* SPICE netlist
M1 N003 N010 IN IN FDS4885C_P
L1 N003 N004 22 Rser=40m
R1 OUT N004 25m
C1 0 OUT 220 Rser=8m
R2 OUT N001 23.2K
R3 N001 0 10K
D1 0 N003 MBRS140
V1 IN 0 12
XU1 N008 N021 N020 N019 N018 N017 N016 N015 N014 0 MP_01 MP_02 MP_03 MP_04 N006 N002 MP_05 MP_06 MP_07 MP_08 MP_09 N029 N028 N027 N026 N025 N024 N023 N022 0 N011 N012 N001 OUT N004 N009 N010 IN N005 N007 N013 N030 N013 N031 N013 N031 N013 N031 N013 N031 N013 N031 N013 N031 N013 N031 N013 N031 N013 N031 N013 N031 N013 N031 N013 N031 N013 N031 N013 N031 N013 N031 LT3745 ;pnba EN/UVLO)LED7)LED6)LED5)LED4)LED3)LED2)LED1)LED0)GND)))))Vcc)PWMCK))))))LED15)LED14)LED13)LED12)LED11)LED10)LED9)LED8)SYNC)RT)SS)FB)ISN)ISP)CAP)Gate)Vin)C1)Iset)GS0)DC0)GS1)DC1)GS2)DC2)GS3)DC3)GS4)DC4)GS5)DC5)GS6)DC6)GS7)DC7)GS8)DC8)GS9)DC9)GS10)DC10)GS11)DC11)GS12)DC12)GS13)DC13)GS14)DC14)GS15)DC15
C2 0 N012 10n
R4 0 N011 105K
C3 IN N009 .47
DLED0 OUT N014 AOT-2015
DLED1 OUT N015 AOT-2015
DLED2 OUT N016 AOT-2015
DLED3 OUT N017 AOT-2015
DLED4 OUT N018 AOT-2015
DLED5 OUT N019 AOT-2015
DLED6 OUT N020 AOT-2015
DLED7 OUT N021 AOT-2015
DLED8 OUT N022 AOT-2015
DLED9 OUT N023 AOT-2015
DLED10 OUT N024 AOT-2015
DLED11 OUT N025 AOT-2015
DLED12 OUT N026 AOT-2015
DLED13 OUT N027 AOT-2015
DLED14 OUT N028 AOT-2015
DLED15 OUT N029 AOT-2015
R5 N006 N008 100K
V2 N006 0 PWL(0 0 200u 0 +20u 5)
Vgs N013 0 1003
Vdc0 N030 0 PWL(0 15 2m 15 +1u 55)
R6 0 N007 60.4K
Vc1 N005 0 PWL(0 0 0.5m 0 +1u 3.3)
V3 N002 0 PULSE(0 3.3 0 100n 100n 1.1207u 2.341406u)
Vdc1-15 N031 0 32
.tran 4m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1824 1744
WIRE 272 -824 272 -872
WIRE 320 -824 272 -824
WIRE 448 -824 400 -824
WIRE 480 -824 448 -824
WIRE 592 -824 560 -824
WIRE 272 -792 272 -824
WIRE 16 -760 -144 -760
WIRE -144 -744 -144 -760
WIRE -864 -728 -912 -728
WIRE -496 -728 -784 -728
WIRE 448 -728 448 -824
WIRE 448 -728 416 -728
WIRE -304 -664 -304 -712
WIRE 16 -664 16 -760
WIRE 160 -664 16 -664
WIRE 272 -664 272 -728
WIRE 272 -664 256 -664
WIRE 304 -664 272 -664
WIRE 448 -664 384 -664
WIRE 480 -664 448 -664
WIRE 592 -664 592 -824
WIRE 592 -664 560 -664
WIRE 656 -664 592 -664
WIRE 912 -664 656 -664
WIRE -144 -648 -144 -664
WIRE 656 -632 656 -664
WIRE 448 -568 448 -664
WIRE 512 -568 448 -568
WIRE -816 -552 -864 -552
WIRE -576 -552 -736 -552
WIRE -400 -552 -400 -584
WIRE -304 -552 -304 -584
WIRE -192 -552 -304 -552
WIRE -64 -552 -192 -552
WIRE 16 -536 16 -664
WIRE 96 -536 16 -536
WIRE 656 -536 656 -568
WIRE 656 -536 640 -536
WIRE -192 -520 -192 -552
WIRE 336 -520 336 -536
WIRE 16 -504 16 -536
WIRE 256 -504 256 -520
WIRE -576 -408 -576 -552
WIRE -496 -408 -496 -728
WIRE -400 -408 -400 -472
WIRE -304 -408 -304 -440
WIRE -192 -408 -192 -440
WIRE -64 -408 -64 -552
WIRE 16 -408 16 -440
WIRE 96 -408 96 -536
WIRE 176 -408 176 -616
WIRE 256 -408 256 -424
WIRE 336 -408 336 -456
WIRE 416 -408 416 -728
WIRE 512 -408 512 -568
