Version 4
SHEET 1 2740 1752
WIRE 1616 1056 1552 1056
WIRE 1808 1056 1616 1056
WIRE 2064 1056 1808 1056
WIRE 2176 1056 2112 1056
WIRE 2304 1056 2240 1056
WIRE 1552 1072 1552 1056
WIRE 2064 1072 2064 1056
WIRE 2112 1072 2112 1056
WIRE 2304 1088 2304 1056
WIRE 1552 1168 1552 1152
WIRE 1968 1184 1936 1184
WIRE 2064 1184 2064 1152
WIRE 2064 1184 2048 1184
WIRE 2304 1184 2304 1152
WIRE 1808 1232 1808 1056
WIRE 1936 1232 1936 1184
WIRE 1616 1312 1616 1056
WIRE 1728 1312 1616 1312
WIRE 2064 1312 2064 1184
WIRE 2064 1312 2016 1312
WIRE 1616 1392 1616 1312
WIRE 1632 1392 1616 1392
WIRE 1728 1392 1712 1392
WIRE 2112 1392 2112 1152
WIRE 2112 1392 2016 1392
WIRE 1616 1472 1616 1392
WIRE 1728 1472 1616 1472
WIRE 2032 1472 2016 1472
WIRE 2128 1472 2112 1472
WIRE 1808 1568 1808 1552
WIRE 1936 1568 1936 1552
WIRE 1808 1648 1808 1632
FLAG 2304 1184 0
FLAG 2128 1472 0
FLAG 1936 1568 0
FLAG 1808 1648 0
FLAG 1552 1168 0
FLAG 1552 1056 IN
FLAG 2304 1056 OUT
SYMBOL POWERPRODUCTS\\LT3420 1872 1392 R0
WINDOW 0 -16 -180 Left 2
SYMATTR InstName U1
SYMBOL ind2 2048 1056 R0
WINDOW 0 -6 35 Right 2
WINDOW 3 -4 73 Right 2
SYMATTR InstName L1
SYMATTR Value 20µ
SYMATTR SpiceLine Rpar=2K Rser=.1
SYMBOL ind2 2128 1168 R180
WINDOW 0 -3 72 Right 2
WINDOW 3 0 43 Right 2
SYMATTR InstName L2
SYMATTR Value {20u*12*12}
SYMATTR SpiceLine Rpar=1Meg
SYMBOL RES 2064 1168 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 51.1K
SYMBOL cap 2288 1088 R0
SYMATTR InstName C1
SYMATTR Value .1µ
SYMATTR SpiceLine Rpar=.1Meg
SYMBOL diode 2176 1072 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMBOL res 2016 1488 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R2
SYMATTR Value 2K
SYMBOL cap 1792 1568 R0
SYMATTR InstName C2
SYMATTR Value 1000p
SYMBOL res 1728 1376 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL VOLTAGE 1552 1056 R0
SYMATTR InstName V1
SYMATTR Value 5
TEXT 2176 1392 Left 2 !.tran 10m
TEXT 2088 1056 Bottom 2 !K1 L1 L2 1