LM5023MM-2

{
  "slug": "lm5023mm-2",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments AC-DC Controllers And Regulators, VSSOP-8-0.65mm. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm5023mm-2",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm5023mm-2.kicad_sym",
    "lm5023mm-2.kicad_mod",
    "lm5023mm-2.glb",
    "lm5023mm-2.step",
    "lm5023mm-2.lbr",
    "docs/hero.png",
    "docs/lm5023mm-2-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm5023mm-2-hero.glb",
    "lm5023mm-2-hero.overlay.json"
  ],
  "component": {
    "mpn": "LM5023MM-2",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-8-0.65mm",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm5023",
    "parts": {
      "symbol": "lm5023mm-2.kicad_sym",
      "footprint": "lm5023mm-2.kicad_mod",
      "model_3d": "lm5023mm-2-hero.glb",
      "model_3d_plain": "lm5023mm-2.glb",
      "model_3d_step": "lm5023mm-2-etched.step",
      "model_3d_step_plain": "lm5023mm-2.step",
      "lbr": "lm5023mm-2.lbr"
    },
    "distributor_links": {
      "lcsc": "C2871051"
    },
    "distributor_check": {
      "checked_at": "2026-10-10T15:49:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "QR",
        "type": "input",
        "description": "Quasi-resonant auxiliary FLYBACK winding input that senses the peak auxiliary voltage to detect output overvoltage (OVP) and shut down the controller; pin current is recommended at 1 to 4 mA, with a negative injection current limit of -4 mA."
      },
      {
        "number": "2",
        "name": "VSD",
        "type": "output",
        "description": "Connects to the gate of the external start-up FET to disable it after VCC is valid; the pin's absolute maximum voltage is 45 V and its clamp continuous current is limited to 500 µA."
      },
      {
        "number": "3",
        "name": "SS",
        "type": "output",
        "description": "An external capacitor and an internal 22 µA current source set the soft-start ramp, with the soft-start pin rated at -0.3 V to 7 V absolute maximum."
      },
      {
        "number": "4",
        "name": "COMP",
        "type": "input",
        "description": "Control input for the PWM and skip-cycle comparators, with an internal 42 kΩ pull-up that can bias an opto-coupler transistor; the absolute maximum voltage is 7 V."
      },
      {
        "number": "5",
        "name": "CS",
        "type": "input",
        "description": "Current sense input for current-mode control and over-current protection; the cycle-by-cycle limit trips when the input exceeds 0.5 V, and the pin is blanked for 90 ns after OUT goes high, with an absolute maximum of 1.25 V."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection return for the internal circuits of the controller."
      },
      {
        "number": "7",
        "name": "OUT",
        "type": "output",
        "description": "High-current output that drives the external MOSFET gate, with source and sink capability of 0.3 A and 0.7 A respectively."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Bias supply for the controller and gate-drive sections, recommended at 8 V to 14 V with an absolute maximum of 16 V, and requires an external capacitor from this pin to ground."
      }
    ],
    "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 pin-function table on page 5 lists pin numbers directly (QR 1, VSD 2, SS 3, COMP 4, CS 5, GND 6,; The datasheet labels VCC as type P (power) and SS and VSD as type O; these were mapped to KiCad clas; Pin descriptions include limits from the Absolute Maximum Ratings and Recommended Operating Conditio"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0387,
        "at": "2026-10-10T15:49:30"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm5023",
        "pages": 33,
        "sha256": "7991abda04f644e3",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "353552981eef35cb93635057d4aeb89aef22648c77af6fd095e328bfe6b834bd",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm5023mm-2-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "sha256": "b7cf2a946cba98560e224c2c6420b5af9050b25383dbf32d26522fb2b0fa140d",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}