Version 4 SHEET 1 2752 1392 WIRE 2032 880 1824 880 WIRE 2096 880 2032 880 WIRE 2208 880 2160 880 WIRE 2032 912 2032 880 WIRE 1824 992 1824 880 WIRE 2032 1008 2032 976 WIRE 2032 1008 2000 1008 WIRE 2096 1008 2032 1008 WIRE 2208 1008 2208 880 WIRE 2208 1008 2176 1008 WIRE 2320 1008 2208 1008 WIRE 2416 1008 2320 1008 WIRE 2320 1024 2320 1008 WIRE 2416 1024 2416 1008 WIRE 2208 1040 2208 1008 WIRE 1568 1056 1472 1056 WIRE 1680 1056 1568 1056 WIRE 2000 1056 2000 1008 WIRE 2000 1056 1968 1056 WIRE 2032 1056 2032 1008 WIRE 1472 1072 1472 1056 WIRE 1568 1072 1568 1056 WIRE 2320 1120 2320 1088 WIRE 2416 1120 2416 1104 WIRE 2032 1136 2032 1120 WIRE 1472 1168 1472 1152 WIRE 1568 1184 1568 1152 WIRE 1680 1184 1568 1184 WIRE 2208 1184 2208 1120 WIRE 2208 1184 1968 1184 WIRE 1568 1200 1568 1184 WIRE 2208 1200 2208 1184 WIRE 1824 1264 1824 1248 WIRE 1568 1280 1568 1264 WIRE 2208 1296 2208 1280 FLAG 1824 1264 0 FLAG 2208 1296 0 FLAG 2032 1136 0 FLAG 2320 1120 0 FLAG 1472 1168 0 FLAG 2416 1120 0 FLAG 2416 1008 OUT FLAG 1568 1280 0 FLAG 1472 1056 IN SYMBOL cap 2016 912 R0 SYMATTR InstName C2 SYMATTR Value .1µ SYMBOL ind 2080 1024 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 22µ SYMBOL RES 2192 1024 R0 SYMATTR InstName R1 SYMATTR Value 16.5K SYMBOL res 2192 1296 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R2 SYMATTR Value 10K SYMBOL schottky 2016 1120 M180 WINDOW 0 24 72 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D1 SYMATTR Value MBRS130L SYMBOL schottky 2160 864 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D2 SYMATTR Value BAT54 SYMBOL VOLTAGE 1472 1056 R0 SYMATTR InstName V1 SYMATTR Value 5 SYMBOL cap 2304 1024 R0 SYMATTR InstName C1 SYMATTR Value 22µ SYMBOL cap 1552 1200 R0 WINDOW 3 26 55 Left 2 SYMATTR Value .1µ SYMATTR InstName C3 SYMBOL RES 1552 1056 R0 SYMATTR InstName R4 SYMATTR Value 15K SYMBOL PowerProducts\\LT1933 1824 1120 R0 SYMATTR InstName U1 SYMBOL res 2400 1008 R0 SYMATTR InstName Rload SYMATTR Value 6.6 TEXT 1928 1288 Left 2 !.tran 1m startup