* SPICE netlist
XU1 0 MP_01 0 MP_02 N017 Vaux Vaux Vaux N030 N050 N037 N048 NC_03 N049 N041 N009 MP_04 N032 MP_05 N031 0 LT8311 ;pnba CSW))FSW))FG)INTVcc)Vin)_PMode)OPTO)COMP)FB)Timer)_Pgood)SS)SYNC)CG))CSN))CSP)GND
R1 N024 0 5m
L1 IN N004 530 Rser=18m
L2 N001 N005 190.8 Rser=6.3m
L3 N001 OUT 15 Rser=5m Rpar=10K
C2 OUT 0 22 x4 Rser=10m
R2 OUT N037 100K
R3 N037 0 5.36K
R4 N027 N025 6.04K
R5 0 N027 5.76K
V1 IN 0 100
Rload OUT 0 2
C3 0 INTVcc 4.7
M1 N004 N023 N024 N024 IPB200N25N3
R6 N025 IN 704.98K
R7 N030 N029 3.16K
R8 N028 INTVcc 100
R9 0 N036 1.2K
XU3 N029 0 N028 N036 PC817 Igain=3.4m ;pnba A)K)C)E
C5 N037 OUT 68p
L4 0 N040 785 Rser=.6
C6 N039 N040 220p
R12 N041 0 560
C8 0 N033 .02
C9 0 N038 .047
R13 N042 0 52.3K
R14 N043 0 82.5K
R15 N044 0 80.1K
R16 N045 0 93.1K
R17 N046 0 53K
R18 N047 0 10K
R19 N026 N024 2K
M2 N005 N017 0 0 BSC082N10LS
C10 OUT 0 470 V=25 Irms=985m Rser=0.07 Lser=0 mfg="Nichicon" pn="UPL1E471MRH6" type="Al electrolytic"
L6 IN N006 4m Rser=24.3
M5 N006 N020 N011 N011 STP8NM60
R21 N011 0 .15
R22 N011 N019 499
L8 0 N002 62.5 Rser=.45
D2 N002 INTVcc BAT46WJ
R23 0 N008 806
R24 N008 INTVcc 10K
C13 0 N018 3.3n Rser=22K
L7 0 N003 46 Rser=.65
D3 N003 Vaux BAT46WJ
C14 Vaux 0 4.7
L5 0 N041 785 Rser=.6
C15 0 INTVcc 10
R25 N034 N035 22K
R26 N035 N036 22K
C16 N028 0 1
C4 Vaux 0 4.7
R11 0 N032 100
R27 N010 N031 100
R10 N048 0 365K
C1 N049 0 .015
C7 N050 0 .022 Rser=5.11K Cpar=100p
M3 N001 N009 N010 N010 BSC082N10LS
XU2 N008 N018 N042 N035 N034 NC_06 N033 N043 N025 N027 N045 N046 N047 N044 MP_07 MP_08 N038 0 0 0 N026 N024 MP_09 N022 MP_10 INTVcc MP_11 N016 MP_12 N039 MP_13 N021 MP_14 N020 MP_15 N019 LT3752-1 ;pnba HFB)HCOMP)Rt)FB)Comp)SYNC)SS1)Ivsec)UVLO_Vsec)OVLO)Tao)Tas)Tos)Tblnk)))SS2)GND)PGND)Isensen)Isensep)OC))OUT))INTVcc))Vin))SOUT))AOUT))HOUT))HIsense
M4 N007 N015 N004 N004 BSC16DN25NS3
C11 IN N007 15n Rser=1K Cpar=4.7n
D1 N004 N015 UPSC600
C17 N015 N004 470p Rpar=10K
C18 N014 N015 3.3n
L9 N013 0 2m Rser=1.4
L10 N014 N004 2m Rser=1.4
C19 N012 N013 220n
R20 N012 N021 100
R28 N010 0 2m
C12 N016 0 10 ic=9.4
R29 IN N016 204K
D4 INTVcc N016 1N5817
R30 N022 N023 10
K1 L1 L2 1
.tran 10m startup uic
K2 L5 L4 1
K3 L6 L7 L8 1
K4 L9 L10 1

* LTspice schematic (.asc)
Version 4
SHEET 1 2752 1168
WIRE -1296 -584 -1376 -584
WIRE -1248 -584 -1296 -584
WIRE -752 -584 -1248 -584
WIRE -32 -584 -752 -584
WIRE 80 -584 -32 -584
WIRE 480 -584 160 -584
WIRE 528 -584 480 -584
WIRE 768 -584 608 -584
WIRE 896 -584 768 -584
WIRE 1248 -584 896 -584
WIRE 1376 -584 1248 -584
WIRE -1376 -568 -1376 -584
WIRE 80 -568 80 -584
WIRE 96 -568 80 -568
WIRE 160 -568 160 -584
WIRE 160 -568 144 -568
WIRE 768 -568 768 -584
WIRE 896 -568 896 -584
WIRE 1376 -568 1376 -584
