Version 4 SHEET 1 1436 680 WIRE -272 0 -304 0 WIRE -144 0 -272 0 WIRE 0 0 -144 0 WIRE 112 0 0 0 WIRE 144 0 112 0 WIRE 272 0 224 0 WIRE 320 0 272 0 WIRE 400 0 384 0 WIRE 448 0 400 0 WIRE 576 0 448 0 WIRE 704 0 576 0 WIRE 752 0 704 0 WIRE 448 32 448 0 WIRE 112 48 112 0 WIRE 272 48 272 0 WIRE 400 48 400 0 WIRE 704 64 704 0 WIRE -272 96 -272 0 WIRE -144 112 -144 0 WIRE 576 112 576 0 WIRE 0 144 0 0 WIRE 32 144 0 144 WIRE 400 144 400 112 WIRE 400 144 352 144 WIRE 448 144 448 112 WIRE 448 144 400 144 WIRE 480 144 448 144 WIRE 448 176 448 144 WIRE 704 192 704 144 WIRE -272 288 -272 176 WIRE -144 288 -144 176 WIRE -144 288 -272 288 WIRE 192 288 192 240 WIRE 192 288 -144 288 WIRE 448 288 448 256 WIRE 448 288 192 288 WIRE 576 288 576 176 WIRE 576 288 448 288 WIRE 704 288 704 272 WIRE 704 288 576 288 WIRE 192 320 192 288 FLAG 192 320 0 FLAG 752 0 OUT FLAG -304 0 IN FLAG 480 144 FB SYMBOL PowerProducts\\LT1935 192 144 R0 SYMATTR InstName U1 SYMBOL ind 128 16 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 10µ SYMATTR SpiceLine Rser=50m SYMBOL cap -160 112 R0 SYMATTR InstName C1 SYMATTR Value 10µ SYMATTR SpiceLine V=16V Rser=50m SYMBOL cap 560 112 R0 SYMATTR InstName C2 SYMATTR Value 100µ SYMATTR SpiceLine Rser=100m SYMBOL res 432 16 R0 SYMATTR InstName R1 SYMATTR Value 13k SYMATTR SpiceLine "" SYMBOL res 432 160 R0 SYMATTR InstName R2 SYMATTR Value 1k SYMATTR SpiceLine "" SYMBOL schottky 320 16 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D1 SYMATTR Value 15MQ040NPbF SYMATTR Description Diode SYMATTR Type diode SYMATTR Prefix X SYMBOL voltage -272 80 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 SYMATTR Value2 "" SYMATTR SpiceLine Rser=.1 SYMATTR InstName V1 SYMATTR Value 10 SYMBOL res 688 48 R0 SYMATTR InstName R4 SYMATTR Value 20 SYMATTR SpiceLine "" SYMBOL cap 384 48 R0 SYMATTR InstName C3 SYMATTR Value 100n SYMATTR SpiceLine "" SYMBOL voltage 704 176 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value2 "" SYMATTR SpiceLine "" SYMATTR InstName V2 SYMATTR Value PULSE(0 17 1m 1u 1u 1m 2m) TEXT -304 344 Left 2 !.tran 0 .05 0 TEXT -184 -200 Left 2 !.lib "15mq040n.txt"