main
Ray Set visibility: public 3cf9f82 16d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "mc33269dr2-3-3g",
  "title": "MC33269DR2-3.3G",
  "brief": "onsemi Linear Voltage Regulators (LDO), 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": [
    "component",
    "power management ics",
    "mc33269dr2-3.3g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MC33269DR2-3.3G",
    "manufacturer": "onsemi",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/mc33269dr2-3.3-d.pdf",
    "parts": {
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      "footprint": "mc33269dr2-3-3g.kicad_mod",
      "model_3d": "mc33269dr2-3-3g-hero.glb",
      "model_3d_plain": "mc33269dr2-3-3g-etched.glb",
      "model_3d_step": "mc33269dr2-3-3g-etched.step",
      "model_3d_step_plain": "mc33269dr2-3-3g.step",
      "lbr": "mc33269dr2-3-3g.lbr"
    },
    "distributor_links": {
      "lcsc": "C7301",
      "mouser": "863-MC33269DR2-3.3G"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T22:46:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 928 calls left today"
      },
      "mouser": {
        "pn": "863-MC33269DR2-3.3G",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND/Adj",
        "type": "power_in",
        "description": "Ground pin on the fixed 3.3 V version (Adjust pin on the adjustable version); the fixed output needs no adjust resistors."
      },
      {
        "number": "2",
        "name": "Vout",
        "type": "power_out",
        "description": "Regulated 3.3 V output, internally connected with pins 3, 6 and 7; needs an external output capacitor of at least 10 µF with ESR between 0.2 and 10 Ω."
      },
      {
        "number": "3",
        "name": "Vout",
        "type": "power_out",
        "description": "Regulated output, internally connected with pins 2, 6 and 7 (grouped with them as Vout in the pinout)."
      },
      {
        "number": "4",
        "name": "Vin",
        "type": "power_in",
        "description": "Power supply input, 20 V maximum rating; a 0.33 µF or larger input bypass capacitor is recommended close to this pin."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "6",
        "name": "Vout",
        "type": "power_out",
        "description": "Regulated output, internally connected with pins 2, 3 and 7 (grouped with them as Vout in the pinout)."
      },
      {
        "number": "7",
        "name": "Vout",
        "type": "power_out",
        "description": "Regulated output, internally connected with pins 2, 3 and 6 (grouped with them as Vout in the pinout)."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet draws pins 2 and 3 as one Vout group and pins 6 and 7 as another. It does not say outr",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 12,
        "cost_usd": 0.2674,
        "at": "2026-10-22T22:45:52"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/mc33269dr2-3.3-d.pdf",
        "pages": 12,
        "sha256": "677b41f8ce6bc254",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "mc33269dr2-3-3g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          4.9,
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mc33269dr2-3-3g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "309980784f0f6f87a3c5981ad85d5b39b53331039fe9c4e7d29bc9abcfe2b186",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "SOIC-8",
      "Category": "Power Management ICs",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "677b41f8ce6bc254a71eb977587bd0d6f8e71210932249961506f140c51463c5",
      "rows": [
        {
          "name": "Output Voltage",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "V",
          "min": 3.27,
          "typ": 3.3,
          "max": 3.33,
          "conditions": "Iout = 10 mA, TA = 25C, 3.3 Suffix (VCC = 5.3 V)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage (Line, Load and Temperature)",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "V",
          "min": 3.23,
          "typ": 3.3,
          "max": 3.37,
          "conditions": "1.25 V ≤ Vin − Vout ≤ 15 V, Iout = 500 mA; 1.35 V ≤ Vin − Vout ≤ 10 V, Iout = 800 mA; 3.3 Suffix",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "Regline",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "Iout = 10 mA, Vin = [Vout + 1.5 V] to Vin = 20 V, TA = 25C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "Regload",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "Vin = Vout + 3.0 V, Iout = 10 mA to 800 mA, TA = 25C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "Vin − Vout",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1,
          "max": 1.25,
          "conditions": "Iout = 500 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "Vin − Vout",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.1,
          "max": 1.35,
          "conditions": "Iout = 800 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection",
          "symbol": "RR",
          "kind": "electrical",
          "unit": "dB",
          "min": 55,
          "typ": null,
          "max": null,
          "conditions": "10 Vpp, 120 Hz Sinewave; Iout = 500 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "ILimit",
          "kind": "electrical",
          "unit": "mA",
          "min": 800,
          "typ": null,
          "max": null,
          "conditions": "Vin − Vout = 10 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current (Fixed Output)",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5.5,
          "max": 8,
          "conditions": "1.5 V ≤ Vout ≤ 3.3 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Minimum Required Load Current, Fixed Output Voltage",
          "symbol": "ILoad",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0,
          "conditions": "Fixed Output Voltage",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Input Voltage",
          "symbol": "Vin",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction-to-Ambient (SO-8)",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "Case 751 (SO-8) TA = 25C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction-to-Case (SO-8)",
          "symbol": "RθJC",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": 25,
          "max": null,
          "conditions": "Case 751 (SO-8) TA = 25C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Die Junction Temperature Range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature Range",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "MC33269",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Human Body Model",
          "symbol": "ESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 4000,
          "conditions": "HBM",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Machine Model",
          "symbol": "ESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "MM",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
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  ],
  "discovery_triggers": [
    "mc33269dr2-3.3g"
  ],
  "discovery_pitch": "MC33269DR2-3.3G (onsemi) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "visibility": {
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}