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Ray Set visibility: public cc91cb0 12d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "tmi8549",
  "title": "TMI8549",
  "brief": "TMI Motor Driver ICs, SSOP-10. 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 ics",
    "tmi8549",
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    "extractor-text"
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  "component": {
    "mpn": "TMI8549",
    "manufacturer": "TMI",
    "package": "SSOP-10",
    "pin_count": 10,
    "category": "Power Management ICs",
    "subcategory": "Motor Driver ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/998b356214df1d2f17b94681b3e9fe36.pdf",
    "parts": {
      "symbol": "tmi8549.kicad_sym",
      "footprint": "tmi8549.kicad_mod",
      "model_3d": "tmi8549-hero.glb",
      "model_3d_plain": "tmi8549-etched.glb",
      "model_3d_step": "tmi8549-etched.step",
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      "lbr": "tmi8549.lbr"
    },
    "distributor_links": {
      "lcsc": "C842824"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T18:32:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
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        "name": "VCC",
        "type": "power_in",
        "description": "Power-supply voltage pin (4V to 16V operating, 20V absolute max); connect a stabilization capacitor to GND."
      },
      {
        "number": "2",
        "name": "ENA",
        "type": "input",
        "description": "Motor drive control enable input; L (0V to 0.4V) is stand-by mode with 0A current, H (1.5V to 5.5V) enables outputs, PWM can be input, built-in 100kΩ pull-down."
      },
      {
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        "type": "input",
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      },
      {
        "number": "4",
        "name": "IN2",
        "type": "input",
        "description": "Drive control input for OUT3 and OUT4; PWM can be input, built-in 100kΩ pull-down."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
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      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
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        "name": "OUT4",
        "type": "output",
        "description": "Driving output pin; the motor coil is connected between this pin and OUT3."
      },
      {
        "number": "8",
        "name": "OUT3",
        "type": "output",
        "description": "Driving output pin; the motor coil is connected between this pin and OUT4."
      },
      {
        "number": "9",
        "name": "OUT2",
        "type": "output",
        "description": "Driving output pin; the motor coil is connected between this pin and OUT1."
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      {
        "number": "10",
        "name": "OUT1",
        "type": "output",
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 8,
        "cost_usd": 0.0457,
        "at": "2026-10-26T18:32:40"
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        "pages": 8,
        "sha256": "cb049072f743abde",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 10,
        "described": 10,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "seat": "z = 0",
        "extents_mm": [
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
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  "metadata": {
    "specs": {
      "Manufacturer": "TMI",
      "Package": "SSOP-10",
      "Category": "Power Management ICs",
      "Pins": "10"
    },
    "characteristics": {
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      "source": "datasheet",
      "datasheet_sha256": "cb049072f743abdec3d6db2ecb748c006fd854679343f08495a60233862b0bd9",
      "rows": [
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          "max": 20,
          "conditions": "",
          "source_page": 2,
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        {
          "name": "Output impression voltage",
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          "min": -0.3,
          "typ": null,
          "max": 20,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Control input impression voltage",
          "symbol": "VIN1, VIN2, VENA",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
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          "name": "GND pin outflow current per channel",
          "symbol": "IGND",
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          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Allowable power dissipation",
          "symbol": "PD max",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 2,
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        {
          "name": "Operating temperature",
          "symbol": "Topr",
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          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
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        {
          "name": "Storage temperature",
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          "conditions": "",
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        },
        {
          "name": "ESD Human Body Model",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -2000,
          "typ": null,
          "max": 2000,
          "conditions": "all pins, JEDEC JS-001",
          "source_page": 3,
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        {
          "name": "Power supply voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
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          "typ": null,
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          "conditions": "",
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        },
        {
          "name": "Input H level voltage",
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          "kind": "recommended_operating",
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          "max": 5.5,
          "conditions": "VENA, VIN1, VIN2",
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          "name": "Input L level voltage",
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          "kind": "recommended_operating",
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          "conditions": "VENA, VIN1, VIN2",
          "source_page": 3,
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          "name": "Standby supply current",
          "symbol": "ICC0",
          "kind": "electrical",
          "unit": "µA",
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          "typ": null,
          "max": 1,
          "conditions": "Standby mode ENA=L, VCC=12V, TA=25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply current",
          "symbol": "ICC1",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.1,
          "max": 1.52,
          "conditions": "ENA=H, VCC=12V, TA=25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input current",
          "symbol": "IIN",
          "kind": "electrical",
          "unit": "µA",
          "min": 40,
          "typ": 50,
          "max": 64,
          "conditions": "VIN=5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown temperature",
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          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "Design certification",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown hysteresis",
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          "unit": "°C",
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          "typ": 40,
          "max": null,
          "conditions": "Design certification",
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        },
        {
          "name": "Low voltage protection operation voltage",
          "symbol": "VthVCC",
          "kind": "electrical",
          "unit": "V",
          "min": 3.75,
          "typ": 3.79,
          "max": 3.83,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Low voltage protection release voltage",
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          "unit": "V",
          "min": 3.51,
          "typ": 3.54,
          "max": 3.58,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Output ON resistance (upper and lower total)",
          "symbol": "RDSON",
          "kind": "electrical",
          "unit": "Ω",
          "min": 0.7,
          "typ": 0.83,
          "max": 0.96,
          "conditions": "IOUT=1.0A",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Output leak current",
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          "kind": "electrical",
          "unit": "µA",
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          "typ": null,
          "max": 10,
          "conditions": "VO=16V",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Over-current protection",
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          "unit": "A",
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          "typ": 1.6,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Diode forward voltage",
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          "unit": "V",
          "min": null,
          "typ": 1.1,
          "max": null,
          "conditions": "ID=1.0A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "IN1/IN2 and ENA high level threshold",
          "symbol": "INxH, ENAH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "IN1/IN2 and ENA low level threshold",
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          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "TMI8549 (TMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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