8002A

@@ -0,0 +1,260 @@+{+  "spec": "adom-hero 1.4",+  "mpn": "8002A",+  "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": 8,+      "span_mm": 6.9,+      "dash_mm": 0.1725,+      "gap_mm": 0.1035,+      "pad_stroke_mm": 0.0414+    },+    "silkscreen": {+      "material": "Silkscreen reference lines - 30 percent opacity",+      "rgba": [+        0.92,+        0.96,+        1.0,+        0.3+      ],+      "footprint_items": 7,+      "pin1": {+        "source": "footprint silkscreen",+        "pad": "1"+      }+    },+    "signal_names": {+      "material": "Signal names - 50 percent opacity",+      "rgba": [+        0.92,+        0.96,+        1.0,+        0.5+      ],+      "font": "DejaVu Sans Mono",+      "labels": 8,+      "sides": "top + mirrored underside (single-sided)",+      "fallback_to_pad_number": 0+    }+  },+  "align": {+    "ok": true,+    "centre_offset_mm": 0.0,+    "tolerance_mm": 0.552,+    "orientation_flipped": false,+    "contacts_bbox_mm": [+      -3.0,+      3.0,+      -2.11,+      2.11+    ],+    "pads_bbox_mm": [+      -3.45,+      3.45,+      -2.205,+      2.205+    ],+    "seating_z_mm": 0.0+  },+  "sources": {+    "glb": "8002a-etched.glb",+    "glb_sha256": "de05d6476892720b1728c2cc2136f761587cae2ecd2deeb35cc1e016e67acd51",+    "footprint": "8002a.kicad_mod",+    "footprint_sha256": "074ecb2092b24fa4b4b9cdd7c926fc587b0d7d6d21e7341e57935fd42d36894f",+    "pins": "page.json component.pins",+    "pins_sha256": "7126d1a601f198dd35aecf718f9d98eff8c28fb9a5d68d62b840e1e072f594a3"+  },+  "generator": "adom-wiki 1.8.23 (component_hero)",+  "labels": [+    {+      "pad": "1",+      "text": "SD",+      "x": -3.6,+      "y": -1.905,+      "align": "right",+      "vertical": false,+      "h": 0.6+    },+    {+      "pad": "2",+      "text": "BYP",+      "x": -3.6,+      "y": -0.635,+      "align": "right",+      "vertical": false,+      "h": 0.6+    },+    {+      "pad": "3",+      "text": "NC",+      "x": -3.6,+      "y": 0.635,+      "align": "right",+      "vertical": false,+      "h": 0.6+    },+    {+      "pad": "4",+      "text": "INN",+      "x": -3.6,+      "y": 1.905,+      "align": "right",+      "vertical": false,+      "h": 0.6+    },+    {+      "pad": "5",+      "text": "VO1",+      "x": 3.6,+      "y": 1.905,+      "align": "left",+      "vertical": false,+      "h": 0.6+    },+    {+      "pad": "6",+      "text": "VDD",+      "x": 3.6,+      "y": 0.635,+      "align": "left",+      "vertical": false,+      "h": 0.6+    },+    {+      "pad": "7",+      "text": "GND",+      "x": 3.6,+      "y": -0.635,+      "align": "left",+      "vertical": false,+      "h": 0.6+    },+    {+      "pad": "8",+      "text": "VO2",+      "x": 3.6,+      "y": -1.905,+      "align": "left",+      "vertical": false,+      "h": 0.6+    }+  ],+  "pads": [+    {+      "number": "1",+      "shape": "roundrect",+      "center_mm": [+        -2.475,+        -1.905+      ],+      "size_mm": [+        1.95,+        0.6+      ],+      "rot": 0.0+    },+    {+      "number": "2",+      "shape": "roundrect",+      "center_mm": [+        -2.475,+        -0.635+      ],+      "size_mm": [+        1.95,+        0.6+      ],+      "rot": 0.0+    },+    {+      "number": "3",+      "shape": "roundrect",+      "center_mm": [+        -2.475,+        0.635+      ],+      "size_mm": [+        1.95,+        0.6+      ],+      "rot": 0.0+    },+    {+      "number": "4",+      "shape": "roundrect",+      "center_mm": [+        -2.475,+        1.905+      ],+      "size_mm": [+        1.95,+        0.6+      ],+      "rot": 0.0+    },+    {+      "number": "5",+      "shape": "roundrect",+      "center_mm": [+        2.475,+        1.905+      ],+      "size_mm": [+        1.95,+        0.6+      ],+      "rot": 0.0+    },+    {+      "number": "6",+      "shape": "roundrect",+      "center_mm": [+        2.475,+        0.635+      ],+      "size_mm": [+        1.95,+        0.6+      ],+      "rot": 0.0+    },+    {+      "number": "7",+      "shape": "roundrect",+      "center_mm": [+        2.475,+        -0.635+      ],+      "size_mm": [+        1.95,+        0.6+      ],+      "rot": 0.0+    },+    {+      "number": "8",+      "shape": "roundrect",+      "center_mm": [+        2.475,+        -1.905+      ],+      "size_mm": [+        1.95,+        0.6+      ],+      "rot": 0.0+    }+  ]+}

@@ -1,6 +1,6 @@ {   "slug": "8002a",-  "version": "0.2.0",+  "version": "0.2.1",   "type": "component",   "description": "IDCHIP Audio Power OpAmps, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",   "tags": [@@ -20,11 +20,172 @@     "8002a.kicad_mod",     "8002a.glb",     "8002a.step",+    "8002a-etched.step",     "8002a.lbr",     "docs/hero.png",     "docs/8002a-datasheet.pdf",     "viewers/symbol.html",     "viewers/footprint.html",-    "pads.json"-  ]-}\ No newline at end of file+    "pads.json",+    "8002a-etched.glb",+    "8002a-hero.glb",+    "8002a-hero.overlay.json"+  ],+  "component": {+    "mpn": "8002A",+    "manufacturer": "IDCHIP",+    "package": "SOP-8",+    "pin_count": 8,+    "category": "Op-amp/Cmp",+    "subcategory": "Audio Power OpAmps",+    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e7696b0016f6d4a8326be48b16e6bd1b.pdf",+    "parts": {+      "symbol": "8002a.kicad_sym",+      "footprint": "8002a.kicad_mod",+      "model_3d": "8002a-hero.glb",+      "model_3d_plain": "8002a.glb",+      "model_3d_step": "8002a-etched.step",+      "model_3d_step_plain": "8002a.step",+      "lbr": "8002a.lbr"+    },+    "distributor_links": {+      "lcsc": "C329448"+    },+    "pins": [+      {+        "number": "1",+        "name": "SD",+        "type": "input",+        "description": "Shutdown control input. Logic HIGH (VIH = 1.5V to VDD) disables the amplifier and puts the chip into low-power mode (~10μA typical, 16μA max); logic LOW (VIL = 0 to 1V) enables normal operation. Pin is high-impedance internally with no pull-up/pull-down - must not be left floating (tie to GND if unused)."+      },+      {+        "number": "2",+        "name": "BYP",+        "type": "passive",+        "description": "Bypass pin - internal VDD/2 mid-supply reference output. Connect a bypass capacitor (typ. 1μF) from this pin to GND to filter the mid-rail reference and improve PSRR and low-frequency THD+N."+      },+      {+        "number": "3",+        "name": "NC",+        "type": "unconnected",+        "description": "No connection. Datasheet features list explicitly states '芯片第3脚无功能' (Pin 3 has no function). Leave unconnected on the PCB."+      },+      {+        "number": "4",+        "name": "INN",+        "type": "input",+        "description": "Inverting analog audio input to the input op-amp stage. Closed-loop gain of the first stage is set by external Rf (feedback) and Ri (input) resistors; overall differential BTL gain AVD = 2*(Rf/Ri). AC-couple the source through Ci (typ. 0.39μF) which forms a high-pass filter with Ri (fC = 1/(2πRiCi))."