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Ray Set visibility: public d4f7d5c 2d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "hk7533-1",
  "title": "HK7533-1",
  "brief": "HK Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, 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": [
    "component",
    "power management (pmic)",
    "hk7533-1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HK7533-1",
    "manufacturer": "HK",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c765463624ec7f44fdea21218dca0e96.pdf",
    "parts": {
      "symbol": "hk7533-1.kicad_sym",
      "footprint": "hk7533-1.kicad_mod",
      "model_3d": "hk7533-1-hero.glb",
      "model_3d_plain": "hk7533-1-etched.glb",
      "model_3d_step": "hk7533-1-etched.step",
      "model_3d_step_plain": "hk7533-1.step",
      "lbr": "hk7533-1.lbr"
    },
    "distributor_links": {
      "lcsc": "C17700077"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T04:39:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin, reference for all voltages; use a large ground copper area for noise immunity and heat dissipation."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input accepting up to 24V (absolute maximum 32V), needing a ceramic bypass capacitor of at least 1uF."
      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 3.3V output with ±2% accuracy, 100mA output current, 160mA overcurrent limit and 20mA short-circuit limit, needing an output capacitor of at least 1uF."
      }
    ],
    "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 does not say which marking variant (HK7533 or HK7533-1) goes with which package. The d; The datasheet has no pin function table. Pin descriptions are built from the electrical tables and a",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 10,
        "cost_usd": 0.1223,
        "at": "2026-11-05T04:39:40"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/c765463624ec7f44fdea21218dca0e96.pdf",
        "pages": 10,
        "sha256": "e0b59e633b73e65b",
        "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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        "file": "hk7533-1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hk7533-1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          1.52
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        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "174c448e6324f7d132fdad5d29b8adfc1f4994b3955aaafff05b02a6e050ae36",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "SOT89-3",
      "source_page": 10,
      "D": {
        "nom_mm": 4.5,
        "range_mm": [
          4.4,
          4.6
        ]
      },
      "E1": {
        "nom_mm": 2.45,
        "range_mm": [
          2.3,
          2.6
        ]
      },
      "E": {
        "nom_mm": 4.095,
        "range_mm": [
          3.94,
          4.25
        ]
      },
      "e": {
        "nom_mm": 1.5,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.5,
        "range_mm": [
          1.4,
          1.6
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "hk7533-1.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HK",
      "Package": "SOT-89-3",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "e0b59e633b73e65b1240c99611246b1b767921ae80a4a8044fc5a03bfc6c58b2",
      "rows": [
        {
          "name": "Maximum input supply voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 32,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum output current",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 160,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "SOT89-3",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "TOPR",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -10,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD human body model",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -3000,
          "typ": null,
          "max": 3000,
          "conditions": "H.B.M POS/NEG; printed as ±3000",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output voltage accuracy",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "VIN=VOUT+2V, IOUT=10mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line regulation",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "VOUT+2V≤VIN≤24V, IOUT=5mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load regulation",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "VIN=VOUT+2V, 1mA≤IOUT≤100mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Minimum dropout voltage (50 mA)",
          "symbol": "VDrop",
          "kind": "electrical",
          "unit": "mV",
          "min": 300,
          "typ": 360,
          "max": 420,
          "conditions": "IOUT=50mA, ΔVOUT=±2%*VOUT",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Minimum dropout voltage (100 mA)",
          "symbol": "VDrop",
          "kind": "electrical",
          "unit": "mV",
          "min": 600,
          "typ": 750,
          "max": 900,
          "conditions": "IOUT=100mA, ΔVOUT=±2%*VOUT",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 24,
          "conditions": "ISS=5uA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "ISS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 1.5,
          "max": 5,
          "conditions": "VIN=VOUT+2V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient of output voltage",
          "symbol": "ΔVOUT/(ΔTa*VOUT)",
          "kind": "temperature_coefficient",
          "unit": "ppm/℃",
          "min": -100,
          "typ": 50,
          "max": 100,
          "conditions": "VIN=VOUT+2V, IOUT=10mA, -40℃≤Ta≤85℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output current",
          "symbol": "IOUT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "VIN=VOUT+2V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power supply rejection ratio (100 Hz)",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "VIN=VOUT+2V, IOUT=10mA, f=100Hz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power supply rejection ratio (1 kHz)",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 55,
          "max": null,
          "conditions": "VIN=VOUT+2V, IOUT=10mA, f=1kHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power supply rejection ratio (10 kHz)",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "VIN=VOUT+2V, IOUT=10mA, f=10kHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Short-circuit current",
          "symbol": "ISCP",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "VOUT=GND",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Overcurrent protection threshold",
          "symbol": "IOCP",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "VIN=VOUT+2V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-ambient",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "SOT89-3",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature (absolute limit)",
          "symbol": "TJ(MAX)",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature (recommended)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "normal operation",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input capacitor (CIN)",
          "symbol": "CIN",
          "kind": "recommended_operating",
          "unit": "uF",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "ceramic, close to LDO input",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output capacitor (COUT)",
          "symbol": "COUT",
          "kind": "recommended_operating",
          "unit": "uF",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "ceramic, at least",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input capacitor and output capacitor layout range",
          "symbol": "CIN=COUT",
          "kind": "recommended_operating",
          "unit": "uF",
          "min": 1,
          "typ": null,
          "max": 10,
          "conditions": "layout guideline",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Recommended series input resistor",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "Ω",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "LDO input, to absorb input spikes (approx.)",
          "source_page": 8,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "hk7533-1"
  ],
  "discovery_pitch": "HK7533-1 (HK) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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    "public": true
  }
}