main
Ray Set visibility: public 5e2b20d 7d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "lp3965s-3-3",
  "title": "LP3965S-3.3",
  "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-3.3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LP3965S-3.3",
    "manufacturer": "HGSEMI",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603394195285823488",
    "parts": {
      "symbol": "lp3965s-3-3.kicad_sym",
      "footprint": "lp3965s-3-3.kicad_mod",
      "model_3d": "lp3965s-3-3-hero.glb",
      "model_3d_plain": "lp3965s-3-3-etched.glb",
      "model_3d_step": "lp3965s-3-3-etched.step",
      "model_3d_step_plain": "lp3965s-3-3.step",
      "lbr": "lp3965s-3-3.lbr"
    },
    "distributor_links": {
      "lcsc": "C22461591"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T10:26:38Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SD",
        "type": "input",
        "description": "Shutdown control input: the output turns off when it is pulled low to 0 to 0.2V and on when it is high at VIN-0.3V, with the survival range stated as -0.3V to VIN+0.3V."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin, operating from 2.5V to 7.0V, with the minimum at the greater of VOUT(NOM)+VDROPOUT or 2.5V."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the regulator."
      },
      {
        "number": "4",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage pin, rated for 1.5A DC maximum operating current and with a survival range of -0.3V to +7.5V."
      },
      {
        "number": "5",
        "name": "SENSE/ADJ",
        "type": "input",
        "description": "Remote sense pin that improves load regulation at remote loads, with a maximum voltage of VOUT+0.3V; on the ADJ version this pin is the output adjust pin."
      },
      {
        "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 Shutdown Input Voltage (Operating) is printed as -0.3V to +0.3V in the operating ratings table, ; Pin 5 is labelled SENSE/ADJ for the whole family. The datasheet does not explicitly say whether the ; The pin table is shared by the TO-220-5 and TO-263-5 packages and gives no separate pin-number mappi",
          "exposed pad 6 added from the footprint"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0382,
        "at": "2026-10-18T10:23:19"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603394195285823488",
        "pages": 14,
        "sha256": "24400a68d14cd2cf",
        "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",
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        "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": "94c2a3dc1aaad85b6b5193f97d9a7c61b4e28bac25952a1e629557bcf747e246",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lp3965s-3-3-etched.step",
        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "25ff9252e7539fdfea7d9d34c36aee02939881fd170bcd50d7c51405aa958349",
        "checked": "2026-10-18",
        "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": "24400a68d14cd2cf7bfc46a8de54af042b3129ec908a2479332f50ad88810551",
      "rows": [
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          "name": "Output Voltage Tolerance (TJ=25°C)",
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          "unit": "%",
          "min": -1.5,
          "typ": 0,
          "max": 1.5,
          "conditions": "10 mA ≤ IL ≤ 1.5A, VOUT +1 ≤ VIN ≤ 7.0V; standard typeface (TJ=25°C)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Tolerance (full operating temperature range)",
          "symbol": "VO",
          "kind": "tolerance",
          "unit": "%",
          "min": -3,
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          "max": 3,
          "conditions": "10 mA ≤ IL ≤ 1.5A, VOUT +1 ≤ VIN ≤ 7.0V; boldface (full operating temperature range)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Line Regulation",
          "symbol": "∆VOL",
          "kind": "electrical",
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        {
          "name": "Output Voltage Load Regulation",
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          "name": "Dropout Voltage (TJ=25°C)",
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          "source_page": 7,
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        {
          "name": "Dropout Voltage (full operating temperature range)",
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          "min": null,
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          "max": 55,
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        {
          "name": "Dropout Voltage (TJ=25°C)",
          "symbol": "VIN - VOUT",
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          "min": null,
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          "name": "Dropout Voltage (full operating temperature range)",
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          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 550,
          "conditions": "IL = 1.5 A; boldface (full operating temperature range)",
          "source_page": 7,
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        },
        {
          "name": "Ground Pin Current in Normal Operation (TJ=25°C)",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 4,
          "max": 9,
          "conditions": "IL = 150 mA; standard typeface (TJ=25°C)",
          "source_page": 7,
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        {
          "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; boldface (full operating temperature range)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Ground Pin Current in Normal Operation (TJ=25°C)",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": 14,
          "conditions": "IL = 1.5 A; standard typeface (TJ=25°C)",
          "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; boldface (full operating temperature range)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Ground Pin Current in Shutdown Mode (TJ=25°C)",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 15,
          "max": 25,
          "conditions": "VSD ≤ 0.2V (Note 11); standard typeface (TJ=25°C)",
          "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 (Note 11); boldface (full operating temperature range)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Peak Output Current (TJ=25°C)",
          "symbol": "IO(PK)",
          "kind": "electrical",
          "unit": "A",
          "min": 2,
          "typ": 2.5,
          "max": null,
          "conditions": "Note 2; standard typeface (TJ=25°C)",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Peak Output Current (full operating temperature range)",
          "symbol": "IO(PK)",
          "kind": "electrical",
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          "min": 1.7,
          "typ": null,
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          "conditions": "Note 2; boldface (full operating temperature range)",
          "source_page": 7,
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        },
        {
          "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": "Survival",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage (Survival)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7.5,
          "conditions": "Survival; Notes 6, 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": "Operating",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Maximum Operating Current (DC)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "DC",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-Ambient Thermal Resistance (TO-263)",
          "symbol": "θjA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "TO263 package, 0.5 in², 1 oz. copper area, no heat sink (derating value, Note 2)",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Threshold (Tsh(t))",
          "symbol": "Tsh(t)",
          "kind": "thermal",
          "unit": "˚C",
          "min": null,
          "typ": 165,
          "max": null,
          "conditions": "Over-temperature shutdown threshold",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "Tsh(h)",
          "kind": "thermal",
          "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": "Short circuit",
          "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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    "name": "Ray",
    "email": "[email protected]"
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