HT26993D-ADJ

{
  "schema_version": 1,
  "type": "component",
  "slug": "ht26993d-adj",
  "title": "HT26993D-ADJ",
  "brief": "HTCSEMI DC-DC Converters, DFN-6-EP(2x2). 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)",
    "ht26993d-adj",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HT26993D-ADJ",
    "manufacturer": "HTCSEMI",
    "package": "DFN-6-EP(2x2)",
    "pin_count": 7,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/2f79c4dac8c37089afba82a3aea3e993.pdf",
    "parts": {
      "symbol": "ht26993d-adj.kicad_sym",
      "footprint": "ht26993d-adj.kicad_mod",
      "model_3d": "ht26993d-adj-hero.glb",
      "model_3d_plain": "ht26993d-adj-etched.glb",
      "model_3d_step": "ht26993d-adj-etched.step",
      "model_3d_step_plain": "ht26993d-adj.step",
      "lbr": "ht26993d-adj.lbr"
    },
    "distributor_links": {
      "lcsc": "C47326422"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T00:40:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin, connected to GND as the common reference for the device."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "output",
        "description": "Boost converter output; the datasheet requires a ceramic output capacitor placed as close to the VOUT and GND pins as possible."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Voltage feedback input for the adjustable output voltage; connect a resistive divider to program the desired output, with a typical FB voltage of VREF = 1.0V."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Device enable input; a logic high enables the device and a logic low disables it and fully disconnects the output from the input."
      },
      {
        "number": "5",
        "name": "SW",
        "type": "output",
        "description": "Switch node, the drain connection of the low-side power MOSFET, rated at 6.0V maximum to GND."
      },
      {
        "number": "6",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input with an operating input voltage range of 0.9V to 5.2V and an absolute maximum of 6.0V to GND."
      },
      {
        "number": "7",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: The datasheet's exposed pad on the TDFN-2x2-6AL package is not given a numbered pin, so it is omitte; Ordering information lists HT26993D-xx as DFN6, which the pinout maps to the TDFN-2x2-6AL package on"
        ],
        "pages_sent": 17,
        "cost_usd": 0.0203,
        "at": "2026-10-28T00:39:47"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/2f79c4dac8c37089afba82a3aea3e993.pdf",
        "pages": 17,
        "sha256": "f392d4a7166552eb",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 7,
        "described": 7,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ht26993d-adj.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2,
          1.98,
          0.64
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9adcc63271a8d92de5c344103df65530465381f8c230b3c709e36700672df2e0",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ht26993d-adj-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2,
          1.98,
          0.64
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "45bc3674c5d3e0bfd312f713dc0dc12de29d76db79c1f3a0acf0efd0b64d7d05",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HTCSEMI",
      "Package": "DFN-6-EP(2x2)",
      "Category": "Power Management (PMIC)",
      "Pins": "7"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "f392d4a7166552eb3b631a2e9d4968f1a426571a05237ffb95d9f680fb9a93db",
      "rows": [
        {
          "name": "Input Voltage Range",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 0.9,
          "typ": null,
          "max": 5.2,
          "conditions": "+25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current into VIN Pin",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.05,
          "max": 0.2,
          "conditions": "No load, not switching",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current into VOUT Pin",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.6,
          "max": 1.1,
          "conditions": "No load, not switching, boost or down mode",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Current into VIN Pin",
          "symbol": "ISD",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 1,
          "conditions": "EN = GND, VIN = 3.6V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Range",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 5.2,
          "conditions": "Full = -40℃ to +85℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Feedback Reference Voltage",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": 0.975,
          "typ": 1,
          "max": 1.025,
          "conditions": "VIN < VOUT, PWM mode, Full",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Over-Voltage Protection Threshold",
          "symbol": "VOVP",
          "kind": "electrical",
          "unit": "V",
          "min": 5.5,
          "typ": 5.8,
          "max": 5.95,
          "conditions": "VOUT rising, +25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Leakage Current into FB Pin",
          "symbol": "IFB_LKG",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 10,
          "max": 50,
          "conditions": "VFB = 1.1V, Full",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Switching Frequency",
          "symbol": "fSW",
          "kind": "electrical",
          "unit": "MHz",
          "min": 1,
          "typ": 1.2,
          "max": 1.35,
          "conditions": "VIN = 3.7V, Full",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Low-side Switch On-Resistance (TDFN)",
          "symbol": "RDS(ON)_LS",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 280,
          "max": 400,
          "conditions": "VOUT = 5.0V, +25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Low-side Switch On-Resistance (TDFN)",
          "symbol": "RDS(ON)_LS",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 340,
          "max": 480,
          "conditions": "VOUT = 3.3V, +25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Rectifier On-Resistance (TDFN)",
          "symbol": "RDS(ON)_HS",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 270,
          "max": 350,
          "conditions": "VOUT = 5.0V, +25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Current Limit Threshold",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "A",
          "min": 0.89,
          "typ": 1.3,
          "max": 1.62,
          "conditions": "VOUT > 2.5V, boost operation, +25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Current Limit Threshold",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "A",
          "min": 0.57,
          "typ": 0.8,
          "max": 1.06,
          "conditions": "VOUT = 2.5V, boost operation, +25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage Range (absolute maximum: VIN, SW, VOUT, FB, EN to GND)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "Soldering, 10s",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD HBM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 4000,
          "conditions": "HBM",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5.2,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5.2,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ht26993d-adj"
  ],
  "discovery_pitch": "HT26993D-ADJ (HTCSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ht26993d-adj.kicad_sym",
    "ht26993d-adj.kicad_mod",
    "ht26993d-adj.glb",
    "ht26993d-adj.step",
    "ht26993d-adj.lbr",
    "docs/hero.png",
    "docs/ht26993d-adj-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ht26993d-adj-hero.glb",
    "ht26993d-adj-hero.overlay.json",
    "ht26993d-adj-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}