aboutsummaryrefslogtreecommitdiff
path: root/center/center.sch
blob: 193afbc28e07733bbb5645f6b326a296ad9786f1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
EESchema Schematic File Version 4
LIBS:center-cache
EELAYER 26 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L MCU_ST_STM32F0:STM32F030F4Px U2
U 1 1 5C1966AA
P 3300 4850
F 0 "U2" H 3600 5500 50  0000 C CNN
F 1 "STM32F030F4P6" H 3800 5600 50  0000 C CNN
F 2 "Housings_SSOP:TSSOP-20_4.4x6.5mm_Pitch0.65mm" H 2900 4150 50  0001 R CNN
F 3 "http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00088500.pdf" H 3300 4850 50  0001 C CNN
	1    3300 4850
	1    0    0    -1  
$EndComp
$Comp
L Regulator_Linear:AP1117-33 U1
U 1 1 5C19682A
P 7050 1650
F 0 "U1" H 7050 1892 50  0000 C CNN
F 1 "AP1117-33" H 7050 1801 50  0000 C CNN
F 2 "TO_SOT_Packages_SMD:SOT-223-3Lead_TabPin2" H 7050 1850 50  0001 C CNN
F 3 "http://www.diodes.com/datasheets/AP1117.pdf" H 7150 1400 50  0001 C CNN
	1    7050 1650
	1    0    0    -1  
$EndComp
$Comp
L Connector_Generic:Conn_01x02 J1
U 1 1 5C196961
P 2500 1800
F 0 "J1" H 2650 1750 50  0000 C CNN
F 1 "top left" H 2420 1566 50  0000 C CNN
F 2 "footprints:led_tape_3528_2835" H 2500 1800 50  0001 C CNN
F 3 "~" H 2500 1800 50  0001 C CNN
	1    2500 1800
	-1   0    0    1   
$EndComp
$Comp
L Connector_Generic:Conn_01x02 J2
U 1 1 5C196B9D
P 2500 2200
F 0 "J2" H 2650 2150 50  0000 C CNN
F 1 "top right" H 2420 1966 50  0000 C CNN
F 2 "footprints:led_tape_3528_2835" H 2500 2200 50  0001 C CNN
F 3 "~" H 2500 2200 50  0001 C CNN
	1    2500 2200
	-1   0    0    1   
$EndComp
$Comp
L Connector_Generic:Conn_01x02 J3
U 1 1 5C196C4D
P 2500 2600
F 0 "J3" H 2650 2550 50  0000 C CNN
F 1 "bottom right" H 2420 2366 50  0000 C CNN
F 2 "footprints:led_tape_3528_2835" H 2500 2600 50  0001 C CNN
F 3 "~" H 2500 2600 50  0001 C CNN
	1    2500 2600
	-1   0    0    1   
$EndComp
$Comp
L Connector_Generic:Conn_01x02 J4
U 1 1 5C196D8E
P 2500 3000
F 0 "J4" H 2650 2950 50  0000 C CNN
F 1 "bottom left" H 2420 2766 50  0000 C CNN
F 2 "footprints:led_tape_3528_2835" H 2500 3000 50  0001 C CNN
F 3 "~" H 2500 3000 50  0001 C CNN
	1    2500 3000
	-1   0    0    1   
$EndComp
$Comp
L Device:D_Schottky D1
U 1 1 5C1985B1
P 4850 1900
F 0 "D1" V 4804 1821 50  0000 R CNN
F 1 "SS510" V 4895 1821 50  0000 R CNN
F 2 "Diodes_SMD:D_SMB_Handsoldering" H 4850 1900 50  0001 C CNN
F 3 "~" H 4850 1900 50  0001 C CNN
	1    4850 1900
	0    -1   1    0   
$EndComp
$Comp
L Device:D_Schottky D3
U 1 1 5C19926C
P 4850 2400
F 0 "D3" V 4804 2321 50  0000 R CNN
F 1 "SS510" V 4895 2321 50  0000 R CNN
F 2 "Diodes_SMD:D_SMB_Handsoldering" H 4850 2400 50  0001 C CNN
F 3 "~" H 4850 2400 50  0001 C CNN
	1    4850 2400
	0    -1   1    0   
$EndComp
$Comp
L Device:D_Schottky D2
U 1 1 5C199CCC
P 5250 1900
F 0 "D2" V 5204 1821 50  0000 R CNN
F 1 "SS510" V 5295 1821 50  0000 R CNN
F 2 "Diodes_SMD:D_SMB_Handsoldering" H 5250 1900 50  0001 C CNN
F 3 "~" H 5250 1900 50  0001 C CNN
	1    5250 1900
	0    -1   1    0   
$EndComp
$Comp
L Device:D_Schottky D4
U 1 1 5C199DAE
P 5250 2400
F 0 "D4" V 5204 2321 50  0000 R CNN
F 1 "SS510" V 5295 2321 50  0000 R CNN
F 2 "Diodes_SMD:D_SMB_Handsoldering" H 5250 2400 50  0001 C CNN
F 3 "~" H 5250 2400 50  0001 C CNN
	1    5250 2400
	0    -1   1    0   
$EndComp
Wire Wire Line
	6750 1650 6500 1650
Wire Wire Line
	4850 1650 4850 1750
Wire Wire Line
	5250 1750 5250 1650
Connection ~ 5250 1650
Wire Wire Line
	5250 1650 4850 1650
Wire Wire Line
	4850 2050 4850 2100
Wire Wire Line
	2700 1800 3150 1800
Wire Wire Line
	3150 1800 3150 2100
Wire Wire Line
	3150 2600 2700 2600
Wire Wire Line
