main
Ray Set visibility: public e4775e0 8d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "top223yn",
  "title": "TOP223YN",
  "brief": "POWER INTEGRATIONS AC-DC Controllers And Regulators, TO-220. 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",
    "power management (pmic)",
    "top223yn",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TOP223YN",
    "manufacturer": "POWER INTEGRATIONS",
    "package": "TO-220",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886904233709568",
    "parts": {
      "symbol": "top223yn.kicad_sym",
      "footprint": "top223yn.kicad_mod",
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      "model_3d_plain": "top223yn-etched.glb",
      "model_3d_step": "top223yn-etched.step",
      "model_3d_step_plain": "top223yn.step",
      "lbr": "top223yn.lbr"
    },
    "distributor_links": {
      "lcsc": "C26175",
      "digikey": "596-1158-5-ND",
      "mouser": "869-TOP223YN"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T06:10:33Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "596-1158-5-ND",
        "status": "found",
        "lifecycle": "Not For New Designs"
      },
      "mouser": {
        "pn": "869-TOP223YN",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CONTROL",
        "type": "input",
        "description": "Error amplifier and feedback current input for duty-cycle control; it also provides the internal shunt regulator connection for bias during normal operation and is the connection point for the supply bypass and auto-restart/compensation capacitor."
      },
      {
        "number": "2",
        "name": "SOURCE",
        "type": "power_in",
        "description": "Output MOSFET source connection for high-voltage power return and the primary-side circuit common and reference point; the tab is internally connected to this pin."
      },
      {
        "number": "3",
        "name": "DRAIN",
        "type": "passive",
        "description": "Output MOSFET drain connection that provides start-up bias current through an internal switched high-voltage current source and serves as the internal current sense point."
      }
    ],
    "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 Y (TO-220/3) pin numbers are not legible in the extracted Figure 3 text. The 1/2/3 numbering and; The TO-220 tab is internally connected to the SOURCE pin per Figure 3. It is not a separately number; Pin types are assigned from the functional descriptions (SOURCE as power_in because it is the primar"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0509,
        "at": "2026-10-19T06:09:11"
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      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886904233709568",
        "pages": 20,
        "sha256": "76d8469564658141",
        "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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        "file": "top223yn.step",
        "role": "plain",
        "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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          4.455,
          28.525
        ],
        "zmin_mm": -9.75,
        "centre_offset_mm": 0.932,
        "footprint_binding": "identity",
        "sha256": "7cb065d935df5771f0ba6e48ddd180863a121af76483dad7f18e667a7b68204a",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
        "file": "top223yn-etched.step",
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        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    "specs": {
      "Manufacturer": "POWER INTEGRATIONS",
      "Package": "TO-220",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
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          "conditions": "All voltages referenced to SOURCE, TA = 25 °C",
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        {
          "name": "Operating Junction Temperature",
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          "unit": "°C",
          "min": -40,
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        {
          "name": "Thermal Resistance Y Package, junction to ambient",
          "symbol": "θJA",
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          "unit": "°C/W",
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        {
          "name": "Thermal Resistance Y Package, junction to case",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "Measured at tab closest to plastic interface or SOURCE pin",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Output Frequency",
          "symbol": "fOSC",
          "kind": "electrical",
          "unit": "kHz",
          "min": 90,
          "typ": 100,
          "max": 110,
          "conditions": "IC = 4 mA, TJ = 25 °C",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Maximum Duty Cycle",
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          "unit": "%",
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          "conditions": "IC = ICD1 + 0.4 mA, See Figure 10",
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          "name": "Minimum Duty Cycle",
          "symbol": "DMIN",
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          "unit": "%",
          "min": 0.7,
          "typ": 1.7,
          "max": 2.7,
          "conditions": "IC = 10 mA, See Figure 10",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "PWM Gain",
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          "kind": "electrical",
          "unit": "%/mA",
          "min": -21,
          "typ": -16,
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        },
        {
          "name": "PWM Gain Temperature Drift",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "%/mA/°C",
          "min": null,
          "typ": -0.05,
          "max": null,
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          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "External Bias Current",
          "symbol": "IB",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.8,
          "typ": 2,
          "max": 3.3,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Dynamic Impedance",
          "symbol": "ZC",
          "kind": "electrical",
          "unit": "Ω",
          "min": 10,
          "typ": 15,
          "max": 22,
          "conditions": "See Figure 11",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Dynamic Impedance Temperature Drift",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "%/°C",
          "min": null,
          "typ": 0.18,
          "max": null,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "CONTROL Pin Charging Current (VC = 0 V)",
          "symbol": "IC",
          "kind": "electrical",