WIRE -752 -552 -752 -584
WIRE -32 -552 -32 -584
WIRE -1184 -536 -1200 -536
WIRE -1072 -536 -1120 -536
WIRE -960 -536 -1072 -536
WIRE -928 -536 -960 -536
WIRE -800 -536 -864 -536
WIRE -608 -536 -672 -536
WIRE -512 -536 -544 -536
WIRE -1072 -520 -1072 -536
WIRE -960 -520 -960 -536
WIRE -800 -520 -800 -536
WIRE -672 -520 -672 -536
WIRE -512 -520 -512 -536
WIRE -1248 -488 -1248 -584
WIRE 96 -488 80 -488
WIRE 160 -488 144 -488
WIRE 480 -488 480 -584
WIRE 768 -488 768 -504
WIRE 896 -488 896 -504
WIRE -1376 -472 -1376 -488
WIRE 1376 -472 1376 -488
WIRE -752 -456 -752 -472
WIRE -1072 -440 -1072 -456
WIRE -32 -440 -32 -488
WIRE -960 -424 -960 -440
WIRE -896 -424 -960 -424
WIRE -800 -424 -800 -440
WIRE -672 -424 -672 -440
WIRE -512 -424 -512 -456
WIRE 432 -408 400 -408
WIRE 480 -376 480 -392
WIRE 944 -376 480 -376
WIRE -752 -360 -800 -360
WIRE -464 -360 -512 -360
WIRE -384 -360 -400 -360
WIRE -256 -360 -288 -360
WIRE -176 -360 -192 -360
WIRE -112 -360 -176 -360
WIRE -80 -360 -112 -360
WIRE 160 -360 160 -488
WIRE 480 -360 480 -376
WIRE -752 -344 -752 -360
WIRE -512 -344 -512 -360
WIRE -384 -344 -384 -360
WIRE -288 -344 -288 -360
WIRE -112 -344 -112 -360
WIRE -1248 -328 -1248 -408
WIRE -1216 -328 -1248 -328
WIRE -1120 -328 -1120 -536
WIRE -1120 -328 -1152 -328
WIRE -960 -328 -960 -344
WIRE -800 -328 -800 -360
WIRE -176 -328 -176 -360
WIRE -32 -328 -32 -344
WIRE 80 -328 80 -488
WIRE 80 -328 -32 -328
WIRE -992 -312 -992 -328
WIRE 288 -280 208 -280
WIRE -752 -248 -752 -264
WIRE -384 -248 -384 -264
WIRE -288 -248 -288 -264
WIRE -176 -248 -176 -264
WIRE -176 -248 -288 -248
WIRE -112 -248 -112 -280
WIRE -112 -248 -176 -248
WIRE 80 -248 80 -328
WIRE 80 -248 -112 -248
WIRE 160 -248 160 -264
WIRE 480 -248 480 -280
WIRE -992 -232 -992 -248
WIRE -896 -232 -896 -424
WIRE -800 -232 -800 -248
WIRE -704 -232 -704 -376
WIRE -608 -232 -608 -248
WIRE -512 -232 -512 -264
WIRE -1248 -168 -1248 -328
WIRE -1136 -168 -1248 -168
WIRE -1120 -168 -1120 -328
WIRE -1104 -168 -1120 -168
WIRE -208 -168 -400 -168
WIRE 32 -168 -128 -168
WIRE -1248 -152 -1248 -168
WIRE 400 -136 400 -408
WIRE 1040 -136 400 -136
WIRE 288 -88 288 -280
WIRE 656 -88 288 -88
WIRE -1248 -72 -1248 -88
WIRE -1136 -72 -1136 -168
WIRE -1104 -72 -1136 -72
WIRE 16 -72 -400 -72
WIRE -1296 -56 -1296 -584
WIRE 224 -8 224 -24
WIRE 496 -8 480 -8
WIRE 576 -8 560 -8
WIRE -1104 24 -1296 24
WIRE -112 24 -400 24
WIRE 16 24 16 -72
WIRE 16 24 -32 24
WIRE 80 24 80 -152
WIRE 80 24 16 24
WIRE -1296 40 -1296 24
WIRE 80 40 80 24
WIRE 944 40 944 -376
WIRE 1136 40 1136 24
WIRE 1248 104 1248 -584
WIRE 1344 104 1248 104
WIRE -1104 120 -1296 120
WIRE -384 120 -400 120
WIRE 144 120 128 120
WIRE 224 120 224 72