	2700 2200 3250 2200
Wire Wire Line
	3250 2200 3250 3000
Wire Wire Line
	3250 3000 2700 3000
Wire Wire Line
	5250 2050 5250 2200
Wire Wire Line
	3250 2200 4250 2200
Connection ~ 3250 2200
Connection ~ 5250 2200
Wire Wire Line
	5250 2200 5250 2250
Wire Wire Line
	4850 2100 3950 2100
Connection ~ 4850 2100
Wire Wire Line
	4850 2100 4850 2250
Connection ~ 3150 2100
Wire Wire Line
	3150 2100 3150 2600
Wire Wire Line
	4850 2550 4850 3350
Wire Wire Line
	4850 3350 5250 3350
Wire Wire Line
	5250 3350 5250 2550
Wire Wire Line
	3300 4150 3300 4050
Wire Wire Line
	3400 4150 3400 4050
Wire Wire Line
	3400 4050 3300 4050
Wire Wire Line
	3300 5750 3300 5650
$Comp
L Device:CP_Small C1
U 1 1 5C1A6A7D
P 5700 2200
F 0 "C1" H 5788 2246 50  0000 L CNN
F 1 "1000uF" H 5788 2155 50  0000 L CNN
F 2 "Capacitor_THT:CP_Radial_D10.0mm_P5.00mm" H 5700 2200 50  0001 C CNN
F 3 "~" H 5700 2200 50  0001 C CNN
	1    5700 2200
	1    0    0    -1  
$EndComp
$Comp
L Device:CP_Small C4
U 1 1 5C1A7520
P 7600 2200
F 0 "C4" H 7688 2246 50  0000 L CNN
F 1 "470uF" H 7688 2155 50  0000 L CNN
F 2 "Capacitor_THT:CP_Radial_D10.0mm_P5.00mm" H 7600 2200 50  0001 C CNN
F 3 "~" H 7600 2200 50  0001 C CNN
	1    7600 2200
	1    0    0    -1  
$EndComp
Wire Wire Line
	7600 1650 7600 2100
Connection ~ 7600 1650
Wire Wire Line
	7600 1650 7350 1650
Wire Wire Line
	7600 2300 7600 3350
Wire Wire Line
	7600 3350 7050 3350
Connection ~ 7050 3350
Wire Wire Line
	7050 3350 7050 1950
Wire Wire Line
	7050 3350 6500 3350
Wire Wire Line
	5700 3350 5700 2300
Wire Wire Line
	5700 2100 5700 1650
Connection ~ 5700 1650
Wire Wire Line
	5700 1650 5250 1650
$Comp
L Device:C_Small C2
U 1 1 5C1AAFA9
P 6150 2200
F 0 "C2" H 6242 2246 50  0000 L CNN
F 1 "10u" H 6242 2155 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 6150 2200 50  0001 C CNN
F 3 "~" H 6150 2200 50  0001 C CNN
	1    6150 2200
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C3
U 1 1 5C1AF3BD
P 6500 2200
F 0 "C3" H 6592 2246 50  0000 L CNN
F 1 "100n" H 6592 2155 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 6500 2200 50  0001 C CNN
F 3 "~" H 6500 2200 50  0001 C CNN
	1    6500 2200
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C5
U 1 1 5C1AFB91
P 8050 2200
F 0 "C5" H 8142 2246 50  0000 L CNN
F 1 "10u" H 8142 2155 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 8050 2200 50  0001 C CNN
F 3 "~" H 8050 2200 50  0001 C CNN
	1    8050 2200
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C6
U 1 1 5C1B07A6
P 8400 2200
F 0 "C6" H 8492 2246 50  0000 L CNN
F 1 "100n" H 8492 2155 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 8400 2200 50  0001 C CNN
F 3 "~" H 8400 2200 50  0001 C CNN
	1    8400 2200
	1    0    0    -1  
$EndComp
Wire Wire Line
	8050 1650 8050 2100
Connection ~ 8050 1650
Wire Wire Line
	8050 1650 7600 1650
Wire Wire Line
	8400 1650 8400 2100
Wire Wire Line
	8400 1650 8050 1650
Wire Wire Line
	8400 2300 8400 3350
Wire Wire Line
	8400 3350 8050 3350
Wire Wire Line
	8050 3350 8050 2300
Wire Wire Line
	8050 3350 7600 3350
Connection ~ 8050 3350
Connection ~ 7600 3350
Wire Wire Line
	6500 3350 6500 2300
Connection ~ 6500 3350
Wire Wire Line
	6500 3350 6150 3350
Wire Wire Line
	6500 2100 6500 1650
Connection ~ 6500 1650
Wire Wire Line
	6500 1650 6150 1650
Wire Wire Line
	6150 1650 6150 2100
Connection ~ 6150 1650
Wire Wire Line
	6150 1650 5700 1650
Wire Wire Line
	6150 2300 6150 3350
Connection ~ 6150 3350
Wire Wire Line
	6150 3350 5700 3350
$Comp
L Device:R_Small R1
U 1 1 5C1B72F8
P 3950 2500
F 0 "R1" H 4009 2546 50  0000 L CNN
F 1 "10k" H 4009 2455 50  0000 L CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 3950 2500 50  0001 C CNN
