LTP3456-33NYT5

{
  "schema_version": 1,
  "type": "component",
  "slug": "ltp3456-33nyt5",
  "title": "LTP3456-33NYT5",
  "brief": "Linearin(先积集成) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5. 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)",
    "ltp3456-33nyt5",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "LTP3456-33NYT5",
    "manufacturer": "Linearin(先积集成)",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603108628325158912",
    "parts": {
      "symbol": "ltp3456-33nyt5.kicad_sym",
      "footprint": "ltp3456-33nyt5.kicad_mod",
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      "model_3d_step": "ltp3456-33nyt5-etched.step",
      "model_3d_step_plain": "ltp3456-33nyt5.step",
      "lbr": "ltp3456-33nyt5.lbr"
    },
    "distributor_links": {
      "lcsc": "C3035452"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T14:41:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Supply input pin; VIN operates from 1.9 V to 5.5 V, with an absolute maximum of 7 V, and a 0.47 µF to 4.7 µF ceramic input capacitor is recommended close to the device."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the input and output capacitors should return to this pin through wide copper traces."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable control input, active high: the regulator turns on when EN is pulled high (VIH 1.2 V min) and off when pulled low (VIL 0.3 V max), and EN should be tied to IN if the feature is unused."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; this pin is not connected internally on the SOT23-5L package."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output pin for the 3.3 V fixed output; it requires a 0.47 µF to 4.7 µF ceramic output capacitor with ESR of 5 mΩ to 100 mΩ and X7R or X5R dielectric, placed as close as possible to OUT and GND."
      }
    ],
    "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": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The MPN LTP3456-33NYT5 is the SOT23-5L variant (ordering table: LTP3456-xxNYT5, Tape and Reel, 3000); Pin 4 is listed as NC (No Connection) on SOT23-5L with no pin function in the DFN column, so it is m; Suffix 33 maps to a 3.3 V fixed output and suffix N denotes the shutdown version with enable control"
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        "cost_usd": 0.0309,
        "at": "2026-10-18T14:41:03"
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        "pages": 8,
        "sha256": "47cb25133cb78620",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "Linearin(先积集成)",
      "Package": "SOT-23-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "47cb25133cb78620cb9e9bf644d6dd1feba5dde9e51a266f096d7e0e8a20eb16",
      "rows": [
        {
          "name": "Input Voltage Range",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 1.9,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Regulated Output Voltage",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "%VOUT",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "IOUT = 1 mA, -40℃≤ TA ≤85℃",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%VOUT",
          "min": null,
          "typ": 0.03,
          "max": 0.2,
          "conditions": "VIN = VOUT +1 V to 5.5 V, IOUT = 10 mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 20,
          "max": 40,
          "conditions": "IOUT = 0 mA to 300 mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage (VOUT = 3.3 V)",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 180,
          "max": 300,
          "conditions": "VOUT = 3.3 V, IOUT = 300 mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "DC Supply Quiescent Current",
          "symbol": "IQ-ON",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 45,
          "max": 70,
          "conditions": "Active mode: VEN=VIN",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "DC Supply Shutdown Current",
          "symbol": "IQ-OFF",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.01,
          "max": 1,
          "conditions": "VEN = 0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN Pin Input Current",
          "symbol": "IEN",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0,
          "max": 0.1,
          "conditions": "VEN = 0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN High Threshold",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.2,
          "max": null,
          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "EN Low Threshold",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.3,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN Pull-down Resistance",
          "symbol": "RPD",
          "kind": "electrical",
          "unit": "MΩ",
          "min": 0.8,
          "typ": 1,
          "max": 1.3,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Soft-start Time",
          "symbol": "TS",
          "kind": "electrical",
          "unit": "μS",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "From enable to power on",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Short Current Limit",
          "symbol": "ISHORT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "VOUT = 0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "ILMT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 300,
          "max": null,
          "conditions": "RLOAD = 1 Ω",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "f = 1 kHz, COUT = 1 µF, IOUT = 20 mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 65,
          "max": null,
          "conditions": "f = 10 kHz, COUT = 1 µF, IOUT = 30 mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output resistance of auto discharge at off state",
          "symbol": "RLOW",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "EN = 0 V, VIN = 4 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Threshold",
          "symbol": "TTSD",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "TJ rising",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "THYS",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "TJ falling from shutdown",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "IN Voltage (absolute maximum)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Other Pin Voltage (absolute maximum)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Maximum Load Current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Storage Temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (Soldering)",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "10 sec",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage Range (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.9,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Current",
          "symbol": "IOUT",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Effective Input Ceramic Capacitor Value",
          "symbol": "CIN",
          "kind": "recommended_operating",
          "unit": "µF",
          "min": 0.47,
          "typ": null,
          "max": 4.7,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Effective Output Ceramic Capacitor Value",
          "symbol": "COUT",
          "kind": "recommended_operating",
          "unit": "µF",
          "min": 0.47,
          "typ": null,
          "max": 4.7,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input and Output Capacitor Equivalent Series Resistance",
          "symbol": "ESR",
          "kind": "recommended_operating",
          "unit": "mΩ",
          "min": 5,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance (SOT23-5)",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 260,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
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