BTA08-600SWRG

{
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  "type": "component",
  "slug": "bta08-600swrg",
  "title": "BTA08-600SWRG",
  "brief": "STMicroelectronics Thyristors (SCR)/Modules, TO-220AB. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "BTA08-600SWRG",
    "manufacturer": "STMicroelectronics",
    "package": "TO-220AB",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Thyristors (SCR)/Modules",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588892509410246656",
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      "lcsc": "C153058"
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    "pins": [
      {
        "number": "1",
        "name": "A1",
        "type": "passive",
        "description": "Main terminal 1 (MT1/A1), one of the two power (load-current) terminals of the triac and the reference point to which gate trigger voltage VGT and current IGT are specified."
      },
      {
        "number": "2",
        "name": "A2",
        "type": "passive",
        "description": "Main terminal 2 (MT2/A2), the second power (load-current) terminal, internally connected to the package mounting tab; for this BTA08 (Ins.) TO-220AB Ins. variant the tab is electrically isolated and rated at 2500 VRMS insulation, with Rth(j-c) = 2.5 degC/W."
      },
      {
        "number": "3",
        "name": "G",
        "type": "input",
        "description": "Gate control terminal; applying a gate current IGT referenced to A1 (5 mA min for the SW logic-level sensitivity of this part, VGT max 1.2 V) triggers the triac into conduction."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "primary_model": "claude-sonnet-5",
        "primary_mode": "text+vision",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The package outline figure (page 1) labels the three leads only with the letters A1, A2 and G (no pr",
          "vision extraction: provenance cannot be text-verified; needs consensus"
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        "cost_usd": 0.5218,
        "at": "2026-09-24T08:10:27"
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      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588892509410246656",
        "pages": 18,
        "sha256": "a75018e9bb145502",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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    "viewers": {
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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)"
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      {
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "TO-220AB",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a75018e9bb145502",
      "rows": [
        {
          "name": "Gate trigger voltage (VGD), quadrants I-II-III",
          "symbol": "VGD",
          "kind": "electrical",
          "unit": "V",
          "min": 0.2,
          "typ": null,
          "max": null,
          "conditions": "VD = VDRM, RL = 3.3 kΩ, Tj = 125 °C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate trigger current (SW column, 10 mA)",
          "symbol": "IGT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "VD = 12 V, RL = 30 Ω, quadrants I-II-III",
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          "source": "datasheet"
        },
        {
          "name": "Gate trigger voltage",
          "symbol": "VGT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.2,
          "conditions": "Quadrants I-II-III",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Holding current (SW column)",
          "symbol": "IH",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "IT = 100 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Latching current (SW column), quadrants I and III",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "Quadrants I - III; IG = 1.2 x IGT",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Latching current (SW column), quadrant II",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "Quadrant II; IG = 1.2 x IGT",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Critical rate of rise of off-state voltage (SW column)",
          "symbol": "dV/dt",
          "kind": "electrical",
          "unit": "V/µs",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "VD = 67% VDRM, gate open, Tj = 125 °C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "On-state voltage",
          "symbol": "VTM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.55,
          "conditions": "ITM = 11 A, tp = 380 µs, Tj = 25 °C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Threshold on-state voltage",
          "symbol": "VTO",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.85,
          "conditions": "Tj = 125 °C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dynamic resistance",
          "symbol": "RD",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "Tj = 125 °C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Off-state and reverse leakage current",
          "symbol": "IDRM / IRRM",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "VDRM = VRRM, Tj = 25 °C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Off-state and reverse leakage current",
          "symbol": "IDRM / IRRM",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VDRM = VRRM, Tj = 125 °C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "RMS on-state current (TO-220AB Ins.)",
          "symbol": "IT(RMS)",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "Tc = 100 °C, full sine wave, TO-220AB Ins.",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Non repetitive surge peak on-state current",
          "symbol": "ITSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "f = 50 Hz, t = 20 ms, Tj initial = 25 °C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Non repetitive surge peak on-state current",
          "symbol": "ITSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 84,
          "conditions": "f = 60 Hz, tp = 16.7 ms, Tj initial = 25 °C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "I2t value for fusing",
          "symbol": "I2t",
          "kind": "absolute_maximum",
          "unit": "A2s",
          "min": null,
          "typ": null,
          "max": 36,
          "conditions": "tp = 10 ms",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Critical rate of rise of on-state current",
          "symbol": "dI/dt",
          "kind": "absolute_maximum",
          "unit": "A/µs",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "IG = 2 x IGT, tr ≤ 100 ns, f = 120 Hz, Tj = 125 °C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak gate current",
          "symbol": "IGM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "tp = 20 µs, Tj = 125 °C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Average gate power dissipation",
          "symbol": "PG(AV)",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Tj = 125 °C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage junction temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature range",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max. junction to case thermal resistance (AC)",
          "symbol": "Rth(j-c)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "AC, TO-220AB Insulated",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction to ambient thermal resistance",
          "symbol": "Rth(j-a)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "TO-220AB Insulated",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
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