F 3 "~" H 3950 2500 50  0001 C CNN
	1    3950 2500
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R2
U 1 1 5C1BABDF
P 4250 2500
F 0 "R2" H 4309 2546 50  0000 L CNN
F 1 "10k" H 4309 2455 50  0000 L CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 4250 2500 50  0001 C CNN
F 3 "~" H 4250 2500 50  0001 C CNN
	1    4250 2500
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R4
U 1 1 5C1BB077
P 4250 3100
F 0 "R4" H 4309 3146 50  0000 L CNN
F 1 "3k3" H 4309 3055 50  0000 L CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 4250 3100 50  0001 C CNN
F 3 "~" H 4250 3100 50  0001 C CNN
	1    4250 3100
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R3
U 1 1 5C1BC19C
P 3950 3100
F 0 "R3" H 4009 3146 50  0000 L CNN
F 1 "3k3" H 4009 3055 50  0000 L CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 3950 3100 50  0001 C CNN
F 3 "~" H 3950 3100 50  0001 C CNN
	1    3950 3100
	1    0    0    -1  
$EndComp
Wire Wire Line
	3950 3000 3950 2850
Wire Wire Line
	3950 2400 3950 2100
Connection ~ 3950 2100
Wire Wire Line
	3950 2100 3150 2100
Wire Wire Line
	4250 2200 4250 2400
Connection ~ 4250 2200
Wire Wire Line
	4250 2200 5250 2200
Wire Wire Line
	4250 2600 4250 2750
Wire Wire Line
	4250 3200 4250 3350
Wire Wire Line
	4250 3350 3950 3350
Wire Wire Line
	3950 3350 3950 3200
Wire Wire Line
	4250 3350 4550 3350
Connection ~ 4250 3350
Connection ~ 4850 3350
$Comp
L Device:D_Schottky D6
U 1 1 5C1CFB2A
P 4550 3100
F 0 "D6" V 4550 3179 50  0000 L CNN
F 1 "D_Schottky" V 4595 3179 50  0001 L CNN
F 2 "Diodes_SMD:D_MiniMELF_Handsoldering" H 4550 3100 50  0001 C CNN
F 3 "~" H 4550 3100 50  0001 C CNN
	1    4550 3100
	0    1    1    0   
$EndComp
$Comp
L Device:D_Schottky D5
U 1 1 5C1D3E90
P 3650 3100
F 0 "D5" V 3650 3179 50  0000 L CNN
F 1 "D_Schottky" V 3695 3179 50  0001 L CNN
F 2 "Diodes_SMD:D_MiniMELF_Handsoldering" H 3650 3100 50  0001 C CNN
F 3 "~" H 3650 3100 50  0001 C CNN
	1    3650 3100
	0    1    1    0   
$EndComp
Wire Wire Line
	3650 2950 3650 2850
Wire Wire Line
	3650 2850 3950 2850
Connection ~ 3950 2850
Wire Wire Line
	3950 2850 3950 2750
Wire Wire Line
	4250 2850 4550 2850
Wire Wire Line
	4550 2850 4550 2950
Connection ~ 4250 2850
Wire Wire Line
	4250 2850 4250 3000
Wire Wire Line
	4550 3250 4550 3350
Wire Wire Line
	4550 3350 4850 3350
Connection ~ 4550 3350
Wire Wire Line
	3950 3350 3650 3350
Wire Wire Line
	3650 3350 3650 3250
Connection ~ 3950 3350
Wire Wire Line
	3550 2750 3950 2750
Connection ~ 3950 2750
Wire Wire Line
	3950 2750 3950 2600
Wire Wire Line
	4650 2750 4250 2750
Connection ~ 4250 2750
Wire Wire Line
	4250 2750 4250 2850
Text Label 3550 2750 0    50   ~ 0
Vmeas_A
Text Label 4650 2750 2    50   ~ 0
Vmeas_B
Text Label 4200 4450 2    50   ~ 0
Vmeas_B
Text Label 4200 4350 2    50   ~ 0
Vmeas_A
Wire Wire Line
	4200 4350 3800 4350
Wire Wire Line
	3800 4450 4200 4450
$Comp
L Device:R_Small R10
U 1 1 5C1F9EE6
P 5350 5050
F 0 "R10" H 5409 5096 50  0000 L CNN
F 1 "620" H 5409 5005 50  0000 L CNN
F 2 "Resistors_SMD:R_2512_HandSoldering" H 5350 5050 50  0001 C CNN
F 3 "~" H 5350 5050 50  0001 C CNN
	1    5350 5050
	1    0    0    -1  
$EndComp
Wire Wire Line
	5250 3350 5700 3350
Connection ~ 5250 3350
Connection ~ 5700 3350
$Comp
L power:+3.3V #PWR0101
U 1 1 5C2174D4
P 8750 1650
F 0 "#PWR0101" H 8750 1500 50  0001 C CNN
F 1 "+3.3V" V 8765 1778 50  0000 L CNN
F 2 "" H 8750 1650 50  0001 C CNN
F 3 "" H 8750 1650 50  0001 C CNN
	1    8750 1650
	0    1    1    0   
$EndComp
Wire Wire Line
	8750 1650 8400 1650
Connection ~ 8400 1650
$Comp
L power:GND #PWR0102
