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Ray Set visibility: public 89327cc 8d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "lmr51610xfdbvr",
  "title": "LMR51610XFDBVR",
  "brief": "TEXAS INSTRUMENTS Global Sourcing Parts, SOT-23-6. 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",
    "global sourcing parts",
    "lmr51610xfdbvr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LMR51610XFDBVR",
    "manufacturer": "TEXAS INSTRUMENTS",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Global Sourcing Parts",
    "subcategory": "Global Sourcing Parts",
    "datasheet": "https://www.ti.com/lit/ds/symlink/lmr51610.pdf?ts=1708678595808&ref_url=https%253A%252F%252Fwww.ti.com%252Fproduct%252FLMR51610",
    "parts": {
      "symbol": "lmr51610xfdbvr.kicad_sym",
      "footprint": "lmr51610xfdbvr.kicad_mod",
      "model_3d": "lmr51610xfdbvr-hero.glb",
      "model_3d_plain": "lmr51610xfdbvr-etched.glb",
      "model_3d_step": "lmr51610xfdbvr-etched.step",
      "model_3d_step_plain": "lmr51610xfdbvr.step",
      "lbr": "lmr51610xfdbvr.lbr"
    },
    "distributor_links": {
      "lcsc": "C22428253",
      "digikey": "296-LMR51610XFDBVRTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T18:54:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-LMR51610XFDBVRTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CB",
        "type": "passive",
        "description": "Bootstrap capacitor connection for the high-side FET driver; connect a high quality 100-nF capacitor from this pin to the SW pin."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground connected to the source of the low-side FET internally; connect to system ground and the ground side of CIN and COUT, with the path to CIN as short as possible."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Feedback input to the converter; connect a resistor divider to set the output voltage and never short this terminal to ground during operation."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Precision enable input (high = on, low = off) that must not be floated, can be tied to VIN, and allows an adjustable UVLO with an external resistor divider."
      },
      {
        "number": "5",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input to the internal bias LDO and high-side FET (4-V to 65-V operating range); connect to the input supply with input bypass capacitors CIN directly at this pin and GND."
      },
      {
        "number": "6",
        "name": "SW",
        "type": "passive",
        "description": "Switching output of the converter, internally connected to the source of the high-side FET and drain of the low-side FET; connect to the power inductor."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet pin table gives only P/G/A type classes; KiCad types were mapped by judgment (CB and SW as"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0946,
        "at": "2026-10-22T18:54:05"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/lmr51610.pdf?ts=1708678595808&ref_url=https%253A%252F%252Fwww.ti.com%252Fproduct%252FLMR51610",
        "pages": 35,
        "sha256": "3bcfb87d2af56a09",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lmr51610xfdbvr.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": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lmr51610xfdbvr-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": "b88a810df2ff53c5f83f6b344541b9f760173b09f6784bb0ae49d4edd36b92e7",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TEXAS INSTRUMENTS",
      "Package": "SOT-23-6",
      "Category": "Global Sourcing Parts",
      "Pins": "6"
    },
    "appearance": {
      "contacts": {
        "quote": "The SW pin connecting to the inductor must be as short as possible, and just wide enough to carry the load current without excessive heating. Short, thick traces or copper pours (shapes) must be used ",
        "page": 23,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "3bcfb87d2af56a0962d3ec02850836579d2c979086282d793800cf60f1ed3567"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "3bcfb87d2af56a0962d3ec02850836579d2c979086282d793800cf60f1ed3567",
      "rows": [
        {
          "name": "VIN quiescent current, FPWM operation",
          "symbol": "IQ(VIN)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 420,
          "conditions": "VEN = 3 V, FPWM Operation",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIN shutdown supply current",
          "symbol": "ISD(VIN)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.8,
          "max": 3,
          "conditions": "VEN = 0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIN UVLO rising threshold",
          "symbol": "VINUVLO(R)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 3.82,
          "max": 4,
          "conditions": "VIN rising",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIN UVLO falling threshold",
          "symbol": "VINUVLO(F)",
          "kind": "electrical",
          "unit": "V",
          "min": 3.4,
          "typ": 3.56,
          "max": null,
          "conditions": "VIN falling",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIN UVLO hysteresis",
          "symbol": "VINUVLO(H)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.25,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN voltage rising threshold",
          "symbol": "VEN(R)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.1,
          "typ": 1.227,
          "max": 1.36,
          "conditions": "EN rising, enable switching",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN voltage falling threshold",
          "symbol": "VEN(F)",
          "kind": "electrical",
          "unit": "V",
          "min": 0.85,
          "typ": 1,
          "max": 1.15,
          "conditions": "EN falling, disable switching",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN pin sourcing current post EN rising threshold",
          "symbol": "IEN(P2)",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 10,
          "max": 50,
          "conditions": "VEN = 3 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Reference voltage",
          "symbol": "Vfb",
          "kind": "electrical",
          "unit": "V",
          "min": 0.788,
