component
AMS1117-2.5V
Public Made by Adomby adom
MSKSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
fix footprint: SOT-223-3_TabPin2 -> SOT-223 (symbol has pins 1,2,3,4; the old footprint left pad(s) with no net)
4 files changed
+100−74
ams1117-2-5v.kicad_mod+35−35@@ -1,4 +1,4 @@-(footprint "SOT-223-3_TabPin2"+(footprint "SOT-223" (version 20260206) (generator "pcbnew") (generator_version "10.0")@@ -8,7 +8,7 @@ (property "Reference" "REF**" (at 0 -4.5 0) (layer "F.SilkS")- (uuid "095b50a5-76ce-476b-aa10-37a37fa441f1")+ (uuid "4497a1e1-94b1-4cba-abfc-02d82a04371f") (effects (font (size 1 1)@@ -16,10 +16,10 @@ ) ) )- (property "Value" "SOT-223-3_TabPin2"+ (property "Value" "SOT-223" (at 0 4.5 0) (layer "F.Fab")- (uuid "a763838d-1dc3-4eda-bbc0-fbcf1edf1449")+ (uuid "222a057b-4f1f-481e-81c0-82276f6e2fbf") (effects (font (size 1 1)@@ -32,7 +32,7 @@ (unlocked yes) (layer "F.Fab") (hide yes)- (uuid "0fecb949-4744-4c65-8091-70f595847ba4")+ (uuid "cf35375b-a35a-4ccf-b401-52356d4eb3ab") (effects (font (size 1.27 1.27)@@ -45,7 +45,7 @@ (unlocked yes) (layer "F.Fab") (hide yes)- (uuid "7dd6192e-e612-428f-816e-6f28697542d5")+ (uuid "e0b857b7-85f4-442e-9375-43b7f0b65024") (effects (font (size 1.27 1.27)@@ -63,7 +63,7 @@ (type solid) ) (layer "F.SilkS")- (uuid "e98ec803-a6f4-4196-9fa0-d9f7619efa9d")+ (uuid "10341b74-de1d-44f8-b919-9dc7b01c77a6") ) (fp_line (start -1.85 3.41)@@ -73,7 +73,7 @@ (type solid) ) (layer "F.SilkS")- (uuid "6e43f798-7915-403c-b947-4851bde35045")+ (uuid "9eaaee9c-d787-4c4e-9409-486f5d803253") ) (fp_line (start 1.91 -3.41)@@ -83,7 +83,7 @@ (type solid) ) (layer "F.SilkS")- (uuid "ddfc40c4-e33c-493e-b735-24282440d539")+ (uuid "668bbda1-c7e1-4e23-9d62-dd4d052018b0") ) (fp_line (start 1.91 3.41)@@ -93,7 +93,7 @@ (type solid) ) (layer "F.SilkS")- (uuid "79366377-6a9f-460a-b0d1-788467590954")+ (uuid "7b7161b8-bc72-4822-9d67-8c4bc120433f") ) (fp_poly (pts@@ -105,7 +105,7 @@ ) (fill yes) (layer "F.SilkS")- (uuid "27420593-f422-495a-9e17-88a99bcd8a3d")+ (uuid "818bd365-7a79-40a2-b037-dacc75b8af05") ) (fp_line (start -4.4 -3.6)@@ -115,7 +115,7 @@ (type solid) ) (layer "F.CrtYd")- (uuid "2d708b29-208a-4760-a2c5-6626e4d03d29")+ (uuid "1e6e1c3c-cf2e-4570-9270-1e4425f802c5") ) (fp_line (start -4.4 3.6)@@ -125,7 +125,7 @@ (type solid) ) (layer "F.CrtYd")- (uuid "ffe8efb3-9432-4dfe-8e3a-faf2eb064270")+ (uuid "fe006c7f-e9e9-42b8-94e6-7fab62e45a96") ) (fp_line (start 4.4 -3.6)@@ -135,7 +135,7 @@ (type solid) ) (layer "F.CrtYd")- (uuid "d963e7fb-b321-4298-bcd6-9650f5938938")+ (uuid "18a70f3a-ba6f-445d-a1d1-b2229acce0b4") ) (fp_line (start 4.4 3.6)@@ -145,27 +145,27 @@ (type solid) ) (layer "F.CrtYd")- (uuid "18839f08-10e9-4a73-9312-8be172f09091")+ (uuid "1cb64177-a033-440a-bc55-482358e05d6e") ) (fp_line- (start -1.85 -2.35)+ (start -1.85 -2.3) (end -1.85 3.35) (stroke (width 0.1) (type solid) ) (layer "F.Fab")- (uuid "659fc817-2286-4dd8-ba60-8e62262ce6cc")+ (uuid "2a9ca989-6b38-468d-a714-75a033988b2c") ) (fp_line- (start -1.85 -2.35)- (end -0.85 -3.35)+ (start -1.85 -2.3)+ (end -0.8 -3.35) (stroke (width 0.1) (type