U 1 1 5C21CDD5
P 8750 3350
F 0 "#PWR0102" H 8750 3100 50  0001 C CNN
F 1 "GND" V 8755 3222 50  0000 R CNN
F 2 "" H 8750 3350 50  0001 C CNN
F 3 "" H 8750 3350 50  0001 C CNN
	1    8750 3350
	0    -1   -1   0   
$EndComp
Wire Wire Line
	8750 3350 8400 3350
Connection ~ 8400 3350
$Comp
L power:+12V #PWR0103
U 1 1 5C2201CD
P 6650 1200
F 0 "#PWR0103" H 6650 1050 50  0001 C CNN
F 1 "+12V" V 6665 1328 50  0000 L CNN
F 2 "" H 6650 1200 50  0001 C CNN
F 3 "" H 6650 1200 50  0001 C CNN
	1    6650 1200
	0    1    1    0   
$EndComp
Wire Wire Line
	6650 1200 6500 1200
Wire Wire Line
	6500 1200 6500 1650
$Comp
L power:+3.3V #PWR0104
U 1 1 5C223C57
P 3400 3950
F 0 "#PWR0104" H 3400 3800 50  0001 C CNN
F 1 "+3.3V" H 3415 4123 50  0000 C CNN
F 2 "" H 3400 3950 50  0001 C CNN
F 3 "" H 3400 3950 50  0001 C CNN
	1    3400 3950
	1    0    0    -1  
$EndComp
Wire Wire Line
	3400 3950 3400 4050
Connection ~ 3400 4050
$Comp
L power:GND #PWR0105
U 1 1 5C22656D
P 3300 5750
F 0 "#PWR0105" H 3300 5500 50  0001 C CNN
F 1 "GND" H 3305 5577 50  0000 C CNN
F 2 "" H 3300 5750 50  0001 C CNN
F 3 "" H 3300 5750 50  0001 C CNN
	1    3300 5750
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0106
U 1 1 5C2270D7
P 5350 5900
F 0 "#PWR0106" H 5350 5650 50  0001 C CNN
F 1 "GND" H 5355 5727 50  0000 C CNN
F 2 "" H 5350 5900 50  0001 C CNN
F 3 "" H 5350 5900 50  0001 C CNN
	1    5350 5900
	1    0    0    -1  
$EndComp
$Comp
L power:+12V #PWR0107
U 1 1 5C227D6B
P 5350 4850
F 0 "#PWR0107" H 5350 4700 50  0001 C CNN
F 1 "+12V" H 5365 5023 50  0000 C CNN
F 2 "" H 5350 4850 50  0001 C CNN
F 3 "" H 5350 4850 50  0001 C CNN
	1    5350 4850
	1    0    0    -1  
$EndComp
Wire Wire Line
	5350 5650 5350 5850
Wire Wire Line
	5350 5150 5350 5250
Wire Wire Line
	5350 4850 5350 4950
$Comp
L Device:R_Small R11
U 1 1 5C234E1F
P 4750 5450
F 0 "R11" V 4554 5450 50  0000 C CNN
F 1 "0" V 4645 5450 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 4750 5450 50  0001 C CNN
F 3 "~" H 4750 5450 50  0001 C CNN
	1    4750 5450
	0    1    1    0   
$EndComp
$Comp
L Device:C_Small C12
U 1 1 5C23632F
P 4950 5650
F 0 "C12" H 5042 5696 50  0000 L CNN
F 1 "0" H 5042 5605 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 4950 5650 50  0001 C CNN
F 3 "~" H 4950 5650 50  0001 C CNN
	1    4950 5650
	1    0    0    -1  
$EndComp
Wire Wire Line
	5350 5850 4950 5850
Wire Wire Line
	4950 5850 4950 5750
Connection ~ 5350 5850
Wire Wire Line
	5350 5850 5350 5900
Wire Wire Line
	4950 5550 4950 5450
Wire Wire Line
	4950 5450 4850 5450
Wire Wire Line
	4950 5450 5050 5450
Connection ~ 4950 5450
Wire Wire Line
	4400 5450 4650 5450
Text Label 4400 5450 0    50   ~ 0
LOAD
$Comp
L power:GND #PWR0108
U 1 1 5C24FD42
P 6950 5900
F 0 "#PWR0108" H 6950 5650 50  0001 C CNN
F 1 "GND" H 6955 5727 50  0000 C CNN
F 2 "" H 6950 5900 50  0001 C CNN
F 3 "" H 6950 5900 50  0001 C CNN
	1    6950 5900
	1    0    0    -1  
$EndComp
Wire Wire Line
	6950 5650 6950 5850
Wire Wire Line
	6950 5150 6950 5250
$Comp
L Device:R_Small R12
U 1 1 5C24FD4B
P 6350 5450
F 0 "R12" V 6154 5450 50  0000 C CNN
F 1 "0" V 6245 5450 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 6350 5450 50  0001 C CNN
F 3 "~" H 6350 5450 50  0001 C CNN
	1    6350 5450
	0    1    1    0   
$EndComp
$Comp
L Device:C_Small C13
U 1 1 5C24FD51
P 6550 5650
F 0 "C13" H 6642 5696 50  0000 L CNN
F 1 "0" H 6642 5605 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 6550 5650 50  0001 C CNN
F 3 "~" H 6550 5650 50  0001 C CNN
	1    6550 5650
	1    0    0    -1  
$EndComp
Wire Wire Line
	6950 5850 6550 5850
Wire Wire Line
	6550 5850 6550 5750
Connection ~ 6950 5850
