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pcb: switch signal MOSFETs to BSS138W

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They offer much lower Ciss (27pF).
This commit is contained in:
seedhammer 2026-01-21 06:56:02 +01:00
parent 308c65f083
commit a7c4e25213
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2 changed files with 535 additions and 861 deletions
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1344
pcb/mainboard.kicad_pcb
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52
pcb/mainboard.kicad_sch
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@ -32356,7 +32356,7 @@
(justify left)
)
)
(property "Value" "AO3400A"
(property "Value" "BSS138W"
(at 435.61 123.1899 0)
(effects
(font
@ -32365,7 +32365,7 @@
(justify left)
)
)
(property "Footprint" "Package_TO_SOT_SMD:SOT-23"
(property "Footprint" "Package_TO_SOT_SMD:SOT-323_SC-70"
(at 434.34 123.825 0)
(effects
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@ -32376,7 +32376,7 @@
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(property "Datasheet" "http://www.aosmd.com/pdfs/datasheet/AO3400A.pdf"
(property "Datasheet" "https://jlcpcb.com/partdetail/hongjiacheng-BSS138W/C28646265"
(at 434.34 125.73 0)
(effects
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@ -32386,7 +32386,7 @@
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(property "Description" "30V Vds, 5.7A Id, N-Channel MOSFET, SOT-23"
(property "Description" "50V Vds, 27pF Ciss, 0.22A Id, N-Channel MOSFET, SOT-23"
(at 429.26 121.92 0)
(effects
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@ -32395,7 +32395,7 @@
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(property "LCSC" "C20917"
(property "LCSC" "C28646265"
(at 429.26 121.92 0)
(effects
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@ -33070,7 +33070,7 @@
(justify left)
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(property "Value" "BSS138"
(property "Value" "BSS138W"
(at 337.82 193.0401 0)
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@ -39333,7 +39333,7 @@
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(property "Value" "AO3400A"
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@ -39342,7 +39342,7 @@
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(property "Footprint" "Package_TO_SOT_SMD:SOT-23"
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@ -39353,7 +39353,7 @@
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(property "Datasheet" "http://www.aosmd.com/pdfs/datasheet/AO3400A.pdf"
(property "Datasheet" "https://jlcpcb.com/partdetail/hongjiacheng-BSS138W/C28646265"
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@ -39363,7 +39363,7 @@
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(property "Description" "30V Vds, 5.7A Id, N-Channel MOSFET, SOT-23"
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@ -39372,7 +39372,7 @@
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(property "LCSC" "C20917"
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@ -41305,7 +41305,7 @@
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(property "Value" "AO3400A"
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@ -41314,7 +41314,7 @@
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(property "Footprint" "Package_TO_SOT_SMD:SOT-23"
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@ -41325,7 +41325,7 @@
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(property "Datasheet" "http://www.aosmd.com/pdfs/datasheet/AO3400A.pdf"
(property "Datasheet" "https://jlcpcb.com/partdetail/hongjiacheng-BSS138W/C28646265"
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@ -41335,7 +41335,7 @@
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(property "Description" "30V Vds, 5.7A Id, N-Channel MOSFET, SOT-23"
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@ -41344,7 +41344,7 @@
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@ -44569,7 +44569,7 @@
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(property "Value" "AO3400A"
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@ -44578,7 +44578,7 @@
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(property "Footprint" "Package_TO_SOT_SMD:SOT-23"
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@ -44589,7 +44589,7 @@
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(property "Datasheet" "http://www.aosmd.com/pdfs/datasheet/AO3400A.pdf"
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@ -44599,7 +44599,7 @@
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(property "Description" "30V Vds, 5.7A Id, N-Channel MOSFET, SOT-23"
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@ -44608,7 +44608,7 @@
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(property "LCSC" "C20917"
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@ -45109,7 +45109,7 @@
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