WIRE 224 120 208 120
WIRE 240 120 224 120
WIRE 448 120 432 120
WIRE 544 120 528 120
WIRE 1248 120 1248 104
WIRE 1344 120 1344 104
WIRE -1296 136 -1296 120
WIRE 80 136 80 120
WIRE 656 136 656 -88
WIRE 752 136 752 120
WIRE 848 136 848 120
WIRE 944 136 944 120
WIRE 1040 136 1040 -136
WIRE 1136 136 1136 120
WIRE -1184 216 -1200 216
WIRE -1104 216 -1120 216
WIRE -128 216 -400 216
WIRE -32 216 -48 216
WIRE -16 216 -32 216
WIRE 176 216 64 216
WIRE 240 216 176 216
WIRE 448 216 432 216
WIRE 576 216 576 -8
WIRE 592 216 576 216
WIRE 1248 216 1248 200
WIRE 1248 216 1200 216
WIRE 1344 216 1344 184
WIRE 1344 216 1248 216
WIRE -1296 232 -1296 216
WIRE 176 232 176 216
WIRE 1344 232 1344 216
WIRE -1184 312 -1200 312
WIRE -1104 312 -1120 312
WIRE -32 312 -32 216
WIRE -32 312 -400 312
WIRE 576 312 576 216
WIRE 592 312 576 312
WIRE 1344 328 1344 312
WIRE -96 408 -400 408
WIRE 64 408 -32 408
WIRE 240 408 112 408
WIRE 592 408 240 408
WIRE 1216 408 1200 408
WIRE 64 424 64 408
WIRE 112 424 112 408
WIRE 240 424 240 408
WIRE -1040 488 -1040 472
WIRE -944 488 -944 472
WIRE -848 488 -848 472
WIRE -752 488 -752 472
WIRE -656 488 -656 472
WIRE -560 488 -560 472
WIRE 544 488 544 120
WIRE 656 488 656 472
WIRE 656 488 544 488
WIRE 944 488 944 472
WIRE -464 504 -464 472
WIRE 576 504 576 312
WIRE 752 504 752 472
WIRE 752 504 576 504
WIRE 848 504 848 472
WIRE 1040 504 1040 472
WIRE 64 520 64 504
WIRE 112 520 112 504
WIRE 240 520 240 504
WIRE -1040 584 -1040 568
WIRE -944 584 -944 568
WIRE -848 584 -848 568
WIRE -752 584 -752 568
WIRE -656 584 -656 568
WIRE -560 584 -560 568
WIRE 848 584 848 568
WIRE 944 584 944 568
WIRE 1040 584 1040 568
FLAG 1216 408 0
FLAG 80 136 0
FLAG 768 -488 0
FLAG 1376 -472 0
FLAG 1344 328 0
FLAG -1296 232 0
FLAG -1376 -472 0
FLAG -1376 -584 IN
FLAG 1376 -584 OUT
FLAG -1200 -536 0
FLAG 448 216 0
FLAG 176 312 0
FLAG 64 520 0
FLAG -1200 216 0
FLAG -1200 312 0
FLAG -1040 584 0
FLAG -944 584 0
FLAG -848 584 0
FLAG -752 584 0
FLAG -656 584 0
FLAG -560 584 0
FLAG -464 504 0
FLAG -384 120 0
FLAG 160 -248 0
FLAG 480 -248 0
FLAG 896 -488 0
FLAG -608 -248 0
FLAG -752 -248 0
FLAG -800 -424 0
FLAG -960 -328 0
FLAG -992 -328 0
FLAG -672 -424 0
FLAG -512 -424 0
FLAG -512 -536 Vaux
FLAG -1072 -536 INTVcc
FLAG 112 520 0
FLAG 240 520 0
FLAG 576 -8 Vaux
FLAG -1072 -440 0
FLAG 128 120 0
FLAG 224 -24 INTVcc
FLAG 480 -8 0
FLAG 752 120 0
FLAG 848 120 0
FLAG 1136 24 0
FLAG 944 584 0
FLAG 848 584 0
FLAG 1040 584 0
FLAG -384 -248 0
FLAG -1248 -72 0
SYMBOL PowerProducts\\LT8311 896 312 R0
SYMATTR InstName U1
SYMBOL res 64 24 R0
SYMATTR InstName R1
SYMATTR Value 5m
SYMBOL ind2 80 -584 R0
SYMATTR InstName L1
SYMATTR Value 530
SYMATTR Type ind
SYMATTR SpiceLine Rser=18m