Wire Wire Line
	6950 5850 6950 5900
Wire Wire Line
	6550 5550 6550 5450
Wire Wire Line
	6550 5450 6450 5450
Wire Wire Line
	6550 5450 6650 5450
Connection ~ 6550 5450
Wire Wire Line
	6050 5450 6250 5450
Text Label 6050 5450 0    50   ~ 0
CH1
Text Label 7150 5150 2    50   ~ 0
Q1
Wire Wire Line
	7150 5150 6950 5150
$Comp
L power:GND #PWR0109
U 1 1 5C265A60
P 6950 4800
F 0 "#PWR0109" H 6950 4550 50  0001 C CNN
F 1 "GND" H 6955 4627 50  0000 C CNN
F 2 "" H 6950 4800 50  0001 C CNN
F 3 "" H 6950 4800 50  0001 C CNN
	1    6950 4800
	1    0    0    -1  
$EndComp
Wire Wire Line
	6950 4550 6950 4750
Wire Wire Line
	6950 4050 6950 4150
$Comp
L Device:R_Small R6
U 1 1 5C265A68
P 6350 4350
F 0 "R6" V 6154 4350 50  0000 C CNN
F 1 "0" V 6245 4350 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 6350 4350 50  0001 C CNN
F 3 "~" H 6350 4350 50  0001 C CNN
	1    6350 4350
	0    1    1    0   
$EndComp
$Comp
L Device:C_Small C8
U 1 1 5C265A6E
P 6550 4550
F 0 "C8" H 6642 4596 50  0000 L CNN
F 1 "0" H 6642 4505 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 6550 4550 50  0001 C CNN
F 3 "~" H 6550 4550 50  0001 C CNN
	1    6550 4550
	1    0    0    -1  
$EndComp
Wire Wire Line
	6950 4750 6550 4750
Wire Wire Line
	6550 4750 6550 4650
Connection ~ 6950 4750
Wire Wire Line
	6950 4750 6950 4800
Wire Wire Line
	6550 4450 6550 4350
Wire Wire Line
	6550 4350 6450 4350
Wire Wire Line
	6550 4350 6650 4350
Connection ~ 6550 4350
Wire Wire Line
	6050 4350 6250 4350
Text Label 6050 4350 0    50   ~ 0
CH0
Text Label 7150 4050 2    50   ~ 0
Q0
Wire Wire Line
	7150 4050 6950 4050
$Comp
L Transistor_FET:IRLML6402 Q2
U 1 1 5C26D08A
P 8700 4600
F 0 "Q2" H 8905 4554 50  0000 L CNN
F 1 "AO3401" H 8905 4645 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 8900 4525 50  0001 L CIN
F 3 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 8700 4600 50  0001 L CNN
	1    8700 4600
	1    0    0    1   
$EndComp
$Comp
L Device:R_Small R7
U 1 1 5C270B70
P 8400 4400
F 0 "R7" H 8341 4354 50  0000 R CNN
F 1 "10k" H 8341 4445 50  0000 R CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 8400 4400 50  0001 C CNN
F 3 "~" H 8400 4400 50  0001 C CNN
	1    8400 4400
	-1   0    0    1   
$EndComp
$Comp
L power:+12V #PWR0110
U 1 1 5C271E21
P 8800 4100
F 0 "#PWR0110" H 8800 3950 50  0001 C CNN
F 1 "+12V" H 8815 4273 50  0000 C CNN
F 2 "" H 8800 4100 50  0001 C CNN
F 3 "" H 8800 4100 50  0001 C CNN
	1    8800 4100
	1    0    0    -1  
$EndComp
Wire Wire Line
	8800 4100 8800 4200
Wire Wire Line
	8800 4200 8400 4200
Wire Wire Line
	8400 4200 8400 4300
Wire Wire Line
	8800 4200 8800 4400
Connection ~ 8800 4200
Wire Wire Line
	8500 4600 8400 4600
Wire Wire Line
	8400 4600 8400 4500
$Comp
L Device:C_Small C7
U 1 1 5C27E2DD
P 8200 4400
F 0 "C7" H 8000 4450 50  0000 L CNN
F 1 "0" H 8050 4350 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 8200 4400 50  0001 C CNN
F 3 "~" H 8200 4400 50  0001 C CNN
	1    8200 4400
	1    0    0    -1  
$EndComp
$Comp
L Device:D_Zener_Small_ALT D7
U 1 1 5C280B09
P 7700 4600
F 0 "D7" H 7700 4500 50  0000 L CNN
F 1 "8V2" H 7650 4700 50  0000 L CNN
F 2 "Diodes_SMD:D_MiniMELF_Handsoldering" V 7700 4600 50  0001 C CNN
F 3 "~" V 7700 4600 50  0001 C CNN
	1    7700 4600
	-1   0    0    1   
$EndComp
Connection ~ 8400 4600
Wire Wire Line
	8200 4300 8200 4200
Wire Wire Line
	8200 4200 8400 4200
Connection ~ 8400 4200
Wire Wire Line
	8200 4500 8200 4600
Wire Wire Line
	8200 4600 8400 4600
$Comp
L Device:R_Small R9
U 1 1 5C2AA0AC
P 8000 4600
F 0 "R9" V 7900 4550 50  0000 C CNN
F 1 "0" V 8100 4600 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 8000 4600 50  0001 C CNN
