main
Ray Set visibility: public 5402f5a 8d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "tisp4350h3bjr-s",
  "title": "TISP4350H3BJR-S",
  "brief": "BOURNS Thyristor Surge Suppressors (TSS), SMB(DO-214AA). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "circuit protection",
    "tisp4350h3bjr-s",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TISP4350H3BJR-S",
    "manufacturer": "BOURNS",
    "package": "SMB(DO-214AA)",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Thyristor Surge Suppressors (TSS)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/a49e8d6e0d69a9c012ded1d45ecdd312.pdf",
    "parts": {
      "symbol": "tisp4350h3bjr-s.kicad_sym",
      "footprint": "tisp4350h3bjr-s.kicad_mod",
      "model_3d": "tisp4350h3bjr-s-hero.glb",
      "model_3d_plain": "tisp4350h3bjr-s-etched.glb",
      "model_3d_step": "tisp4350h3bjr-s-etched.step",
      "model_3d_step_plain": "tisp4350h3bjr-s.step",
      "lbr": "tisp4350h3bjr-s.lbr"
    },
    "distributor_links": {
      "lcsc": "C96055"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T19:32:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "R",
        "type": "passive",
        "description": "Terminal R (alternative line designator B) is the reference terminal to which all device voltage measurements are referenced, and the device limits the voltage between T and R to ±V(BO) (275 V min to 400 V max depending on variant; 350 V typ for TISP4350H3BJ)."
      },
      {
        "number": "2",
        "name": "T",
        "type": "passive",
        "description": "Terminal T (alternative line designator A) is the other line terminal of this symmetrical two-terminal bidirectional thyristor overvoltage protector, rated for VDRM of ±275 V for the TISP4350H3BJ."
      }
    ],
    "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 SMB pinout is shown only as a top-view graphic on page 2 with the text 'R(B) 12 T(A)'. Pin numbe; The device is a symmetrical two-terminal part and page 13 states that terminal 1 is not identified o; The schema defines only one pin description sentence each; the stated V(BO) range in pin 1 spans all"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0561,
        "at": "2026-10-21T19:26:48"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/a49e8d6e0d69a9c012ded1d45ecdd312.pdf",
        "pages": 13,
        "sha256": "db251843db59a0d6",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tisp4350h3bjr-s.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.3,
          3.55,
          2.15
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "029466277d91e9f5492556be93e46611049e07115c7913880c547afa96058ed4",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tisp4350h3bjr-s-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5a097313aec8ca886577fc6077fbf6e93c5fbdbf1a81cadf8018f0e6e2b554c6",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "BOURNS",
      "Package": "SMB(DO-214AA)",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "db251843db59a0d6a9ed05b4b18734ebe8a21b5ed24182f2e9e205858eec0f94",
      "rows": [
        {
          "name": "Repetitive peak off-state voltage (TISP4350H3BJ)",
          "symbol": "VDRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -275,
          "typ": null,
          "max": 275,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak on-state pulse current, 2/10 µs",
          "symbol": "ITSP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "2/10 µs (GR-1089-CORE, 2/10 µs voltage wave shape)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak on-state pulse current, 8/20 µs",
          "symbol": "ITSP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "8/20 µs (IEC 61000-4-5, 1.2/50 µs voltage, 8/20 current combination wave generator)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak on-state pulse current, 10/160 µs",
          "symbol": "ITSP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "10/160 µs (FCC Part 68, 10/160 µs voltage wave shape)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak on-state pulse current, 5/200 µs",
          "symbol": "ITSP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 220,
          "conditions": "5/200 µs (VDE 0433, 10/700 µs voltage wave shape)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak on-state pulse current, 0.2/310 µs",
          "symbol": "ITSP",
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          "min": null,
          "typ": null,
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          "conditions": "0.2/310 µs (I3124, 0.5/700 µs voltage wave shape)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak on-state pulse current, 5/310 µs (ITU-T K.20/21)",
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          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "5/310 µs (ITU-T K.20/21, 10/700 µs voltage wave shape)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak on-state pulse current, 5/310 µs (FTZ R12)",
          "symbol": "ITSP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "5/310 µs (FTZ R12, 10/700 µs voltage wave shape)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak on-state pulse current, 10/560 µs",
          "symbol": "ITSP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 160,
          "conditions": "10/560 µs (FCC Part 68, 10/560 µs voltage wave shape)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak on-state pulse current, 10/1000 µs",
          "symbol": "ITSP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "10/1000 µs (GR-1089-CORE, 10/1000 µs voltage wave shape)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak on-state current, 20 ms (50 Hz)",
          "symbol": "ITSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 55,
          "conditions": "20 ms (50 Hz) full sine wave",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak on-state current, 16.7 ms (60 Hz)",
          "symbol": "ITSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "16.7 ms (60 Hz) full sine wave",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Non-repetitive peak on-state current, 1000 s",
