component
AMS1117CD-3.3
Public Made by Adomby adom
UMW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-2. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+4−4@@ -1,8 +1,8 @@ # AMS1117CD-3.3 -**Unknown** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · TO-252-2+**UMW** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · TO-252-2 -AMS1117CD-3.3 from Unknown, in a TO-252-2. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.+AMS1117CD-3.3 from UMW, in a TO-252-2. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD. ## Pinout @@ -16,7 +16,7 @@ AMS1117CD-3.3 from Unknown, in a TO-252-2. Pinout and pin descriptions extracted | Parameter | Value | |---|---|-| Manufacturer | Unknown |+| Manufacturer | UMW | | Package | TO-252-2 | | Category | PMIC | | Pins | 3 |@@ -45,7 +45,7 @@ AMS1117CD-3.3 from Unknown, in a TO-252-2. Pinout and pin descriptions extracted Data extracted from the manufacturer datasheet, not a distributor listing: -- **Datasheet:** [Unknown datasheet](docs/ams1117cd-3-3-datasheet.pdf) (13 pp, sha256 `5ec219092aa45bd9`, retrieved 2026-08-17, tier: lcsc)+- **Datasheet:** [UMW datasheet](docs/ams1117cd-3-3-datasheet.pdf) (13 pp, sha256 `5ec219092aa45bd9`, retrieved 2026-08-17, tier: lcsc) - **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - **CAD:** KiCad official libraries (CC-BY-SA 4.0).
page.json+106−109@@ -1,115 +1,112 @@ {- "schema_version": 1,- "type": "component",- "slug": "ams1117cd-3-3",- "title": "AMS1117CD-3.3",- "brief": "Unknown Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-2. Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",- "license": "CC-BY-SA-4.0",- "tags": [- "component",- "pmic",- "ams1117cd-3.3"- ],- "component": {- "mpn": "AMS1117CD-3.3",- "manufacturer": "Unknown",- "package": "TO-252-2",- "pin_count": 3,- "category": "PMIC",- "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",- "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2108131830_UMW-Youtai-Semiconductor-Co---Ltd--AMS1117CD-3-3_C347249.pdf",- "parts": {- "symbol": "ams1117cd-3-3.kicad_sym",- "footprint": "ams1117cd-3-3.kicad_mod",- "model_3d": "ams1117cd-3-3.glb",- "model_3d_step": "ams1117cd-3-3.step",- "lbr": "ams1117cd-3-3.lbr"- },- "distributor_links": {},- "pins": [- {- "number": "1",- "name": "GND",- "type": "power_in",- "description": "Ground / reference return for the regulator. On fixed-output versions (including the -3.3 variant) this pin is the device ground; the datasheet labels it GND/ADJ because the same pinout serves as ADJ on the adjustable version."- },- {- "number": "2",- "name": "VOUT",- "type": "power_out",- "description": "Regulated 3.3V output pin (typ. 3.234V-3.366V at IOUT=10mA, VIN=5V). Requires an output capacitor (22µF tantalum recommended) for stability. Rated for up to 1A continuous load, limited by thermal dissipation."- },- {- "number": "3",- "name": "VIN",- "type": "power_in",- "description": "Unregulated input supply (absolute max 18V; recommended operating input 12V). Should be bypassed with a 10µF capacitor close to the pin. Must be at least VOUT + VDROP (~1.2V @ 1A) above the target 3.3V output."