SYMBOL ind2 160 -584 M0
SYMATTR InstName L2
SYMATTR Value 190.8
SYMATTR Type ind
SYMATTR SpiceLine Rser=6.3m
SYMBOL ind2 512 -568 R270
SYMATTR InstName L3
SYMATTR Value 15
SYMATTR SpiceLine Rser=5m Rpar=10K
SYMATTR Type ind
SYMBOL cap 752 -568 R0
SYMATTR Value2 x4
SYMATTR Value 22
SYMATTR InstName C2
SYMATTR SpiceLine Rser=10m
SYMBOL res 1232 104 R0
SYMATTR Value 100K
SYMATTR InstName R2
SYMBOL res 1328 216 R0
SYMATTR InstName R3
SYMATTR Value 5.36K
SYMBOL res -1312 136 M180
SYMATTR InstName R4
SYMATTR Value 6.04K
SYMBOL res -1312 232 M180
SYMATTR InstName R5
SYMATTR Value 5.76K
SYMBOL voltage -1376 -584 R0
SYMATTR InstName V1
SYMATTR Value 100
SYMBOL res 1360 -584 R0
SYMATTR InstName Rload
SYMATTR Value 2
SYMBOL cap -1184 -552 M90
SYMATTR InstName C3
SYMATTR Value 4.7
SYMBOL nmos 32 -248 R0
SYMATTR InstName M1
SYMATTR Value IPB200N25N3
SYMBOL res -1312 40 M180
SYMATTR InstName R6
SYMATTR Value 704.98K
SYMBOL res 544 104 R90
SYMATTR InstName R7
SYMATTR Value 3.16K
SYMBOL res 208 88 M180
SYMATTR InstName R8
SYMATTR Value 100
SYMBOL res 160 328 M180
SYMATTR InstName R9
SYMATTR Value 1.2K
SYMBOL Optos\\PC817D 336 168 M0
SYMATTR InstName U3
SYMBOL cap 1328 184 M180
SYMATTR InstName C5
SYMATTR Value 68p
SYMBOL ind2 48 520 M180
SYMATTR InstName L4
SYMATTR Value 785
SYMATTR Type ind
SYMATTR SpiceLine Rser=.6
SYMBOL cap -96 392 M90
SYMATTR InstName C6
SYMATTR Value 220p
SYMBOL res 224 408 R0
SYMATTR InstName R12
SYMATTR Value 560
SYMBOL cap -1184 200 M90
SYMATTR InstName C8
SYMATTR Value .02
SYMBOL cap -1184 296 M90
SYMATTR InstName C9
SYMATTR Value .047
SYMBOL res -1056 472 R0
SYMATTR InstName R13
SYMATTR Value 52.3K
SYMBOL res -960 472 R0
SYMATTR InstName R14
SYMATTR Value 82.5K
SYMBOL res -864 472 R0
SYMATTR InstName R15
SYMATTR Value 80.1K
SYMBOL res -768 472 R0
SYMATTR InstName R16
SYMATTR Value 93.1K
SYMBOL res -672 472 R0
SYMATTR InstName R17
SYMATTR Value 53K
SYMBOL res -576 472 R0
SYMATTR InstName R18
SYMATTR Value 10K
SYMBOL res -128 40 R270
SYMATTR InstName R19
SYMATTR Value 2K
SYMBOL nmos 208 -360 M0
SYMATTR Value BSC082N10LS
SYMATTR InstName M2
SYMBOL polcap 880 -568 R0
SYMATTR Value 470
SYMATTR InstName C10
SYMATTR SpiceLine V=25 Irms=985m Rser=0.07 Lser=0 mfg="Nichicon" pn="UPL1E471MRH6" type="Al electrolytic"
SYMATTR Description Capacitor
SYMATTR Type cap
SYMBOL ind2 -768 -568 R0
SYMATTR InstName L6
SYMATTR Value 4m
SYMATTR Type ind
SYMATTR SpiceLine Rser=24.3
SYMBOL nmos -704 -456 M0
SYMATTR InstName M5
SYMATTR Value STP8NM60
SYMBOL res -768 -360 R0
SYMATTR InstName R21
SYMATTR Value .15
SYMBOL res -784 -344 M0
SYMATTR InstName R22
SYMATTR Value 499
SYMBOL ind2 -784 -424 R180
SYMATTR InstName L8
SYMATTR Value 62.5
SYMATTR Type ind
