diy halfbridge plans from hasadna/x_Bisv612ek%5B1-25%5D

shields/diyStepperDriver/half-bridge.asc

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+Version 4
+SHEET 1 1980 992
+WIRE 1408 -240 1264 -240
+WIRE 1600 -240 1408 -240
+WIRE 1744 -240 1600 -240
+WIRE 1264 -160 1264 -240
+WIRE 384 -128 0 -128
+WIRE 928 -128 384 -128
+WIRE 1040 -128 928 -128
+WIRE 928 -80 928 -128
+WIRE 1408 -64 1408 -240
+WIRE 1600 -64 1600 -240
+WIRE 1264 -48 1264 -80
+WIRE 1360 -48 1264 -48
+WIRE 1040 -16 1040 -128
+WIRE 560 32 528 32
+WIRE 640 32 624 32
+WIRE 720 32 704 32
+WIRE 816 32 784 32
+WIRE 928 32 928 0
+WIRE 928 32 880 32
+WIRE 976 32 928 32
+WIRE 384 64 384 -128
+WIRE 1264 112 1264 -48
+WIRE 0 128 0 -128
+WIRE 1040 128 1040 80
+WIRE 1744 144 1744 -240
+WIRE 192 176 128 176
+WIRE 288 176 272 176
+WIRE 384 176 384 144
+WIRE 384 176 288 176
+WIRE 528 176 528 32
+WIRE 528 176 384 176
+WIRE 1408 176 1408 32
+WIRE 1600 176 1600 16
+WIRE 1600 176 1408 176
+WIRE 288 208 288 176
+WIRE 384 208 384 176
+WIRE 1264 224 1040 128
+WIRE 1040 240 1264 112
+WIRE 1408 256 1408 176
+WIRE 1600 272 1600 176
+WIRE 1040 288 1040 240
+WIRE 128 304 128 176
+WIRE 528 336 528 176
+WIRE 576 336 528 336
+WIRE 656 336 640 336
+WIRE 736 336 720 336
+WIRE 816 336 800 336
+WIRE 928 336 880 336
+WIRE 976 336 928 336
+WIRE 1264 336 1264 224
+WIRE 1360 336 1264 336
+WIRE 1264 352 1264 336
+WIRE 928 384 928 336
+WIRE 0 576 0 208
+WIRE 128 576 128 384
+WIRE 128 576 0 576
+WIRE 288 576 288 272
+WIRE 288 576 128 576
+WIRE 384 576 384 288
+WIRE 384 576 288 576
+WIRE 928 576 928 464
+WIRE 928 576 384 576
+WIRE 1040 576 1040 384
+WIRE 1040 576 928 576
+WIRE 1264 576 1264 432
+WIRE 1264 576 1040 576
+WIRE 1408 576 1408 352
+WIRE 1408 576 1264 576
+WIRE 1600 576 1600 352
+WIRE 1600 576 1408 576
+WIRE 1744 576 1744 224
+WIRE 1744 576 1600 576
+WIRE 1040 624 1040 576
+FLAG 1040 624 0
+SYMBOL res 288 192 M270
+WINDOW 0 32 56 VTop 2
+WINDOW 3 0 56 VBottom 2
+SYMATTR InstName R1
+SYMATTR Value 1K
+SYMBOL res 368 48 R0
+SYMATTR InstName R2
+SYMATTR Value 10K
+SYMBOL res 368 192 R0
+SYMATTR InstName R3
+SYMATTR Value 10K
+SYMBOL res 912 368 R0
+SYMATTR InstName R4
+SYMATTR Value 1K
+SYMBOL res 912 -96 R0
+SYMATTR InstName R5
+SYMATTR Value 1K
+SYMBOL res 1248 -176 R0
+SYMATTR InstName R7
+SYMATTR Value 1K
+SYMBOL res 1248 336 R0
+SYMATTR InstName R8
+SYMATTR Value 1K
+SYMBOL cap 272 208 R0
+SYMATTR InstName C1
+SYMATTR Value 1e-9
+SYMBOL npn 976 288 R0
+SYMATTR InstName Q1
+SYMBOL pnp 976 80 M180
+SYMATTR InstName Q2
+SYMBOL voltage 0 112 R0
+WINDOW 123 0 0 Left 2
+WINDOW 39 0 0 Left 2
+SYMATTR InstName V1
+SYMATTR Value 5V
+SYMBOL voltage 1744 128 R0
+WINDOW 123 0 0 Left 2
+WINDOW 39 0 0 Left 2
+SYMATTR InstName V2
+SYMATTR Value 20V
+SYMBOL pmos 1360 32 M180
+SYMATTR InstName M1
+SYMATTR Value Si1555DL_P
+SYMBOL nmos 1360 256 R0
+SYMATTR InstName M2
+SYMATTR Value FDS6961A
+SYMBOL voltage 128 288 R0
+WINDOW 123 0 0 Left 2
+WINDOW 39 0 0 Left 2
+SYMATTR InstName V3
+SYMATTR Value PULSE(0 5v 0 1us 1us 100us 200us 10)
+SYMBOL diode 624 16 R90
+WINDOW 0 0 32 VBottom 2
+WINDOW 3 32 32 VTop 2
+SYMATTR InstName D3
+SYMBOL diode 816 352 R270
+WINDOW 0 32 32 VTop 2
+WINDOW 3 0 32 VBottom 2
+SYMATTR InstName D4
+SYMBOL diode 736 352 R270
+WINDOW 0 32 32 VTop 2
+WINDOW 3 0 32 VBottom 2
+SYMATTR InstName D5
+SYMBOL diode 704 16 R90
+WINDOW 0 0 32 VBottom 2
+WINDOW 3 32 32 VTop 2
+SYMATTR InstName D6
+SYMBOL diode 784 16 R90
+WINDOW 0 0 32 VBottom 2
+WINDOW 3 32 32 VTop 2
+SYMATTR InstName D7
+SYMBOL diode 880 16 R90
+WINDOW 0 0 32 VBottom 2
+WINDOW 3 37 36 VTop 2
+SYMATTR InstName D8
+SYMBOL diode 656 352 R270
+WINDOW 0 32 32 VTop 2
+WINDOW 3 0 32 VBottom 2
+SYMATTR InstName D1
+SYMBOL diode 576 352 R270
+WINDOW 0 32 32 VTop 2
+WINDOW 3 0 32 VBottom 2
+SYMATTR InstName D2
+SYMBOL res 1584 256 R0
+SYMATTR InstName R6
+SYMATTR Value 10R
+SYMBOL res 1584 -80 R0
+SYMATTR InstName R9
+SYMATTR Value 10R
+TEXT -80 624 Left 2 !.tran 0 2ms 0