Version 4
SHEET 1 1032 680
WIRE -144 -16 -240 -16
WIRE 128 -16 -144 -16
WIRE -240 0 -240 -16
WIRE 128 0 128 -16
WIRE -144 48 -144 -16
WIRE -128 48 -144 48
WIRE 16 48 -48 48
WIRE 448 48 368 48
WIRE 544 48 448 48
WIRE 640 48 544 48
WIRE 448 64 448 48
WIRE 544 64 544 48
WIRE 640 64 640 48
WIRE -240 96 -240 80
WIRE -144 128 -144 48
WIRE -80 128 -144 128
WIRE 16 128 0 128
WIRE 448 128 368 128
WIRE 448 144 448 128
WIRE 544 160 544 128
WIRE 640 160 640 144
WIRE 16 208 0 208
WIRE 384 208 368 208
WIRE 448 240 448 224
WIRE 0 288 0 208
WIRE 16 288 0 288
WIRE 384 288 368 288
WIRE -80 368 -96 368
WIRE 16 368 0 368
WIRE -64 448 -80 448
WIRE 16 448 0 448
WIRE -64 528 -80 528
WIRE 16 528 0 528
WIRE 384 528 368 528
WIRE 480 528 464 528
WIRE 128 592 128 576
WIRE 256 592 256 576
FLAG 128 592 0
FLAG 256 592 0
FLAG -96 368 0
FLAG 544 160 0
FLAG 640 160 0
FLAG -240 96 0
FLAG -80 528 0
FLAG 640 48 OUT
FLAG -240 -16 IN
FLAG -80 448 0
FLAG 480 528 0
FLAG 384 288 0
FLAG 448 240 0
SYMBOL res -96 352 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 2Meg
SYMBOL cap 528 64 R0
SYMATTR InstName C1
SYMATTR Value 240µ
SYMBOL res -32 32 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL res 16 112 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 100K
SYMBOL cap 0 512 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 10µ
SYMBOL voltage -240 -16 R0
SYMATTR InstName V1
SYMATTR Value 30
SYMBOL PowerProducts\\LTM4612 192 288 R0
SYMATTR InstName U1
SYMBOL cap 0 432 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value .002µ
SYMBOL res 368 544 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R4
SYMATTR Value 392K
SYMBOL res 432 128 R0
SYMATTR InstName R5
SYMATTR Value 5.23K
SYMBOL cap 432 64 R0
WINDOW 3 24 54 Left 2
SYMATTR Value 22p
SYMATTR InstName C4
SYMBOL res 624 48 R0
SYMATTR InstName Rload
SYMATTR Value 2.4
TEXT 488 392 Left 2 !.tran 1.2m startup