SYMATTR SpiceLine Rser=.45
SYMBOL schottky -864 -552 R90
SYMATTR InstName D2
SYMATTR Value BAT46WJ
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res -944 -328 R180
SYMATTR InstName R23
SYMATTR Value 806
SYMBOL res -944 -424 R180
SYMATTR InstName R24
SYMATTR Value 10K
SYMBOL cap -1008 -312 R0
SYMATTR Value 3.3n
SYMATTR SpiceLine Rser=22K
SYMATTR InstName C13
SYMBOL ind2 -688 -424 M180
SYMATTR InstName L7
SYMATTR Value 46
SYMATTR Type ind
SYMATTR SpiceLine Rser=.65
SYMBOL schottky -608 -552 M90
SYMATTR InstName D3
SYMATTR Value BAT46WJ
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -528 -520 R0
SYMATTR InstName C14
SYMATTR Value 4.7
SYMBOL ind2 128 520 R180
SYMATTR InstName L5
SYMATTR Value 785
SYMATTR Type ind
SYMATTR SpiceLine Rser=.6
SYMBOL cap -1088 -456 M180
SYMATTR InstName C15
SYMATTR Value 10
SYMBOL res -144 232 R270
SYMATTR InstName R25
SYMATTR Value 22K
SYMBOL res -32 232 R270
SYMATTR InstName R26
SYMATTR Value 22K
SYMBOL cap 208 104 R90
SYMATTR InstName C16
SYMATTR Value 1
SYMBOL cap 560 -24 R90
SYMATTR InstName C4
SYMATTR Value 4.7
SYMBOL res 1120 24 R0
SYMATTR InstName R11
SYMATTR Value 100
SYMBOL res 928 24 R0
SYMATTR InstName R27
SYMATTR Value 100
SYMBOL res 928 472 R0
SYMATTR Value 365K
SYMATTR InstName R10
SYMBOL cap 832 504 R0
SYMATTR InstName C1
SYMATTR Value .015
SYMBOL cap 1024 504 R0
SYMATTR SpiceLine Rser=5.11K Cpar=100p
SYMATTR Value .022
SYMATTR InstName C7
SYMBOL nmos 432 -488 R0
SYMATTR Value BSC082N10LS
SYMATTR InstName M3
SYMBOL PowerProducts\\LT3752-1 -752 120 R0
SYMATTR InstName U2
SYMBOL nmos -80 -440 R0
SYMATTR InstName M4
SYMATTR Value BSC16DN25NS3
SYMBOL cap -48 -552 R0
SYMATTR SpiceLine Rser=1K Cpar=4.7n
SYMATTR InstName C11
SYMATTR Value 15n
SYMBOL diode -128 -280 M180
SYMATTR InstName D1
SYMATTR Value UPSC600
SYMBOL cap -192 -328 R0
SYMATTR SpiceLine Rpar=10K
SYMATTR InstName C17
SYMATTR Value 470p
SYMBOL cap -256 -344 R270
SYMATTR InstName C18
SYMATTR Value 3.3n
SYMBOL ind2 -400 -360 R0
SYMATTR InstName L9
SYMATTR Value 2m
SYMATTR Type ind
SYMATTR SpiceLine Rser=1.4
SYMBOL ind2 -272 -360 M0
SYMATTR InstName L10
SYMATTR Value 2m
SYMATTR Type ind
SYMATTR SpiceLine Rser=1.4
SYMBOL cap -464 -344 R270
SYMATTR InstName C19
SYMATTR Value 220n
SYMBOL res -528 -360 R0
SYMATTR InstName R20
SYMATTR Value 100
SYMBOL res 464 -376 R0
SYMATTR InstName R28
SYMATTR Value 2m
SYMBOL cap -1264 -152 R0
SYMATTR Value2 ic=9.4
SYMATTR InstName C12
SYMATTR Value 10
SYMBOL res -1264 -504 R0
SYMATTR InstName R29
SYMATTR Value 204K
SYMBOL schottky -1152 -344 R90
SYMATTR InstName D4
SYMATTR Value 1N5817
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res -224 -152 R270
SYMATTR InstName R30
SYMATTR Value 10