main
Ray Set visibility: public 6326024 12d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "lm1501bgr-adj",
  "title": "LM1501BGR-ADJ",
  "brief": "HTC Korea TAEJIN Tech DC-DC Converters, TO-263-5. 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",
    "lm1501bgr-adj",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM1501BGR-ADJ",
    "manufacturer": "HTC Korea TAEJIN Tech",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/604b56318e65068402714b4f82fb183c.pdf",
    "parts": {
      "symbol": "lm1501bgr-adj.kicad_sym",
      "footprint": "lm1501bgr-adj.kicad_mod",
      "model_3d": "lm1501bgr-adj-hero.glb",
      "model_3d_plain": "lm1501bgr-adj-etched.glb",
      "model_3d_step": "lm1501bgr-adj-etched.step",
      "model_3d_step_plain": "lm1501bgr-adj.step",
      "lbr": "lm1501bgr-adj.lbr"
    },
    "distributor_links": {
      "lcsc": "C596348",
      "digikey": "5536-LM1501BGR-ADJTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T07:07:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "5536-LM1501BGR-ADJTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Operating input voltage pin; the recommended supply voltage is 40V maximum and the absolute maximum input supply voltage is 45V."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "output",
        "description": "Switching output that drives the external inductor; the steady-state output-to-ground limit is -1V and the internal switch current limit is 6.9A peak."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin; single-point grounding or a ground plane is recommended for best results."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Output voltage feedback control; the feedback pin voltage is rated from -0.3V to +25V, and the adjustable version sets VOUT = VFB(1+R2/R1) with VFB = 1.23V."
      },
      {
        "number": "5",
        "name": "ON/OFF",
        "type": "input",
        "description": "Shutdown control; the pin input voltage is rated from -0.3V to +25V, with a 0.6V threshold for regulator ON and a 2.0V threshold for regulator OFF."
      },
      {
        "number": "6",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": null,
        "consensus": "skipped (clean text read)",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 9,
        "cost_usd": 0.0006,
        "at": "2026-10-27T07:07:28"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/604b56318e65068402714b4f82fb183c.pdf",
        "pages": 9,
        "sha256": "844d156a2731e67c",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "94c2a3dc1aaad85b6b5193f97d9a7c61b4e28bac25952a1e629557bcf747e246",
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        "sha256": "54a26a90904ed70834e5d2027621a22c0778bf72d6876ef959efaac0d818e14f",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HTC Korea TAEJIN Tech",
      "Package": "TO-263-5",
      "Category": "Power Management ICs",
      "Pins": "6"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "844d156a2731e67c4473d4b5470d6ba90d79a80a221fbb268e83049933114ade",
      "rows": [
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          "name": "Feedback Voltage",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 1.193,
          "typ": 1.23,
          "max": 1.267,
          "conditions": "5.2V ≤ VIN ≤ 40V; 0.2A ≤ ILOAD ≤ 5A; VOUT programmed for 3V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Feedback Voltage (full operating temperature range)",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 1.18,
          "typ": null,
          "max": 1.28,
          "conditions": "5.2V ≤ VIN ≤ 40V; 0.2A ≤ ILOAD ≤ 5A; VOUT programmed for 3V; over full operating temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Oscillator Frequency",
          "symbol": "FO",
          "kind": "electrical",
          "unit": "kHz",
          "min": 255,
          "typ": 300,
          "max": 345,
          "conditions": "(Note 5)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Oscillator Frequency (full operating temperature range)",
          "symbol": "FO",
          "kind": "electrical",
          "unit": "kHz",
          "min": 235,
          "typ": null,
          "max": 365,
          "conditions": "Over full operating temperature range (Note 5)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Feedback Bias Current",
          "symbol": "IFB",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 15,
          "max": 50,
          "conditions": "Adjustable Version Only, VFB=1.3V",
          "source_page": 4,
          "source": "datasheet"
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          "name": "Feedback Bias Current (full operating temperature range)",
          "symbol": "IFB",
          "kind": "electrical",
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          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "Adjustable Version Only, VFB=1.3V; over full operating temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Saturation Voltage",
          "symbol": "VSAT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.65,
          "max": 1.85,
          "conditions": "IOUT=5A (Note 6, 7)",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Saturation Voltage (full operating temperature range)",
          "symbol": "VSAT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "IOUT=5A (Note 6, 7); over full operating temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Max Duty Cycle (ON)",
          "symbol": "DC",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "(Note 7)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Max Duty Cycle (ON) at high load",
          "symbol": "DC",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "ILOAD ≥ 4A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Min Duty Cycle (OFF)",
          "symbol": "DC",
          "kind": "electrical",
          "unit": "%",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "(Note 8)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "ICL",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 6.9,
          "max": null,
          "conditions": "Peak Current (Note 6, 7)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "TSD",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
          "typ": 185,
          "max": null,
          "conditions": "(Note 10)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Leakage Current",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "Output=0V (Note 6, 8)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Leakage Current",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 10,
          "max": 30,
          "conditions": "Output=-1V (Note 9)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": 10,
          "conditions": "(Note 8)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Current",
          "symbol": "ISHUTDOWN",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 80,
          "max": 200,
          "conditions": "ON/OFF pin = 5V(OFF) (Note 9)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Current (full operating temperature range)",
          "symbol": "ISHUTDOWN",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "ON/OFF pin = 5V(OFF) (Note 9); over full operating temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ON/OFF Pin Logic Input Threshold voltage, Low (Regulator ON)",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.6,
          "conditions": "Low (Regulator ON)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "ON/OFF Pin Logic Input Threshold voltage, High (Regulator OFF)",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "High (Regulator OFF)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "ON/OFF Pin Logic Input current, regulator OFF",
          "symbol": "IH",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 5,
          "max": 15,
          "conditions": "VLOGIC = 2.5V (regulator OFF)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "ON/OFF Pin Logic Input current, regulator ON",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.02,
          "max": 5,
          "conditions": "VLOGIC = 0.5V (regulator ON)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum Input Supply Voltage",
          "symbol": "VIN_MAX",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 45,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "ON/OFF Pin Input Voltage",
          "symbol": "VON/OFF",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Feedback Pin Voltage",
          "symbol": "VFB",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage to Ground (Steady State)",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -1,
          "typ": null,
          "max": null,
          "conditions": "Steady State",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range (Junction)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Load Current",
          "symbol": "ILOAD",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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