main
Ray Set visibility: public a2d8d40 8d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "tmi3113b",
  "title": "TMI3113B",
  "brief": "TMI DC-DC Converters, SOT-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)",
    "tmi3113b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TMI3113B",
    "manufacturer": "TMI",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588944038859194368",
    "parts": {
      "symbol": "tmi3113b.kicad_sym",
      "footprint": "tmi3113b.kicad_mod",
      "model_3d": "tmi3113b-hero.glb",
      "model_3d_plain": "tmi3113b-etched.glb",
      "model_3d_step": "tmi3113b-etched.step",
      "model_3d_step_plain": "tmi3113b.step",
      "lbr": "tmi3113b.lbr"
    },
    "distributor_links": {
      "lcsc": "C2889165"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T06:03:38Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Chip enable pin: drive EN above the EN rising threshold to turn the part on and below the EN falling threshold to turn it off; do not leave EN floating."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "3",
        "name": "LX",
        "type": "output",
        "description": "Power switch output and switch node connected to the inductor, tied to the drains of the internal P-ch and N-ch MOSFET switches."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Analog supply input; operating input voltage range is 2.7 V to 5.5 V."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Output voltage feedback pin; an internal resistive divider scales the output voltage for comparison to the internal 0.6 V reference."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "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: Pin numbers are taken from the PIN DESCRIPTIONS table on page 3, which lists the TMI3113B (SOT23-5) ; The page 2 diagram text for SOT23-5 is ambiguous for VIN and LX; this is the main conflict with the "
        ],
        "pages_sent": 16,
        "cost_usd": 0.058,
        "at": "2026-10-19T06:01:41"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588944038859194368",
        "pages": 16,
        "sha256": "8ab8c528a0220703",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tmi3113b.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tmi3113b-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "217c996a32f0ce740ed014346d3d15dabe78529f4eb02fec81c2da77e498c572",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TMI",
      "Package": "SOT-23-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "8ab8c528a02207038cf220c5f864d22ae9d4e93e272d8ae2d30d4f882b7f5761",
      "rows": [
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          "symbol": "",
          "kind": "absolute_maximum",
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          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "LX Voltages",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "LX Voltage (<10ns transient)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -2.5,
          "typ": null,
          "max": 7.5,
          "conditions": "<10ns transient",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "LX Voltage (<5ns transient)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -3.5,
          "typ": null,
          "max": 8.5,
          "conditions": "<5ns transient",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "EN, FB, PG Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature (Note2)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 160,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation (SOT23-5)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (Soldering,10s)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "Soldering, 10s",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Voltage Range IN",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "TJ Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "TA Operating Ambient Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage Range",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input UVLO Threshold",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 2.35,
          "typ": 2.5,
          "max": 2.65,
          "conditions": "VIN Rising",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input UVLO Hysteresis",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.4,
          "typ": 0.5,
          "max": 0.6,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 50,
          "max": 85,
          "conditions": "VEN=2.0V, IOUT=0A, VFB=VREF x 105%",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 1,
          "conditions": "VEN =0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Regulated Feedback Voltage VFB",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 0.588,
          "typ": 0.6,
          "max": 0.612,
          "conditions": "PWM operation, TA = 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Accuracy",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%VOUT",
          "min": -3,
          "typ": null,
          "max": 3,
          "conditions": "VIN = 2.7V to 5.5V, IOUT=10mA to 3000mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Oscillation Frequency",
          "symbol": "",
          "kind": "electrical",
          "unit": "MHz",
          "min": 0.7,
          "typ": 1,
          "max": 1.3,
          "conditions": "VOUT=100%",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Oscillation Frequency",
          "symbol": "",
          "kind": "electrical",
          "unit": "kHz",
          "min": 150,
          "typ": 300,
          "max": 450,
          "conditions": "VOUT=0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Peak Current Limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": 3.3,
          "typ": 3.5,
          "max": 4,
          "conditions": "VIN= 5V, VOUT=90%",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Rising Threshold",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.9,
          "typ": 1.1,
          "max": 1.4,
          "conditions": "VIN=5V, TA=25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Rising Threshold",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.75,
          "typ": 0.9,
          "max": 1.1,
          "conditions": "VIN=3.3V, TA=25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Falling Threshold",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.75,
          "typ": 1,
          "max": 1.1,
          "conditions": "VIN=5V, TA=25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Falling Threshold",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.65,
          "typ": 0.9,
          "max": 1.15,
          "conditions": "VIN=3.3V, TA=25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input OVP Threshold",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 6.1,
          "max": null,
          "conditions": "VIN Rising",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "PFM operation, No Load, feedback voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.609,
          "max": null,
          "conditions": "PFM operation, No Load, TA = 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Reference Voltage Line Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "VIN=2.7V to 5.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "On Resistance of PMOS",
          "symbol": "",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 95,
          "max": null,
          "conditions": "ILX=100mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "On Resistance of NMOS",
          "symbol": "",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "ILX=-100mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Leakage Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "LX Leakage Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VEN=0V, VIN=VLX=5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Threshold",
          "symbol": "",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 155,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance (SOT23-5)",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 135,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case(top) thermal resistance (SOT23-5)",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 55,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case(top) characterization parameter (SOT23-5)",
          "symbol": "ψJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 12,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tmi3113b"
  ],
  "discovery_pitch": "TMI3113B (TMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "tmi3113b.kicad_sym",
    "tmi3113b.kicad_mod",
    "tmi3113b.glb",
    "tmi3113b.step",
    "tmi3113b.lbr",
    "docs/hero.png",
    "docs/tmi3113b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tmi3113b-hero.glb",
    "tmi3113b-hero.overlay.json",
    "tmi3113b-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}