          "typ": 0.8,
          "max": 0.812,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "FB input leakage current",
          "symbol": "IFB(LKG)",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 0.2,
          "max": null,
          "conditions": "VFB = 0.8 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switching frequency, CCM operation",
          "symbol": "fSW(CCM)",
          "kind": "electrical",
          "unit": "KHz",
          "min": 340,
          "typ": 400,
          "max": 460,
          "conditions": "\"X\" Version",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Internal fixed soft-start time",
          "symbol": "tSS",
          "kind": "electrical",
          "unit": "ms",
          "min": null,
          "typ": 2.3,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-side MOSFET on-resistance",
          "symbol": "RDSON(HS)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.7,
          "max": null,
          "conditions": "VIN = 12 V, TJ = 25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-side MOSFET on-resistance",
          "symbol": "RDSON(LS)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.36,
          "max": null,
          "conditions": "VIN = 12 V, TJ = 25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum ON pulse width",
          "symbol": "tON(min)",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "VIN = 12 V, IOUT = 0.1A",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum ON pulse width",
          "symbol": "tON(max)",
          "kind": "electrical",
          "unit": "µs",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "VIN = 12 V, IOUT = 0.5A",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum OFF pulse width",
          "symbol": "tOFF(min)",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "VIN = 5 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "High-side peak current limit",
          "symbol": "IHS_PK(OC)",
          "kind": "electrical",
          "unit": "A",
          "min": 1.25,
          "typ": 1.6,
          "max": 1.95,
          "conditions": "LMR51610",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Low-side valley current limit",
          "symbol": "ILS_V(OC)",
          "kind": "electrical",
          "unit": "A",
          "min": 0.9,
          "typ": 1.1,
          "max": 1.3,
          "conditions": "LMR51610 TJ = –40°C to 105°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Low-side negative current limit",
          "symbol": "ILS(NOC)",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": -0.66,
          "max": null,
          "conditions": "LMR51610 FPWM Only",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Zero-cross detection current threshold",
          "symbol": "IZC",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 0,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown threshold",
          "symbol": "TJ(SD)",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 165,
          "max": null,
          "conditions": "Temperature rising",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown hysteresis",
          "symbol": "TJ(HYS)",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Operating input voltage range (system)",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 4,
          "typ": null,
          "max": 65,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Adjustable output voltage regulation",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "%",
          "min": -1.5,
          "typ": null,
          "max": 2.5,
          "conditions": "PFM operation",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Maximum switch duty cycle",
          "symbol": "DMAX",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 98,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "FB pin voltage to trip hiccup mode",
          "symbol": "VHC",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.32,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Switch voltage dead time",
          "symbol": "tD",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "VIN to GND (abs max)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 70,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "FB to GND (abs max)",
          "symbol": "FB",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SW to GND (abs max)",
          "symbol": "SW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 70,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SW to GND transients (abs max)",
          "symbol": "SW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -5,
          "typ": null,
          "max": 70,
          "conditions": "less than 10-ns transients",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "CBOOT to SW (abs max)",
          "symbol": "CBOOT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature (abs max)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD HBM",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -2500,
          "typ": null,
          "max": 2500,
          "conditions": "Human-body model, ANSI/ESDA/JEDEC JS-001",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD CDM",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -750,
          "typ": null,
          "max": 750,
          "conditions": "Charged-device model, ANSI/ESDA/JEDEC JS-002",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input voltage VIN to GND",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4,
          "typ": null,
          "max": 65,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN voltage",
          "symbol": "EN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 65,
          "conditions": "0 to VIN",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "FB voltage",
          "symbol": "FB",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 4.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output voltage",
          "symbol": "VOUT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0.8,
          "typ": null,
          "max": 28,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output current LMR51610",
          "symbol": "Iout",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
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