main
Ray Set visibility: public 8b73260 8d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "rt9078-25gj5",
  "title": "RT9078-25GJ5",
  "brief": "Richtek Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TSOT-23-5. 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)",
    "rt9078-25gj5",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "RT9078-25GJ5",
    "manufacturer": "Richtek Tech",
    "package": "TSOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918008668696576",
    "parts": {
      "symbol": "rt9078-25gj5.kicad_sym",
      "footprint": "rt9078-25gj5.kicad_mod",
      "model_3d": "rt9078-25gj5-hero.glb",
      "model_3d_plain": "rt9078-25gj5-etched.glb",
      "model_3d_step": "rt9078-25gj5-etched.step",
      "model_3d_step_plain": "rt9078-25gj5.step",
      "lbr": "rt9078-25gj5.lbr"
    },
    "distributor_links": {
      "lcsc": "C965901",
      "digikey": "RT9078-25GJ5TR-ND",
      "mouser": "835-RT9078-25GJ5"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T04:34:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "RT9078-25GJ5TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "835-RT9078-25GJ5",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Regulator input pin that operates from 1.2V to 5.5V; the input capacitor should be placed directly at this pin."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin for the regulator."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Chip enable pin; pulling it below 0.4V turns the regulator off and reduces quiescent current to a fraction of its operating value, while VEN above 0.9V turns the regulator on."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection on the RT9078 (no SNS function; the SNS output voltage sense pin exists only on the RT9078N variant)."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulator output pin; the output capacitor should be placed directly at this pin, with a minimum of 1μF capacitance required for stable operation."
      }
    ],
    "provenance": {
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        "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: MPN RT9078-25GJ5 decodes to the RT9078 (without SNS pin), package J5 = TSOT-23-5, green plating. Pin; The output voltage code '25' (2.5V) is not explicitly listed in the ordering information, which elid; Pin 4 description is taken from the note that the SNS pin is RT9078N only and the RT9078 pin is NC; "
        ],
        "pages_sent": 16,
        "cost_usd": 0.0684,
        "at": "2026-10-19T04:32:17"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918008668696576",
        "pages": 16,
        "sha256": "58b21b14eba5e089",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "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": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5120f0cee43ef7743cc08408d2c12f234fcac7355386e330a3a16f336e23da8d",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "09ef6a5acf1444713c43527b77fb337d51d665b943d6a9da0159ba3118efebdc",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Richtek Tech",
      "Package": "TSOT-23-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "58b21b14eba5e0896a833fd38d2e77e9963756a4b015f5f0a0249a6db449272b",
      "rows": [
        {
          "name": "Input Voltage (recommended operating)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.2,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature Range (recommended operating)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIN, VOUT, SNS, EN to GND",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VOUT to VIN",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -6.5,
          "typ": null,
          "max": 0.3,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation PD (TSOT-23-5)",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 0.43,
          "conditions": "TA = 25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance TSOT-23-5 junction-to-ambient",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 230.6,
          "max": null,
          "conditions": "TSOT-23-5, JEDEC 51-7 four-layer board",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance TSOT-23-5 junction-to-case",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 21.8,
          "max": null,
          "conditions": "TSOT-23-5",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (soldering)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 sec soldering",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "ESD Susceptibility HBM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "HBM (Human Body Model)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Fixed Output Voltage Range",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": 0.8,
          "typ": null,
          "max": 3.45,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "DC Output Accuracy",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "ILOAD = 1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage (ILOAD = 300mA), 2.5V ≤ VOUT ≤ 2.8V",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.18,
          "max": 0.25,
          "conditions": "ILOAD = 300mA (Note 5); 2.5V ≤ VOUT ≤ 2.8V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VCC Consumption Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 2,
          "max": 4,
          "conditions": "ILOAD = 0mA, VOUT ≤ 5.5V, VIN ≥ VOUT + VDROP",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Shutdown GND Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 0.5,
          "conditions": "VEN = 0V (Note 7)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Leakage Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 0.5,
          "conditions": "VEN = 0V, VOUT = 0V (Note 7)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "EN Input Current",
          "symbol": "IEN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "VEN = 5.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "LINE",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.13,
          "max": 0.35,
          "conditions": "ILOAD = 1mA; 1.8V ≤ VIN ≤ 5.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "LOAD",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.5,
          "max": 1,
          "conditions": "1mA < ILOAD < 300mA",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output Current Limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": 350,
          "typ": 600,
          "max": null,
          "conditions": "VOUT = 90% of VOUT(NOM)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Enable Threshold Voltage H-Level",
          "symbol": "VENH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.5,
          "typ": 0.7,
          "max": 0.9,
          "conditions": "VIN = 5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Enable Threshold Voltage L-Level",
          "symbol": "VENL",
          "kind": "electrical",
          "unit": "V",
          "min": 0.4,
          "typ": 0.65,
          "max": 0.85,
          "conditions": "VIN = 5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "TSD",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "ILOAD = 30mA, VIN ≥ 1.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "TSD",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Discharge Resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "EN = 0V, VOUT = 0.1V",
          "source_page": 6,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_pitch": "RT9078-25GJ5 (Richtek Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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