* SPICE netlist
R1 N017 N021 1K
C1 N021 0 3300p
C2 N020 0 270p
C3 N019 0 270p
R2 N018 N022 1K
C4 N022 0 3300p
MQ1 N011 N016 0 0 FDS6680A
L1 N011 N012 33
R3 N012 OUT2 50m
C5 OUT2 0 220 Rser=0.1 x2
D1 0 N011 1N5818
MQ2 N010 N015 0 0 FDS6680A
MQ3 N010 N005 IN IN FDC638P
L2 N010 N009 20
R4 N009 OUT1 50m
C6 OUT1 0 220 Rser=0.1 x2
D2 0 N010 1N5818
C7 N009 OUT1 1000p
Rload2 OUT2 0 5
Rload1 OUT1 0 5
V1 IN 0 25
MQ4 N011 N006 IN IN FDC638P
C8 N006 N008 .1
C9 N001 N004 .15
C10 N001 0 3.3
C11 N001 0 3.3
C12 N005 N007 .1
C13 N012 OUT2 1000p
C14 N001 N003 .15
R7 0 N023 1K
R8 N023 OUT1 3K
XU1 MP_01 IN N003 N005 N007 N015 N023 N001 N019 N017 0 N013 OUT1 N009 N018 N020 OUT2 N012 N014 0 N001 0 N016 N008 N006 N004 N002 OUT2 LTC1267-ADJ5 ;pnba )Vin)CAP1)P-gate1)P-drive1)N-gate1)FB)Vcc1)Ct1)Ith1)SGND1)SHDN1)Sense-1)Sense+1)Ith5)Ct5)Sense-5)Sense+5)SHDN5)SGND5)Vcc5)PGND)N-gate5)P-drive5)P-gate5)CAP5)MSHDN)EXTVcc
.tran 1.5m

* LTspice schematic (.asc)
Version 4
SHEET 1 2176 992
WIRE -656 -496 -768 -496
WIRE 64 -496 -656 -496
WIRE 720 -496 64 -496
WIRE -768 -480 -768 -496
WIRE 960 -480 224 -480
WIRE -416 -464 -496 -464
WIRE -256 -464 -416 -464
WIRE 384 -464 -256 -464
WIRE 496 -464 384 -464
WIRE 608 -464 496 -464
WIRE -496 -448 -496 -464
WIRE 608 -448 608 -464
WIRE -416 -416 -416 -464
WIRE 496 -416 496 -464
WIRE -256 -400 -256 -464
WIRE -96 -400 -96 -432
WIRE 64 -400 64 -496
WIRE 224 -400 224 -480
WIRE 384 -400 384 -464
WIRE -768 -384 -768 -400
WIRE -496 -368 -496 -384
WIRE 608 -368 608 -384
WIRE -416 -320 -416 -352
WIRE -336 -320 -416 -320
WIRE 496 -320 496 -352
WIRE 496 -320 464 -320
WIRE -656 -256 -656 -496
WIRE 720 -256 720 -496
WIRE -416 -240 -608 -240
WIRE -336 -240 -416 -240
WIRE 496 -240 464 -240
WIRE 672 -240 496 -240
WIRE -416 -160 -416 -176
WIRE -336 -160 -416 -160
WIRE 496 -160 496 -176
WIRE 496 -160 464 -160
WIRE -912 -128 -928 -128
WIRE -816 -128 -832 -128
WIRE -784 -128 -816 -128
WIRE -656 -128 -656 -160
WIRE -656 -128 -704 -128
WIRE 720 -128 720 -160
WIRE 752 -128 720 -128
WIRE 848 -128 832 -128
WIRE 864 -128 848 -128
WIRE 960 -128 960 -480
WIRE 960 -128 944 -128
WIRE -816 -80 -816 -128
WIRE -416 -80 -816 -80
WIRE -336 -80 -416 -80
WIRE 496 -80 464 -80
WIRE 848 -80 848 -128
WIRE 848 -80 496 -80
WIRE -928 0 -928 -128
WIRE -928 0 -1072 0
WIRE -512 0 -928 0
WIRE -416 0 -416 -16
WIRE -416 0 -512 0
WIRE -336 0 -416 0
WIRE 496 0 496 -16
WIRE 496 0 464 0
WIRE 960 0 960 -128
WIRE 960 0 496 0
WIRE 1088 0 960 0
WIRE -1072 16 -1072 0
WIRE -928 16 -928 0
WIRE 960 16 960 0
WIRE 1088 16 1088 0
WIRE -656 64 -656 -128
WIRE -656 64 -768 64
WIRE 720 64 720 -128
WIRE 864 64 720 64
WIRE -656 80 -656 64
WIRE -336 80 -368 80
WIRE 496 80 464 80
WIRE 720 80 720 64
WIRE -768 96 -768 64
WIRE 864 96 864 64
WIRE -1072 112 -1072 96
WIRE -928 112 -928 80
WIRE 960 112 960 80
WIRE 1088 112 1088 96
WIRE -336 160 -608 160
WIRE 672 160 464 160
WIRE 864 176 864 160
WIRE -768 192 -768 160
WIRE -656 192 -656 176
WIRE 720 192 720 176
