main
Ray Set visibility: public 5d6b30c 6h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "tlv74310pdbvr",
  "title": "TLV74310PDBVR",
  "brief": "Texas Instruments 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": [
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  "component": {
    "mpn": "TLV74310PDBVR",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tlv743p",
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      "model_3d_plain": "tlv74310pdbvr-etched.glb",
      "model_3d_step": "tlv74310pdbvr-etched.step",
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      "lbr": "tlv74310pdbvr.lbr"
    },
    "distributor_links": {
      "lcsc": "C485164"
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    "distributor_check": {
      "checked_at": "2026-10-17T14:24:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
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      "mouser": {
        "pn": null,
        "status": "quota"
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    "pins": [
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        "number": "1",
        "name": "IN",
        "type": "input",
        "description": "Input pin; a small capacitor is recommended from this pin to ground."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable pin: drive EN greater than VEN(LO) to turn the regulator on, and drive it less than VEN(LO) to put the LDO into shutdown mode."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "output",
        "description": "Regulated output voltage pin; for best transient response, use a small 1-μF ceramic capacitor from this pin to ground."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "primary_model": "claude-haiku-5-5",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet is the TLV743P family datasheet. The DBV 5-pin pinout on page 4 is shared by all varia"
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        "pages_sent": 19,
        "cost_usd": 0.0709,
        "at": "2026-10-17T14:22:27"
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      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tlv743p",
        "pages": 40,
        "sha256": "b0f2e65e0aca7423",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
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        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
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      "Package": "SOT-23-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
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          "conditions": "All voltages with respect to GND",
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          "name": "Operating junction temperature (absolute maximum)",
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          "conditions": "Operating junction temperature range",
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          "name": "Storage temperature (absolute maximum)",
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          "conditions": "Over operating free-air temperature range; family output range as printed",
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          "conditions": "Over operating free-air temperature range",
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        {
          "name": "Enable range (recommended)",
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          "conditions": "Upper limit printed as VIN",
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          "name": "Junction temperature (recommended)",
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        {
          "name": "DC output accuracy",
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          "kind": "tolerance",
          "unit": "%",
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          "conditions": "TJ = 25°C",
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          "name": "DC output accuracy",
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          "conditions": "–40°C ≤ TJ ≤ 125°C",
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        {
          "name": "Undervoltage lockout, rising",
          "symbol": "UVLO",
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          "conditions": "VIN rising",
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        {
          "name": "Undervoltage lockout, falling",
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          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.25,
          "max": null,
          "conditions": "VIN falling",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Load regulation",
          "symbol": "ΔVO(ΔIO)",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 16,
          "max": 25,
          "conditions": "ΔIO = 1 mA to 300 mA, DBV package",
          "source_page": 6,
          "source": "datasheet"
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          "name": "Dropout voltage",
          "symbol": "VDO",
          "kind": "electrical",
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          "min": null,
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          "max": 480,
          "conditions": "VOUT = 0.98 × VOUT(nom), IOUT = 300 mA, VOUT = 1.1 V, –40°C ≤ TJ ≤ 85°C",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Ground pin current",
          "symbol": "IGND",
          "kind": "electrical",
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          "conditions": "IOUT = 0 mA",
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          "name": "Shutdown current",
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          "name": "EN pin high voltage (enabled)",
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          "name": "EN pin low voltage (disabled)",
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          "name": "Output current limit",
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          "typ": null,
          "max": 700,
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          "name": "Thermal shutdown",
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          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "Shutdown, temperature increasing",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Thermal shutdown reset",
          "symbol": "Tsd",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 140,
          "max": null,
          "conditions": "Reset, temperature decreasing",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Startup time",
          "symbol": "tSTR",
          "kind": "electrical",
          "unit": "µs",
          "min": null,
          "typ": 250,
          "max": null,
          "conditions": "Time from EN assertion to 98% × VOUT(nom), VOUT = 1 V, IOUT = 0 mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Pulldown resistor",
          "symbol": "",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "VIN = 2.3 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Short-circuit current limit",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "VOUT shorted to GND, VOUT = 1 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Line regulation",
          "symbol": "ΔVO(ΔVI)",
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          "min": null,
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          "source_page": 5,
          "source": "datasheet"
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          "typ": 55.8,
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          "conditions": "",
          "source_page": 5,
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        {
          "name": "Junction-to-top characterization parameter (DBV)",
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          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 31.4,
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          "source_page": 5,
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        {
          "name": "Junction-to-board characterization parameter (DBV)",
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          "min": null,
          "typ": 54.8,
          "max": null,
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          "source_page": 5,
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  "discovery_pitch": "TLV74310PDBVR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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