IP2315

{
  "schema_version": 1,
  "type": "component",
  "slug": "ip2315",
  "title": "IP2315",
  "brief": "INJOINIC Battery Management, QFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "ip2315",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "IP2315",
    "manufacturer": "INJOINIC",
    "package": "QFN-32-EP(5x5)",
    "pin_count": 33,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588894035406688256",
    "parts": {
      "symbol": "ip2315.kicad_sym",
      "footprint": "ip2315.kicad_mod",
      "model_3d": "ip2315-etched.glb",
      "model_3d_plain": "ip2315.glb",
      "model_3d_step": "ip2315-etched.step",
      "model_3d_step_plain": "ip2315.step",
      "lbr": "ip2315.lbr"
    },
    "distributor_links": {
      "lcsc": "C2764357"
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection (悬空)"
      },
      {
        "number": "2",
        "name": "CC1",
        "type": "input",
        "description": "USB Type-C channel 1 detection pin for fast charging protocol recognition (Type-C PD/FCP/AFC/PE+)"
      },
      {
        "number": "3",
        "name": "CC2",
        "type": "input",
        "description": "USB Type-C channel 2 detection pin for fast charging protocol recognition (Type-C PD/FCP/AFC/PE+)"
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection (悬空)"
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection (悬空)"
      },
      {
        "number": "6",
        "name": "VSYS",
        "type": "power_out",
        "description": "Intermediate power rail output requiring 22µF bypass capacitor, decouples input stage from buck converter"
      },
      {
        "number": "7",
        "name": "VSYS",
        "type": "power_out",
        "description": "Intermediate power rail output requiring 22µF bypass capacitor, decouples input stage from buck converter"
      },
      {
        "number": "8",
        "name": "LED1",
        "type": "output",
        "description": "LED1 charging indicator driver output (default); multiplexed as SCL (clock) when I2C mode enabled with both pins 8,9 pulled high"
      },
      {
        "number": "9",
        "name": "LED2",
        "type": "output",
        "description": "LED2 charging indicator driver output (default); multiplexed as SDA (data) when I2C mode enabled with both pins 8,9 pulled high at VIN power-up"
      },
      {
        "number": "10",
        "name": "LED3",
        "type": "output",
        "description": "LED3 charging indicator driver output; multiplexed with VSET target voltage configuration via pull-down resistor to ground"
      },
      {
        "number": "11",
        "name": "LX",
        "type": "passive",
        "description": "DCDC synchronous buck converter switching node, connects to 2.2µH external inductor"
      },
      {
        "number": "12",
        "name": "LX",
        "type": "passive",
        "description": "DCDC synchronous buck converter switching node, connects to 2.2µH external inductor"
      },
      {
        "number": "13",
        "name": "LX",
        "type": "passive",
        "description": "DCDC synchronous buck converter switching node, connects to 2.2µH external inductor"
      },
      {
        "number": "14",
        "name": "LX",
        "type": "passive",
        "description": "DCDC synchronous buck converter switching node, connects to 2.2µH external inductor"
      },
      {
        "number": "15",
        "name": "BST",
        "type": "passive",
        "description": "Bootstrap capacitor node for internal high-side gate driver, requires capacitor connection from BST to LX"
      },
      {
        "number": "16",
        "name": "HLED",
        "type": "output",
        "description": "Fast charging state indicator output for LED status display (active during fast charge)"
      },
      {
        "number": "17",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for signal and power return paths"
      },
      {
        "number": "18",
        "name": "VSYS",
        "type": "power_out",
        "description": "Intermediate power rail output requiring 22µF bypass capacitor, decouples input stage from buck converter"
      },
      {
        "number": "19",
        "name": "VSYS",
        "type": "power_out",
        "description": "Intermediate power rail output requiring 22µF bypass capacitor, decouples input stage from buck converter"
      },
      {
        "number": "20",
        "name": "VIN",
        "type": "power_in",
        "description": "Main input power supply pin from USB charger, operating range 4.5V to 14V (5V/7V/9V/12V support with fast charging protocols)"
      },
      {
        "number": "21",
        "name": "VIN",
        "type": "power_in",
        "description": "Main input power supply pin from USB charger, operating range 4.5V to 14V (5V/7V/9V/12V support with fast charging protocols)"
      },
      {
        "number": "22",
        "name": "BAT",
        "type": "output",
        "description": "Battery charging output and voltage feedback sense pin, connects to battery positive terminal for constant-voltage and constant-current regulation"
      },
      {
        "number": "23",
        "name": "DM",
        "type": "input",
        "description": "USB D-minus data line input for intelligent fast charging protocol detection (FCP/AFC/PE+/PD)"
      },
      {
        "number": "24",
        "name": "DP",
        "type": "input",
        "description": "USB D-plus data line input for intelligent fast charging protocol detection (FCP/AFC/PE+/PD)"
      },
      {
        "number": "25",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection (悬空)"
      },
      {
        "number": "26",
        "name": "NTC",
        "type": "input",
        "description": "Negative temperature coefficient thermistor detection pin, 20µA source for temperature sensing; must connect to 51K to ground if NTC protection not used"
      },
      {
        "number": "27",
        "name": "ICHGSET",
        "type": "input",
        "description": "Charging input current setting pin via external resistor (15K to >300K ohm sets 0.5A to 3.2A input current for standard IP2315 variant)"
      },
      {
        "number": "28",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection (悬空)"
      },
      {
        "number": "29",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection (悬空)"
      },
      {
        "number": "30",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection (悬空)"
      },
      {
        "number": "31",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for signal and power return paths"
      },
      {
        "number": "32",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection (悬空)"
      },
      {
        "number": "33",
        "name": "EPAD",
        "type": "power_in",
        "description": "Exposed thermal pad serving as power ground and thermal dissipation ground, requires good thermal contact to ground plane with via array"
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pins 8 (LED1/SCL) and 9 (LED2/SDA) are multiplexed between LED driver outputs (default mode on VIN p; Pin 10 (LED3) is multiplexed with VSET target voltage configuration: pull-down resistor to ground se; Pin 27 (ICHGSET) current setting values are specific to IP2315 standard variant (input current contr"
        ],
        "pages_sent": 21,
        "cost_usd": 0.4285,
        "at": "2026-09-22T05:03:54"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588894035406688256",
        "pages": 21,
        "sha256": "c41219f69efd6a9b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 33,
        "described": 33,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ip2315.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.0,
          5.0,
          0.875
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5fa713ea46b36980895812ed853577889b7cb06d275041a39b99bc0be305dc79",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ip2315-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.0,
          5.0,
          0.875
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5af860a9483ff6097b93ad062210e0f20019c69aaeeab369a2c0fe7f48623b33",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "INJOINIC",
      "Package": "QFN-32-EP(5x5)",
      "Category": "Power Management (PMIC)",
      "Pins": "33"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ip2315"
  ],
  "discovery_pitch": "IP2315 (INJOINIC) 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",
    "ip2315.kicad_sym",
    "ip2315.kicad_mod",
    "ip2315.glb",
    "ip2315.step",
    "ip2315.lbr",
    "docs/hero.png",
    "docs/ip2315-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T22:45:53.906Z"
}