Version 4
SHEET 1 880 680
WIRE -96 96 -208 96
WIRE 128 96 -96 96
WIRE 176 96 128 96
WIRE 304 96 256 96
WIRE 336 96 304 96
WIRE 464 96 400 96
WIRE 512 96 464 96
WIRE 608 96 512 96
WIRE -208 112 -208 96
WIRE -96 112 -96 96
WIRE 512 112 512 96
WIRE 608 112 608 96
WIRE 128 144 128 96
WIRE -208 208 -208 192
WIRE -96 208 -96 192
WIRE -16 208 -96 208
WIRE 304 208 304 96
WIRE 304 208 272 208
WIRE 512 208 512 176
WIRE 608 208 608 192
WIRE -96 288 -128 288
WIRE -16 288 -32 288
WIRE 368 288 272 288
WIRE 464 288 464 96
WIRE 464 288 448 288
WIRE -112 368 -128 368
WIRE -16 368 -32 368
WIRE 320 368 272 368
WIRE 416 368 384 368
WIRE 128 448 128 432
FLAG 128 448 0
FLAG 512 208 0
FLAG 416 368 0
FLAG -128 368 0
FLAG -128 288 0
FLAG -208 208 0
FLAG 608 208 0
FLAG -208 96 IN
FLAG 608 96 OUT
SYMBOL ind 160 112 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 22µ
SYMATTR SpiceLine Rser=50m
SYMBOL schottky 336 112 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value 1N5818
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 496 112 R0
SYMATTR InstName C1
SYMATTR Value 2.2µ
SYMATTR SpiceLine Rser=5m
SYMBOL cap 384 352 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
WINDOW 39 59 -25 VTop 2
SYMATTR InstName C2
SYMATTR Value 2200p
SYMATTR SpiceLine Rser=6.19K Cpar=47p
SYMBOL res -16 352 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 56.2K
SYMBOL cap -32 272 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value .001µ
SYMBOL voltage -208 96 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 464 272 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 130K
SYMBOL res 592 96 R0
SYMATTR InstName Rload
SYMATTR Value 96
SYMBOL res -112 96 R0
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL PowerProducts\\LT8570 128 288 R0
SYMATTR InstName U1
TEXT 264 472 Left 2 !.tran .5m startup