almost soft start
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158
ccm_model.asc
158
ccm_model.asc
@ -1,5 +1,5 @@
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Version 4
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SHEET 1 2212 1812
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SHEET 1 2212 1920
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WIRE -544 48 -592 48
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WIRE -416 48 -464 48
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WIRE -368 48 -416 48
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@ -136,49 +136,53 @@ WIRE -752 1200 -1104 1200
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WIRE -640 1200 -640 1168
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WIRE -640 1200 -752 1200
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WIRE -1104 1216 -1104 1200
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WIRE 480 1248 256 1248
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WIRE 576 1248 544 1248
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WIRE 1184 1264 1184 1216
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WIRE 80 1312 80 1264
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WIRE 256 1344 256 1248
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WIRE 304 1344 256 1344
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WIRE 480 1344 384 1344
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WIRE 576 1344 576 1248
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WIRE 576 1344 544 1344
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WIRE 1184 1376 1184 1344
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WIRE 1312 1376 1184 1376
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WIRE 416 1408 416 1200
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WIRE 192 1424 176 1424
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WIRE 256 1424 256 1344
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WIRE 256 1424 192 1424
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WIRE 384 1424 256 1424
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WIRE 1184 1424 1184 1376
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WIRE 1312 1424 1312 1376
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WIRE 576 1440 576 1344
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WIRE 576 1440 448 1440
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WIRE 656 1440 576 1440
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WIRE 80 1456 80 1392
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WIRE 128 1456 80 1456
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WIRE 256 1456 128 1456
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WIRE 384 1456 256 1456
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WIRE 576 1472 576 1440
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WIRE 416 1520 416 1472
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WIRE 80 1552 80 1456
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WIRE 256 1552 256 1456
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WIRE 576 1568 576 1552
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WIRE 672 1568 576 1568
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WIRE 768 1568 672 1568
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WIRE 784 1568 768 1568
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WIRE 1184 1568 1184 1488
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WIRE 1184 1568 1120 1568
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WIRE 576 1600 576 1568
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WIRE 672 1600 672 1568
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WIRE 1312 1600 1312 1488
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WIRE 1312 1600 1120 1600
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WIRE 80 1680 80 1616
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WIRE 256 1680 256 1616
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WIRE 576 1712 576 1680
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WIRE 672 1712 672 1664
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WIRE 480 1312 480 1264
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WIRE 240 1424 16 1424
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WIRE 336 1424 304 1424
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WIRE 480 1424 480 1392
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WIRE 608 1424 480 1424
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WIRE 688 1424 608 1424
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WIRE 720 1424 688 1424
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WIRE 480 1472 480 1424
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WIRE 608 1472 608 1424
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WIRE -496 1504 -496 1456
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WIRE 16 1520 16 1424
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WIRE 64 1520 16 1520
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WIRE 240 1520 144 1520
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WIRE 336 1520 336 1424
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WIRE 336 1520 304 1520
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WIRE -208 1568 -368 1568
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WIRE 176 1584 176 1376
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WIRE -304 1600 -304 1456
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WIRE -48 1600 -96 1600
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WIRE 16 1600 16 1520
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WIRE 16 1600 -48 1600
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WIRE 144 1600 16 1600
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WIRE 784 1600 784 1552
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WIRE -368 1616 -368 1568
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WIRE -336 1616 -368 1616
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WIRE 336 1616 336 1520
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WIRE 336 1616 208 1616
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WIRE 480 1616 480 1536
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WIRE 480 1616 336 1616
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WIRE -208 1632 -208 1568
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WIRE -208 1632 -272 1632
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WIRE -160 1632 -208 1632
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WIRE 16 1632 -160 1632
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WIRE 144 1632 16 1632
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WIRE -496 1648 -496 1584
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WIRE -336 1648 -496 1648
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WIRE 176 1696 176 1648
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WIRE 608 1696 608 1536
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WIRE 784 1696 784 1680
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WIRE 784 1696 608 1696
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WIRE -304 1712 -304 1664
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WIRE 16 1728 16 1632
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WIRE 784 1728 784 1696
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WIRE -496 1744 -496 1648
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WIRE 16 1856 16 1792
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WIRE -496 1872 -496 1808
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WIRE 784 1872 784 1808
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FLAG 992 224 vfeed
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FLAG 416 256 ifeed
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FLAG 240 192 vg
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@ -193,12 +197,10 @@ FLAG 672 656 vcc
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FLAG 960 912 0
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FLAG 896 784 vsq
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FLAG 1616 784 vg
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FLAG 416 1520 0
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FLAG 416 1200 vcc
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FLAG 192 1424 vfeed
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FLAG 768 1568 verr
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FLAG 176 1696 0
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FLAG 176 1376 vcc
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FLAG -48 1600 vfeed
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FLAG 592 816 verr
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FLAG 576 1712 0
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FLAG 1360 976 0
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FLAG 1360 576 vcc
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FLAG 1616 976 0
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@ -208,12 +210,16 @@ FLAG -1216 1008 vsq
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FLAG 1440 48 out
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FLAG 176 1008 0
