IP2721

{
  "slug": "ip2721",
  "version": "0.1.0",
  "type": "component",
  "description": "INJOINIC Interface - Specialized, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface ics",
    "ip2721",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ip2721.kicad_sym",
    "ip2721.kicad_mod",
    "ip2721.glb",
    "ip2721.step",
    "ip2721.lbr",
    "docs/hero.png",
    "docs/ip2721-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ip2721-hero.glb",
    "ip2721-hero.overlay.json",
    "ip2721-etched.glb"
  ],
  "component": {
    "mpn": "IP2721",
    "manufacturer": "INJOINIC",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Interface ICs",
    "subcategory": "Interface - Specialized",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/2a064a726a746af415098b562dcb26ce.pdf",
    "parts": {
      "symbol": "ip2721.kicad_sym",
      "footprint": "ip2721.kicad_mod",
      "model_3d": "ip2721-hero.glb",
      "model_3d_plain": "ip2721-etched.glb",
      "model_3d_step": "ip2721-etched.step",
      "model_3d_step_plain": "ip2721.step",
      "lbr": "ip2721.lbr"
    },
    "distributor_links": {
      "lcsc": "C603176"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T05:23:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBUSG",
        "type": "output",
        "description": "Connects to the gate of the external NMOS to control the power rail, turned on when CC connection is established and off when CC disconnects."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input pin (3V to 25V working range), apply a 1uF capacitor to GND and connect to the drain of the external NMOS."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect, keep floating."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect, keep floating."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "6",
        "name": "TST1",
        "type": "unconnected",
        "description": "Reserved pin, keep floating."
      },
      {
        "number": "7",
        "name": "TST2",
        "type": "unconnected",
        "description": "Reserved pin, keep floating."
      },
      {
        "number": "8",
        "name": "TST3",
        "type": "unconnected",
        "description": "Reserved pin, keep floating."
      },
      {
        "number": "9",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect, keep floating."
      },
      {
        "number": "10",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect, keep floating."
      },
      {
        "number": "11",
        "name": "SEL",
        "type": "input",
        "description": "Sets the maximum PD request voltage: High 20V, Floating 15V, GND 5V (IP2721); the level must be set before power up."
      },
      {
        "number": "12",
        "name": "CC2",
        "type": "bidirectional",
        "description": "Connects to CC2 of the USB Type-C port (PD BMC communication and connection detection)."
      },
      {
        "number": "13",
        "name": "CC1",
        "type": "bidirectional",
        "description": "Connects to CC1 of the USB Type-C port (PD BMC communication and connection detection)."
      },
      {
        "number": "14",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect, keep floating."
      },
      {
        "number": "15",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect, keep floating."
      },
      {
        "number": "16",
        "name": "VBUS",
        "type": "power_in",
        "description": "Connects to the source of the external NMOS (load-side VBUS)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin table lists reserved pins 6,7,8 as 'TST1/TST2/TST2' (typo); names TST1, TST2, TST3 were taken fr; Pin types for VBUS (passive) and VBUSG (output) are inferred from the descriptions; the datasheet gi"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0718,
        "at": "2026-10-22T05:22:34"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/2a064a726a746af415098b562dcb26ce.pdf",
        "pages": 7,
        "sha256": "e119a9688a606491",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ip2721.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ip2721-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "77bf41643fa61cb5d6f949a0c9082117fa711bd0c3fccebc901000409ffcb71e",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}