ACST1035-7T

{
  "schema_version": 1,
  "type": "component",
  "slug": "acst1035-7t",
  "title": "ACST1035-7T",
  "brief": "STMicroelectronics Thyristors (SCR)/Modules, TO-220. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "transistors-thyristors",
    "acst1035-7t"
  ],
  "component": {
    "mpn": "ACST1035-7T",
    "manufacturer": "STMicroelectronics",
    "package": "TO-220",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Thyristors (SCR)/Modules",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590408805684183040",
    "parts": {
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      "footprint": "acst1035-7t.kicad_mod",
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      "model_3d_plain": "acst1035-7t.glb",
      "model_3d_step": "acst1035-7t-etched.step",
      "model_3d_step_plain": "acst1035-7t.step",
      "lbr": "acst1035-7t.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "COM",
        "type": "passive",
        "description": "Common (main terminal 1, MT1) of the Triac. Reference terminal for OUT and for the gate drive. Typically tied to the low-side of the AC load or to the mains return in appliance/compressor drives."
      },
      {
        "number": "2",
        "name": "OUT",
        "type": "passive",
        "description": "Output (main terminal 2, MT2) of the Triac; also electrically bonded to the TO-220AB heat-sink tab. Carries the switched AC load current (up to 10 A RMS, VDRM/VRRM = 700 V) and the clamped surge current during IEC 61000-4-5 events."
      },
      {
        "number": "3",
        "name": "G",
        "type": "input",
        "description": "Gate trigger input. For the ACST1035-7, IGT ≤ 35 mA (quadrants I-II-III, VOUT = 12 V, RL = 33 Ω), VGT ≤ 1.0 V, IGM ≤ 1.6 A (tp = 20 µs). Drive via a series gate resistor from an MCU or gate driver referenced to COM."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590408805684183040",
        "pages": null,
        "sha256": "38d92a3c09844f5e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          10.25,
          4.455,
          28.525
        ],
        "zmin_mm": -9.75,
        "centre_offset_mm": 0.932,
        "footprint_binding": "identity",
        "sha256": "7cb065d935df5771f0ba6e48ddd180863a121af76483dad7f18e667a7b68204a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "acst1035-7t-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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        "zmin_mm": -9.75,
        "centre_offset_mm": 0.932,
        "footprint_binding": "identity",
        "sha256": "cf6261d7c8550677dcad0fb94e4bc2aa92572ac4c16a1d59171d5fe46d8943a5",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "TO-220",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    }
  },
  "variants": [
    {
      "mpn": "ACST1035-7TT",
      "kind": "packaging"
    },
    {
      "mpn": "ACST1035-7TFP",
      "kind": "packaging"
    }
  ],
  "sections": [
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    "readme",
    "breadcrumbs",
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  "discovery_triggers": [
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  "discovery_pitch": "ACST1035-7T (STMicroelectronics) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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  "files": [
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    "acst1035-7t.glb",
    "acst1035-7t.step",
    "acst1035-7t.lbr",
    "docs/hero.png",
    "docs/acst1035-7t-datasheet.pdf",
    "viewers/symbol.html",
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  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T15:32:15.379Z"
}