WIRE 592 -408 592 -664
WIRE -848 -344 -896 -344
WIRE -672 -344 -768 -344
WIRE -624 -344 -672 -344
WIRE 704 -344 656 -344
WIRE 912 -344 912 -664
WIRE 912 -344 768 -344
WIRE -672 -280 -672 -344
WIRE -624 -280 -672 -280
WIRE 816 -280 656 -280
WIRE 912 -280 912 -344
WIRE 912 -280 880 -280
WIRE -672 -216 -672 -280
WIRE -624 -216 -672 -216
WIRE 704 -216 656 -216
WIRE 912 -216 912 -280
WIRE 912 -216 768 -216
WIRE -672 -152 -672 -216
WIRE -624 -152 -672 -152
WIRE 816 -152 656 -152
WIRE 912 -152 912 -216
WIRE 912 -152 880 -152
WIRE -672 -88 -672 -152
WIRE -624 -88 -672 -88
WIRE 704 -88 656 -88
WIRE 912 -88 912 -152
WIRE 912 -88 768 -88
WIRE -672 -24 -672 -88
WIRE -624 -24 -672 -24
WIRE 816 -24 656 -24
WIRE 912 -24 912 -88
WIRE 912 -24 880 -24
WIRE -672 40 -672 -24
WIRE -624 40 -672 40
WIRE 704 40 656 40
WIRE 912 40 912 -24
WIRE 912 40 768 40
WIRE -672 104 -672 40
WIRE -624 104 -672 104
WIRE 816 104 656 104
WIRE 912 104 912 40
WIRE 912 104 880 104
WIRE -672 168 -672 104
WIRE -624 168 -672 168
WIRE 704 168 656 168
WIRE 912 168 912 104
WIRE 912 168 768 168
WIRE -672 232 -672 168
WIRE -624 232 -672 232
WIRE 816 232 656 232
WIRE 912 232 912 168
WIRE 912 232 880 232
WIRE -672 296 -672 232
WIRE -624 296 -672 296
WIRE 704 296 656 296
WIRE 912 296 912 232
WIRE 912 296 768 296
WIRE -672 360 -672 296
WIRE -624 360 -672 360
WIRE 816 360 656 360
WIRE 912 360 912 296
WIRE 912 360 880 360
WIRE -672 424 -672 360
WIRE -624 424 -672 424
WIRE 704 424 656 424
WIRE 912 424 912 360
WIRE 912 424 768 424
WIRE -672 488 -672 424
WIRE -624 488 -672 488
WIRE 816 488 656 488
WIRE 912 488 912 424
WIRE 912 488 880 488
WIRE -672 552 -672 488
WIRE -624 552 -672 552
WIRE 704 552 656 552
WIRE 912 552 912 488
WIRE 912 552 768 552
WIRE -672 616 -672 552
WIRE -624 616 -672 616
WIRE 816 616 656 616
WIRE 912 616 912 552
WIRE 912 616 880 616
WIRE 576 712 576 680
WIRE -800 728 -832 728
WIRE -544 728 -544 680
WIRE -544 728 -720 728
WIRE -480 728 -480 680
WIRE -416 728 -416 680
WIRE -416 728 -480 728
WIRE -352 728 -352 680
WIRE -352 728 -416 728
WIRE -288 728 -288 680
WIRE -288 728 -352 728
WIRE -224 728 -224 680
WIRE -224 728 -288 728
WIRE -160 728 -160 680
WIRE -160 728 -224 728
WIRE -96 728 -96 680
WIRE -96 728 -160 728
WIRE -32 728 -32 680
WIRE -32 728 -96 728
WIRE 32 728 32 680
WIRE 32 728 -32 728
WIRE 96 728 96 680
WIRE 96 728 32 728
WIRE 176 728 176 680
WIRE 176 728 96 728
WIRE 256 728 256 680
WIRE 256 728 176 728
WIRE 336 728 336 680
WIRE 336 728 256 728
WIRE 416 728 416 680
WIRE 416 728 336 728
WIRE 496 728 496 680
WIRE 496 728 416 728
WIRE -480 760 -480 728
WIRE -480 872 -480 840
FLAG 272 -872 0
FLAG -144 -648 0
FLAG 656 -536 0
FLAG 336 -536 0
FLAG 256 -520 0
FLAG 912 -664 OUT
FLAG -304 -712 0
FLAG 576 712 0
FLAG -896 -344 0
FLAG -144 -760 IN
FLAG -832 728 0
FLAG -400 -584 0
FLAG -864 -552 0
FLAG -304 -440 0
FLAG -912 -728 0
FLAG -480 872 0
SYMBOL pmos 256 -616 M270
