main
Ray Set visibility: public 2be19d2 11d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "lp3965s-adj",
  "title": "LP3965S-ADJ",
  "brief": "HGSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, 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 (pmic)",
    "lp3965s-adj",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LP3965S-ADJ",
    "manufacturer": "HGSEMI",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/0f8ef6fcf9b775081415e18af10db726.pdf",
    "parts": {
      "symbol": "lp3965s-adj.kicad_sym",
      "footprint": "lp3965s-adj.kicad_mod",
      "model_3d": "lp3965s-adj-hero.glb",
      "model_3d_plain": "lp3965s-adj-etched.glb",
      "model_3d_step": "lp3965s-adj-etched.step",
      "model_3d_step_plain": "lp3965s-adj.step",
      "lbr": "lp3965s-adj.lbr"
    },
    "distributor_links": {
      "lcsc": "C3007945"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T07:00:11Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SD",
        "type": "input",
        "description": "Shutdown control input: pulling it low (VSD ≤ 0.2V) puts the regulator in shutdown with ground pin current of 25µA max (15µA typ), and SD must be pulled high through a 10kΩ resistor in the typical application circuits."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin with a 2.5V to 7.0V operating range and a 7.5V maximum survival input voltage."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; ground pin current is typically 5mA at 1.5A load current."
      },
      {
        "number": "4",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output pin that supplies up to 1.5A DC with output survival voltage of −0.3V to +7.5V."
      },
      {
        "number": "5",
        "name": "SENSE/ADJ",
        "type": "passive",
        "description": "Remote sense pin, or output adjust pin on the ADJ version where the adjust pin voltage is 1.216V typical (1.198V to 1.234V min to max at the stated conditions); the maximum voltage on the SENSE pin is VOUT+0.3V."
      },
      {
        "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": {
        "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 pin table on page 5 covers both TO-220-5 and TO-263-5 with one shared numbering. The TO-263-5 pi; The pin 1 name is garbled in the extracted text (S￾￾D￾￾). It is reconstructed as SD from the shutdow"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0115,
        "at": "2026-10-27T06:59:51"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/0f8ef6fcf9b775081415e18af10db726.pdf",
        "pages": 14,
        "sha256": "3e394216d4b8629b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lp3965s-adj.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15,
          10,
          4.42
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "94c2a3dc1aaad85b6b5193f97d9a7c61b4e28bac25952a1e629557bcf747e246",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lp3965s-adj-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15,
          10,
          4.42
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "19f9926bd29bd5c18be35e519e2f2469a43c6feb17cee3bce234df7a4ddbb2d9",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HGSEMI",
      "Package": "TO-263-5",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "3e394216d4b8629b701bb4dab3a676a95bcd723cb3669fa4b76c7c57aa0ae6e8",
      "rows": [
        {
          "name": "Output Voltage Tolerance (TJ = 25C)",
          "symbol": "VO",
          "kind": "tolerance",
          "unit": "%",
          "min": -1.5,
          "typ": 0,
          "max": 1.5,
          "conditions": "TJ = 25C; 10 mA <= IL <= 1.5A; VOUT+1 <= VIN <= 7.0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Tolerance (full operating temperature range)",
          "symbol": "VO",
          "kind": "tolerance",
          "unit": "%",
          "min": -3,
          "typ": null,
          "max": 3,
          "conditions": "10 mA <= IL <= 1.5A; VOUT+1 <= VIN <= 7.0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Adjust Pin Voltage (TJ = 25C)",
          "symbol": "VADJ",
          "kind": "electrical",
          "unit": "V",
          "min": 1.198,
          "typ": 1.216,
          "max": 1.234,
          "conditions": "10 mA <= IL <= 1.5A; VOUT+1.5V <= VIN <= 7.0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Adjust Pin Voltage (full operating temperature range)",
          "symbol": "VADJ",
          "kind": "electrical",
          "unit": "V",
          "min": 1.18,
          "typ": null,
          "max": 1.253,
          "conditions": "10 mA <= IL <= 1.5A; VOUT+1.5V <= VIN <= 7.0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Line Regulation",
          "symbol": "∆VOL",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.02,
          "max": 0.06,
          "conditions": "VOUT+1V<VIN<7.0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Load Regulation",
          "symbol": "∆VO/∆IOUT",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.04,
          "max": 0.09,
          "conditions": "10 mA < IL < 1.5 A",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage (TJ = 25C)",
          "symbol": "VIN - VOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 38,
          "max": 45,
          "conditions": "IL = 150 mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage (full operating temperature range)",
          "symbol": "VIN - VOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 55,
          "conditions": "IL = 150 mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage (TJ = 25C)",
          "symbol": "VIN - VOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 380,
          "max": 450,
          "conditions": "IL = 1.5 A",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage (full operating temperature range)",
