main
Ray Set visibility: public f8870dc 5d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "lm2594hvn-adj",
  "title": "LM2594HVN-ADJ",
  "brief": "Texas Instruments DC-DC Converters, PDIP-8. 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 ics",
    "lm2594hvn-adj",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM2594HVN-ADJ",
    "manufacturer": "Texas Instruments",
    "package": "PDIP-8",
    "pin_count": 8,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/lit/ds/symlink/lm2594hvn-adj.pdf",
    "parts": {
      "symbol": "lm2594hvn-adj.kicad_sym",
      "footprint": "lm2594hvn-adj.kicad_mod",
      "model_3d": "lm2594hvn-adj-hero.glb",
      "model_3d_plain": "lm2594hvn-adj-etched.glb",
      "model_3d_step": "lm2594hvn-adj-etched.step",
      "model_3d_step_plain": "lm2594hvn-adj.step",
      "lbr": "lm2594hvn-adj.lbr"
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    "distributor_links": {
      "lcsc": "C1355723",
      "digikey": "LM2594HVN-ADJ-ND",
      "mouser": "926-LM2594HVN-ADJ"
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    "distributor_check": {
      "checked_at": "2026-11-02T17:30:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LM2594HVN-ADJ-ND",
        "status": "found"
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        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection is made to this pin."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection is made to this pin."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection is made to this pin."
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      {
        "number": "4",
        "name": "Feedback",
        "type": "input",
        "description": "Senses the regulated output voltage to complete the feedback loop, with the Feedback pin voltage limited to −0.3 V to 25 V."
      },
      {
        "number": "5",
        "name": "ON/OFF",
        "type": "input",
        "description": "Pulling this pin below about 1.3 V turns the regulator on and pulling it above 1.3 V (up to a maximum of 25 V) shuts it down, and leaving it open or tying it to ground keeps the regulator on."
      },
      {
        "number": "6",
        "name": "Ground",
        "type": "power_in",
        "description": "Circuit ground for the IC."
      },
      {
        "number": "7",
        "name": "+VIN",
        "type": "power_in",
        "description": "Positive input supply for the switching regulator, rated 4.5 V to 60 V for the LM2594HV, and it needs a suitable input bypass capacitor."
      },
      {
        "number": "8",
        "name": "Output",
        "type": "output",
        "description": "Internal switch output that swings between (+VIN − VSAT) and approximately −0.5 V, and its PCB copper area must be kept to a minimum."
      }
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    "provenance": {
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        "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": [
          "1/8 pin names appear NOWHERE in the datasheet text: ['6:Ground@p3']"
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        "pages_sent": 9,
        "cost_usd": 0.0148,
        "at": "2026-11-02T17:29:55"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/lm2594hvn-adj.pdf",
        "pages": 44,
        "sha256": "b24b906ae5438bc8",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
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      "Package": "PDIP-8",
      "Category": "Power Management ICs",
      "Pins": "8"
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          "name": "Lead temperature (P package soldering, 10 s)",
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          "name": "Supply voltage",
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          "kind": "recommended_operating",
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        {
          "name": "Junction-to-ambient thermal resistance",
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          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 95,
          "max": null,
          "conditions": "P (PDIP) 8 pins, simulated on 4-layer JEDEC board",
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          "name": "Feedback voltage",
          "symbol": "VFB",
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          "min": 1.193,
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          "name": "Oscillator frequency",
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          "conditions": "See(3), TJ = 25°C",
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          "name": "Saturation voltage",
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          "max": 1.1,
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          "name": "Saturation voltage",
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          "conditions": "IOUT = 0.5 A, (4)(5), over full operating temperature range",
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          "name": "Max duty cycle (ON)",
          "symbol": "DC",
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          "name": "Min duty cycle (OFF)",
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          "kind": "electrical",
          "unit": "%",
          "min": 0,
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          "conditions": "See(6)",
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          "name": "Current limit",
          "symbol": "ICL",
          "kind": "electrical",
          "unit": "A",
          "min": 0.65,
          "typ": 0.8,
          "max": 1.3,
          "conditions": "Peak current(4)(5), TJ = 25°C",
          "source_page": 6,
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          "name": "Current limit",
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          "max": 1.4,
          "conditions": "Peak current(4)(5), over full operating temperature range",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output leakage current",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "Output = 0 V, (4)(6)(7)",
          "source_page": 6,
          "source": "datasheet"
        },
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          "name": "Output leakage current",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2,
          "max": 15,
          "conditions": "Output = −1 V, (4)(6)(7)",
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          "max": 10,
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          "kind": "electrical",
          "unit": "μA",
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          "max": 250,
          "conditions": "ON/OFF pin = 5 V (OFF)(7), LM2594HV, TJ = 25°C",
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          "max": null,
          "conditions": "High (regulator OFF), over full operating temperature range",
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        },
        {
          "name": "ON/OFF pin logic input threshold voltage",
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          "max": null,
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          "name": "ON/OFF pin input current",
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          "kind": "electrical",
          "unit": "μA",
          "min": null,
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          "max": 15,
          "conditions": "VLOGIC = 2.5 V (regulator OFF)",
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          "name": "ON/OFF pin input current",
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          "unit": "μA",
          "min": null,
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  "discovery_pitch": "LM2594HVN-ADJ (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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