Version 4 SHEET 1 6152 5600 WIRE 240 -528 -416 -528 WIRE 320 -528 240 -528 WIRE 432 -528 416 -528 WIRE 512 -528 432 -528 WIRE 1056 -528 608 -528 WIRE 1152 -528 1056 -528 WIRE 1280 -528 1152 -528 WIRE -416 -512 -416 -528 WIRE 1152 -512 1152 -528 WIRE 1280 -512 1280 -528 WIRE 400 -464 400 -480 WIRE 512 -464 400 -464 WIRE 528 -464 528 -480 WIRE 528 -464 512 -464 WIRE -416 -416 -416 -432 WIRE 1152 -416 1152 -448 WIRE 1280 -416 1280 -432 WIRE 176 -352 -416 -352 WIRE 592 -352 176 -352 WIRE 704 -352 688 -352 WIRE 784 -352 704 -352 WIRE 912 -352 880 -352 WIRE 1056 -352 1056 -528 WIRE 1056 -352 912 -352 WIRE -416 -336 -416 -352 WIRE 912 -320 912 -352 WIRE 672 -288 672 -304 WIRE 784 -288 672 -288 WIRE 800 -288 800 -304 WIRE 800 -288 784 -288 WIRE -416 -240 -416 -256 WIRE 784 -240 784 -288 WIRE 912 -240 912 -256 WIRE 912 -240 784 -240 WIRE 784 -208 784 -240 WIRE 912 -208 912 -240 WIRE 704 -192 704 -352 WIRE 704 -192 608 -192 WIRE 432 -176 432 -528 WIRE 432 -176 320 -176 WIRE 608 -176 608 -192 WIRE 320 -160 320 -176 WIRE 784 -112 784 -128 WIRE 912 -112 912 -144 WIRE 912 -112 784 -112 WIRE 608 -96 608 -112 WIRE 320 -80 320 -96 WIRE 432 -64 432 -176 WIRE 512 -64 512 -464 WIRE 704 -64 704 -192 WIRE 784 -64 784 -112 WIRE 1056 16 1056 -352 WIRE 1056 16 864 16 WIRE 240 32 240 -528 WIRE 352 32 240 32 WIRE 240 48 240 32 WIRE 912 128 864 128 WIRE 1056 128 1056 16 WIRE 1056 128 992 128 WIRE 240 160 240 128 WIRE 352 160 240 160 WIRE 240 192 240 160 WIRE 912 240 864 240 WIRE 1056 240 1056 128 WIRE 1056 240 992 240 WIRE 240 288 240 272 WIRE 352 288 240 288 WIRE 240 304 240 288 WIRE 928 352 864 352 WIRE 176 416 176 -352 WIRE 352 416 176 416 WIRE 176 432 176 416 WIRE 912 464 864 464 WIRE 176 544 176 512 WIRE 352 544 176 544 WIRE 176 560 176 544 WIRE 912 576 912 464 WIRE 912 576 864 576 WIRE 176 672 176 640 WIRE 352 672 176 672 WIRE 176 688 176 672 WIRE 912 688 912 576 WIRE 912 688 864 688 WIRE 912 704 912 688 WIRE 176 784 176 768 WIRE 432 784 432 768 WIRE 608 784 608 768 WIRE 784 784 784 768 WIRE 912 784 912 768 WIRE 608 880 608 864 WIRE 784 880 784 848 FLAG -416 -416 0 FLAG -416 -240 0 FLAG 240 384 0 FLAG 176 784 0 FLAG 432 784 0 FLAG 1152 -416 0 FLAG 608 880 0 FLAG 784 880 0 FLAG 912 784 0 FLAG 1280 -416 0 FLAG -416 -528 IN1 FLAG -416 -352 IN2 FLAG 1280 -528 OUT FLAG 320 -80 0 FLAG 608 -96 0 SYMBOL res 224 288 R0 SYMATTR User1 1% SYMATTR InstName R1 SYMATTR Value 226K SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL res 224 176 R0 SYMATTR User1 1% SYMATTR InstName R2 SYMATTR Value 60.4K SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL res 224 32 R0 SYMATTR User1 1% SYMATTR InstName R3 SYMATTR Value 1Meg SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL res 160 672 R0 SYMATTR InstName R4 SYMATTR Value 78.7K SYMBOL res 160 544 R0 SYMATTR InstName R5 SYMATTR Value 33.2K SYMBOL res 160 416 R0 SYMATTR InstName R6 SYMATTR Value 1Meg SYMBOL res 1008 112 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R7 SYMATTR Value 1Meg SYMATTR User1 5% SYMBOL cap 896 -320 R0 SYMATTR InstName C1 SYMATTR Value 47n SYMBOL res 768 -224 R0 SYMATTR InstName R11 SYMATTR Value 698 SYMBOL schottky 896 -144 M180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D1 SYMATTR Value BAT46WJ SYMBOL res 1008 224 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R12 SYMATTR Value 1Meg SYMATTR User1 5% SYMBOL pmos 320 -480 R270 WINDOW 0 51 49 VTop 2 WINDOW 3 -11 75 VLeft 2 SYMATTR InstName Q1 SYMATTR Value FDS4465 SYMBOL polcap 1136 -512 R0 WINDOW 3 24 56 Left 2 SYMATTR Value 100µ SYMATTR InstName C2 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=25 Irms=2.4 Rser=0.05 Lser=0 mfg="KEMET" pn="T510E107K025AS" type="Tantalum" SYMBOL voltage -416 -352 R0 WINDOW 39 24 50 Left 2 WINDOW 123 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value PWL(0 0 300m 13.8) SYMBOL pmos 608 -480 M270 WINDOW 0 52 49 VTop 2 WINDOW 3 -11 72 VLeft 2 SYMATTR InstName Q2 SYMATTR Value FDS4465 SYMBOL pmos 592 -304 R270 WINDOW 0 56 47 VTop 2 WINDOW 3 -28 93 VLeft 2 SYMATTR InstName Q3 SYMATTR Value FDS4465 SYMBOL pmos 880 -304 M270 WINDOW 0 53 47 VTop 2 WINDOW 3 -31 88 VLeft 2 SYMATTR InstName Q4 SYMATTR Value FDS4465 SYMBOL voltage -416 -528 R0 WINDOW 39 24 44 Left 2 WINDOW 123 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value PWL(0 0 100m 5 500m 5 +1.7m 2.7 +4m .8 +6m 0) SYMBOL LTC4418 608 352 R0 SYMATTR InstName U1 SYMBOL res 592 768 R0 SYMATTR InstName R8 SYMATTR Value 255K SYMBOL cap 768 784 R0 SYMATTR InstName C3 SYMATTR Value 1n SYMBOL cap 896 704 R0 SYMATTR InstName C4 SYMATTR Value 100n SYMBOL res 1264 -528 R0 SYMATTR InstName Rload SYMATTR Value 5 SYMBOL cap 304 -160 R0 SYMATTR InstName C5 SYMATTR Value 100n SYMBOL cap 592 -176 R0 SYMATTR InstName C6 SYMATTR Value 470n TEXT 1136 816 Left 2 !.tran 1