F 3 "~" H 8000 4600 50  0001 C CNN
	1    8000 4600
	0    1    1    0   
$EndComp
Wire Wire Line
	8800 4800 8800 4900
Wire Wire Line
	8800 4900 9050 4900
Text Label 9050 4900 2    50   ~ 0
Q2
Wire Wire Line
	8200 4600 8100 4600
Connection ~ 8200 4600
Wire Wire Line
	7900 4600 7800 4600
Wire Wire Line
	7400 4600 7600 4600
Text Label 7400 4600 0    50   ~ 0
CH2
$Comp
L Transistor_FET:IRLML6402 Q5
U 1 1 5C2DA7FA
P 8700 5700
F 0 "Q5" H 8905 5654 50  0000 L CNN
F 1 "AO3401" H 8905 5745 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 8900 5625 50  0001 L CIN
F 3 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 8700 5700 50  0001 L CNN
	1    8700 5700
	1    0    0    1   
$EndComp
$Comp
L Device:R_Small R13
U 1 1 5C2DA800
P 8400 5500
F 0 "R13" H 8341 5454 50  0000 R CNN
F 1 "10k" H 8341 5545 50  0000 R CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 8400 5500 50  0001 C CNN
F 3 "~" H 8400 5500 50  0001 C CNN
	1    8400 5500
	-1   0    0    1   
$EndComp
$Comp
L power:+12V #PWR0111
U 1 1 5C2DA806
P 8800 5200
F 0 "#PWR0111" H 8800 5050 50  0001 C CNN
F 1 "+12V" H 8815 5373 50  0000 C CNN
F 2 "" H 8800 5200 50  0001 C CNN
F 3 "" H 8800 5200 50  0001 C CNN
	1    8800 5200
	1    0    0    -1  
$EndComp
Wire Wire Line
	8800 5200 8800 5300
Wire Wire Line
	8800 5300 8400 5300
Wire Wire Line
	8400 5300 8400 5400
Wire Wire Line
	8800 5300 8800 5500
Connection ~ 8800 5300
Wire Wire Line
	8500 5700 8400 5700
Wire Wire Line
	8400 5700 8400 5600
$Comp
L Device:C_Small C11
U 1 1 5C2DA813
P 8200 5500
F 0 "C11" H 8000 5550 50  0000 L CNN
F 1 "0" H 8050 5450 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 8200 5500 50  0001 C CNN
F 3 "~" H 8200 5500 50  0001 C CNN
	1    8200 5500
	1    0    0    -1  
$EndComp
$Comp
L Device:D_Zener_Small_ALT D8
U 1 1 5C2DA819
P 7700 5700
F 0 "D8" H 7700 5600 50  0000 L CNN
F 1 "8V2" H 7650 5800 50  0000 L CNN
F 2 "Diodes_SMD:D_MiniMELF_Handsoldering" V 7700 5700 50  0001 C CNN
F 3 "~" V 7700 5700 50  0001 C CNN
	1    7700 5700
	-1   0    0    1   
$EndComp
Connection ~ 8400 5700
Wire Wire Line
	8200 5400 8200 5300
Wire Wire Line
	8200 5300 8400 5300
Connection ~ 8400 5300
Wire Wire Line
	8200 5600 8200 5700
Wire Wire Line
	8200 5700 8400 5700
$Comp
L Device:R_Small R14
U 1 1 5C2DA825
P 8000 5700
F 0 "R14" V 7900 5650 50  0000 C CNN
F 1 "0" V 8100 5700 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 8000 5700 50  0001 C CNN
F 3 "~" H 8000 5700 50  0001 C CNN
	1    8000 5700
	0    1    1    0   
$EndComp
Wire Wire Line
	8800 5900 8800 6000
Wire Wire Line
	8800 6000 9050 6000
Text Label 9050 6000 2    50   ~ 0
Q3
Wire Wire Line
	8200 5700 8100 5700
Connection ~ 8200 5700
Wire Wire Line
	7900 5700 7800 5700
Wire Wire Line
	7400 5700 7600 5700
Text Label 7400 5700 0    50   ~ 0
CH3
Wire Wire Line
	4200 4550 3800 4550
Wire Wire Line
	4200 4650 3800 4650
Wire Wire Line
	4200 4750 3800 4750
Wire Wire Line
	4200 4950 3800 4950
Wire Wire Line
	4200 5050 3800 5050
Text Label 4200 4550 2    50   ~ 0
LOAD
Text Label 4200 4650 2    50   ~ 0
CH0
Text Label 4200 5050 2    50   ~ 0
CH1
Text Label 4200 4950 2    50   ~ 0
CH2
Text Label 4200 4750 2    50   ~ 0
CH3
$Comp
L Device:Crystal_GND24_Small Y1
U 1 1 5C30EB37
P 2250 5200
F 0 "Y1" V 2050 5050 50  0000 L CNN
F 1 "8MHz" V 2050 5250 50  0000 L CNN
F 2 "Crystals:Crystal_SMD_3225-4pin_3.2x2.5mm" H 2250 5200 50  0001 C CNN
F 3 "~" H 2250 5200 50  0001 C CNN
	1    2250 5200
	0    1    1    0   
$EndComp
$Comp
L Device:C_Small C10
U 1 1 5C310CD7
P 2250 5500
F 0 "C10" H 2342 5546 50  0000 L CNN
