LM2596ME-5.0

{
  "schema_version": 1,
  "type": "component",
  "slug": "lm2596me-5-0",
  "title": "LM2596ME-5.0",
  "brief": "HGSEMI LM2596ME 5 0 TR Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, ESOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "lm2596me-5.0"
  ],
  "component": {
    "mpn": "LM2596ME-5.0",
    "manufacturer": "HGSEMI LM2596ME 5 0 TR",
    "package": "ESOP-8",
    "pin_count": 9,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2404031723_HGSEMI-LM2596ME-5-0-TR_C5310825.pdf",
    "parts": {
      "symbol": "lm2596me-5-0.kicad_sym",
      "footprint": "lm2596me-5-0.kicad_mod",
      "model_3d": "lm2596me-5-0-etched.glb",
      "model_3d_plain": "lm2596me-5-0.glb",
      "model_3d_step": "lm2596me-5-0-etched.step",
      "model_3d_step_plain": "lm2596me-5-0.step",
      "lbr": "lm2596me-5-0.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated DC input supply. Operating range 4.5V-40V (60V for HV variants). Bypass to GND with a large low-ESR capacitor placed close to the pin to suppress input ripple/noise."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "power_out",
        "description": "Internal power switch (emitter) output node. Connects to the external inductor / catch diode of the buck converter and swings between VIN and one diode-drop below ground at 150kHz."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Circuit ground reference. Route the return path from the catch-diode/output-capacitor back to this pin with a short, low-inductance trace to avoid switching-noise pickup."
      },
      {
        "number": "4",
        "name": "FEEDBACK",
        "type": "input",
        "description": "Regulator feedback sense input. Internal reference is 1.23V; on fixed-output versions such as the -5.0 the divider is integrated so this pin is tied directly to the output rail through an internal network."
      },
      {
        "number": "5",
        "name": "ON_OFF",
        "type": "input",
        "description": "Active-low enable input. Logic-low (<0.8V) or floating enables the regulator; logic-high (>1.4V, up to VIN) shuts the part down. Standby current ~80uA when disabled."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection on SOP-8/ESOP-8 package. May be left floating or tied to GND."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection on SOP-8/ESOP-8 package. May be left floating or tied to GND."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection on SOP-8/ESOP-8 package. May be left floating or tied to GND."
      },
      {
        "number": "9",
        "name": "EXPOSED PAD",
        "type": "power_in",
        "description": "Exposed thermal pad. Present in the package land pattern; connect it per the manufacturer datasheet thermal recommendation. Added because the footprint carries this pad and the symbol had no pin for it.",
        "source": "derived-from-footprint"
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2404031723_HGSEMI-LM2596ME-5-0-TR_C5310825.pdf",
        "pages": 17,
        "sha256": "986b3081cc1a4676",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm@sha256:5848244c5e72002e",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "lm2596me-5-0.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f1718a42c5ea007e8e2dd672ac39a1bb358ee4849bd53c42e21ce83e0e5df7a9",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2596me-5-0-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "58ad36c508eee7f1c88892d80f085ccc16f285b7eb17c1736027e8e9c9189620",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HGSEMI",
      "Package": "ESOP-8",
      "Category": "PMIC",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lm2596me-5.0"
  ],
  "discovery_pitch": "LM2596ME-5.0 (HGSEMI LM2596ME 5 0 TR) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm2596me-5-0.kicad_sym",
    "lm2596me-5-0.kicad_mod",
    "lm2596me-5-0.glb",
    "lm2596me-5-0.step",
    "lm2596me-5-0-etched.step",
    "lm2596me-5-0.lbr",
    "docs/hero.png",
    "docs/lm2596me-5-0-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "variants": [
    {
      "mpn": "LM2596ME-5.0/TR",
      "kind": "packaging"
    },
    {
      "mpn": "LM2596M-5.0/TR",
      "kind": "unknown"
    },
    {
      "mpn": "LM2596DQ4-5.0/TR",
      "kind": "unknown"
    },
    {
      "mpn": "LM2596T-5.0",
      "kind": "unknown"
    },
    {
      "mpn": "LM2596HVT-5.0",
      "kind": "unknown"
    },
    {
      "mpn": "LM2596S-5.0/TR",
      "kind": "unknown"
    },
    {
      "mpn": "LM2596HVS-5.0/TR",
      "kind": "unknown"
    },
    {
      "mpn": "LM2596MD5T-5.0/TR",
      "kind": "unknown"
    },
    {
      "mpn": "LM2596MDT-5.0/TR",
      "kind": "unknown"
    },
    {
      "mpn": "LM2596TB-5.0",
      "kind": "unknown"
    },
    {
      "mpn": "LM2596HVTB-5.0",
      "kind": "unknown"
    }
  ],
  "updated_at": "2026-09-28T16:14:46.641Z"
}