LM21215AMH-1

{
  "schema_version": 1,
  "type": "component",
  "slug": "lm21215amh-1",
  "title": "LM21215AMH-1",
  "brief": "Texas Instruments DC-DC Converters, HTSSOP-20. 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)",
    "lm21215amh-1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM21215AMH-1",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-20",
    "pin_count": 21,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm21215a",
    "parts": {
      "symbol": "lm21215amh-1.kicad_sym",
      "footprint": "lm21215amh-1.kicad_mod",
      "model_3d": "lm21215amh-1-hero.glb",
      "model_3d_plain": "lm21215amh-1.glb",
      "model_3d_step": "lm21215amh-1-etched.step",
      "model_3d_step_plain": "lm21215amh-1.step",
      "lbr": "lm21215amh-1.lbr"
    },
    "distributor_links": {
      "lcsc": "C1355407"
    },
    "distributor_check": {
      "checked_at": "2026-10-12T01:14:43Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SYNC",
        "type": "input",
        "description": "Frequency synchronization input that forces the device to switch at an applied clock frequency in the 300 kHz to 1.5 MHz range, and the frequency defaults to 500 kHz if left unconnected."
      },
      {
        "number": "2",
        "name": "SS/TRK",
        "type": "input",
        "description": "Soft-start control pin where an internal 2-µA current source charges an external capacitor to AGND to set the startup output ramp rate, and the pin can also configure the tracking feature."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Active-high precision enable input with hysteresis; if not used it can be left open, as an internal pullup current source pulls it high."
      },
      {
        "number": "4",
        "name": "AVIN",
        "type": "power_in",
        "description": "Analog input supply that generates the internal bias, rated 2.95 V to 5.5 V to GND, and should be connected to PVIN through a low-pass RC filter."
      },
      {
        "number": "5",
        "name": "PVIN",
        "type": "power_in",
        "description": "Input voltage to the internal power switches that should be tied together at the device with low-ESR input capacitance placed as close as possible; recommended range is 2.95 V to 5.5 V and transients up to 6.5 V for up to 6 ns are tolerated."
      },
      {
        "number": "6",
        "name": "PVIN",
        "type": "power_in",
        "description": "Input voltage to the internal power switches that should be tied together at the device with low-ESR input capacitance placed as close as possible; recommended range is 2.95 V to 5.5 V and transients up to 6.5 V for up to 6 ns are tolerated."
      },
      {
        "number": "7",
        "name": "PVIN",
        "type": "power_in",
        "description": "Input voltage to the internal power switches that should be tied together at the device with low-ESR input capacitance placed as close as possible; recommended range is 2.95 V to 5.5 V and transients up to 6.5 V for up to 6 ns are tolerated."
      },
      {
        "number": "8",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground pin for the internal power switches."
      },
      {
        "number": "9",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground pin for the internal power switches."
      },
      {
        "number": "10",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground pin for the internal power switches."
      },
      {
        "number": "11",
        "name": "SW",
        "type": "power_out",
        "description": "Switch node that should be tied together locally and connected to the filter inductor, tolerating transients up to 9 V for 6 ns and -1 V for 4 ns."
      },
      {
        "number": "12",
        "name": "SW",
        "type": "power_out",
        "description": "Switch node that should be tied together locally and connected to the filter inductor, tolerating transients up to 9 V for 6 ns and -1 V for 4 ns."
      },
      {
        "number": "13",
        "name": "SW",
        "type": "power_out",
        "description": "Switch node that should be tied together locally and connected to the filter inductor, tolerating transients up to 9 V for 6 ns and -1 V for 4 ns."
      },
      {
        "number": "14",
        "name": "SW",
        "type": "power_out",
        "description": "Switch node that should be tied together locally and connected to the filter inductor, tolerating transients up to 9 V for 6 ns and -1 V for 4 ns."
      },
      {
        "number": "15",
        "name": "SW",
        "type": "power_out",
        "description": "Switch node that should be tied together locally and connected to the filter inductor, tolerating transients up to 9 V for 6 ns and -1 V for 4 ns."
      },
      {
        "number": "16",
        "name": "SW",
        "type": "power_out",
        "description": "Switch node that should be tied together locally and connected to the filter inductor, tolerating transients up to 9 V for 6 ns and -1 V for 4 ns."
      },
      {
        "number": "17",
        "name": "PGOOD",
        "type": "output",
        "description": "Open-drain power-good indicator output."
      },
      {
        "number": "18",
        "name": "COMP",
        "type": "output",
        "description": "Compensation pin connected to the output of the voltage loop error amplifier."
      },
      {
        "number": "19",
        "name": "FB",
        "type": "input",
        "description": "Feedback pin connected to the inverting input of the voltage loop error amplifier, with the output adjustable from 0.6 V to VIN."
      },
      {
        "number": "20",
        "name": "AGND",
        "type": "power_in",
        "description": "Quiet analog ground for the internal reference and bias circuitry."
      },
      {
        "number": "21",
        "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 exposed pad is not a numbered pin; it is listed as 'EP' in the datasheet table and is included a; The datasheet groups pins 5-7 (PVIN), 8-10 (PGND) and 11-16 (SW). They are expanded here to one entr; The datasheet labels SW as type P (power). It is mapped to KiCad power_out because it is the convert",
          "exposed pad 21 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0562,
        "at": "2026-10-12T01:14:22"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm21215a",
        "pages": 41,
        "sha256": "1a78c465ce28785b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 21,
        "described": 21,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lm21215amh-1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.41,
          6.5,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "51a1027af931d50b05e4ec18d134afee67f87d3687b8cfcc6bd57df2e10ca8cd",
        "checked": "2026-10-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm21215amh-1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.41,
          6.5,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "eba8ee875d179bac2e41be55c4949f4408beeb3e7348336b3dec57ac5b747c2a",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "HTSSOP-20",
      "Category": "Power Management (PMIC)",
      "Pins": "21"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lm21215amh-1"
  ],
  "discovery_pitch": "LM21215AMH-1 (Texas Instruments) 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",
    "lm21215amh-1.kicad_sym",
    "lm21215amh-1.kicad_mod",
    "lm21215amh-1.glb",
    "lm21215amh-1.step",
    "lm21215amh-1.lbr",
    "docs/hero.png",
    "docs/lm21215amh-1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm21215amh-1-hero.glb",
    "lm21215amh-1-hero.overlay.json"
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  "visibility": {
    "public": true
  }
}