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USB hub fixes

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-Fixed upstream diff pair polarity
-added optional inverer for the USB power switch enable pin
 Design now supports both AP2181 and AP2191

Signed-off-by: Dominik Sliwa <dominik@sliwa.io>
This commit is contained in:
Dominik Sliwa
2021-10-30 19:22:03 +02:00
parent 507a65182c
commit 2b6a425388
4 changed files with 557 additions and 273 deletions
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54
PoE.kicad_sch
View File

@@ -4670,6 +4670,33 @@
(pin "2" (uuid 84cd20b0-a428-4482-8b4f-c33c5d0f01ce))
)
(symbol (lib_id "Reference_Voltage:TL431DBZ") (at 215.9 156.21 270) (mirror x) (unit 1)
(in_bom yes) (on_board yes)
(uuid 5ac241fc-00e6-420d-b669-bd4ba8434233)
(property "Reference" "U29" (id 0) (at 213.36 154.9399 90)
(effects (font (size 1.27 1.27)) (justify right))
)
(property "Value" "TL431DBZ" (id 1) (at 213.36 157.4799 90)
(effects (font (size 1.27 1.27)) (justify right))
)
(property "Footprint" "Package_TO_SOT_SMD:SOT-23" (id 2) (at 212.09 156.21 0)
(effects (font (size 1.27 1.27) italic) hide)
)
(property "Datasheet" "http://www.ti.com/lit/ds/symlink/tl431.pdf" (id 3) (at 215.9 156.21 0)
(effects (font (size 1.27 1.27) italic) hide)
)
(property "Config" "+PoE" (id 4) (at 210.82 159.385 90))
(property "Manufacturer" "Texas Instruments" (id 5) (at 215.9 156.21 90)
(effects (font (size 1.27 1.27)) hide)
)
(property "PartNumber" "TL431LIBCDBZR" (id 6) (at 215.9 156.21 90)
(effects (font (size 1.27 1.27)) hide)
)
(pin "1" (uuid 635223bf-c94a-45c2-9764-9a1ead6a01a8))
(pin "2" (uuid f5ac247c-f120-4c94-83bc-b6320d6d5241))
(pin "3" (uuid a5cc41c3-8b8f-4f17-9d8b-290a85e54ef7))
)
(symbol (lib_id "Device:D_Zener") (at 27.305 104.775 270) (unit 1)
(in_bom yes) (on_board yes)
(uuid 58ca33d1-3b69-4a48-a028-c77d5b6a7c92)
@@ -4988,33 +5015,6 @@
(pin "2" (uuid be603ad4-9017-42ea-9fb4-97dbeb91b1df))
)
(symbol (lib_id "Reference_Voltage:TL431DBZ") (at 215.9 156.21 270) (mirror x) (unit 1)
(in_bom yes) (on_board yes)
(uuid 5ac241fc-00e6-420d-b669-bd4ba8434233)
(property "Reference" "U29" (id 0) (at 213.36 154.9399 90)
(effects (font (size 1.27 1.27)) (justify right))
)
(property "Value" "TL431DBZ" (id 1) (at 213.36 157.4799 90)
(effects (font (size 1.27 1.27)) (justify right))
)
(property "Footprint" "Package_TO_SOT_SMD:SOT-23" (id 2) (at 212.09 156.21 0)
(effects (font (size 1.27 1.27) italic) hide)
)
(property "Datasheet" "http://www.ti.com/lit/ds/symlink/tl431.pdf" (id 3) (at 215.9 156.21 0)
(effects (font (size 1.27 1.27) italic) hide)
)
(property "Config" "+PoE" (id 4) (at 210.82 159.385 90))
(property "Manufacturer" "Texas Instruments" (id 5) (at 215.9 156.21 90)
(effects (font (size 1.27 1.27)) hide)
)
(property "PartNumber" "TL431LIBCDBZR" (id 6) (at 215.9 156.21 90)
(effects (font (size 1.27 1.27)) hide)
)
(pin "1" (uuid 635223bf-c94a-45c2-9764-9a1ead6a01a8))
(pin "2" (uuid f5ac247c-f120-4c94-83bc-b6320d6d5241))
(pin "3" (uuid a5cc41c3-8b8f-4f17-9d8b-290a85e54ef7))
)
(symbol (lib_id "Connector:Conn_01x03_Male") (at 49.53 186.69 180) (unit 1)
(in_bom yes) (on_board yes) (fields_autoplaced)
(uuid d2f558fb-acd9-4c71-93bb-37883bf1acff)