          "symbol": "VIN - VOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 550,
          "conditions": "IL = 1.5 A",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Ground Pin Current in Normal Operation (TJ = 25C)",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 4,
          "max": 9,
          "conditions": "IL = 150 mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Ground Pin Current in Normal Operation (full operating temperature range)",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "IL = 150 mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Ground Pin Current in Normal Operation (TJ = 25C)",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": 14,
          "conditions": "IL = 1.5 A",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Ground Pin Current in Normal Operation (full operating temperature range)",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "IL = 1.5 A",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Ground Pin Current in Shutdown Mode (TJ = 25C)",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 15,
          "max": 25,
          "conditions": "VSD <= 0.2V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Ground Pin Current in Shutdown Mode (full operating temperature range)",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 75,
          "conditions": "VSD <= 0.2V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Peak Output Current (TJ = 25C)",
          "symbol": "IO(PK)",
          "kind": "electrical",
          "unit": "A",
          "min": 2,
          "typ": 2.5,
          "max": null,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Peak Output Current (full operating temperature range)",
          "symbol": "IO(PK)",
          "kind": "electrical",
          "unit": "A",
          "min": 1.7,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Threshold Output Low",
          "symbol": "VSDT",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 0.2,
          "conditions": "Output = Low",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (Soldering, 10 sec.)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 245,
          "conditions": "Soldering, 10 sec.",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "ESD Rating",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "Human body model (Note 3)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input Supply Voltage (Survival)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7.5,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage (Survival)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7.5,
          "conditions": "Note 6, Note 7",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input Supply Voltage (Operating)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 7,
          "conditions": "Note 12",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Input Voltage (Operating)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 0.3,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Maximum Operating Current (DC)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Ambient (TO263)",
          "symbol": "θjA",
          "kind": "thermal",
          "unit": "˚C/W",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "TO263 package, with 0.5 in² 1 oz. copper area, no heat sink",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Threshold",
          "symbol": "Tsh(t)",
          "kind": "electrical",
          "unit": "˚C",
          "min": null,
          "typ": 165,
          "max": null,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "Tsh(h)",
          "kind": "electrical",
          "unit": "˚C",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Short Circuit Current",
          "symbol": "ISC",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 4.5,
          "max": null,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Turn-off Delay",
          "symbol": "TdOFF",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "IL = 1.5 A",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Turn-on Delay",
          "symbol": "TdON",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 25,
          "max": null,
          "conditions": "IL = 1.5 A",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "SD Input Current",
          "symbol": "ISD",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VSD = VIN",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "VIN = VOUT + 1.5V, COUT = 100uF, VOUT = 3.3V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "VIN = VOUT + 0.3V, COUT = 100uF, VOUT = 3.3V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Output Noise Density",
          "symbol": "pn(l/f",
          "kind": "electrical",
          "unit": "µV",
          "min": null,
          "typ": 0.8,
          "max": null,
          "conditions": "f = 120Hz",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Output Noise Voltage",
          "symbol": "en",
          "kind": "electrical",
          "unit": "µV (rms)",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "BW = 10Hz – 100kHz",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Output Noise Voltage",
          "symbol": "en",
          "kind": "electrical",
          "unit": "µV (rms)",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "BW = 300Hz – 300kHz",
          "source_page": 8,
          "source": "datasheet"
        }
      ]
    }
  },
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  "sections": [
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    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "LP3965S-ADJ (HGSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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