solid) ) (layer "F.Fab")- (uuid "f393364a-2641-4746-ba4c-6509ea1de503")+ (uuid "bcb7341f-c5b7-4cf0-ac84-66c574c5e61c") ) (fp_line (start -1.85 3.35)@@ -175,17 +175,17 @@ (type solid) ) (layer "F.Fab")- (uuid "27db54e0-f4a8-4972-bcbc-256787416dcd")+ (uuid "c011dc66-40ad-4f1e-a34f-e251dae0cd31") ) (fp_line- (start -0.85 -3.35)+ (start -0.8 -3.35) (end 1.85 -3.35) (stroke (width 0.1) (type solid) ) (layer "F.Fab")- (uuid "be579ebe-38db-4860-98f0-9f530f704760")+ (uuid "80711826-0dce-449b-af78-388864936159") ) (fp_line (start 1.85 -3.35)@@ -195,12 +195,12 @@ (type solid) ) (layer "F.Fab")- (uuid "9d748ff0-f43a-42f3-a9ff-3a463972b1ca")+ (uuid "a66ee799-671f-4902-ac92-f94d39f82acf") ) (fp_text user "${REFERENCE}" (at 0 0 90) (layer "F.Fab")- (uuid "aff1cd04-29c5-47f0-8349-1badf43ec67b")+ (uuid "184c46b5-a004-48e0-8f63-d7d63dc324be") (effects (font (size 0.8 0.8)@@ -213,28 +213,28 @@ (size 2 1.5) (layers "F.Cu" "F.Mask" "F.Paste") (roundrect_rratio 0.25)- (uuid "6c38c733-73aa-46ef-9aa8-0adc47a79448")+ (uuid "ea891fee-0855-44cc-8da9-0c7b9e3b1505") ) (pad "2" smd roundrect (at -3.15 0) (size 2 1.5) (layers "F.Cu" "F.Mask" "F.Paste") (roundrect_rratio 0.25)- (uuid "553b4aa3-b4fc-45ee-9bbe-5eb8183ee7d8")- )- (pad "2" smd roundrect- (at 3.15 0)- (size 2 3.8)- (layers "F.Cu" "F.Mask" "F.Paste")- (roundrect_rratio 0.25)- (uuid "118e82e2-9099-4e46-a269-1e2cb8448d5e")+ (uuid "2adbaf0f-7617-4618-9438-78a8bd4ec4b2") ) (pad "3" smd roundrect (at -3.15 2.3) (size 2 1.5) (layers "F.Cu" "F.Mask" "F.Paste") (roundrect_rratio 0.25)- (uuid "5046df04-2b74-45a5-867e-e33a5e51e59c")+ (uuid "1b42a1a5-e735-42f2-b87a-1df5a461081d")+ )+ (pad "4" smd roundrect+ (at 3.15 0)+ (size 2 3.8)+ (layers "F.Cu" "F.Mask" "F.Paste")+ (roundrect_rratio 0.25)+ (uuid "023f2cc5-97fb-4421-8e37-e8aa385789b4") ) (embedded_fonts no) (model "${KICAD10_3DMODEL_DIR}/Package_TO_SOT_SMD.3dshapes/SOT-223.step"
ams1117-2-5v.lbr+26−24@@ -50,52 +50,54 @@ <layer number="98" name="Guide" color="6" fill="1" visible="yes" active="yes"/> </layers> <library>-<description>SOT-223-3_TabPin2 (symbol synthesized from footprint pads)</description>+<description></description> <packages>-<package name="SOT-223-3_TabPin2">- <description>SOT-223-3_TabPin2</description>+<package name="AMS1117-2.5V">+ <description>AMS1117-2.5V</description> <smd name="1" x="-3.1500" y="2.3000" dx="2.0000" dy="1.5000" layer="1"/> <smd name="2" x="-3.1500" y="-0.0000" dx="2.0000" dy="1.5000" layer="1"/>- <smd name="2@2" x="3.1500" y="-0.0000" dx="2.0000" dy="3.8000" layer="1"/> <smd name="3" x="-3.1500" y="-2.3000" dx="2.0000" dy="1.5000" layer="1"/>+ <smd name="4" x="3.1500" y="-0.0000" dx="2.0000" dy="3.8000" layer="1"/> <wire x1="-1.8500" y1="3.4100" x2="1.9100" y2="3.4100" width="0.1200" layer="21"/> <wire x1="-1.8500" y1="-3.4100" x2="1.9100" y2="-3.4100" width="0.1200" layer="21"/> <wire x1="1.9100" y1="3.4100" x2="1.9100" y2="2.1500" width="0.1200" layer="21"/> <wire x1="1.9100" y1="-3.4100" x2="1.9100" y2="-2.1500" width="0.1200" layer="21"/>- <wire x1="-1.8500" y1="2.3500" x2="-1.8500" y2="-3.3500" width="0.1000" layer="51"/>- <wire