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Ray Set visibility: public 02c5cf3 10d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "79l15u",
  "title": "79L15U",
  "brief": "CBI Linear Voltage Regulators (LDO), SOT-89-3. 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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    "manufacturer": "CBI",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/aee2a824caf9e4f897ac94e1ed06c08f.pdf",
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      "lbr": "79l15u.lbr"
    },
    "distributor_links": {
      "lcsc": "C2880155"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T22:27:39Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin of the negative regulator, common to input and output."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated negative input voltage, absolute maximum -35 V, with a recommended 0.33μF input capacitor Ci."
      },
      {
        "number": "3",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated -15 V output delivering up to 100mA, with a recommended 0.1μF output capacitor Co."
      }
    ],
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        "primary_model": "claude-sonnet-5-5",
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        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The typical application drawing text shows 'Vi 2 3 Vo', which is consistent with IN=2 and OUT=3. The"
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        "pages_sent": 2,
        "cost_usd": 0.023,
        "at": "2026-10-22T22:27:29"
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        "pages": 2,
        "sha256": "35f1f669bdfaa2c8",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "role": "plain",
        "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": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "CBI",
      "Package": "SOT-89-3",
      "Category": "Power Management ICs",
      "Pins": "3"
    },
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      "source": "datasheet",
      "datasheet_sha256": "35f1f669bdfaa2c83eb4065a1e5ac3d3b5555de755bb83ac3dc2f0478521b92d",
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          "max": -15.6,
          "conditions": "25℃",
          "source_page": 1,
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          "min": -14.25,
          "typ": -15,
          "max": -15.75,
          "conditions": "-17.5V≤Vi≤-30V, Io=1mA~40mA",
          "source_page": 1,
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        {
          "name": "Load regulation",
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          "conditions": "Io=1mA~100mA, Vi=-23V, 25℃",
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        {
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        {
          "name": "Line regulation",
          "symbol": "ΔVo",
          "kind": "electrical",
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          "min": null,
          "typ": 65,
          "max": 300,
          "conditions": "-17.5V≤Vi≤-30V, Io=40mA, 25℃",
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        {
          "name": "Line regulation",
          "symbol": "ΔVo",
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          "source_page": 1,
          "source": "datasheet"
        },
        {
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          "symbol": "Iq",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
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          "max": 6.5,
          "conditions": "25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current change",
          "symbol": "ΔIq",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "-20V≤Vi≤-30V, Io=40mA, 0-125℃",
          "source_page": 1,
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        {
          "name": "Quiescent current change",
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          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "1mA≤IO≤40mA, 0-125℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Ripple rejection",
          "symbol": "RR",
          "kind": "electrical",
          "unit": "dB",
          "min": 34,
          "typ": 39,
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          "conditions": "-18.5V≤Vi≤-28.5V, f=120Hz, 0-125℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Output noise voltage",
          "symbol": "VN",
          "kind": "electrical",
          "unit": "µV",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "10Hz≤f≤100KHz, 25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage",
          "symbol": "Vd",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.7,
          "max": null,
          "conditions": "25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "Vi",
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          "min": null,
          "typ": null,
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        {
          "name": "Operating junction temperature range",
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          "unit": "℃",
          "min": 0,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum output current",
          "symbol": "IOM",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
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      ]
    }
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "79L15U (CBI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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}