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hardware: schematic: modify USB 5V TVS

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