LT8610EMSE#TRPBF

{
  "schema_version": 1,
  "type": "component",
  "slug": "lt8610emse-trpbf",
  "title": "LT8610EMSE#TRPBF",
  "brief": "Analog Devices DC-DC Converters, MSOP-16-EP. 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)",
    "lt8610emse#trpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LT8610EMSE#TRPBF",
    "manufacturer": "Analog Devices",
    "package": "MSOP-16-EP",
    "pin_count": 17,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886348304015360",
    "parts": {
      "symbol": "lt8610emse-trpbf.kicad_sym",
      "footprint": "lt8610emse-trpbf.kicad_mod",
      "model_3d": "lt8610emse-trpbf-hero.glb",
      "model_3d_plain": "lt8610emse-trpbf-etched.glb",
      "model_3d_step": "lt8610emse-trpbf-etched.step",
      "model_3d_step_plain": "lt8610emse-trpbf.step",
      "lbr": "lt8610emse-trpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C459711",
      "digikey": "LT8610EMSE#TRPBFTR-ND",
      "mouser": "584-LT8610EMSE#TRPBF"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T02:18:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LT8610EMSE#TRPBFTR-ND",
        "status": "found"
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        "pn": "584-LT8610EMSE#TRPBF",
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    },
    "pins": [
      {
        "number": "1",
        "name": "SYNC",
        "type": "input",
        "description": "External clock synchronization input: ground it for Burst Mode operation at low loads, apply a DC voltage of 3V or higher or tie it to INTVCC for pulse-skipping mode, and do not float it."
      },
      {
        "number": "2",
        "name": "TR/SS",
        "type": "passive",
        "description": "Output tracking and soft-start pin: a voltage below 0.97V forces FB to follow TR/SS, an internal 2.2µA pull-up from INTVCC programs the start-up ramp, and an internal 230Ω MOSFET pulls it to ground during shutdown and faults."
      },
      {
        "number": "3",
        "name": "RT",
        "type": "passive",
        "description": "A resistor from RT to ground sets the switching frequency, which the datasheet states is adjustable from 200kHz to 2.2MHz."
      },
      {
        "number": "4",
        "name": "EN/UV",
        "type": "input",
        "description": "The part is shut down when this pin is low and active when high, with a hysteretic threshold of 1.00V rising and 0.96V falling; tie it to VIN if the shutdown feature is not used."
      },
      {
        "number": "5",
        "name": "VIN",
        "type": "power_in",
        "description": "Supplies current to the internal circuitry and the internal top power switch; VIN must be tied together with pin 6, locally bypassed, and VIN is rated to 42V absolute maximum."
      },
      {
        "number": "6",
        "name": "VIN",
        "type": "power_in",
        "description": "Supplies current to the internal circuitry and the internal top power switch; it must be tied together with pin 5 and locally bypassed, with VIN rated to 42V absolute maximum."
      },
      {
        "number": "7",
        "name": "PGND",
        "type": "power_in",
        "description": "Power switch ground and return path of the internal bottom-side power switch; it must be tied together with pin 8."
      },
      {
        "number": "8",
        "name": "PGND",
        "type": "power_in",
        "description": "Power switch ground and return path of the internal bottom-side power switch; it must be tied together with pin 7."
      },
      {
        "number": "9",
        "name": "SW",
        "type": "output",
        "description": "Output of the internal power switches; tie SW pins 9, 10 and 11 together and connect them to the inductor and boost capacitor, keeping this node small on the PCB."
      },
      {
        "number": "10",
        "name": "SW",
        "type": "output",
        "description": "Output of the internal power switches; tie together with pins 9 and 11 and connect to the inductor and boost capacitor, keeping this node small on the PCB."
      },
      {
        "number": "11",
        "name": "SW",
        "type": "output",
        "description": "Output of the internal power switches; tie together with pins 9 and 10 and connect to the inductor and boost capacitor, keeping this node small on the PCB."
      },
      {
        "number": "12",
        "name": "BST",
        "type": "passive",
        "description": "Provides the drive voltage for the topside power switch, higher than the input voltage; the 0.1µF boost capacitor must be placed as close as possible to the IC, and the BST pin is rated 4V maximum above the SW pin."
      },
      {
        "number": "13",
        "name": "INTVCC",
        "type": "power_out",
        "description": "Internal 3.4V regulator bypass pin that powers the internal drivers and control circuits; maximum output current is 20mA, it must not be loaded externally, and it needs at least a 1µF low ESR ceramic decoupling capacitor to power ground placed close to the IC."
      },
      {
        "number": "14",
        "name": "BIAS",
        "type": "power_in",
        "description": "Supplies the internal regulator from BIAS instead of VIN when tied above 3.1V; for output voltages of 3.3V and above it should be tied to VOUT, and a different supply needs a 1µF local bypass capacitor, with BIAS rated 30V absolute maximum."
      },
      {
        "number": "15",
        "name": "PG",
        "type": "output",
        "description": "Open-drain power-good output that stays low until FB is within ±9% of the regulation voltage with no fault conditions, and is valid when VIN is above 3.4V regardless of the EN/UV state; the PG pin is rated 42V absolute maximum."
