TP4586

{
  "schema_version": 1,
  "type": "component",
  "slug": "tp4586",
  "title": "TP4586",
  "brief": "TPOWER Battery Management, QFN3x3-16. 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)",
    "tp4586",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TP4586",
    "manufacturer": "TPOWER",
    "package": "QFN3x3-16",
    "pin_count": 17,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590908013840441344",
    "parts": {
      "symbol": "tp4586.kicad_sym",
      "footprint": "tp4586.kicad_mod",
      "model_3d": "tp4586-hero.glb",
      "model_3d_plain": "tp4586.glb",
      "model_3d_step": "tp4586-etched.step",
      "model_3d_step_plain": "tp4586.step",
      "lbr": "tp4586.lbr"
    },
    "distributor_links": {
      "lcsc": "C5464797"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T21:14:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 550 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Charging input supply, recommended 4.5 V to 5.5 V with absolute maximum -0.3 V to +28 V and an input overvoltage protection threshold of 6.7 V."
      },
      {
        "number": "2",
        "name": "SWT",
        "type": "input",
        "description": "Button input with about 30 µA internal pull-up; in EN=L and COM=L mode a single click (over 50 ms) turns on, and a double click within 500 ms turns off, the VOL/VOR outputs, and it is ignored when EN=L and COM=H."
      },
      {
        "number": "3",
        "name": "LED1",
        "type": "output",
        "description": "Indicator LED driver: battery-level LED in 4-LED mode and charge-status LED in 2-LED mode, with a typical drive current of 1.4 mA."
      },
      {
        "number": "4",
        "name": "LED2",
        "type": "output",
        "description": "Indicator LED driver: battery-level LED in 4-LED mode and discharge-status LED in 2-LED mode, with a typical drive current of 1.4 mA."
      },
      {
        "number": "5",
        "name": "LED3",
        "type": "output",
        "description": "Indicator LED driver for battery level in 4-LED mode; in 2-LED mode this pin must be shorted to GND."
      },
      {
        "number": "6",
        "name": "NTC",
        "type": "input",
        "description": "Battery temperature sense input; connect the NTC thermistor to GND, and tie this pin to GND when the NTC function is not used."
      },
      {
        "number": "7",
        "name": "VB",
        "type": "power_out",
        "description": "Bias voltage output for the NTC divider network, connected through a resistor to the NTC pin, and left floating when the NTC function is not used."
      },
      {
        "number": "8",
        "name": "COM",
        "type": "input",
        "description": "VOR/VOL output-state control pin used together with EN; logic high threshold is 1.5 V and logic low threshold is 0.3 V, and it must be tied to GND when unused."
      },
      {
        "number": "9",
        "name": "EN",
        "type": "input",
        "description": "Chip enable and VOR/VOL output-state control pin; the boost output is off above 1.5 V and enabled below 0.3 V, and it must be tied to GND when unused to enter automatic load detection."
      },
      {
        "number": "10",
        "name": "PROG",
        "type": "passive",
        "description": "Charge-current setting pin with a resistor to GND; the datasheet gives 2 kΩ for 450 mA to 550 mA charge current at IBAT, and the maximum charge current is 500 mA."
      },
      {
        "number": "11",
        "name": "IEND",
        "type": "passive",
        "description": "Light-load auto-shutoff current setting pin with a resistor to GND, where REND (kΩ) = 250 / IEND (mA); 49.9 kΩ gives 5 mA typical shutoff current."
      },
      {
        "number": "12",
        "name": "BAT",
        "type": "bidirectional",
        "description": "Lithium-ion battery positive terminal, charged to a float voltage of 4.15 V to 4.25 V (4.2 V typical) and used as the boost input during discharge."
      },
      {
        "number": "13",
        "name": "SW",
        "type": "output",
        "description": "Boost power switch node, which should be kept short and wide to the inductor L1 as stated in the layout guidance."
      },
      {
        "number": "14",
        "name": "VOL",
        "type": "output",
        "description": "Left earphone charging/discharge output with a 250 mA overcurrent threshold and a 2.0 V short-circuit detection threshold."
      },
      {
        "number": "15",
        "name": "VOR",
        "type": "output",
        "description": "Right earphone charging/discharge output with a 250 mA overcurrent threshold and a 2.0 V short-circuit detection threshold."
      },
      {
        "number": "16",
        "name": "OUT",
        "type": "power_out",
        "description": "Synchronous boost output, 5.05 V typical at 0.5 A with an overvoltage protection threshold of 5.30 V."
      },
      {
        "number": "17",
        "name": "GND",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet lists the exposed pad as 'Exposed PAD' with GND and gives no pad number; 'EP' is a pla; The datasheet is in Chinese; pin descriptions were translated to English and condensed from the pin ; The datasheet gives no explicit ERC direction for SW; 'output' was chosen as the boost switch node. ",
          "exposed pad 17 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0618,
        "at": "2026-10-09T21:11:13"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590908013840441344",
        "pages": 9,
        "sha256": "8987476780df098c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tp4586.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3,
          3,
          0.785
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tp4586-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3,
          3,
          0.785
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2e00037f3043478c75eb0471da6b6e5f6edcf2f3f5e8adb383af6072663d6d44",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TPOWER",
      "Package": "QFN3x3-16",
      "Category": "Power Management (PMIC)",
      "Pins": "17"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tp4586"
  ],
  "discovery_pitch": "TP4586 (TPOWER) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tp4586.kicad_sym",
    "tp4586.kicad_mod",
    "tp4586.glb",
    "tp4586.step",
    "tp4586.lbr",
    "docs/hero.png",
    "docs/tp4586-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tp4586-hero.glb",
    "tp4586-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}