+      },+      {+        "number": "5",+        "name": "VO1",+        "type": "output",+        "description": "Analog audio output 1 (one side of the bridge-tied-load speaker output). Biased at VDD/2 mid-rail; drives one terminal of the 4Ω or 8Ω speaker directly with no output coupling capacitor required. Signal is 180° out of phase with VO2."+      },+      {+        "number": "6",+        "name": "VDD",+        "type": "power_in",+        "description": "Positive supply input. Recommended operating range 2.0V to 5.5V (absolute max 6V). Quiescent supply current IDD ≈ 15mA (no load, VDD=5V). Decouple with 10μF and 0.1μF capacitors placed close to the pin."+      },+      {+        "number": "7",+        "name": "GND",+        "type": "power_in",+        "description": "Power ground / analog ground return for the amplifier."+      },+      {+        "number": "8",+        "name": "VO2",+        "type": "output",+        "description": "Analog audio output 2 (other side of the bridge-tied-load speaker output). Biased at VDD/2 mid-rail; the internal second-stage op-amp is fixed at unity inverting gain via two internal 20kΩ resistors, so VO2 is 180° out of phase with VO1. Connect the speaker directly between VO1 and VO2."+      }+    ],+    "provenance": {+      "extractor": "ds2sf",+      "datasheet": {+        "url": "https://datasheet.lcsc.com/datasheet/pdf/e7696b0016f6d4a8326be48b16e6bd1b.pdf",+        "pages": 6,+        "sha256": "55ff9c66b091ae2e",+        "source_tier": "lcsc"+      },+      "cad": "KiCad official (CC-BY-SA 4.0)",+      "pins": {+        "total": 8,+        "described": 8,+        "cites_pages": true,+        "refuses_to_fabricate": true+      }+    },+    "viewers": {+      "symbol": "viewers/symbol.html",+      "footprint": "viewers/footprint.html"+    },+    "pin1": {+      "pad": "1",+      "at": [+        -2.475,+        -1.905+      ],+      "corner": "top-left",+      "source": "silk-marker",+      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",+      "mark": "drawn"+    },+    "models_3d": [+      {+        "file": "8002a.step",+        "role": "plain",+        "up": "Z",+        "units": "mm",+        "origin": "footprint origin = pad-pattern centre",+        "seat": "z = 0",+        "extents_mm": [+          6,+          4.9,+          1.75+        ],+        "zmin_mm": 0,+        "centre_offset_mm": 0,+        "footprint_binding": "identity",+        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",+        "checked": "2026-10-07",+        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+      },+      {+        "file": "8002a-etched.step",+        "role": "eda",+        "up": "Z",+        "units": "mm",+        "origin": "footprint origin = pad-pattern centre",+        "seat": "z = 0",+        "extents_mm": [+          6.0,+          4.9,+          1.75+        ],+        "zmin_mm": -0.0,+        "centre_offset_mm": 0.0,+        "footprint_binding": "identity",+        "sha256": "759d916f92881bee0d25d63b1f61d89b58e6ff14df72fd9729e924eb20b0bcf4",+        "checked": "2026-11-12",+        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+      }+    ]+  },+  "title": "8002A",+  "brief": "IDCHIP Audio Power OpAmps, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",+  "metadata": {+    "specs": {+      "Manufacturer": "IDCHIP",+      "Package": "SOP-8",+      "Category": "Op-amp/Cmp",+      "Pins": "8"+    }+  },+  "discovery_triggers": [+    "8002a"+  ],+  "discovery_pitch": "8002A (IDCHIP) component page with datasheet-verified CAD.",+  "visibility": "public"+}