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Ray Set visibility: public d13e5e7 14d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lm1117gs-3-3",
  "title": "LM1117GS-3.3",
  "brief": "HTC Korea TAEJIN Tech Linear Voltage Regulators (LDO), SOT-223-3L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "power management ics",
    "lm1117gs-3.3",
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    "extractor-text"
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  "component": {
    "mpn": "LM1117GS-3.3",
    "manufacturer": "HTC Korea TAEJIN Tech",
    "package": "SOT-223-3L",
    "pin_count": 3,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/cc53810706130afd161cf6733a13d8a8.pdf",
    "parts": {
      "symbol": "lm1117gs-3-3.kicad_sym",
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      "lbr": "lm1117gs-3-3.lbr"
    },
    "distributor_links": {
      "lcsc": "C411821",
      "digikey": "5536-LM1117GS-3.3TR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T08:04:38Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "5536-LM1117GS-3.3TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ADJ/GND",
        "type": "power_in",
        "description": "Adjustable/Ground pin: it is the ground reference on the fixed-output versions, and on the ADJ version it is the adjust terminal with an adjustment pin current of 50 uA typical and 120 uA maximum at IO = 100 mA."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Output voltage pin: on the 3.3V version it is specified at 3.267 V to 3.333 V (VIN = 4.8V, IO = 10 mA) and 3.234 V to 3.366 V over IO = 0 to 1 A and TJ = 0 to 125 C, with a current limit of 1000 mA and a dropout of 1.2 V at 1 A."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage pin: the absolute maximum input supply voltage is 20 V, and the operating input voltage is stated as 12 V for the 3.3V version."
      }
    ],
    "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 pin table on page 4 is a combined SOT-223 / TO-252 / SOT-89 table; the pin assignments are given; Pin 1 is labelled ADJ/GND. For LM1117GS-3.3 (a fixed 3.3V version) it is the ground pin, so it is cl; The electrical values in the pin descriptions (output voltage limits, current limit, dropout, input "
        ],
        "pages_sent": 13,
        "cost_usd": 0.0446,
        "at": "2026-10-21T07:57:40"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/cc53810706130afd161cf6733a13d8a8.pdf",
        "pages": 13,
        "sha256": "c0037056f6203681",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7,
          6.5,
          1.7
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm1117gs-3-3-etched.step",
        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "centre_offset_mm": 0,
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        "sha256": "ce83af542118bd79c23f69d5599e65a6c1c740758cc253bf9058c3272c89ea57",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HTC Korea TAEJIN Tech",
      "Package": "SOT-223-3L",
      "Category": "Power Management ICs",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "c0037056f62036817aa1560ff0b5ab3fb0d451a8c1dd44676f93a64d912279d8",
      "rows": [
        {
          "name": "Output Voltage",
          "symbol": "VO",
          "kind": "tolerance",
          "unit": "V",
          "min": 3.267,
          "typ": 3.3,
          "max": 3.333,
          "conditions": "VIN = 4.8V, IO = 10mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage",
          "symbol": "VO",
          "kind": "tolerance",
          "unit": "V",
          "min": 3.234,
          "typ": null,
          "max": 3.366,
          "conditions": "VIN = 4.8V to 12V, IO = 0mA to 1A, TJ = 0 ~ 125℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "ΔVLINE",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.1,
          "max": 0.2,
          "conditions": "IO = 10mA, VIN = 4.8V to 12V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "ΔVLOAD",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.2,
          "max": 0.4,
          "conditions": "IO = 10mA to 1A, VIN = 5.3V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Operating Input Voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 12,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "ID",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": 10,
          "conditions": "VIN - VO = 5V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "IO",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1000,
          "max": null,
          "conditions": "VIN - VO = 5V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output Noise",
          "symbol": "EN",
          "kind": "electrical",
          "unit": "uV",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "B = 10Hz to 10kHz, TJ = 25℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage Rejection",
          "symbol": "SVR",
          "kind": "electrical",
          "unit": "dB",
          "min": 60,
          "typ": 75,
          "max": null,
          "conditions": "IO = 1A, f = 120Hz, VIN - VO = 3V, VRIPPLE = 1VPP",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1,
          "max": 1.1,
          "conditions": "IO = 100mA",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.1,
          "max": 1.2,
          "conditions": "IO = 500mA",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.2,
          "max": 1.3,
          "conditions": "IO = 1A",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Temperature Stability",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Long Term Stability",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.3,
          "max": null,
          "conditions": "1000 hrs, TJ = 125℃",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Thermal Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%/W",
          "min": null,
          "typ": 0.003,
          "max": null,
          "conditions": "TA = 25℃, 30ms Pulse",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Input Supply Voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature",
          "symbol": "TSOL",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TOPR",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-To-Ambient (SOT-223)",
          "symbol": "θJA-SOT-223",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 137,
          "conditions": "No heat sink, no air flow, no adjacent heat source, TA = 25°C",
          "source_page": 12,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "LM1117GS-3.3 (HTC Korea TAEJIN Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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