Version 4 SHEET 1 2856 1544 WIRE 1840 1088 1664 1088 WIRE 2144 1088 2000 1088 WIRE 2224 1088 2144 1088 WIRE 2336 1088 2288 1088 WIRE 1664 1104 1664 1088 WIRE 1840 1120 1840 1088 WIRE 2000 1120 2000 1088 WIRE 2144 1136 2144 1088 WIRE 1664 1200 1664 1184 WIRE 1760 1216 1744 1216 WIRE 2144 1216 2144 1200 WIRE 2144 1216 2080 1216 WIRE 2224 1216 2144 1216 WIRE 2336 1216 2336 1088 WIRE 2336 1216 2304 1216 WIRE 2464 1216 2336 1216 WIRE 2592 1216 2464 1216 WIRE 2144 1232 2144 1216 WIRE 2336 1232 2336 1216 WIRE 2464 1232 2464 1216 WIRE 2592 1232 2592 1216 WIRE 2144 1312 2144 1296 WIRE 2464 1328 2464 1296 WIRE 2592 1328 2592 1312 WIRE 1680 1344 1664 1344 WIRE 1760 1344 1744 1344 WIRE 2336 1344 2336 1312 WIRE 2336 1344 2080 1344 WIRE 2336 1376 2336 1344 WIRE 1920 1456 1920 1440 WIRE 2336 1472 2336 1456 FLAG 2464 1328 0 FLAG 2336 1472 0 FLAG 1920 1456 0 FLAG 1664 1344 0 FLAG 1664 1200 0 FLAG 2592 1328 0 FLAG 2144 1312 0 FLAG 2592 1216 OUT FLAG 1664 1088 IN SYMBOL VOLTAGE 1664 1088 R0 SYMATTR InstName V1 SYMATTR Value 5 SYMBOL cap 1744 1328 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 1500p SYMBOL polcap 2448 1232 R0 SYMATTR InstName C2 SYMATTR Value 100µ SYMATTR SpiceLine Rser=50m SYMBOL ind 2208 1232 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 5µ SYMBOL cap 2128 1136 R0 SYMATTR InstName C3 SYMATTR Value .68µ SYMBOL RES 2320 1216 R0 SYMATTR InstName R1 SYMATTR Value 1.21K SYMBOL res 2320 1360 R0 SYMATTR InstName R2 SYMATTR Value 2.49K SYMBOL diode 2288 1072 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D1 SYMATTR Value 1N914 SYMBOL schottky 2128 1296 M180 WINDOW 0 30 65 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D2 SYMATTR Value MBRS340 SYMBOL POWERPRODUCTS\\LT1959 1920 1280 R0 SYMATTR InstName U1 SYMBOL res 2576 1216 R0 SYMATTR InstName Rload SYMATTR Value .5 TEXT 2456 1408 Left 2 !.tran 500u startup