LM2842YM6-ADJ

{
  "slug": "lm2842ym6-adj",
  "version": "0.1.0",
  "type": "component",
  "description": "HGSEMI DC-DC Converters, SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm2842ym6-adj",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm2842ym6-adj.kicad_sym",
    "lm2842ym6-adj.kicad_mod",
    "lm2842ym6-adj.glb",
    "lm2842ym6-adj.step",
    "lm2842ym6-adj.lbr",
    "docs/hero.png",
    "docs/lm2842ym6-adj-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm2842ym6-adj-hero.glb",
    "lm2842ym6-adj-hero.overlay.json",
    "lm2842ym6-adj-etched.glb"
  ],
  "component": {
    "mpn": "LM2842YM6-ADJ",
    "manufacturer": "HGSEMI",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603383979907571712",
    "parts": {
      "symbol": "lm2842ym6-adj.kicad_sym",
      "footprint": "lm2842ym6-adj.kicad_mod",
      "model_3d": "lm2842ym6-adj-hero.glb",
      "model_3d_plain": "lm2842ym6-adj-etched.glb",
      "model_3d_step": "lm2842ym6-adj-etched.step",
      "model_3d_step_plain": "lm2842ym6-adj.step",
      "lbr": "lm2842ym6-adj.lbr"
    },
    "distributor_links": {
      "lcsc": "C30170092"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T16:08:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BST",
        "type": "power_out",
        "description": "Bootstrap pin supplying the positive rail of the internal floating high-side MOSFET driver; a bypass capacitor is connected between BST and SW, and the datasheet limits BST-to-SW to -0.3 V to 6.0 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin, to be connected as close as possible to the output capacitor and kept away from the high-current switching path."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Feedback input to the error amplifier, compared against the internal +0.8 V reference through an external resistor divider from VOUT to GND; the reference is 0.794 V typical (0.778 V to 0.810 V)."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Enable input, active high with a 1.6 V minimum threshold and 0.6 V hysteresis; pulling it below the threshold shuts the chip down, and leaving it floating shuts the chip down (EN is internally pulled to ground); EN is clamped at 7.5 V."
      },
      {
        "number": "5",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input supplying all internal control circuitry and the power switch, with a recommended operating range of 5 V to 40 V and an absolute maximum of -0.3 V to 43 V; a decoupling capacitor to GND is required to reduce switching spikes."
      },
      {
        "number": "6",
        "name": "SW",
        "type": "output",
        "description": "High-side switch output that drives the inductor; a low-VF Schottky diode to GND should be placed close to this pin to reduce switching spikes, with the switch voltage limited to -0.3 V to VIN(max)+0.3 V."
      }
    ],
    "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-configuration figure on page 3 did not survive text extraction; pin numbers and names were taken; Pin types are inferred under KiCad ERC classes from the functional descriptions: BST is typed power_; Datasheet is in Chinese; pin descriptions are translated into English from the pin-function table on"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0457,
        "at": "2026-10-17T16:06:16"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603383979907571712",
        "pages": 12,
        "sha256": "ce9d68e77800fd77",
        "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": "lm2842ym6-adj.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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2842ym6-adj-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "879cc4d1a9fbc529538852800cfa0c194dc569b965ad9cf880979b7fa506ef00",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}