      },
      {
        "number": "16",
        "name": "FB",
        "type": "input",
        "description": "Feedback input that the LT8610 regulates to 0.970V, connected to the feedback resistor divider tap, with a phase lead capacitor (typically 4.7pF to 10pF) connected between FB and VOUT."
      },
      {
        "number": "17",
        "name": "GND",
        "type": "power_in",
        "description": "Exposed pad ground that must be connected to the negative terminal of the input capacitor and soldered to the PCB to lower thermal resistance."
      }
    ],
    "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 17 is the exposed pad, which the datasheet names GND (pin 17); it is listed as pin 17 per the da; Pin types for TR/SS, RT and BST are not labelled in the datasheet; they were assigned as passive bas; Some absolute maximum values (BIAS 30V, BST above SW 4V, PG 42V) are taken from the Absolute Maximum"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0642,
        "at": "2026-10-18T02:16:03"
      },
      "datasheet": {
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        "pages": 22,
        "sha256": "142ed1a2842742ea",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "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": [
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          0.95
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "e807f0e0e2c0c408c18dc198f4fc826ff019157c0529c7e78e68c1aab270d826",
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      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "MSOP-16-EP",
      "Category": "Power Management (PMIC)",
      "Pins": "17"
    },
    "characteristics": {
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      "source": "datasheet",
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      "rows": [
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          "name": "Minimum Input Voltage",
          "symbol": "",
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          "min": 2.9,
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        {
          "name": "VIN Quiescent Current",
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          "conditions": "VEN/UV = 2V, Not Switching, VSYNC = 0V",
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          "name": "VIN Current in Regulation",
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          "name": "VIN Current in Regulation",
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        {
          "name": "Feedback Reference Voltage",
          "symbol": "",
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          "min": 0.964,
          "typ": 0.97,
          "max": 0.976,
          "conditions": "VIN = 6V, ILOAD = 0.5A",
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          "typ": 0.97,
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          "name": "Feedback Voltage Line Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.004,
          "max": 0.02,
          "conditions": "l (full operating temperature range); VIN = 4.0V to 42V, ILOAD = 0.5A",
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          "name": "Feedback Pin Input Current",
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          "conditions": "VFB = 1V",
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          "name": "INTVCC Voltage",
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          "name": "INTVCC Voltage",
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        {
          "name": "INTVCC Undervoltage Lockout",
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        {
          "name": "Minimum On-Time",
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          "name": "Minimum On-Time",
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          "name": "Minimum Off-Time",
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          "name": "Oscillator Frequency",
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          "typ": 210,
          "max": 240,
          "conditions": "l (full operating temperature range); RT = 221k, ILOAD = 1A",
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          "name": "Oscillator Frequency",
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          "conditions": "l (full operating temperature range); RT = 18.2k, ILOAD = 1A",
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          "name": "Top Power NMOS Current Limit",
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        {
          "name": "Bottom Power NMOS Current Limit",
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          "typ": 3.3,
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          "conditions": "VINTVCC = 3.4V",
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        {
          "name": "SW Leakage Current",
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          "unit": "µA",
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          "conditions": "VIN = 42V, VSW = 0V, 42V",
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          "name": "EN/UV Pin Threshold",
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          "name": "EN/UV Pin Current",
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          "conditions": "VEN/UV = 2V",
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        {
          "name": "PG Upper Threshold Offset from VFB",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": 6,
          "typ": 9,
          "max": 12,
          "conditions": "VFB Falling; l (full operating temperature range)",
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        {
          "name": "PG Lower Threshold Offset from VFB",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": -12,
          "typ": -9,
          "max": -6,
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          "name": "PG Leakage",
          "symbol": "",
          "kind": "electrical",
          "unit": "nA",
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          "typ": null,
          "max": 40,
          "conditions": "VPG = 3.3V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "PG Pull-Down Resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "Ω",
          "min": 680,
          "typ": null,
          "max": 2000,
          "conditions": "l (full operating temperature range); VPG = 0.1V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "SYNC Threshold (SYNC Falling)",
          "symbol": "",
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          "unit": "V",
          "min": 0.8,
          "typ": 1.1,
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        {
          "name": "SYNC Threshold (SYNC Rising)",
          "symbol": "",
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        {
          "name": "SYNC Pin Current",
          "symbol": "",
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          "max": 40,
          "conditions": "VSYNC = 2V",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "TR/SS Source Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": 1.2,
          "typ": 2.2,
          "max": 3.2,
          "conditions": "l (full operating temperature range)",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "VIN, EN/UV, PG Voltage",
          "symbol": "",
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          "conditions": "",
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          "name": "BIAS Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "BST Pin Above SW Pin",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "FB, TR/SS, RT, INTVCC Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "SYNC Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
          "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": "Operating Junction Temperature Range (LT8610E)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "LT8610E (Note 2)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "INTVCC Maximum Output Current",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "SYNC DC Voltage for Pulse-Skipping Mode",
          "symbol": "",
          "kind": "recommended_operating",
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