main
Ray Set visibility: public 67b81cc 5h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "as78l05cztr-e1",
  "title": "AS78L05CZTR-E1",
  "brief": "Diodes Incorporated Linear Voltage Regulators (LDO), TO-92. 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 supply chip",
    "as78l05cztr-e1",
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    "extractor-text"
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  "component": {
    "mpn": "AS78L05CZTR-E1",
    "manufacturer": "Diodes Incorporated",
    "package": "TO-92",
    "pin_count": 3,
    "category": "Power Supply Chip",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://www.diodes.com/assets/Datasheets/AS78L05CZTR-E1.pdf",
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    "distributor_links": {
      "lcsc": "C5157844"
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      "checked_at": "2026-10-22T21:29:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "status": "quota"
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      "mouser": {
        "pn": null,
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    },
    "pins": [
      {
        "number": "1",
        "name": "OUTPUT",
        "type": "power_out",
        "description": "Regulated 5V output delivering up to 100mA, with 0.01µF minimum load capacitance recommended to limit high frequency noise."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the regulator."
      },
      {
        "number": "3",
        "name": "INPUT",
        "type": "power_in",
        "description": "Unregulated input voltage, recommended 7V to 30V for the AS78L05 with an absolute maximum of 36V."
      }
    ],
    "provenance": {
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        "extractor": "extract_pins 0.3",
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        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet draws TO-92 bulk and ammo pinouts as the same assignment (1 OUTPUT, 2 GND, 3 INPUT) bu",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 17,
        "cost_usd": 0.2178,
        "at": "2026-10-22T21:29:27"
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      "datasheet": {
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        "pages": 17,
        "sha256": "dae32ffe04830377",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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          3.745,
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        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "TO-92",
      "Category": "Power Supply Chip",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "dae32ffe04830377f1f56532b782bff6f625aa89c8d73429ab119cbab6637384",
      "rows": [
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          "name": "Output Voltage",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": 5,
          "typ": null,
          "max": 5.1,
          "conditions": "VIN=10V, IOUT=40mA, TJ=25C (AS78L05C)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "VRLINE",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 8,
          "max": 150,
          "conditions": "7V≤VIN≤20V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "VRLOAD",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 10,
          "max": 60,
          "conditions": "1mA≤IOUT≤100mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3,
          "max": 5.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current Change",
          "symbol": "△IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "8V≤VIN≤20V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current Change",
          "symbol": "△IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "1mA≤IOUT≤40mA",
          "source_page": 5,
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        },
        {
          "name": "Ripple Rejection",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 47,
          "typ": 62,
          "max": null,
          "conditions": "f=120Hz, 8V≤VIN≤18V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.7,
          "conditions": "IOUT=40mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.8,
          "conditions": "IOUT=100mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 36,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature",
          "symbol": "TLEAD",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "Soldering, 10sec",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 750,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "ºC/W",
          "min": null,
          "typ": null,
          "max": 180,
          "conditions": "TO-92",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD Human Body Model",
          "symbol": "ESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2000,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD Machine Model",
          "symbol": "ESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "AS78L05",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Noise Voltage",
          "symbol": "NO",
          "kind": "electrical",
          "unit": "µV",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "10Hz≤f≤100kHz (Note 2)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Temperature Coefficient",
          "symbol": "△VOUT/△T",
          "kind": "temperature_coefficient",
          "unit": "mV/ºC",
          "min": null,
          "typ": 0.42,
          "max": null,
          "conditions": "IOUT=5mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Temperature Coefficient",
          "symbol": "(△VOUT/VOUT)/△T",
          "kind": "temperature_coefficient",
          "unit": "ppm/ºC",
          "min": null,
          "typ": 84,
          "max": null,
          "conditions": "IOUT=5mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "ºC/W",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "TO-92",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
  },
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  ],
  "discovery_pitch": "AS78L05CZTR-E1 (Diodes Incorporated) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "visibility": {
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}