WIRE -512 240 -512 0
WIRE -336 240 -416 240
WIRE 544 240 464 240
WIRE -416 256 -416 240
WIRE 544 256 544 240
WIRE -192 336 -192 320
WIRE -64 336 -64 320
WIRE 64 336 64 320
WIRE 192 336 192 320
WIRE 320 336 320 320
WIRE -416 352 -416 336
WIRE 544 352 544 336
WIRE -192 416 -192 400
WIRE 320 416 320 400
WIRE -416 432 -416 416
WIRE 544 432 544 416
WIRE -512 496 -512 320
WIRE -272 496 -272 320
WIRE -272 496 -512 496
WIRE -256 496 -272 496
WIRE -160 496 -176 496
FLAG 544 432 0
FLAG 192 336 0
FLAG 320 416 0
FLAG -192 416 0
FLAG -64 336 0
FLAG 64 336 0
FLAG -416 432 0
FLAG 960 112 0
FLAG 720 192 0
FLAG 864 176 0
FLAG -928 112 0
FLAG -656 192 0
FLAG -768 192 0
FLAG 1088 112 0
FLAG -1072 112 0
FLAG -768 -384 0
FLAG 608 -368 0
FLAG -496 -368 0
FLAG -160 496 0
FLAG -768 -496 IN
FLAG -1072 0 OUT1
FLAG 1088 0 OUT2
SYMBOL RES -432 240 R0
SYMATTR InstName R1
SYMATTR Value 1K
SYMBOL cap -432 352 R0
SYMATTR InstName C1
SYMATTR Value 3300p
SYMBOL cap 304 336 R0
SYMATTR InstName C2
SYMATTR Value 270p
SYMBOL cap -208 336 R0
SYMATTR InstName C3
SYMATTR Value 270p
SYMBOL res 528 240 R0
SYMATTR InstName R2
SYMATTR Value 1K
SYMBOL cap 528 352 R0
SYMATTR InstName C4
SYMATTR Value 3300p
SYMBOL NMOS 672 80 R0
SYMATTR InstName Q1
SYMATTR Value FDS6680A
SYMBOL ind 736 -112 R270
SYMATTR InstName L1
SYMATTR Value 33
SYMBOL res 848 -144 M90
SYMATTR InstName R3
SYMATTR Value 50m
SYMBOL polcap 944 16 R0
SYMATTR SpiceLine2 x2
SYMATTR Value 220
SYMATTR SpiceLine Rser=0.1
SYMATTR InstName C5
SYMBOL schottky 848 160 M180
SYMATTR InstName D1
SYMATTR Value 1N5818
SYMBOL NMOS -608 80 M0
SYMATTR InstName Q2
SYMATTR Value FDS6680A
SYMBOL PMOS -608 -160 R180
SYMATTR InstName Q3
SYMATTR Value FDC638P
SYMBOL ind -688 -112 M270
SYMATTR InstName L2
SYMATTR Value 20
SYMBOL res -816 -144 R90
SYMATTR InstName R4
SYMATTR Value 50m
SYMBOL polcap -944 16 R0
SYMATTR SpiceLine2 x2
SYMATTR Value 220
SYMATTR SpiceLine Rser=0.1
SYMATTR InstName C6
SYMBOL schottky -784 160 M180
SYMATTR InstName D2
SYMATTR Value 1N5818
SYMBOL cap -432 -80 R0
SYMATTR InstName C7
SYMATTR Value 1000p
SYMBOL res 1072 0 R0
SYMATTR InstName Rload2
SYMATTR Value 5
SYMBOL res -1088 0 R0
SYMATTR InstName Rload1
SYMATTR Value 5
SYMBOL VOLTAGE -768 -496 R0
SYMATTR InstName V1
SYMATTR Value 25
SYMBOL PMOS 672 -160 M180
SYMATTR InstName Q4
SYMATTR Value FDC638P
SYMBOL cap 480 -240 R0
SYMATTR InstName C8
SYMATTR Value .1
SYMBOL cap 480 -416 R0
SYMATTR InstName C9
SYMATTR Value .15
SYMBOL polcap 592 -448 R0
SYMATTR InstName C10
SYMATTR Value 3.3
SYMBOL polcap -512 -448 R0
SYMATTR InstName C11
SYMATTR Value 3.3
SYMBOL cap -432 -240 R0
SYMATTR InstName C12
SYMATTR Value .1
SYMBOL cap 480 -80 R0
SYMATTR InstName C13
SYMATTR Value 1000p
SYMBOL cap -432 -416 R0
SYMATTR InstName C14
SYMATTR Value .15
SYMBOL res -160 480 R90
SYMATTR InstName R7
SYMATTR Value 1K
SYMBOL res -528 336 M180
SYMATTR InstName R8
SYMATTR Value 3K
SYMBOL PowerProducts\\LTC1267-ADJ5 64 -80 R0
SYMATTR InstName U1