L9780

{
  "schema_version": 1,
  "type": "component",
  "slug": "l9780",
  "title": "L9780",
  "brief": "STMicroelectronics Power Management - Specialized, LQFP-48(7x7). 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)",
    "l9780",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "L9780",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Power Management (PMIC)",
    "subcategory": "Power Management - Specialized",
    "datasheet": "https://www.st.com/resource/en/datasheet/l9780.pdf",
    "parts": {
      "symbol": "l9780.kicad_sym",
      "footprint": "l9780.kicad_mod",
      "model_3d": "l9780-hero.glb",
      "model_3d_plain": "l9780.glb",
      "model_3d_step": "l9780-etched.step",
      "model_3d_step_plain": "l9780.step",
      "lbr": "l9780.lbr"
    },
    "distributor_links": {
      "lcsc": "C2970828",
      "digikey": "497-L9780-ND",
      "mouser": "511-L9780"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T20:42:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-L9780-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "511-L9780",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "TG1",
        "type": "passive",
        "description": "Switching TAG resistor pin for channel 1, connected to the VCCS TG switch between TG1 and OUT1."
      },
      {
        "number": "2",
        "name": "SNS",
        "type": "input",
        "description": "VCCS sense pin; SNS may be driven from -VCCA to 40 V and has a design common-mode range of -2 V to 2.4 V."
      },
      {
        "number": "3",
        "name": "TST1",
        "type": "input",
        "description": "Test mode pin 1, rated for -0.3 V to 40 V."
      },
      {
        "number": "4",
        "name": "INRC",
        "type": "input",
        "description": "Reference cell input, rated for -0.3 V to 40 V and protected by short-to-battery and short-to-ground diagnostics."
      },
      {
        "number": "5",
        "name": "RCT1",
        "type": "passive",
        "description": "Impedance test pin 1, rated for -0.3 V to 40 V."
      },
      {
        "number": "6",
        "name": "RCT2",
        "type": "input",
        "description": "Impedance test amplifier input, rated for -0.3 V to 40 V."
      },
      {
        "number": "7",
        "name": "SR",
        "type": "input",
        "description": "Sensor return (functional ground), rated for -VCCA to 40 V and monitored by the short-to-battery diagnostic."
      },
      {
        "number": "8",
        "name": "PG1",
        "type": "output",
        "description": "Protection FET gate driver for channel 1, swinging between 0 and VCCA with a 70 kΩ to 130 kΩ pull-down."
      },
      {
        "number": "9",
        "name": "PG2",
        "type": "output",
        "description": "Protection FET gate driver for channel 2, swinging between 0 and VCCA with a 70 kΩ to 130 kΩ pull-down."
      },
      {
        "number": "10",
        "name": "HD",
        "type": "input",
        "description": "Heater FET drain sense pin, rated for 0 V to 40 V (absolute maximum -0.3 V to 53 V) and used for heater diagnostics."
      },
      {
        "number": "11",
        "name": "TST2",
        "type": "input",
        "description": "Test mode pin 2, rated for -0.3 V to 40 V."
      },
      {
        "number": "12",
        "name": "HG",
        "type": "output",
        "description": "Heater FET gate driver, swinging between 0 and VCCA with a 70 kΩ to 130 kΩ pull-down."
      },
      {
        "number": "13",
        "name": "SY",
        "type": "input",
        "description": "Synchronous mode selection pin, rated for 0 V to VCCA."
      },
      {
        "number": "14",
        "name": "PW",
        "type": "input",
        "description": "Heater PWM input pin, rated for 0 V to VCCA."
      },
      {
        "number": "15",
        "name": "SO",
        "type": "output",
        "description": "SPI serial data output, referenced to the VCCI digital transfer level supply."
      },
      {
        "number": "16",
        "name": "CLK",
        "type": "input",
        "description": "SPI clock input, rated for 0 V to VCCA."
      },
      {
        "number": "17",
        "name": "SI",
        "type": "input",
        "description": "SPI serial data input, rated for 0 V to VCCA."
      },
      {
        "number": "18",
        "name": "CSN",
        "type": "input",
        "description": "SPI chip select input, rated for 0 V to VCCA."
      },
      {
        "number": "19",
        "name": "VCCI",
        "type": "power_in",
        "description": "Digital transfer level supply, rated 3.14 V to 5.1 V in operation."
      },
      {
        "number": "20",
        "name": "GNDD",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "21",
        "name": "VCCD",
        "type": "power_in",
        "description": "Digital supply, rated 4.9 V to 5.1 V in operation."
      },
      {
        "number": "22",
        "name": "n.c.",
        "type": "unconnected",
        "description": "Not connected pin."
      },
      {
        "number": "23",
        "name": "n.c.",
        "type": "unconnected",
        "description": "Not connected pin."
      },
      {
        "number": "24",
        "name": "n.c.",
        "type": "unconnected",
        "description": "Not connected pin."
      },
      {
        "number": "25",
        "name": "C1B",
        "type": "passive",
        "description": "Compensation network pin 1, side B, rated for -0.3 V to VCCA+0.3 V."
