SP724AHTG

{
  "slug": "sp724ahtg",
  "version": "0.1.0",
  "type": "component",
  "description": "Littelfuse ESD And Surge Protection (TVS/ESD), SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "circuit protection",
    "sp724ahtg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sp724ahtg.kicad_sym",
    "sp724ahtg.kicad_mod",
    "sp724ahtg.glb",
    "sp724ahtg.step",
    "sp724ahtg.lbr",
    "docs/hero.png",
    "docs/sp724ahtg-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sp724ahtg-hero.glb",
    "sp724ahtg-hero.overlay.json"
  ],
  "component": {
    "mpn": "SP724AHTG",
    "manufacturer": "Littelfuse",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884990415548416",
    "parts": {
      "symbol": "sp724ahtg.kicad_sym",
      "footprint": "sp724ahtg.kicad_mod",
      "model_3d": "sp724ahtg-hero.glb",
      "model_3d_plain": "sp724ahtg.glb",
      "model_3d_step": "sp724ahtg-etched.step",
      "model_3d_step_plain": "sp724ahtg.step",
      "lbr": "sp724ahtg.lbr"
    },
    "distributor_links": {
      "lcsc": "C256283",
      "mouser": "576-SP724AHTG"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T21:32:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 550 calls left today"
      },
      "mouser": {
        "pn": "576-SP724AHTG",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "I/O",
        "type": "bidirectional",
        "description": "Signal line clamp input to the SCR/diode protection array, clamping transients of either polarity to the V+ and V- rails; the datasheet rates forward peak current at ±2.2A for a 100µs single pulse and ±3A for IEC 61000-4-5 (8/20µs)."
      },
      {
        "number": "2",
        "name": "V-",
        "type": "power_in",
        "description": "Negative supply rail of the protection array; the operating voltage range is 1V to 20V between V+ and V-, and a bypass capacitor of 0.01µF or larger should be connected closely between V+ and V-."
      },
      {
        "number": "3",
        "name": "I/O",
        "type": "bidirectional",
        "description": "Signal line clamp input to the SCR/diode protection array, clamping transients of either polarity to the V+ and V- rails; the datasheet rates forward peak current at ±2.2A for a 100µs single pulse and ±3A for IEC 61000-4-5 (8/20µs)."
      },
      {
        "number": "4",
        "name": "I/O",
        "type": "bidirectional",
        "description": "Signal line clamp input to the SCR/diode protection array, clamping transients of either polarity to the V+ and V- rails; the datasheet rates forward peak current at ±2.2A for a 100µs single pulse and ±3A for IEC 61000-4-5 (8/20µs)."
      },
      {
        "number": "5",
        "name": "V+",
        "type": "power_in",
        "description": "Positive supply rail of the protection array; the continuous supply voltage (V+ minus V-) is absolutely limited to +20V, and a bypass capacitor of 0.01µF or larger should be connected closely between V+ and V-."
      },
      {
        "number": "6",
        "name": "I/O",
        "type": "bidirectional",
        "description": "Signal line clamp input to the SCR/diode protection array, clamping transients of either polarity to the V+ and V- rails; the datasheet rates forward peak current at ±2.2A for a 100µs single pulse and ±3A for IEC 61000-4-5 (8/20µs)."
      }
    ],
    "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-to-position mapping is inferred from the text-extracted TOP VIEW diagram on page 1 (top row ; The datasheet labels the signal pins 'I/O' in the pinout diagram but 'IN' in the text and Figure 4/5; The datasheet specifies no separate numeric per-pin limits; the V+/V- descriptions use the device-le"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0452,
        "at": "2026-10-09T21:29:57"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884990415548416",
        "pages": 6,
        "sha256": "12b1e44e05e7783b",
        "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": "sp724ahtg.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": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sp724ahtg-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": "00f77a57a4c1a6cbb9e48f5243578f43e072731bc881e1e7198e13e9c9085885",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}