x1="-1.8500" y1="2.3500" x2="-0.8500" y2="3.3500" width="0.1000" layer="51"/>+ <wire x1="-1.8500" y1="2.3000" x2="-1.8500" y2="-3.3500" width="0.1000" layer="51"/>+ <wire x1="-1.8500" y1="2.3000" x2="-0.8000" y2="3.3500" width="0.1000" layer="51"/> <wire x1="-1.8500" y1="-3.3500" x2="1.8500" y2="-3.3500" width="0.1000" layer="51"/>- <wire x1="-0.8500" y1="3.3500" x2="1.8500" y2="3.3500" width="0.1000" layer="51"/>+ <wire x1="-0.8000" y1="3.3500" x2="1.8500" y2="3.3500" width="0.1000" layer="51"/> <wire x1="1.8500" y1="3.3500" x2="1.8500" y2="-3.3500" width="0.1000" layer="51"/> <text x="0" y="4.010" size="1.27" layer="25" align="bottom-center">>NAME</text> <text x="0" y="-4.010" size="1.27" layer="27" align="top-center">>VALUE</text> <!--adom-pin1--><polygon width="0.0500" layer="21"><vertex x="-3.1300" y="3.3100"/><vertex x="-3.3700" y="3.6400"/><vertex x="-2.8900" y="3.6400"/><vertex x="-3.1300" y="3.3100"/></polygon></package> </packages> <symbols>-<symbol name="SOT-223-3_TabPin2">- <wire x1="-7.62" y1="3.81" x2="7.62" y2="3.81" width="0.254" layer="94"/>- <wire x1="7.62" y1="3.81" x2="7.62" y2="-3.81" width="0.254" layer="94"/>- <wire x1="7.62" y1="-3.81" x2="-7.62" y2="-3.81" width="0.254" layer="94"/>- <wire x1="-7.62" y1="-3.81" x2="-7.62" y2="3.81" width="0.254" layer="94"/>- <text x="0" y="6.35" size="1.27" layer="95" align="bottom-center">>NAME</text>- <text x="0" y="-6.35" size="1.27" layer="96" align="top-center">>VALUE</text>- <pin name="1" x="-12.7" y="2.54" length="short" direction="pas"/>- <pin name="2" x="-12.7" y="0" length="short" direction="pas"/>- <pin name="3" x="12.7" y="2.54" length="short" direction="pas" rot="R180"/>+<symbol name="AMS1117-2.5V">+ <wire x1="-12.7" y1="2.54" x2="12.7" y2="2.54" width="0.254" layer="94"/>+ <wire x1="12.7" y1="2.54" x2="12.7" y2="-5.08" width="0.254" layer="94"/>+ <wire x1="12.7" y1="-5.08" x2="-12.7" y2="-5.08" width="0.254" layer="94"/>+ <wire x1="-12.7" y1="-5.08" x2="-12.7" y2="2.54" width="0.254" layer="94"/>+ <text x="0" y="5.08" size="1.27" layer="95" align="bottom-center">>NAME</text>+ <text x="0" y="-7.62" size="1.27" layer="96" align="top-center">>VALUE</text>+ <pin name="GND" x="-17.78" y="0" length="middle" direction="pwr"/>+ <pin name="VOUT" x="-17.78" y="-2.54" length="middle" direction="out"/>+ <pin name="VOUT@2" x="17.78" y="0" length="middle" direction="out" rot="R180"/>+ <pin name="VIN" x="17.78" y="-2.54" length="middle" direction="pwr" rot="R180"/> </symbol> </symbols> <devicesets>-<deviceset name="SOT-223-3_TabPin2" prefix="U">- <description>SOT-223-3_TabPin2 (symbol synthesized from footprint pads)</description>+<deviceset name="AMS1117-2.5V" prefix="U">+ <description></description> <gates>- <gate name="G$1" symbol="SOT-223-3_TabPin2" x="0" y="0"/>+ <gate name="G$1" symbol="AMS1117-2.5V" x="0" y="0"/> </gates> <devices>- <device name="" package="SOT-223-3_TabPin2">+ <device name="" package="AMS1117-2.5V"> <connects>- <connect gate="G$1" pin="1" pad="1"/>- <connect gate="G$1" pin="2" pad="2 2@2"/>- <connect gate="G$1" pin="3" pad="3"/>+ <connect gate="G$1" pin="GND" pad="1"/>+ <connect gate="G$1" pin="VOUT" pad="2"/>+ <connect gate="G$1" pin="VOUT@2" pad="4"/>+ <connect gate="G$1" pin="VIN" pad="3"/> </connects> <technologies><technology name=""/></technologies> </device>
