main
Ray Set visibility: public b0a7531 1d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "mc79l05abdr2g",
  "title": "MC79L05ABDR2G",
  "brief": "onsemi Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOIC-8. 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 (pmic)",
    "mc79l05abdr2g",
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  "component": {
    "mpn": "MC79L05ABDR2G",
    "manufacturer": "onsemi",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588911402328707072",
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      "lbr": "mc79l05abdr2g.lbr"
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    "distributor_links": {
      "lcsc": "C232661",
      "digikey": "MC79L05ABDR2GOSTR-ND",
      "mouser": "863-MC79L05ABDR2G"
    },
    "distributor_check": {
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "MC79L05ABDR2GOSTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "863-MC79L05ABDR2G",
        "status": "found"
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    },
    "pins": [
      {
        "number": "1",
        "name": "Vout",
        "type": "power_out",
        "description": "Regulated negative output, nominally −5.0 V, held between −4.75 V and −5.25 V over the stated input and load conditions, with a 0.1 µF output capacitor CO recommended to improve stability and transient response."
      },
      {
        "number": "2",
        "name": "Vin",
        "type": "power_in",
        "description": "Unregulated negative input, with a maximum input voltage of −30 Vdc for the −5 V device and an input of typically at least 2.0 V above the output voltage needed even at the ripple low point."
      },
      {
        "number": "3",
        "name": "Vin",
        "type": "power_in",
        "description": "Unregulated negative input (same net as pin 2 per the input pin group), limited to −30 Vdc maximum for the −5 V device and bypassed with a 0.33 µF capacitor CI when the regulator is far from the supply filter."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; the datasheet pinout lists this pin as NC and gives no electrical function for it."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Common ground that must be shared between the input and output voltages, with ground-loop and lead-resistance drops minimized because the regulator has no external sense lead."
      },
      {
        "number": "6",
        "name": "Vin",
        "type": "power_in",
        "description": "Unregulated negative input (same net as pin 2 per the input pin group), limited to −30 Vdc maximum for the −5 V device."
      },
      {
        "number": "7",
        "name": "Vin",
        "type": "power_in",
        "description": "Unregulated negative input (same net as pin 2 per the input pin group), limited to −30 Vdc maximum for the −5 V device."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; the datasheet pinout lists this pin as NC and gives no electrical function for it."
      }
    ],
    "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 four Vin pins without stating that they are internally tied together; the 'same ; The datasheet labels these pins NC and states no function, so the description only restates that the; The page 1 pinout block is laid out with the TO-92 and SOIC-8 pin lists side by side in the extracte"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0905,
        "at": "2026-10-18T13:30:26"
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        "pages": 14,
        "sha256": "115a59773830cb30",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "extents_mm": [
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        "centre_offset_mm": 0,
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        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
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        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "SOIC-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "115a59773830cb3072f057a715ff1b9b2703c5a1036608f3ba20d758a995eda9",
      "rows": [
        {
          "name": "Output Voltage (TJ = +25°C)",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "Vdc",
          "min": -4.8,
          "typ": -5,
          "max": -5.2,
          "conditions": "TJ = +25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "Vdc",
          "min": -4.75,
          "typ": null,
          "max": -5.25,
          "conditions": "−7.0 Vdc ≥ VI ≥ −20 Vdc, 1.0 mA ≤ IO ≤ 40 mA; VI = −10 Vdc, 1.0 mA ≤ IO ≤ 70 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Regulation",
          "symbol": "Regline",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "TJ = +25°C; −7.0 Vdc ≥ VI ≥ −20 Vdc",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Regulation",
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          "kind": "electrical",
          "unit": "mV",
          "min": null,
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          "max": 100,
          "conditions": "TJ = +25°C; −8.0 Vdc ≥ VI ≥ −20 Vdc",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "Regload",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "TJ = +25°C, 1.0 mA ≤ IO ≤ 100 mA",
          "source_page": 2,
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        {
          "name": "Load Regulation",
          "symbol": "Regload",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "1.0 mA ≤ IO ≤ 40 mA",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "Input Bias Current (TJ = +25°C)",
          "symbol": "IIB",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "TJ = +25°C",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "Input Bias Current (TJ = +125°C)",
          "symbol": "IIB",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 5.5,
          "conditions": "TJ = +125°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current Change",
          "symbol": "IIB",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "−8.0 Vdc ≥ VI ≥ −20 Vdc",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "Input Bias Current Change",
          "symbol": "IIB",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "1.0 mA ≤ IO ≤ 40 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection",
          "symbol": "RR",
          "kind": "electrical",
          "unit": "dB",
          "min": 41,
          "typ": 49,
          "max": null,
          "conditions": "−8.0 ≥ VI ≥ −18 Vdc, f = 120 Hz, TJ = +25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage (−5 V device)",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "Vdc",
          "min": -30,
          "typ": null,
          "max": null,
          "conditions": "MC79L05 (−5 V) device",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "Junction Temperature",
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          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction-to-Ambient (SOIC-8)",
          "symbol": "RJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 180,
          "conditions": "Case 751 SOIC-8, minimum recommended pad size",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction-to-Case (SOIC-8)",
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          "kind": "thermal",
          "unit": "°C/W",
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          "typ": null,
          "max": 45,
          "conditions": "Case 751 SOIC-8",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range (MC79L05AB)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "MC79LXXAB",
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  "discovery_pitch": "MC79L05ABDR2G (onsemi) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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