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hardware: schematic: modify USB 5V TVS 

Previously, we would end up shorting power to ground all the time
because the diodes were right on the marginal edge.

Signed-off-by: Sean Cross <sean@xobs.io>
This commit is contained in:
Sean Cross 2018-11-20 23:41:13 +08:00
parent 00a305110f
commit 66d1048242
1 changed files with 5 additions and 11 deletions
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16
hardware/pcb/tomu-fpga.sch
View File

@ -1077,12 +1077,6 @@ F 3 "" H 850 5950 50 0001 C CNN
$EndComp
Wire Wire Line
850 5650 850 5950
Wire Wire Line
1750 5850 1750 6000
Wire Wire Line
1750 6000 1050 6000
Wire Wire Line
1050 6000 1050 5850
$Comp
L Device:C_Small C11
U 1 1 5C1F1DFB
@ -1780,7 +1774,6 @@ Wire Wire Line
750 5500 750 5850
Wire Wire Line
2100 6050 2100 5650
Connection ~ 1050 5850
Connection ~ 950 5650
$Comp
L Device:D_Small D1
@ -1946,10 +1939,10 @@ U 1 1 5C2141E6
P 9000 1300
F 0 "D5" H 9050 1400 50 0000 L CNN
F 1 "D5V0L1B2LP3-7" H 8400 1400 50 0000 L CNN
F 2 "tomu-fpga:X1-DFN1006-2" V 9000 1300 50 0001 C CNN
F 3 "https://www.diodes.com/assets/Datasheets/D5V0L1B2LP3.pdf" V 9000 1300 50 0001 C CNN
F 4 "Diodes Incorporated" V 9000 1300 50 0001 C CNN "Manufacturer"
F 5 "D5V0L1B2LP3-7" V 9000 1300 50 0001 C CNN "MPN"
F 2 "tomu-fpga:TVS-11V" V 9000 1300 50 0001 C CNN
F 3 "http://www.vishay.com/docs/85900/vcut05e1-sd0.pdf" V 9000 1300 50 0001 C CNN
F 4 "Vishay Semiconductor Diodes Division" V 9000 1300 50 0001 C CNN "Manufacturer"
F 5 "VCUT05E1-SD0-G4-08" V 9000 1300 50 0001 C CNN "MPN"
1 9000 1300
1 0 0 -1
$EndComp
@ -2005,4 +1998,5 @@ Wire Wire Line
Connection ~ 10450 1150
Wire Wire Line
10450 1150 10650 1150
NoConn ~ 1750 5850
$EndSCHEMATC