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FLAG 304 720 0
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FLAG 80 1680 0
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FLAG 256 1680 0
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FLAG 80 1264 vcc
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FLAG 672 1712 0
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FLAG 128 1456 vref
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FLAG 1184 1216 vcc
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FLAG -496 1872 0
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FLAG 16 1856 0
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FLAG -496 1456 vcc
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FLAG -160 1632 vref
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FLAG 480 1264 vcc
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FLAG 784 1552 vref
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FLAG 688 1424 verr
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FLAG 784 1872 0
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FLAG -304 1712 0
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FLAG -304 1456 vcc
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SYMBOL voltage -592 192 R0
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WINDOW 123 0 0 Left 0
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WINDOW 39 24 124 Left 2
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@ -263,23 +269,17 @@ SYMATTR SpiceLine Vhigh=5 Vlow=0
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SYMBOL nmos 320 112 R0
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SYMATTR InstName M1
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SYMATTR Value IPB600N25N3
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SYMBOL res 560 1456 R0
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SYMATTR InstName R5
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SYMATTR Value 10k
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SYMBOL res 560 1584 R0
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SYMATTR InstName R8
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SYMATTR Value 10k
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SYMBOL cap 544 1232 R90
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SYMBOL cap 304 1408 R90
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WINDOW 0 0 32 VBottom 2
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WINDOW 3 32 32 VTop 2
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SYMATTR InstName C3
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SYMATTR Value 3.3p
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SYMBOL cap 544 1328 R90
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SYMBOL cap 304 1504 R90
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WINDOW 0 0 32 VBottom 2
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WINDOW 3 32 32 VTop 2
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SYMATTR InstName C4
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SYMATTR Value 10n
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SYMBOL res 400 1328 R90
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SYMBOL res 160 1504 R90
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WINDOW 0 0 56 VBottom 2
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WINDOW 3 32 56 VTop 2
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SYMATTR InstName R9
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@ -371,10 +371,10 @@ WINDOW 0 0 56 VBottom 2
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WINDOW 3 32 56 VTop 2
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SYMATTR InstName R17
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SYMATTR Value 0
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SYMBOL res 64 1296 R0
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SYMBOL res -512 1488 R0
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SYMATTR InstName R19
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SYMATTR Value 3.3k
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SYMBOL cap 240 1552 R0
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SYMBOL cap 0 1728 R0
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SYMATTR InstName C11
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SYMATTR Value 100n
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SYMBOL cap -384 224 R0
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@ -390,30 +390,35 @@ WINDOW 0 -16 0 VBottom 2
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SYMATTR InstName L3
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SYMATTR Value 140n
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SYMATTR SpiceLine Ipk=0.5 Rser=0.056 Rpar=90 Cpar=640f mfg="Würth Elektronik" pn="782632620 WE-CBA 0603"
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SYMBOL References\\LT1634-2.5 80 1584 R0
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SYMBOL References\\LT1634-2.5 -496 1776 R0
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SYMATTR InstName U5
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SYMBOL OpAmps\\AD8565 672 768 R0
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SYMATTR InstName U6
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SYMBOL OpAmps\\AD8565 368 784 R0
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SYMATTR InstName U1
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SYMBOL OpAmps\\AD8565 416 1376 R0
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SYMBOL OpAmps\\AD8565 176 1552 R0
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SYMATTR InstName U2
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SYMBOL cap 656 1600 R0
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SYMATTR InstName C9
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SYMATTR Value 10n
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SYMBOL schottky 1168 1424 R0
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SYMBOL schottky 464 1472 R0
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SYMATTR InstName D5
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SYMATTR Value 1N5817
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SYMATTR Description Diode
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SYMATTR Type diode
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SYMBOL schottky 1296 1424 R0
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SYMBOL schottky 592 1472 R0
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SYMATTR InstName D6
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SYMATTR Value 1N5817
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SYMATTR Description Diode
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SYMATTR Type diode
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SYMBOL res 1168 1248 R0
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SYMBOL res 464 1296 R0
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SYMATTR InstName R18
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SYMATTR Value 10k
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SYMBOL res 768 1584 R0
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SYMATTR InstName R5
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SYMATTR Value 2.2k
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SYMBOL res 768 1712 R0
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SYMATTR InstName R8
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SYMATTR Value 10k
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SYMBOL OpAmps\\AD8565 -304 1568 R0
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SYMATTR InstName U3
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TEXT 1600 328 Left 2 !.tran 0 16m 0
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TEXT 520 280 Left 2 ;snubber here
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TEXT 1592 184 Left 2 !.step param Il list 10u 2m 4m 6m 8m 10m 12m 14m
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@ -428,6 +433,5 @@ TEXT -296 -56 Left 2 ;Ferrite Bead, approx. CBM321609U600T
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TEXT 352 1040 Left 2 ;The AP8567 is the quad version
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TEXT 352 1064 Left 2 ;AP8648 for battery-powered and-or low voltage <5V
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TEXT 352 1088 Left 2 ;The OP462 is the better version of the AP8567
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TEXT 8 1728 Left 2 ;Any 2.5V zener-voltage reference would do
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TEXT 752 1536 Left 2 !.ic V(verr)=0
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TEXT 1200 1104 Left 2 ;Make a makeshift minimum voltage selector, if the volage is higher than 2.5V\n(Or 5V if I choose to discard the resistor divider) then use a set maximum voltage\nas a soft start
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TEXT -232 1904 Left 2 ;Any 2.5V zener-voltage reference would do
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TEXT 888 1400 Left 2 ;Make a makeshift minimum voltage selector, if the volage is higher than 2.5V\n(Or 5V if I choose to discard the resistor divider) then use a set maximum voltage\nas a soft start
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