L7812CV

@@ -0,0 +1,155 @@+{+  "spec": "adom-hero 1.4",+  "mpn": "L7812CV",+  "kind": "component + footprint reference art",+  "board_use": false,+  "plane_z_mm": -0.02,+  "units": "metre",+  "upAxis": "Z",+  "layers": {+    "pad_outlines": {+      "material": "Footprint pads - teal dashed outlines - 50 percent opacity",+      "rgba": [+        0.0,+        0.902,+        0.863,+        0.5+      ],+      "pads": 3,+      "span_mm": 6.985,+      "dash_mm": 0.1746,+      "gap_mm": 0.1048,+      "pad_stroke_mm": 0.0419+    },+    "silkscreen": {+      "material": "Silkscreen reference lines - 30 percent opacity",+      "rgba": [+        0.92,+        0.96,+        1.0,+        0.3+      ],+      "footprint_items": 7,+      "pin1": {+        "source": "added dot (AI)",+        "pad": "1",+        "center_mm": [+          -1.502,+          0.0+        ],+        "r_mm": 0.35+      }+    },+    "signal_names": {+      "material": "Signal names - 50 percent opacity",+      "rgba": [+        0.92,+        0.96,+        1.0,+        0.5+      ],+      "font": "DejaVu Sans Mono",+      "labels": 3,+      "sides": "top + mirrored underside (single-sided)",+      "fallback_to_pad_number": 0+    }+  },+  "align": {+    "ok": true,+    "centre_offset_mm": 0.0,+    "tolerance_mm": 0.559,+    "orientation_flipped": false,+    "contacts_bbox_mm": [+      -0.427,+      5.507,+      -0.262,+      0.262+    ],+    "pads_bbox_mm": [+      -0.952,+      6.032,+      -1.0,+      1.0+    ],+    "seating_z_mm": -9.75+  },+  "sources": {+    "glb": "l7812cv-etched.glb",+    "glb_sha256": "a9a71c1ab0f1a2d0c054bd348b1a55258978da8095a9df086f0852d5ed399830",+    "footprint": "l7812cv.kicad_mod",+    "footprint_sha256": "0c6681bb273696adcf40811327dd0a0def4757d349b282292de39bde86cf3aff",+    "pins": "page.json component.pins",+    "pins_sha256": "6808b28332abbdbcff319e9ec901bc7edaa694d29d4463160e2b9d8395ed21cd"+  },+  "generator": "adom-wiki 1.8.23 (component_hero)",+  "labels": [+    {+      "pad": "1",+      "text": "VI",+      "x": 0.0,+      "y": 1.57,+      "align": "right",+      "vertical": true,+      "h": 0.6+    },+    {+      "pad": "2",+      "text": "GND",+      "x": 2.54,+      "y": 1.57,+      "align": "right",+      "vertical": true,+      "h": 0.6+    },+    {+      "pad": "3",+      "text": "VO",+      "x": 5.08,+      "y": 1.57,+      "align": "right",+      "vertical": true,+      "h": 0.6+    }+  ],+  "pads": [+    {+      "number": "1",+      "shape": "rect",+      "center_mm": [+        0.0,+        0.0+      ],+      "size_mm": [+        1.905,+        2.0+      ],+      "rot": 0.0+    },+    {+      "number": "2",+      "shape": "oval",+      "center_mm": [+        2.54,+        0.0+      ],+      "size_mm": [+        1.905,+        2.0+      ],+      "rot": 0.0+    },+    {+      "number": "3",+      "shape": "oval",+      "center_mm": [+        5.08,+        0.0+      ],+      "size_mm": [+        1.905,+        2.0+      ],+      "rot": 0.0+    }+  ]+}

@@ -1,6 +1,6 @@ {   "slug": "l7812cv",-  "version": "0.2.0",+  "version": "0.2.1",   "type": "component",   "description": "UMW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-220. Datasheet-verified pinout, KiCad symbol/footprint/3D.",   "tags": [@@ -20,18 +20,137 @@     "l7812cv.kicad_mod",     "l7812cv.glb",     "l7812cv.step",+    "l7812cv-etched.step",     "l7812cv.lbr",     "docs/hero.png",     "docs/l7812cv-datasheet.pdf",     "viewers/symbol.html",     "viewers/footprint.html",-    "pads.json"+    "pads.json",+    "l7812cv-etched.glb",+    "l7812cv-hero.glb",+    "l7812cv-hero.overlay.json"   ],   "metadata": {+    "specs": {+      "Manufacturer": "UMW",+      "Package": "TO-220",+      "Category": "PMIC",+      "Pins": "3"+    },     "characteristics": {       "version": 1,       "source": "datasheet",+      "datasheet_sha256": "187ff89cc4c93f6a",       "rows": [+        {+          "name": "Output Voltage (TJ=25°C)",+          "symbol": "VO",+          "kind": "tolerance",+          "unit": "V",+          "min": 11.5,+          "typ": 12,+          "max": 12.5,+          "conditions": "TJ=25°C",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Output Voltage (over temperature)",+          "symbol": "VO",+          "kind": "tolerance",+          "unit": "V",+          "min": 11.4,+          "typ": null,+          "max": 12.6,+          "conditions": "TJ=-40 to 125°C, VI=19V, IO=500mA",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Quiescent Current",+          "symbol": "IQ",+          "kind": "electrical",+          "unit": "mA",+          "min": null,+          "typ": null,+          "max": 6,+          "conditions": "TJ=25°C",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Quiescent Current Change (load)",+          "symbol": "ΔIQ",+          "kind": "electrical",+          "unit": "mA",+          "min": null,+          "typ": null,+          "max": 0.5,+          "conditions": "IO=5mA to 1A",+          "source_page": 6,+          "source": "datasheet"+        },+        {+          "name": "Absolute maximum input voltage (VO=5 to 