -208 -208 -224
WIRE 304 -192 304 -320
WIRE 304 -192 112 -192
WIRE 704 -192 304 -192
WIRE -96 -176 -96 -320
WIRE 304 -176 304 -192
WIRE 448 -176 448 -320
WIRE 592 -176 592 -224
WIRE 912 -176 912 -320
WIRE 224 -96 -48 -96
WIRE 864 -96 672 -96
WIRE 32 0 32 -240
WIRE 224 0 32 0
WIRE 768 0 768 -208
WIRE 768 0 672 0
WIRE 32 16 32 0
WIRE 768 16 768 0
WIRE -480 96 -592 96
WIRE -336 96 -480 96
WIRE -240 96 -336 96
WIRE -208 96 -240 96
WIRE -96 96 -96 -80
WIRE -96 96 -128 96
WIRE 32 96 32 80
WIRE 32 96 -96 96
WIRE 224 96 32 96
WIRE 768 96 768 80
WIRE 768 96 672 96
WIRE 912 96 912 -80
WIRE 912 96 768 96
WIRE 944 96 912 96
WIRE 1056 96 1024 96
WIRE 1104 96 1056 96
WIRE 1248 96 1104 96
WIRE -592 112 -592 96
WIRE 1248 112 1248 96
WIRE -480 128 -480 96
WIRE 1104 128 1104 96
WIRE -96 192 -96 96
WIRE 224 192 -96 192
WIRE 912 192 912 96
WIRE 912 192 672 192
WIRE -96 208 -96 192
WIRE 912 208 912 192
WIRE -592 224 -592 192
WIRE -480 224 -480 192
WIRE 1104 224 1104 192
WIRE 1248 224 1248 192
WIRE 224 288 -48 288
WIRE 864 288 672 288
WIRE -96 384 -96 304
WIRE 224 384 -96 384
WIRE 912 384 912 304
WIRE 912 384 672 384
WIRE -336 480 -336 96
WIRE -96 480 -96 384
WIRE 224 480 -96 480
WIRE 912 480 912 384
WIRE 912 480 672 480
WIRE 1056 480 1056 96
WIRE -96 496 -96 480
WIRE 912 496 912 480
WIRE -336 576 -336 560
WIRE 224 576 -336 576
WIRE 1056 576 1056 560
WIRE 1056 576 672 576
WIRE -336 592 -336 576
WIRE 1056 592 1056 576
WIRE -240 672 -240 96
WIRE 16 672 0 672
WIRE 224 672 80 672
WIRE 736 672 672 672
WIRE 816 672 800 672
WIRE -336 688 -336 672
WIRE 1056 688 1056 672
WIRE -240 768 -240 752
WIRE 224 768 -240 768
WIRE 704 768 704 -192
WIRE 704 768 672 768
WIRE -240 784 -240 768
WIRE 112 784 112 -192
WIRE 224 864 112 864
WIRE 704 864 704 848
WIRE 704 864 672 864
WIRE -240 880 -240 864
WIRE 128 960 112 960
WIRE 224 960 192 960
WIRE 704 960 672 960
WIRE 784 960 768 960
WIRE 224 1056 160 1056
WIRE 720 1056 672 1056
WIRE 720 1072 720 1056
WIRE 160 1088 160 1056
WIRE 160 1168 160 1152
WIRE 304 1168 304 1136
WIRE 448 1168 448 1136
WIRE 592 1168 592 1136
WIRE 720 1168 720 1152
FLAG 448 1168 0
FLAG 160 1168 0
FLAG 112 960 0
FLAG 784 960 0
FLAG -208 -208 0
FLAG 912 496 0
FLAG 1056 688 0
FLAG 1104 224 0
FLAG 1248 224 0
FLAG 816 672 0
FLAG -96 496 0
FLAG -336 688 0
FLAG -480 224 0
FLAG -592 224 0
FLAG 0 672 0
FLAG -208 -320 IN
FLAG 1248 96 OUT2
FLAG -592 96 OUT1
FLAG -240 880 0
FLAG 720 1168 0
SYMBOL LTC3708 448 480 R0
SYMATTR InstName U1
SYMBOL cap 144 1088 R0
SYMATTR InstName C1
SYMATTR Value 1000p
SYMBOL cap 192 944 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 59 35 VTop 2
SYMATTR InstName C2
SYMATTR Value .1µ
SYMATTR SpiceLine Rser=1K
SYMBOL cap 704 944 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 61 29 VTop 2
SYMATTR InstName C3
SYMATTR Value .01µ
SYMATTR SpiceLine Rser=10K
SYMBOL res 576 -320 R0
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL voltage -208 -320 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL nmos 864 -176 R0
SYMATTR InstName Q1
SYMATTR Value HAT2168H
SYMBOL nmos 864 208 R0
SYMATTR InstName Q2
SYMATTR Value HAT2168H
SYMBOL ind 928 112 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 1.2µ
SYMBOL cap 752 16 R0
SYMATTR InstName C4
SYMATTR Value .22µ
SYMBOL schottky 752 -272 R0
SYMATTR InstName D1
SYMATTR Value CMDSH2-3
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 1040 464 R0
SYMATTR InstName R2
SYMATTR Value 12.1K
SYMBOL res 1040 576 R0
SYMATTR InstName R3
SYMATTR Value 6.04K
SYMBOL cap 1088 128 R0
WINDOW 3 40 32 Left 2
WINDOW 39 24 70 Left 2
SYMATTR Value 470µ
SYMATTR SpiceLine Rser=10m
SYMATTR InstName C5
SYMBOL cap 736 656 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 59 33 VTop 2
SYMATTR InstName C6
SYMATTR Value 180p
SYMATTR SpiceLine Rser=33K
SYMBOL nmos -48 -176 M0
SYMATTR InstName Q3
SYMATTR Value HAT2168H
SYMBOL nmos -48 208 M0
SYMATTR InstName Q4
SYMATTR Value HAT2168H
SYMBOL ind -112 112 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L2
SYMATTR Value 1.4µ
SYMBOL cap 16 16 R0
SYMATTR InstName C7
SYMATTR Value .22µ
SYMBOL schottky 16 -304 R0
SYMATTR InstName D2
SYMATTR Value CMDSH2-3
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res -352 464 R0
SYMATTR InstName R4
SYMATTR Value 19.1K
SYMBOL res -352 576 R0
SYMATTR InstName R5
SYMATTR Value 6.04K
SYMBOL cap -496 128 R0
WINDOW 3 44 33 Left 2
WINDOW 39 25 66 Left 2
SYMATTR Value 470µ
SYMATTR SpiceLine Rser=10m
SYMATTR InstName C8
SYMBOL cap 80 656 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 57 35 VTop 2
SYMATTR InstName C9
SYMATTR Value 180p
SYMATTR SpiceLine Rser=33K
SYMBOL res -256 656 R0
SYMATTR InstName R6
SYMATTR Value 12.1K
SYMBOL res -256 768 R0
SYMATTR InstName R7
SYMATTR Value 6.04K
SYMBOL res 688 864 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R8
SYMATTR Value 1Meg
SYMBOL res 96 880 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R9
SYMATTR Value 1.5Meg
SYMBOL voltage 720 1056 R0
SYMATTR InstName V2
SYMATTR Value sine(1.5 1.5 250K)
SYMBOL res -608 96 R0
SYMATTR InstName Rload1
SYMATTR Value .2
SYMBOL res 1232 96 R0
SYMATTR InstName Rload2
SYMATTR Value .12
TEXT 856 816 Left 2 !.tran 2m startup