SYMATTR InstName M1
SYMATTR Value FDS4885C_P
SYMBOL ind 288 -648 R270
SYMATTR InstName L1
SYMATTR Value 22
SYMATTR SpiceLine Rser=40m
SYMBOL res 576 -680 R90
SYMATTR InstName R1
SYMATTR Value 25m
SYMBOL cap 640 -568 M180
SYMATTR Value 220
SYMATTR InstName C1
SYMATTR SpiceLine Rser=8m
SYMBOL res 576 -840 R90
SYMATTR InstName R2
SYMATTR Value 23.2K
SYMBOL res 416 -840 R90
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL diode 256 -792 R0
SYMATTR InstName D1
SYMATTR Value MBRS140
SYMBOL voltage -144 -760 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL LT3745 16 104 R0
SYMATTR InstName U1
SYMBOL cap 320 -520 R0
SYMATTR InstName C2
SYMATTR Value 10n
SYMBOL res 240 -520 R0
SYMATTR InstName R4
SYMATTR Value 105K
SYMBOL cap 0 -504 R0
SYMATTR InstName C3
SYMATTR Value .47
SYMBOL LED 768 -360 R90
SYMATTR InstName LED0
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 880 -296 R90
SYMATTR InstName LED1
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 768 -232 R90
SYMATTR InstName LED2
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 880 -168 R90
SYMATTR InstName LED3
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 768 -104 R90
SYMATTR InstName LED4
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 880 -40 R90
SYMATTR InstName LED5
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 768 24 R90
SYMATTR InstName LED6
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 880 88 R90
SYMATTR InstName LED7
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 768 152 R90
SYMATTR InstName LED8
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 880 216 R90
SYMATTR InstName LED9
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 768 280 R90
SYMATTR InstName LED10
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 880 344 R90
SYMATTR InstName LED11
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 768 408 R90
SYMATTR InstName LED12
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 880 472 R90
SYMATTR InstName LED13
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 768 536 R90
SYMATTR InstName LED14
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 880 600 R90
SYMATTR InstName LED15
SYMATTR Value AOT-2015
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res -208 -536 R0
SYMATTR InstName R5
SYMATTR Value 100K
SYMBOL voltage -304 -568 M180
SYMATTR InstName V2
SYMATTR Value PWL(0 0 200u 0 +20u 5)
SYMBOL voltage -752 -344 M270
SYMATTR InstName Vgs
SYMATTR Value 1003
SYMBOL voltage -704 728 M270
SYMATTR InstName Vdc0
SYMATTR Value PWL(0 15 2m 15 +1u 55)
SYMBOL res -416 -568 R0
SYMATTR InstName R6
SYMATTR Value 60.4K
SYMBOL voltage -720 -552 M270
SYMATTR InstName Vc1
SYMATTR Value PWL(0 0 0.5m 0 +1u 3.3)
SYMBOL voltage -768 -728 M270
SYMATTR InstName V3
SYMATTR Value PULSE(0 3.3 0 100n 100n 1.1207u 2.341406u)
SYMBOL voltage -480 744 R0
SYMATTR InstName Vdc1-15
SYMATTR Value 32