pads.json+38−14@@ -1,9 +1,9 @@ { "schema": "adom.pads/1", "slug": "ams1117-2-5v",- "footprint": "SOT-223-3_TabPin2",+ "footprint": "SOT-223", "generated_from": {- "footprint": "SOT-223-3_TabPin2@sha256:8ae5f03e2c16377a",+ "footprint": "SOT-223@sha256:49f22605ecc1fc70", "pins": "page.json:component.pins", "overrides": null },@@ -15,17 +15,11 @@ ], "corner": "top-left", "source": "silk-marker",- "derived_from": "SOT-223-3_TabPin2@sha256:8ae5f03e2c16377a"+ "derived_from": "SOT-223@sha256:49f22605ecc1fc70" },- "pad_count": 3,+ "pad_count": 4, "paste_apertures": 0,- "issues": [- {- "kind": "pin-has-no-pad",- "pin": "4",- "detail": "page.json declares pin \"4\" but the footprint has no such pad"- }- ],+ "issues": [], "pads": [ { "pad": "1",@@ -52,7 +46,7 @@ "description": "Ground / VSS reference pin. On the fixed 2.5 V version this pin is the device ground return (the datasheet labels the pin 'VSS/ADJ' because the same silicon is used for the adjustable variant, where it becomes the ADJ feedback input).", "is_pin1": true, "source": {- "geometry": "SOT-223-3_TabPin2.kicad_mod",+ "geometry": "SOT-223.kicad_mod", "meaning": "page.json:component.pins", "correspondence": "kicad: symbol pin number == pad name" }@@ -82,7 +76,7 @@ "description": "Regulated 2.5 V output (typ. 2.5 V, min 2.45 V, max 2.55 V at Vin=3.8 V, 0 ≤ Iout ≤ 1 A). Requires a ~10 uF tantalum output capacitor for stability.", "is_pin1": false, "source": {- "geometry": "SOT-223-3_TabPin2.kicad_mod",+ "geometry": "SOT-223.kicad_mod", "meaning": "page.json:component.pins", "correspondence": "kicad: symbol pin number == pad name" }@@ -112,7 +106,37 @@ "description": "Unregulated input voltage. For the 2.5 V variant, Vin must be ≥ 3.8 V for full regulation (dropout ~1.3 V @ 1 A). Absolute maximum input voltage is 18 V; recommended maximum operating input is 15 V. Requires a ~10 uF tantalum bypass capacitor.", "is_pin1": false, "source": {- "geometry": "SOT-223-3_TabPin2.kicad_mod",+ "geometry": "SOT-223.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "4",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ 3.15,+ 0.0+ ],+ "rot": 0.0,+ "size": [+ 2.0,+ 3.8+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "4",+ "name": "VOUT",+ "type": "power_out",+ "description": "Regulated 2.5 V output; electrically connected to pin 2. This is the large tab pad on the SOT-223 package and also serves as the primary thermal path to the PCB copper pour.",+ "is_pin1": false,+ "source": {+ "geometry": "SOT-223.kicad_mod", "meaning": "page.json:component.pins", "correspondence": "kicad: symbol pin number == pad name" }
page.json+1−1@@ -81,7 +81,7 @@ ], "corner": "top-left", "source": "silk-marker",- "derived_from": "SOT-223-3_TabPin2@sha256:8ae5f03e2c16377a",+ "derived_from": "SOT-223@sha256:49f22605ecc1fc70", "mark": "drawn" } },