F 1 "12p" H 2342 5455 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 2250 5500 50  0001 C CNN
F 3 "~" H 2250 5500 50  0001 C CNN
	1    2250 5500
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C9
U 1 1 5C31388F
P 1900 5500
F 0 "C9" H 1700 5600 50  0000 L CNN
F 1 "12p" H 1700 5400 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 1900 5500 50  0001 C CNN
F 3 "~" H 1900 5500 50  0001 C CNN
	1    1900 5500
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0112
U 1 1 5C31422D
P 2250 5800
F 0 "#PWR0112" H 2250 5550 50  0001 C CNN
F 1 "GND" H 2255 5627 50  0000 C CNN
F 2 "" H 2250 5800 50  0001 C CNN
F 3 "" H 2250 5800 50  0001 C CNN
	1    2250 5800
	1    0    0    -1  
$EndComp
Wire Wire Line
	2250 5800 2250 5750
Wire Wire Line
	1900 5600 1900 5750
Wire Wire Line
	1900 5750 2050 5750
Connection ~ 2250 5750
Wire Wire Line
	2250 5750 2250 5650
Wire Wire Line
	2250 5650 2500 5650
Wire Wire Line
	2500 5650 2500 5200
Wire Wire Line
	2375 5200 2500 5200
Connection ~ 2250 5650
Wire Wire Line
	2250 5650 2250 5600
Wire Wire Line
	2050 5200 2050 5750
Wire Wire Line
	2050 5200 2125 5200
Connection ~ 2050 5750
Wire Wire Line
	2050 5750 2250 5750
Wire Wire Line
	2250 5300 2250 5400
Wire Wire Line
	2250 5100 1900 5100
Wire Wire Line
	1900 5100 1900 5400
$Comp
L Device:R_Small R5
U 1 1 5C36FD60
P 2600 4350
F 0 "R5" V 2500 4250 50  0000 C CNN
F 1 "0" V 2500 4450 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 2600 4350 50  0001 C CNN
F 3 "~" H 2600 4350 50  0001 C CNN
	1    2600 4350
	0    1    1    0   
$EndComp
Wire Wire Line
	2700 4350 2800 4350
$Comp
L power:+3.3V #PWR0113
U 1 1 5C3785CA
P 2400 4350
F 0 "#PWR0113" H 2400 4200 50  0001 C CNN
F 1 "+3.3V" V 2415 4478 50  0000 L CNN
F 2 "" H 2400 4350 50  0001 C CNN
F 3 "" H 2400 4350 50  0001 C CNN
	1    2400 4350
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2400 4350 2500 4350
$Comp
L power:GND #PWR0114
U 1 1 5C38237A
P 2400 4550
F 0 "#PWR0114" H 2400 4300 50  0001 C CNN
F 1 "GND" V 2405 4422 50  0000 R CNN
F 2 "" H 2400 4550 50  0001 C CNN
F 3 "" H 2400 4550 50  0001 C CNN
	1    2400 4550
	0    1    1    0   
$EndComp
$Comp
L Device:R_Small R8
U 1 1 5C382D39
P 2600 4550
F 0 "R8" V 2500 4450 50  0000 C CNN
F 1 "0" V 2500 4650 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" H 2600 4550 50  0001 C CNN
F 3 "~" H 2600 4550 50  0001 C CNN
	1    2600 4550
	0    1    1    0   
$EndComp
Wire Wire Line
	2400 4550 2500 4550
Wire Wire Line
	2700 4550 2800 4550
Wire Wire Line
	4200 5350 3800 5350
Wire Wire Line
	4200 5450 3800 5450
Text Label 4200 5350 2    50   ~ 0
SWDIO
Text Label 4200 5450 2    50   ~ 0
SWCLK
$Comp
L Connector_Generic:Conn_01x04 J5
U 1 1 5C3B6CB2
P 4700 4100
F 0 "J5" H 4620 4417 50  0000 C CNN
F 1 "SWD" H 4620 4326 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04_Pitch2.54mm" H 4700 4100 50  0001 C CNN
F 3 "~" H 4700 4100 50  0001 C CNN
	1    4700 4100
	-1   0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0115
U 1 1 5C3BBC57
P 5250 4000
F 0 "#PWR0115" H 5250 3850 50  0001 C CNN
F 1 "+3.3V" V 5265 4128 50  0000 L CNN
F 2 "" H 5250 4000 50  0001 C CNN
F 3 "" H 5250 4000 50  0001 C CNN
	1    5250 4000
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR0116
U 1 1 5C3D62AF
P 5250 4200
F 0 "#PWR0116" H 5250 3950 50  0001 C CNN
F 1 "GND" V 5255 4072 50  0000 R CNN
F 2 "" H 5250 4200 50  0001 C CNN
F 3 "" H 5250 4200 50  0001 C CNN
	1    5250 4200
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5250 4200 4900 4200
Wire Wire Line
	4900 4000 5250 4000
Text Label 5200 4300 2    50   ~ 0
SWDIO
Text Label 5200 4100 2    50   ~ 0
SWCLK
Wire Wire Line
	5200 4100 4900 4100
