nedko
/
isouart4
1
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

AMS1117-3.3 -> LP2950CDT-3.3 (reduce usb downstream capacitance)

This commit is contained in:
Nedko Arnaudov 2023-12-12 17:20:30 +02:00
parent 052c37e677
commit 15c32aad0d
2 changed files with 1097 additions and 1189 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2222
isouart4.kicad_pcb
View File

File diff suppressed because it is too large Load Diff

64
isouart4.kicad_sch
View File

@ -932,10 +932,6 @@
(stroke (width 0) (type default))
(uuid 0e3caa3f-4d10-4b9d-ae57-406edaba6042)
)
(wire (pts (xy 81.28 88.9) (xy 83.82 88.9))
(stroke (width 0) (type default))
(uuid 0e71b520-9782-4bb0-abfe-cc32b0705bf3)
)
(wire (pts (xy 246.38 106.68) (xy 246.38 111.76))
(stroke (width 0) (type default))
(uuid 11062dde-2219-4bb6-b353-8810498122c8)
@ -976,6 +972,10 @@
(stroke (width 0) (type default))
(uuid 1550c8a5-6d20-4af6-83a4-8b1473c89caf)
)
(wire (pts (xy 121.92 90.17) (xy 121.92 88.9))
(stroke (width 0) (type default))
(uuid 177f8b7c-0d82-4ea9-b8fd-25257101c5d3)
)
(wire (pts (xy 246.38 165.1) (xy 249.555 165.1))
(stroke (width 0) (type default))
(uuid 17aae3c9-421c-4342-853e-3c80f62e7265)
@ -988,7 +988,7 @@
(stroke (width 0) (type default))
(uuid 1b36bdeb-46ea-40e9-8aba-572b88926ebb)
)
(wire (pts (xy 121.92 93.98) (xy 121.92 96.52))
(wire (pts (xy 121.92 95.25) (xy 121.92 96.52))
(stroke (width 0) (type default))
(uuid 214b2941-9cb4-4d45-923c-217569146242)
)
@ -1084,7 +1084,7 @@
(stroke (width 0) (type default))
(uuid 3aef29db-d838-4811-99cb-201e1857b914)
)
(wire (pts (xy 88.9 88.9) (xy 93.345 88.9))
(wire (pts (xy 81.28 88.9) (xy 93.345 88.9))
(stroke (width 0) (type default))
(uuid 3afd2c8c-12d5-4671-915c-9cc1ceda5a33)
)
@ -1978,7 +1978,7 @@
(property "Reference" "C1" (at 92.075 99.695 0)
(effects (font (size 1.27 1.27)) (justify left))
)
(property "Value" "10uF" (at 90.805 102.87 0)
(property "Value" "1uF" (at 90.805 102.87 0)
(effects (font (size 1.27 1.27)) (justify left))
)
(property "Footprint" "Capacitor_Tantalum_SMD:CP_EIA-3528-15_AVX-H_Pad1.50x2.35mm_HandSolder" (at 93.345 92.71 0)
@ -2057,7 +2057,7 @@
(property "Reference" "F1" (at 82.55 108.585 90)
(effects (font (size 1.27 1.27)) (justify right))
)
(property "Value" "500mA" (at 82.55 111.125 90)
(property "Value" "100mA" (at 82.55 111.125 90)
(effects (font (size 1.27 1.27)) (justify right))
)
(property "Footprint" "isouart4:FuseX" (at 81.28 109.855 0)
@ -2102,50 +2102,16 @@
)
)
(symbol (lib_id "Device:R_Small") (at 86.36 88.9 90) (unit 1)
(in_bom yes) (on_board yes) (dnp no)
(uuid 54177b2a-56b9-4456-b972-81c9acda8933)
(property "Reference" "R22" (at 86.36 92.71 90)
(effects (font (size 1.27 1.27)))
)
(property "Value" "4R3" (at 86.36 95.25 90)
(effects (font (size 1.27 1.27)))
)
(property "Footprint" "Resistor_SMD:R_2512_6332Metric_Pad1.40x3.35mm_HandSolder" (at 86.36 88.9 0)
(effects (font (size 1.27 1.27)) hide)
)
(property "Datasheet" "~" (at 86.36 88.9 0)
(effects (font (size 1.27 1.27)) hide)
)
(pin "1" (uuid 92d7c5dd-bb8d-4483-b51e-76c9c32135ae))
(pin "2" (uuid 5a7db6b4-91e7-488a-8586-a2af215a45f0))
(instances
(project "4WD_UART"
(path "/3d727dd2-df65-4f49-bc46-de00aac75be7"
(reference "R22") (unit 1)
)
)
(project "isouart4"
(path "/7c54d849-3d49-4f8e-b560-9dd1d738085c/2d235b8c-e233-4472-a8af-47eb53407ee3"
(reference "R1") (unit 1)
)
(path "/7c54d849-3d49-4f8e-b560-9dd1d738085c"
(reference "R26") (unit 1)
)
)
)
)
(symbol (lib_id "Regulator_Linear:AMS1117-3.3") (at 107.95 88.9 0) (unit 1)
(in_bom yes) (on_board yes) (dnp no)
(uuid 60865f91-3b13-4764-92ec-a773dd23bfdb)
(property "Reference" "U1" (at 107.95 82.55 0)
(effects (font (size 1.27 1.27)))
)
(property "Value" "AMS1117-3.3" (at 107.95 85.09 0)
(property "Value" "LP2950CDT-3.3" (at 107.95 85.09 0)
(effects (font (size 1.27 1.27)))
)
(property "Footprint" "Package_TO_SOT_SMD:SOT-223-3_TabPin2" (at 107.95 83.82 0)
(property "Footprint" "Package_TO_SOT_SMD:TO-252-2" (at 107.95 83.82 0)
(effects (font (size 1.27 1.27)) hide)
)
(property "Datasheet" "http://www.advanced-monolithic.com/pdf/ds1117.pdf" (at 110.49 95.25 0)
@ -2841,19 +2807,19 @@
)
)
(symbol (lib_id "Device:C_Polarized_Small") (at 121.92 91.44 0) (unit 1)
(symbol (lib_id "Device:C_Polarized_Small") (at 121.92 92.71 0) (unit 1)
(in_bom yes) (on_board yes) (dnp no)
(uuid e94c3516-73d6-41eb-aeec-125fbbccb439)
(property "Reference" "C2" (at 120.65 99.695 0)
(property "Reference" "C2" (at 121.285 99.695 0)
(effects (font (size 1.27 1.27)) (justify left))
)
(property "Value" "22uF" (at 120.65 102.87 0)
(property "Value" "3.3uF" (at 121.285 102.87 0)
(effects (font (size 1.27 1.27)) (justify left))
)
(property "Footprint" "Capacitor_Tantalum_SMD:CP_EIA-3528-15_AVX-H_Pad1.50x2.35mm_HandSolder" (at 121.92 91.44 0)
(property "Footprint" "Capacitor_Tantalum_SMD:CP_EIA-3528-15_AVX-H_Pad1.50x2.35mm_HandSolder" (at 121.92 92.71 0)
(effects (font (size 1.27 1.27)) hide)
)
(property "Datasheet" "~" (at 121.92 91.44 0)
(property "Datasheet" "~" (at 121.92 92.71 0)
(effects (font (size 1.27 1.27)) hide)
)
(pin "1" (uuid 0f3cf1a6-6bf5-4d70-b773-535fd5a71163))