          "symbol": "ITSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 2.1,
          "conditions": "1000 s 50 Hz/60 Hz a.c.",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Initial rate of rise of on-state current",
          "symbol": "diT/dt",
          "kind": "absolute_maximum",
          "unit": "A/µs",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "Exponential current ramp, Maximum ramp value < 200 A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Repetitive peak off-state current",
          "symbol": "IDRM",
          "kind": "electrical",
          "unit": "µA",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "VD = VDRM, TA = 25 °C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Repetitive peak off-state current",
          "symbol": "IDRM",
          "kind": "electrical",
          "unit": "µA",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "VD = VDRM, TA = 85 °C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Breakover voltage",
          "symbol": "V(BO)",
          "kind": "electrical",
          "unit": "V",
          "min": -350,
          "typ": null,
          "max": 350,
          "conditions": "dv/dt = ±750 V/ms, RSOURCE = 300 Ω",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Impulse breakover voltage",
          "symbol": "V(BO)",
          "kind": "electrical",
          "unit": "V",
          "min": -362,
          "typ": null,
          "max": 362,
          "conditions": "dv/dt ≤ ±1000 V/µs, Linear voltage ramp, Maximum ramp value = ±500 V; di/dt = ±20 A/µs, Linear current ramp, Maximum ramp value = ±10 A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Breakover current",
          "symbol": "I(BO)",
          "kind": "electrical",
          "unit": "A",
          "min": -0.15,
          "typ": null,
          "max": 0.6,
          "conditions": "dv/dt = ±750 V/ms, RSOURCE = 300 Ω",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "On-state voltage",
          "symbol": "VT",
          "kind": "electrical",
          "unit": "V",
          "min": -3,
          "typ": null,
          "max": 3,
          "conditions": "IT = ±5 A, tW = 100 µs",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Holding current",
          "symbol": "IH",
          "kind": "electrical",
          "unit": "A",
          "min": -0.15,
          "typ": null,
          "max": 0.6,
          "conditions": "IT = ±5 A, di/dt = -/+30 mA/ms",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Critical rate of rise of off-state voltage",
          "symbol": "dv/dt",
          "kind": "electrical",
          "unit": "kV/µs",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "Linear voltage ramp, Maximum ramp value < 0.85VDRM",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Off-state current",
          "symbol": "ID",
          "kind": "electrical",
          "unit": "µA",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "VD = ±50 V, TA = 85 °C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Off-state capacitance, max",
          "symbol": "Coff",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 84,
          "conditions": "f = 100 kHz, Vd = 1 V rms, VD = 0 (TISP4240 thru 4400 group)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-state capacitance, typ",
          "symbol": "Coff",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "f = 100 kHz, Vd = 1 V rms, VD = 0 (TISP4240 thru 4400 group)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-state capacitance, max",
          "symbol": "Coff",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 67,
          "conditions": "f = 100 kHz, Vd = 1 V rms, VD = -1 V (TISP4240 thru 4400 group)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-state capacitance, typ",
          "symbol": "Coff",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "f = 100 kHz, Vd = 1 V rms, VD = -1 V (TISP4240 thru 4400 group)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-state capacitance, max",
          "symbol": "Coff",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 62,
          "conditions": "f = 100 kHz, Vd = 1 V rms, VD = -2 V (TISP4240 thru 4400 group)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-state capacitance, typ",
          "symbol": "Coff",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 55,
          "max": null,
          "conditions": "f = 100 kHz, Vd = 1 V rms, VD = -2 V (TISP4240 thru 4400 group)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-state capacitance, max",
          "symbol": "Coff",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 28,
          "conditions": "f = 100 kHz, Vd = 1 V rms, VD = -50 V (TISP4240 thru 4400 group)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-state capacitance, typ",
          "symbol": "Coff",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 24,
          "max": null,
          "conditions": "f = 100 kHz, Vd = 1 V rms, VD = -50 V (TISP4240 thru 4400 group)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-state capacitance, max",
          "symbol": "Coff",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 26,
          "conditions": "f = 100 kHz, Vd = 1 V rms, VD = -100 V (TISP4240 thru 4400 group)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-state capacitance, typ",
          "symbol": "Coff",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 22,
          "max": null,
          "conditions": "f = 100 kHz, Vd = 1 V rms, VD = -100 V (TISP4240 thru 4400 group)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction to free air thermal resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 113,
          "conditions": "EIA/JESD51-3 PCB, IT = ITSM(1000), TA = 25 °C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction to free air thermal resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "265 mm x 210 mm populated line card, 4-layer PCB, IT = ITSM(1000), TA = 25 °C",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_pitch": "TISP4350H3BJR-S (BOURNS) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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