REF3025AIDBZR

{
  "schema_version": 1,
  "type": "component",
  "slug": "ref3025aidbzr",
  "title": "REF3025AIDBZR",
  "brief": "Texas Instruments Voltage Reference, SOT-23. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "ref3025aidbzr"
  ],
  "component": {
    "mpn": "REF3025AIDBZR",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://www.ti.com/lit/ds/symlink/ref30.pdf",
    "parts": {
      "symbol": "ref3025aidbzr.kicad_sym",
      "footprint": "ref3025aidbzr.kicad_mod",
      "model_3d": "ref3025aidbzr-etched.glb",
      "model_3d_plain": "ref3025aidbzr.glb",
      "model_3d_step": "ref3025aidbzr-etched.step",
      "model_3d_step_plain": "ref3025aidbzr.step",
      "lbr": "ref3025aidbzr.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply voltage. Recommended VIN range: VOUT + 0.2V to 5.5V (absolute max 7V to GND). Optional 0.1µF input bypass capacitor."
      },
      {
        "number": "2",
        "name": "OUT",
        "type": "output",
        "description": "Reference output voltage (2.5V nominal for REF3025). Load current specified up to 25mA; short-circuit current typ 35mA; stable without an output capacitor (0.1µF to 22µF supported)."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the input supply and output voltage. Common return for all device currents."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/ref30.pdf",
        "pages": 37,
        "sha256": "59daf1014acc7ddf",
        "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": [
      {
        "file": "ref3025aidbzr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3.0,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ref3025aidbzr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3.0,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3fc4d0766c5c38dce22de2c1d027ff50a5e11f3a1bbb1154baf48a43f14d73a5",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOT-23",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "59daf1014acc7ddf",
      "rows": [
        {
          "name": "Initial accuracy (REF30 family, device comparison table)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.2,
          "typ": null,
          "max": 0.2,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output voltage temperature drift",
          "symbol": "dVOUT/dT",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": 20,
          "max": 50,
          "conditions": "0°C ≤ TA ≤ 70°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Output voltage temperature drift",
          "symbol": "dVOUT/dT",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": 28,
          "max": 60,
          "conditions": "–30°C ≤ TA ≤ +85°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Output voltage temperature drift",
          "symbol": "dVOUT/dT",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": 30,
          "max": 65,
          "conditions": "–40°C ≤ TA ≤ +85°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Output voltage temperature drift",
          "symbol": "dVOUT/dT",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": 35,
          "max": 75,
          "conditions": "–40°C ≤ TA ≤ +125°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Load regulation",
          "symbol": "dVOUT/dILOAD",
          "kind": "electrical",
          "unit": "ppm",
          "min": null,
          "typ": 3,
          "max": 100,
          "conditions": "0mA < ILOAD < 25mA, VIN = VREF + 500mV",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Thermal hysteresis",
          "symbol": "",
          "kind": "electrical",
          "unit": "ppm",
          "min": null,
          "typ": 25,
          "max": 100,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage",
          "symbol": "VDO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 1,
          "max": 50,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 42,
          "max": 50,
          "conditions": "TA = 25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 59,
          "conditions": "–40°C ≤ TA ≤ +125°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (REF30xx)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5.5,
          "conditions": "Specification for REF30xx; printed minimum is VOUT + 0.05 (formula, not numeric)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Load current (REF30xx)",
          "symbol": "ILOAD",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "Specification for REF30xx",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage, IN to GND",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "REF30xx",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output short-circuit current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 70,
          "conditions": "Short circuit to ground",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Long term stability",
          "symbol": "",
          "kind": "electrical",
          "unit": "ppm",
          "min": null,
          "typ": 24,
          "max": null,
          "conditions": "0000h to 1000h",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Long term stability",
          "symbol": "",
          "kind": "electrical",
          "unit": "ppm",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "1000h to 2000h",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Short-circuit current",
          "symbol": "ISC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 45,
          "max": null,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Turnon settling time",
          "symbol": "",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "To 0.1% with CL = 1μF",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 297.3,
          "max": null,
          "conditions": "REF30XX, DBZ (SOT-23), 3 pins",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (top) thermal resistance",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 128.5,
          "max": null,
          "conditions": "REF30XX, DBZ (SOT-23), 3 pins",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board thermal resistance",
          "symbol": "RθJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 91.7,
          "max": null,
          "conditions": "REF30XX, DBZ (SOT-23), 3 pins",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-top characterization parameter",
          "symbol": "ΨJT",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 12.8,
          "max": null,
          "conditions": "REF30XX, DBZ (SOT-23), 3 pins",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board characterization parameter",
          "symbol": "ΨJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 90.3,
          "max": null,
          "conditions": "REF30XX, DBZ (SOT-23), 3 pins",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [
    {
      "mpn": "REF3025AIDBZR",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ref3025aidbzr"
  ],
  "discovery_pitch": "REF3025AIDBZR (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ref3025aidbzr.kicad_sym",
    "ref3025aidbzr.kicad_mod",
    "ref3025aidbzr.glb",
    "ref3025aidbzr.step",
    "ref3025aidbzr.lbr",
    "docs/hero.png",
    "docs/ref3025aidbzr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T04:44:38.917Z"
}