Wire Wire Line
	4900 4300 5200 4300
Wire Wire Line
	2950 2100 2700 2100
Wire Wire Line
	2950 1700 2700 1700
Wire Wire Line
	2950 2500 2700 2500
Wire Wire Line
	2950 2900 2700 2900
Text Label 2950 2100 2    50   ~ 0
Q0
Text Label 2950 2900 2    50   ~ 0
Q1
Text Label 2950 1700 2    50   ~ 0
Q2
Text Label 2950 2500 2    50   ~ 0
Q3
Text Notes 6550 3850 0    50   ~ 0
Pull drivers
Text Notes 8200 3850 0    50   ~ 0
Push drivers
Text Notes 4550 5050 0    50   ~ 0
Comms load
Text Notes 4600 3000 0    50   ~ 0
Opt
Text Notes 3500 3000 0    50   ~ 0
Opt
Text Notes 6350 4600 0    50   ~ 0
Opt
Text Notes 6450 4250 0    50   ~ 0
Opt
Text Notes 6450 5350 0    50   ~ 0
Opt
Text Notes 6350 5700 0    50   ~ 0
Opt
Text Notes 8000 5400 0    50   ~ 0
Opt
Text Notes 8000 4300 0    50   ~ 0
Opt
Text Notes 7950 4800 0    50   ~ 0
Opt
Text Notes 7950 5900 0    50   ~ 0
Opt
Text Notes 2550 4200 0    50   ~ 0
Opt
Text Notes 2550 4700 0    50   ~ 0
Opt
$Comp
L Connector:TestPoint TP1
U 1 1 5C453DE6
P 4100 4850
F 0 "TP1" V 4100 5038 50  0000 L CNN
F 1 "TestPoint" H 4158 4879 50  0001 L CNN
F 2 "Measurement_Points:Measurement_Point_Square-SMD-Pad_Small" H 4300 4850 50  0001 C CNN
F 3 "~" H 4300 4850 50  0001 C CNN
	1    4100 4850
	0    1    1    0   
$EndComp
$Comp
L Connector:TestPoint TP2
U 1 1 5C45EF40
P 4100 5150
F 0 "TP2" V 4100 5338 50  0000 L CNN
F 1 "TestPoint" H 4158 5179 50  0001 L CNN
F 2 "Measurement_Points:Measurement_Point_Square-SMD-Pad_Small" H 4300 5150 50  0001 C CNN
F 3 "~" H 4300 5150 50  0001 C CNN
	1    4100 5150
	0    1    1    0   
$EndComp
$Comp
L Connector:TestPoint TP3
U 1 1 5C45F33E
P 4100 5250
F 0 "TP3" V 4100 5438 50  0000 L CNN
F 1 "TestPoint" H 4158 5279 50  0001 L CNN
F 2 "Measurement_Points:Measurement_Point_Square-SMD-Pad_Small" H 4300 5250 50  0001 C CNN
F 3 "~" H 4300 5250 50  0001 C CNN
	1    4100 5250
	0    1    1    0   
$EndComp
$Comp
L Connector:TestPoint TP4
U 1 1 5C45FC76
P 2750 5450
F 0 "TP4" V 2650 5550 50  0000 C CNN
F 1 "TestPoint" H 2808 5479 50  0001 L CNN
F 2 "Measurement_Points:Measurement_Point_Square-SMD-Pad_Small" H 2950 5450 50  0001 C CNN
F 3 "~" H 2950 5450 50  0001 C CNN
	1    2750 5450
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2750 5450 2800 5450
Wire Wire Line
	4100 5250 3800 5250
Wire Wire Line
	4100 5150 3800 5150
Wire Wire Line
	3800 4850 4100 4850
Wire Wire Line
	2250 5300 2600 5300
Connection ~ 2250 5300
Connection ~ 2250 5100
Wire Wire Line
	2800 5250 2750 5250
Wire Wire Line
	2750 5250 2750 5100
Wire Wire Line
	2250 5100 2750 5100
Wire Wire Line
	2600 5150 2800 5150
Wire Wire Line
	2600 5150 2600 5300
$Comp
L Transistor_FET:BSS83P Q1
U 1 1 5C577582
P 6850 4350
F 0 "Q1" H 7055 4396 50  0000 L CNN
F 1 "AO3400" H 7055 4305 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 7050 4275 50  0001 L CIN
F 3 "http://www.farnell.com/datasheets/1835997.pdf" H 6850 4350 50  0001 L CNN
	1    6850 4350
	1    0    0    -1  
$EndComp
$Comp
L Transistor_FET:BSS83P Q3
U 1 1 5C57CF20
P 5250 5450
F 0 "Q3" H 5455 5496 50  0000 L CNN
F 1 "AO3400" H 5455 5405 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 5450 5375 50  0001 L CIN
F 3 "http://www.farnell.com/datasheets/1835997.pdf" H 5250 5450 50  0001 L CNN
	1    5250 5450
	1    0    0    -1  
$EndComp
$Comp
L Transistor_FET:BSS83P Q4
U 1 1 5C57D930
P 6850 5450
F 0 "Q4" H 7055 5496 50  0000 L CNN
F 1 "AO3400" H 7055 5405 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 7050 5375 50  0001 L CIN
F 3 "http://www.farnell.com/datasheets/1835997.pdf" H 6850 5450 50  0001 L CNN
	1    6850 5450
	1    0    0    -1  
$EndComp
$EndSCHEMATC