IP5189T-QW

{
  "slug": "ip5189t-qw",
  "version": "0.1.0",
  "type": "component",
  "description": "INJOINIC DC-DC Converters, QFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "ip5189t-qw",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ip5189t-qw.kicad_sym",
    "ip5189t-qw.kicad_mod",
    "ip5189t-qw.glb",
    "ip5189t-qw.step",
    "ip5189t-qw.lbr",
    "docs/hero.png",
    "docs/ip5189t-qw-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ip5189t-qw-hero.glb",
    "ip5189t-qw-hero.overlay.json",
    "ip5189t-qw-etched.glb"
  ],
  "component": {
    "mpn": "IP5189T-QW",
    "manufacturer": "INJOINIC",
    "package": "QFN-24-EP(4x4)",
    "pin_count": 25,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/524e69de6c24d296971e560b9f15233a.pdf",
    "parts": {
      "symbol": "ip5189t-qw.kicad_sym",
      "footprint": "ip5189t-qw.kicad_mod",
      "model_3d": "ip5189t-qw-hero.glb",
      "model_3d_plain": "ip5189t-qw-etched.glb",
      "model_3d_step": "ip5189t-qw-etched.step",
      "model_3d_step_plain": "ip5189t-qw.step",
      "lbr": "ip5189t-qw.lbr"
    },
    "distributor_links": {
      "lcsc": "C605436"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T22:29:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "L2",
        "type": "output",
        "description": "LED fuel-gauge driver pin L2 (display drive current 10 mA per LED)."
      },
      {
        "number": "2",
        "name": "L3",
        "type": "output",
        "description": "LED fuel-gauge driver pin L3 (display drive current 10 mA per LED)."
      },
      {
        "number": "3",
        "name": "VDD",
        "type": "power_out",
        "description": "Internal LDO output, 3.1V typical, with an external 2.2uF capacitor; LDO is off in standby."
      },
      {
        "number": "4",
        "name": "VTHS",
        "type": "input",
        "description": "Battery platform select: tie to VDD for 3.7V high-platform cell, tie to GND for 3.6V low-platform cell."
      },
      {
        "number": "5",
        "name": "RSET",
        "type": "passive",
        "description": "Battery internal-resistance compensation setting via external resistor (10K=45 mOhm, 43K=67.5, 120K=112.5, 200K=90, NC=22.5 mOhm) to fine-tune the fuel-gauge curve."
      },
      {
        "number": "6",
        "name": "NTC",
        "type": "input",
        "description": "Thermistor sense pin sourcing 20uA; connect 51K to GND if NTC is unused and do not leave floating."
      },
      {
        "number": "7",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "8",
        "name": "KEY",
        "type": "input",
        "description": "Key input pin; short press (>30ms, <2s) turns on LED display and boost output, long press (>2s) turns them off."
      },
      {
        "number": "9",
        "name": "VBAT",
        "type": "power_in",
        "description": "Boost input pin connected to lithium battery positive terminal; battery operating range 3.0V to 4.4V."
      },
      {
        "number": "10",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "11",
        "name": "ICHG",
        "type": "passive",
        "description": "External resistor to set charge current, ICHG = 1.2V/R*10000 (56K=2.1A, 82K=1.5A, 100K=1.2A, 120K=1A, NC default 1.8A)."
      },
      {
        "number": "12",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground."
      },
      {
        "number": "13",
        "name": "LX",
        "type": "passive",
        "description": "DCDC switching node connected to the inductor (1uH typical); pins 13, 14 and 15 are tied together."
      },
      {
        "number": "14",
        "name": "LX",
        "type": "passive",
        "description": "DCDC switching node connected to the inductor (1uH typical); pins 13, 14 and 15 are tied together."
      },
      {
        "number": "15",
        "name": "LX",
        "type": "passive",
        "description": "DCDC switching node connected to the inductor (1uH typical); pins 13, 14 and 15 are tied together."
      },
      {
        "number": "16",
        "name": "VOUT",
        "type": "power_out",
        "description": "5V boost output pin, up to 2.1A load capability; pins 16 and 17 are tied together."
      },
      {
        "number": "17",
        "name": "VOUT",
        "type": "power_out",
        "description": "5V boost output pin, up to 2.1A load capability; pins 16 and 17 are tied together."
      },
      {
        "number": "18",
        "name": "DP",
        "type": "bidirectional",
        "description": "USB D+ line used for automatic DCP phone charging protocol detection and switching."
      },
      {
        "number": "19",
        "name": "DM",
        "type": "bidirectional",
        "description": "USB D- line used for automatic DCP phone charging protocol detection and switching."
      },
      {
        "number": "20",
        "name": "VIN",
        "type": "power_in",
        "description": "DC 5V charging input pin (recommended 4.75V to 5.5V, absolute maximum 10V); pins 20 and 21 are tied together."
      },
      {
        "number": "21",
        "name": "VIN",
        "type": "power_in",
        "description": "DC 5V charging input pin (recommended 4.75V to 5.5V, absolute maximum 10V); pins 20 and 21 are tied together."
      },
      {
        "number": "22",
        "name": "LIGHT",
        "type": "output",
        "description": "Open-drain lighting LED driver output, maximum drive current 25mA; connect to GND if no lighting function is used."
      },
      {
        "number": "23",
        "name": "VSET",
        "type": "input",
        "description": "Battery type select: floating=4.20V, tied to GND=4.35V, tied to VDD=4.40V."
      },
      {
        "number": "24",
        "name": "L1",
        "type": "output",
        "description": "LED fuel-gauge driver pin L1 (display drive current 10 mA per LED)."
      },
      {
        "number": "25",
        "name": "GND",
        "type": "power_in",
        "description": "Exposed pad: power ground and thermal ground, must keep good contact with GND."
      }
    ],
    "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 types for LX, RSET, ICHG, NTC, DP/DM, and L1-L3 are inferred from function descriptions, as the ; Exposed pad is numbered 25 (EPAD) in the pin table; name given as GND.",
          "2/25 pins cited to the wrong page (name found elsewhere): ['11:ICHG@p6', '23:VSET@p10']"
        ],
        "pages_sent": 15,
        "cost_usd": 0.1254,
        "at": "2026-10-22T22:29:14"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/524e69de6c24d296971e560b9f15233a.pdf",
        "pages": 15,
        "sha256": "7532af29bbe2b5b8",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ip5189t-qw.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "096fc110543e6d324c5120c2d38e3dca87a389da9b6fac234f1fe40856295ef4",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ip5189t-qw-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c10ac0705e08ab8665171e33bf39f7cd5a27b9ae856367c4f5fc144015c88c01",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}