      },
      {
        "number": "26",
        "name": "C2B",
        "type": "passive",
        "description": "Compensation network pin 2, side B, rated for -0.3 V to VCCA+0.3 V."
      },
      {
        "number": "27",
        "name": "C3",
        "type": "passive",
        "description": "Compensation network common pin, rated for -0.3 V to VCCA+0.3 V."
      },
      {
        "number": "28",
        "name": "C2A",
        "type": "passive",
        "description": "Compensation network pin 2, side A, rated for -0.3 V to VCCA+0.3 V."
      },
      {
        "number": "29",
        "name": "C1A",
        "type": "passive",
        "description": "Compensation network pin 1, side A, rated for -0.3 V to VCCA+0.3 V."
      },
      {
        "number": "30",
        "name": "FV",
        "type": "passive",
        "description": "VCCS filtered control voltage pin, rated for -0.3 V to VCCA+0.3 V."
      },
      {
        "number": "31",
        "name": "FVOUT",
        "type": "output",
        "description": "Analog output of the FVOUT amplifier, rated for -0.3 V to VCCA+0.3 V."
      },
      {
        "number": "32",
        "name": "BG",
        "type": "passive",
        "description": "Bandgap voltage reference pin, rated for -0.3 V to VCCA+0.3 V."
      },
      {
        "number": "33",
        "name": "CL2",
        "type": "input",
        "description": "VCCS voltage clamp channel 2, rated for -0.3 V to VCCA+0.3 V."
      },
      {
        "number": "34",
        "name": "CL1",
        "type": "input",
        "description": "VCCS voltage clamp channel 1, rated for -0.3 V to VCCA+0.3 V."
      },
      {
        "number": "35",
        "name": "n.c.",
        "type": "unconnected",
        "description": "Not connected pin."
      },
      {
        "number": "36",
        "name": "n.c.",
        "type": "unconnected",
        "description": "Not connected pin."
      },
      {
        "number": "37",
        "name": "VCCCP",
        "type": "power_in",
        "description": "Charge pump supply, rated 4.9 V to 5.1 V in operation."
      },
      {
        "number": "38",
        "name": "FLCP1",
        "type": "passive",
        "description": "Charge pump floating pin 1, rated for -0.3 V to VCCCP+0.3 V."
      },
      {
        "number": "39",
        "name": "FLCP2",
        "type": "passive",
        "description": "Charge pump floating pin 2, rated for CP-0.3 V to +0.3 V."
      },
      {
        "number": "40",
        "name": "GNDCP",
        "type": "power_in",
        "description": "Charge pump analog ground."
      },
      {
        "number": "41",
        "name": "CP",
        "type": "power_out",
        "description": "-5 V charge pump output, rated for -6.5 V to +0.3 V."
      },
      {
        "number": "42",
        "name": "VESD",
        "type": "power_in",
        "description": "ESD reference voltage, rated at 40 V in operation (absolute maximum 53 V)."
      },
      {
        "number": "43",
        "name": "GNDA",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "44",
        "name": "VCCA",
        "type": "power_in",
        "description": "Analog supply, rated 4.9 V to 5.1 V in operation."
      },
      {
        "number": "45",
        "name": "n.c.",
        "type": "unconnected",
        "description": "Not connected pin."
      },
      {
        "number": "46",
        "name": "TG2",
        "type": "passive",
        "description": "Switching TAG resistor pin for channel 2, connected to the VCCS TG switch between TG2 and OUT2."
      },
      {
        "number": "47",
        "name": "OUT2",
        "type": "output",
        "description": "Pump cell output for channel 2, driven by the VCCS with RTOT between 50 Ω and 300 Ω."
      },
      {
        "number": "48",
        "name": "OUT1",
        "type": "output",
        "description": "Pump cell output for channel 1, driven by the VCCS with RTOT between 50 Ω and 300 Ω."
      }
    ],
    "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 only gives the LQFP48 package (Table 1: L9780 and L9780TR, both LQFP48, tray and tape-; The datasheet gives no KiCad ERC types. Types were assigned from the pin function: GND and supply pi; Voltage limits in the descriptions come from the maximum-ratings and absolute-maximum tables on page"
        ],
        "pages_sent": 14,
        "cost_usd": 0.1078,
        "at": "2026-10-11T20:41:52"
      },
      "datasheet": {
        "url": "https://www.st.com/resource/en/datasheet/l9780.pdf",
        "pages": 56,
        "sha256": "bf560dfa5f013e54",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "l9780.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9,
          9,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "l9780-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "ffab453df7402ea9fcbd7e2a4c7f865c145b480282f3d645edfad8cbde465b3b",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "LQFP-48(7x7)",
      "Category": "Power Management (PMIC)",
      "Pins": "48"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "l9780"
  ],
  "discovery_pitch": "L9780 (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "files": [
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    "l9780.lbr",
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    "docs/l9780-datasheet.pdf",
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  "visibility": {
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}