TPS73047DBVR

{
  "schema_version": 1,
  "type": "component",
  "slug": "tps73047dbvr",
  "title": "TPS73047DBVR",
  "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": [
    "component",
    "power management (pmic)",
    "tps73047dbvr",
    "factory-2.0.0",
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  "component": {
    "mpn": "TPS73047DBVR",
    "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/tps730",
    "parts": {
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    },
    "distributor_links": {
      "lcsc": "C2867355",
      "digikey": "296-TPS73047DBVRTR-ND",
      "mouser": "595-TPS73047DBVR"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T11:12:33Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TPS73047DBVRTR-ND",
        "status": "found",
        "lifecycle": "Active"
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        "pn": "595-TPS73047DBVR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Device input pin that supplies the regulator; the pin table gives only this function, and the input voltage range is specified in the recommended operating conditions."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Regulator ground reference pin for the device."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Active-high enable: driving EN high turns the regulator on and driving it low puts it in shutdown mode; if shutdown is not needed, EN should be tied to IN."
      },
      {
        "number": "4",
        "name": "NC/NR",
        "type": "passive",
        "description": "On the old chip this is the noise-reduction pin, where an external capacitor filters bandgap noise; on the new chip it is not internally connected and may be tied to GND to improve thermal performance or left floating."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulator output pin that delivers the regulated output voltage to the load."
      }
    ],
    "provenance": {
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 4 function depends on chip revision. The datasheet describes NR (old chip) and NC (new chip) for; The 5-pin pin assignment is taken from Figure 4-1 (DBV 5-pin fixed-voltage version). Table 4-1 lists; Datasheet classifies IN as input (I) and OUT as output (O). Mapped to KiCad power_in and power_out b"
        ],
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        "cost_usd": 0.1159,
        "at": "2026-10-09T11:12:20"
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      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps730",
        "pages": 42,
        "sha256": "14439297a4ab9a2b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOT-23-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "characteristics": {
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          "name": "Input voltage VIN (recommended operating)",
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          "unit": "V",
          "min": 2.7,
          "typ": null,
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        {
          "name": "Enable voltage (recommended operating)",
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        {
          "name": "Output capacitor COUT",
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          "unit": "µF",
          "min": 2.2,
          "typ": null,
          "max": 10,
          "conditions": "Min 4.7 µF if CFF not used or VOUT(nom) < 1.8V; new chip min effective 0.47 µF (notes 1, 2)",
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        {
          "name": "Input capacitor CIN (old chip)",
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        {
          "name": "Noise-reduction capacitor CNR (old chip only)",
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        {
          "name": "Feedforward capacitor CFF (new chip)",
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          "name": "Input, enable and output voltage (old chip)",
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          "name": "Input and enable voltage (new chip)",
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          "name": "Output voltage (new chip)",
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          "name": "Storage temperature",
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          "unit": "°C",
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        {
          "name": "ESD HBM",
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          "kind": "absolute_maximum",
          "unit": "V",
          "min": -2000,
          "typ": null,
          "max": 2000,
          "conditions": "HBM per ANSI/ESDA/JEDEC JS-001, all pins",
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        {
          "name": "ESD CDM",
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          "unit": "V",
          "min": -500,
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          "conditions": "CDM per JEDEC JESD22-C101, all pins",
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        {
          "name": "Input voltage range",
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          "name": "Continuous output current",
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        {
          "name": "Output voltage accuracy",
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          "kind": "tolerance",
          "unit": "%",
          "min": -2,
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          "conditions": "0µA < IOUT < 200mA, VOUT+1V < VIN < 5.5V",
          "source_page": 5,
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        {
          "name": "Dropout voltage",
          "symbol": "VDO",
          "kind": "electrical",
          "unit": "mV",
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          "conditions": "VIN= VOUT - 0.1V, IOUT = 200mA",
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        {
          "name": "Output current limit (old chip)",
          "symbol": "ICL",
          "kind": "electrical",
          "unit": "mA",
          "min": 285,
          "typ": null,
          "max": 600,
          "conditions": "VOUT = 0V (old chip)",
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          "name": "Output current limit (new chip)",
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          "kind": "electrical",
          "unit": "mA",
          "min": 320,
          "typ": null,
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          "conditions": "IN = VOUT(NOM) + 1V, VOUT = 0.9 x VOUT(NOM) (new chip only)",
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        {
          "name": "Quiescent (GND) current (old chip)",
          "symbol": "IGND",
          "kind": "electrical",
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          "min": null,
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          "max": 220,
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          "name": "Quiescent (GND) current (new chip)",
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          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 250,
          "max": 1000,
          "conditions": "0µA ≤ IO ≤ 200mA (new chip)",
          "source_page": 5,
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        {
          "name": "Shutdown current (old chip)",
          "symbol": "ISHDN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.07,
          "max": 1,
          "conditions": "VEN = 0V, 2.7V < VIN < 5.5V (old chip)",
          "source_page": 5,
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        {
          "name": "Shutdown current (new chip)",
          "symbol": "ISHDN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.01,
          "max": 1,
          "conditions": "VEN = 0V, 2.7V < VIN < 5.5V (new chip)",
          "source_page": 5,
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        {
          "name": "High-level enable input voltage (old chip)",
          "symbol": "VEN(HI)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.7,
          "typ": null,
          "max": null,
          "conditions": "2.7V ≤ VIN ≤ 5.5V",
          "source_page": 6,
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        },
        {
          "name": "Low-level enable input voltage (old chip)",
          "symbol": "VEN(LOW)",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 0.7,
          "conditions": "2.7V ≤ VIN ≤ 5.5V",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Low-level enable input voltage (new chip)",
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          "max": 0.425,
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          "source_page": 6,
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        {
          "name": "Enable pin current",
          "symbol": "IEN",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "VEN = 0V",
          "source_page": 6,
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        {
          "name": "UVLO threshold, VIN rising (old chip)",
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          "name": "UVLO threshold, VIN rising (new chip)",
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        {
          "name": "Junction-to-ambient thermal resistance (DBV SOT-23-5, new chip)",
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          "unit": "°C/W",
          "min": null,
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        {
          "name": "Junction-to-case (top) thermal resistance (DBV SOT-23-5, new chip)",
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          "unit": "°C/W",
          "min": null,
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          "name": "Junction-to-board thermal resistance (DBV SOT-23-5, new chip)",
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          "name": "Junction-to-top characterization parameter (DBV SOT-23-5, new chip)",
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          "name": "Junction-to-board characterization parameter (DBV SOT-23-5, new chip)",
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