          "unit": "mA",
          "min": -2.4,
          "typ": -1.9,
          "max": -1.2,
          "conditions": "VC = 0 V, TJ = 25 °C",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "CONTROL Pin Charging Current (VC = 5 V)",
          "symbol": "IC",
          "kind": "electrical",
          "unit": "mA",
          "min": -2,
          "typ": -1.5,
          "max": -0.8,
          "conditions": "VC = 5 V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "CONTROL Pin Charging Current Temperature Drift",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "%/°C",
          "min": null,
          "typ": 0.4,
          "max": null,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Auto-restart Threshold Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
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          "source_page": 11,
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        {
          "name": "UV Lockout Threshold Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 4.4,
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          "source_page": 11,
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        {
          "name": "Auto-restart Hysteresis Voltage",
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          "kind": "electrical",
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          "typ": 1,
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          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Auto-restart Duty Cycle",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": 2,
          "typ": 5,
          "max": 9,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Auto-restart Frequency",
          "symbol": "",
          "kind": "electrical",
          "unit": "Hz",
          "min": 2,
          "typ": 5,
          "max": 8,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Self-protection Current Limit (TOP223YN)",
          "symbol": "ILIMIT",
          "kind": "electrical",
          "unit": "A",
          "min": 0.9,
          "typ": 1,
          "max": 1.1,
          "conditions": "di/dt = 160 mA/µs, TJ = 25 °C",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Leading Edge Blanking Time",
          "symbol": "tLEB",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 180,
          "max": null,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Current Limit Delay",
          "symbol": "tILD",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "IC = 4 mA",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "",
          "kind": "electrical",
          "unit": "°C",
          "min": 125,
          "typ": 135,
          "max": null,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Power-up Reset Threshold Voltage",
          "symbol": "VC(RESET)",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": 3.3,
          "max": 4.3,
          "conditions": "IC = 4 mA",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "ON-State Resistance (TJ = 25 °C)",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 7.8,
          "max": 9,
          "conditions": "TJ = 25 °C",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "ON-State Resistance (TJ = 100 °C)",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 12.9,
          "max": 15,
          "conditions": "ID = 100 mA, TJ = 100 °C",
          "source_page": 12,
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        {
          "name": "OFF-State Current",
          "symbol": "IDSS",
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          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "VDS = 560 V, TA = 125 °C",
          "source_page": 12,
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        {
          "name": "Breakdown Voltage",
          "symbol": "BVDSS",
          "kind": "electrical",
          "unit": "V",
          "min": 700,
          "typ": null,
          "max": null,
          "conditions": "ID = 100 µA, TA = 25 °C",
          "source_page": 12,
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        {
          "name": "Rise Time",
          "symbol": "tR",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "Measured in a Typical Flyback Converter Application",
          "source_page": 12,
          "source": "datasheet"
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        {
          "name": "Fall Time",
          "symbol": "tF",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "Measured in a Typical Flyback Converter Application",
          "source_page": 12,
          "source": "datasheet"
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        {
          "name": "DRAIN Supply Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 36,
          "typ": null,
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          "source_page": 13,
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        {
          "name": "Shunt Regulator Voltage",
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          "unit": "V",
          "min": 5.5,
          "typ": 5.7,
          "max": 6,
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          "source_page": 13,
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        },
        {
          "name": "Shunt Regulator Temperature Drift",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": -50,
          "typ": null,
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          "source_page": 13,
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        },
        {
          "name": "CONTROL Supply/Discharge Current (ICD1)",
          "symbol": "ICD1",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.6,
          "typ": 1.2,
          "max": 1.6,
          "conditions": "",
          "source_page": 13,
          "source": "datasheet"
        },
        {
          "name": "CONTROL Supply/Discharge Current (ICD2)",
          "symbol": "ICD2",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.7,
          "typ": 1.4,
          "max": 1.8,
          "conditions": "",
          "source_page": 13,
          "source": "datasheet"
        },
        {
          "name": "CONTROL Supply/Discharge Current (unlabeled row)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.5,
          "typ": 0.8,
          "max": 1.1,
          "conditions": "",
          "source_page": 13,
          "source": "datasheet"
        }
      ]
    }
  },
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    "info"
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  "discovery_triggers": [
    "top223yn"
  ],
  "discovery_pitch": "TOP223YN (POWER INTEGRATIONS) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}