18V)",+          "symbol": "VI",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": null,+          "typ": null,+          "max": 35,+          "conditions": "VO=5 to 18V",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Operating Temperature Range",+          "symbol": "TOPR",+          "kind": "absolute_maximum",+          "unit": "°C",+          "min": -40,+          "typ": null,+          "max": 125,+          "conditions": "",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Storage Temperature Range",+          "symbol": "TSTG",+          "kind": "absolute_maximum",+          "unit": "°C",+          "min": -65,+          "typ": null,+          "max": 150,+          "conditions": "",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Thermal Resistance Junction-case (TO-220)",+          "symbol": "RthJC",+          "kind": "thermal",+          "unit": "°C/W",+          "min": null,+          "typ": 5,+          "max": null,+          "conditions": "",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Thermal Resistance Junction-ambient (TO-220)",+          "symbol": "RthJA",+          "kind": "thermal",+          "unit": "°C/W",+          "min": null,+          "typ": 50,+          "max": null,+          "conditions": "",+          "source_page": 1,+          "source": "datasheet"+        },         {           "name": "Input voltage",           "symbol": "VIN",@@ -46,5 +165,122 @@         }       ]     }-  }+  },+  "component": {+    "mpn": "L7812CV",+    "manufacturer": "UMW",+    "package": "TO-220",+    "pin_count": 3,+    "category": "PMIC",+    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7028d4198b8d33293932ce8ec87d1b48.pdf",+    "parts": {+      "symbol": "l7812cv.kicad_sym",+      "footprint": "l7812cv.kicad_mod",+      "model_3d": "l7812cv-hero.glb",+      "model_3d_plain": "l7812cv.glb",+      "model_3d_step": "l7812cv-etched.step",+      "model_3d_step_plain": "l7812cv.step",+      "lbr": "l7812cv.lbr"+    },+    "distributor_links": {},+    "pins": [+      {+        "number": "1",+        "name": "VI",+        "type": "power_in",+        "description": "Unregulated positive input voltage. Absolute max input 35 V (for VO=5-18V variants). A 0.33 µF input bypass capacitor is recommended near the pin to suppress oscillation when the regulator is located far from the raw supply filter."+      },+      {+        "number": "2",+        "name": "GND",+        "type": "power_in",+        "description": "Common ground reference for both input and output. On the TO-220 package this pin is electrically connected to the metal tab, so the tab must be treated as GND when heatsinking."+      },+      {+        "number": "3",+        "name": "VO",+        "type": "power_out",+        "description": "Regulated +12 V output (typ; 11.4-12.6 V over line/load). Delivers up to 1.2 A with adequate heatsinking. A 0.1 µF ceramic output capacitor is recommended for transient response; larger tantalum/electrolytic caps improve stability."+      }+    ],+    "provenance": {+      "extractor": "ds2sf",+      "datasheet": {+        "url": "https://datasheet.lcsc.com/datasheet/pdf/7028d4198b8d33293932ce8ec87d1b48.pdf",+        "pages": 18,+        "sha256": "187ff89cc4c93f6a",+        "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"+    },+    "pin1": {+      "pad": "1",+      "at": [+        0,+        0+      ],+      "corner": "bottom-right",+      "source": "pad-position",+      "derived_from": "TO-220-3_Vertical@sha256:0c6681bb273696ad",+      "mark": "synthesised"+    },+    "models_3d": [+      {+        "file": "l7812cv.step",+        "role": "plain",+        "up": "Z",+        "units": "mm",+        "origin": "footprint origin = pad-pattern centre",+        "seat": "body on z = 0, through-hole leads below",+        "extents_mm": [+          10.25,+          4.455,+          28.525+        ],+        "zmin_mm": -9.75,+        "centre_offset_mm": 0.932,+        "footprint_binding": "identity",+        "sha256": "7cb065d935df5771f0ba6e48ddd180863a121af76483dad7f18e667a7b68204a",+        "checked": "2026-10-07",+        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+      },+      {+        "file": "l7812cv-etched.step",+        "role": "eda",+        "up": "Z",+        "units": "mm",+        "origin": "footprint origin = pad-pattern centre",+        "seat": "body on z = 0, through-hole leads below",+        "extents_mm": [+          10.25,+          4.455,+          28.525+        ],+        "zmin_mm": -9.75,+        "centre_offset_mm": 0.932,+        "footprint_binding": "identity",+        "sha256": "761cb979cda56ba2d54fefda356b76a6ce5e1ff2b4dd207f69a7f208147816fb",+        "checked": "2026-10-07",+        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+      }+    ]+  },+  "title": "L7812CV",+  "brief": "UMW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-220. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",+  "discovery_triggers": [+    "l7812cv"+  ],+  "discovery_pitch": "L7812CV (UMW) component page with datasheet-verified CAD.",+  "visibility": "public" }