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ams1117cd-3-3: manufacturer provenance fix

Ray ·57d470de82 ·2mo ago ·parent 5fa5878
2 files changed +110−113
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"+ ] }\ No newline at end of file