LKP2074S-ADJ

{
  "schema_version": 1,
  "type": "component",
  "slug": "lkp2074s-adj",
  "title": "LKP2074S-ADJ",
  "brief": "LKWIC Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOP-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 (pmic)",
    "lkp2074s-adj",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LKP2074S-ADJ",
    "manufacturer": "LKWIC",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/6bba7e337f22817bae430286ff2b8c5a.pdf",
    "parts": {
      "symbol": "lkp2074s-adj.kicad_sym",
      "footprint": "lkp2074s-adj.kicad_mod",
      "model_3d": "lkp2074s-adj-hero.glb",
      "model_3d_plain": "lkp2074s-adj-etched.glb",
      "model_3d_step": "lkp2074s-adj-etched.step",
      "model_3d_step_plain": "lkp2074s-adj.step",
      "lbr": "lkp2074s-adj.lbr"
    },
    "distributor_links": {
      "lcsc": "C48639160"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T01:30:59Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output voltage; connect a capacitor of at least 10µF to GND, placed as close to the OUT pin as possible."
      },
      {
        "number": "2",
        "name": "SENSE/ADJ",
        "type": "input",
        "description": "On the adjustable version (LKP2074S-ADJ) this is the adjustable-output pin, with a 1.21V reference set by the R1/R2 divider; on fixed versions it is the output sense pin."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "5",
        "name": "SHDN",
        "type": "input",
        "description": "Active-low shutdown: output turns off when pulled low, drivable by a pull-up resistor or 5V logic; must be tied to IN if unused, and the device does not operate if left floating."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "8",
        "name": "IN",
        "type": "power_in",
        "description": "Input voltage (2.5V to 20V operating); connect a 1µF to 10µF capacitor to GND, placed as close to the IN pin as possible."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
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        "primary_model": "claude-sonnet-5-5",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: SENSE/ADJ pin type chosen as input for the ADJ variant; the datasheet only says it is the adjustable",
          "vision extraction: provenance cannot be text-verified; needs consensus"
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        "cost_usd": 0.2613,
        "at": "2026-10-18T01:28:59"
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      "datasheet": {
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        "pages": 14,
        "sha256": "f1198aa6f1a8f2cc",
        "source_tier": "lcsc"
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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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    "viewers": {
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        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
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  "metadata": {
    "specs": {
      "Manufacturer": "LKWIC",
      "Package": "SOP-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    },
    "characteristics": {
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          "name": "Input voltage (IN pin)",
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          "unit": "V",
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          "typ": null,
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          "conditions": "",
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        {
          "name": "Operating temperature",
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          "name": "Input-output differential voltage",
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          "conditions": "",
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          "name": "SHDN# pin voltage",
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        {
          "name": "Storage temperature",
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          "unit": "℃",
          "min": -65,
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          "name": "Junction temperature",
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        {
          "name": "Lead soldering temperature (5s)",
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          "unit": "℃",
          "min": 240,
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        },
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          "name": "Output voltage (SENSE/ADJ pin), LKP2074S-ADJ",
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          "name": "Minimum input voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
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          "conditions": "ILOAD = 1.5A",
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        },
        {
          "name": "Line regulation, LKP2074S-ADJ",
          "symbol": "",
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          "typ": 1.5,
          "max": 5,
          "conditions": "ΔVIN = 2.21V～20V, ILOAD = 1mA",
          "source_page": 6,
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        {
          "name": "Load regulation, LKP2074S-ADJ",
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          "kind": "electrical",
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        {
          "name": "Dropout voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 0.1,
          "conditions": "VIN = VOUT(NOMINAL), ILOAD = 1mA",
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          "max": 0.22,
          "conditions": "VIN = VOUT(NOMINAL), ILOAD = 100mA",
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          "name": "Dropout voltage",
          "symbol": "",
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          "conditions": "VIN = VOUT(NOMINAL), ILOAD = 500mA",
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          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 0.55,
          "conditions": "VIN = VOUT(NOMINAL), ILOAD = 1.5A",
          "source_page": 6,
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          "name": "GND pin current",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
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          "max": 1.5,
          "conditions": "VIN = VOUT(NOMINAL)+1V, ILOAD = 0mA",
          "source_page": 6,
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          "name": "GND pin current",
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          "name": "GND pin current",
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          "kind": "electrical",
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          "typ": 3.8,
          "max": 5.5,
          "conditions": "VIN = VOUT(NOMINAL)+1V, ILOAD = 100mA",
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          "name": "GND pin current",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
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          "max": 25,
          "conditions": "VIN = VOUT(NOMINAL)+1V, ILOAD = 500mA",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "GND pin current",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 80,
          "max": 120,
          "conditions": "VIN = VOUT(NOMINAL)+1V, ILOAD = 1.5A",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "ADJ pin bias current",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 3,
          "max": 10,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Shutdown threshold voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.9,
          "max": 2,
          "conditions": "VOUT = Off to On",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Shutdown threshold voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.25,
          "typ": 0.75,
          "max": null,
          "conditions": "VOUT = On to Off",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "SHDN# pin current",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.01,
          "max": 1,
          "conditions": "VSHDN# = 0V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "SHDN# pin current",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 3,
          "max": 30,
          "conditions": "VSHDN# = 20V",
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        },
        {
          "name": "Shutdown current",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.01,
          "max": 1,
          "conditions": "VIN = 6V, VSHDN# = 0V, TA=25℃",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Ripple rejection",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": 55,
          "typ": 63,
          "max": null,
          "conditions": "VIN – VOUT = 1.5V (Avg), VRIPPLE = 0.5VP-P, fRIPPLE = 120Hz, ILOAD = 0.75A, TA=25℃",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Current limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
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          "max": null,
          "conditions": "VIN = 7V, VOUT = 0V",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Current limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": 1.6,
          "typ": null,
          "max": null,
          "conditions": "VIN = VOUT(NOMINAL) + 1V, ΔVOUT = -0.1V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Reverse input leakage current",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VIN = –20V, VOUT = 0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Reverse output current, LKP2074S-ADJ",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 300,
          "max": 600,
          "conditions": "VOUT = 1.21V, VIN < 1.21V, TA=25℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output voltage noise",
          "symbol": "",
          "kind": "electrical",
          "unit": "μVRMS",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "COUT = 10μF, ILOAD = 1.5A, BW = 10Hz～100kHz",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction-to-ambient (8 pins)",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "8 pins, junction to ambient; actual value depends on board layout",
          "source_page": 6,
          "source": "datasheet"
        }
      ]
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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