- }- ],- "provenance": {- "extractor": "ds2sf",- "datasheet": {- "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2108131830_UMW-Youtai-Semiconductor-Co---Ltd--AMS1117CD-3-3_C347249.pdf",- "pages": 13,- "sha256": "5ec219092aa45bd9",- "source_tier": "lcsc"- },- "cad": "KiCad official (CC-BY-SA 4.0)",- "pins": {- "total": 3,- "described": 3,- "cites_pages": true,- "refuses_to_fabricate": true- }- },- "viewers": {- "symbol": "viewers/symbol.html",- "footprint": "viewers/footprint.html"- }- },- "metadata": {- "specs": {- "Manufacturer": "Unknown",- "Package": "TO-252-2",- "Category": "PMIC",- "Pins": "3"- }+ "schema_version": 1,+ "type": "component",+ "slug": "ams1117cd-3-3",+ "title": "AMS1117CD-3.3",+ "brief": "UMW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-2. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "version": "0.1.0",+ "license": "CC-BY-SA-4.0",+ "tags": [+ "component",+ "pmic",+ "ams1117cd-3.3"+ ],+ "component": {+ "mpn": "AMS1117CD-3.3",+ "manufacturer": "UMW",+ "package": "TO-252-2",+ "pin_count": 3,+ "category": "PMIC",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2108131830_UMW-Youtai-Semiconductor-Co---Ltd--AMS1117CD-3-3_C347249.pdf",+ "parts": {+ "symbol": "ams1117cd-3-3.kicad_sym",+ "footprint": "ams1117cd-3-3.kicad_mod",+ "model_3d": "ams1117cd-3-3.glb",+ "model_3d_step": "ams1117cd-3-3.step",+ "lbr": "ams1117cd-3-3.lbr" },- "sections": [- "hero",- "viewers",- "readme",- "breadcrumbs",- "info"- ],- "discovery_triggers": [- "ams1117cd-3.3"+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "GND",+ "type": "power_in",+ "description": "Ground / reference return for the regulator. On fixed-output versions (including the -3.3 variant) this pin is the device ground; the datasheet labels it GND/ADJ because the same pinout serves as ADJ on the adjustable version."+ },+ {+ "number": "2",+ "name": "VOUT",+ "type": "power_out",+ "description": "Regulated 3.3V output pin (typ. 3.234V-3.366V at IOUT=10mA, VIN=5V). Requires an output capacitor (22\u00b5F tantalum recommended) for stability. Rated for up to 1A continuous load, limited by thermal dissipation."+ },+ {+ "number": "3",+ "name": "VIN",+ "type": "power_in",+ "description": "Unregulated input supply (absolute max 18V; recommended operating input 12V). Should be bypassed with a 10\u00b5F capacitor close to the pin. Must be at least VOUT + VDROP (~1.2V @ 1A) above the target 3.3V output."+ } ],- "discovery_pitch": "AMS1117CD-3.3 (Unknown) component page with datasheet-verified CAD.",- "author": {- "name": "Ray",- "email": "[email protected]"+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2108131830_UMW-Youtai-Semiconductor-Co---Ltd--AMS1117CD-3-3_C347249.pdf",+ "pages": 13,+ "sha256": "5ec219092aa45bd9",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 3,+ "described": 3,+ "cites_pages": true,+ "refuses_to_fabricate": true+ } },- "dependencies": {},- "hero": {- "type": "image",- "path": "docs/hero.png"- },- "files": [- "page.json",- "README.md",- "ams1117cd-3-3.kicad_sym",- "ams1117cd-3-3.kicad_mod",- "ams1117cd-3-3.glb",- "ams1117cd-3-3.step",- "ams1117cd-3-3.lbr",- "docs/hero.png",- "docs/ams1117cd-3-3-datasheet.pdf",- "viewers/symbol.html",- "viewers/footprint.html"- ],- "visibility": {- "public": true+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Unknown",+ "Package": "TO-252-2",+ "Category": "PMIC",+ "Pins": "3" }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "ams1117cd-3.3"+ ],+ "discovery_pitch": "AMS1117CD-3.3 (Unknown) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ },+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ams1117cd-3-3.kicad_sym",+ "ams1117cd-3-3.kicad_mod",+ "ams1117cd-3-3.glb",+ "ams1117cd-3-3.step",+ "ams1117cd-3-3.lbr",+ "docs/hero.png",+ "docs/ams1117cd-3-3-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ] }