TPS79433DCQR

{
  "slug": "tps79433dcqr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps79433dcqr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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    "README.md",
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    "tps79433dcqr.glb",
    "tps79433dcqr.step",
    "tps79433dcqr.lbr",
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    "docs/tps79433dcqr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps79433dcqr-hero.glb",
    "tps79433dcqr-hero.overlay.json"
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  "component": {
    "mpn": "TPS79433DCQR",
    "manufacturer": "Texas Instruments",
    "package": "SOT-223-6",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps794",
    "parts": {
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      "footprint": "tps79433dcqr.kicad_mod",
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      "model_3d_plain": "tps79433dcqr.glb",
      "model_3d_step": "tps79433dcqr-etched.step",
      "model_3d_step_plain": "tps79433dcqr.step",
      "lbr": "tps79433dcqr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2877950",
      "digikey": "296-14437-2-ND",
      "mouser": "595-TPS79433DCQR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T18:53:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-14437-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS79433DCQR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Enable input: a logic-high level enables the device and a logic-low level (at or below VEN(LOW) 0.7 V max for the old chip, 0.425 V max for the new chip) puts it in shutdown, with VEN rated 0 to 5.5 V in recommended operation."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated input to the regulator, recommended VIN range 2.7 V to 5.5 V, with a ceramic input bypass capacitor of at least 1 µF connected between IN and GND close to the device."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Regulator ground; pins 3 and 6 are both GND and the SOT-223 tab is electrically grounded, so it should be soldered to a large copper area for heat dissipation."
      },
      {
        "number": "4",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output of the device, rated for 0 to 250 mA continuous output current and requiring an output capacitor of at least 1.0 µF (2.2 µF typical) between OUT and GND for stability."
      },
      {
        "number": "5",
        "name": "NR/NC",
        "type": "passive",
        "description": "On the old chip this is the noise-reduction (NR) pin, which connects to the internal 250 kΩ reference resistor and takes an external bypass capacitor of 0 to 100 nF (leakage must be minimal); on the new chip it is a no-connect that should be tied to GND or left floating."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Regulator ground; second GND pin of the DCQ package, to be connected to the same ground plane as pin 3."
      }
    ],
    "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: Pin 5 is NR on the old chip and NC on the new chip. The TPS79433DCQR orderable suffix does not say w; The datasheet lists GND for DCQ as pins 3 and 6 in the table column, with the tab also grounded. The; The datasheet lists TPS79433 as a fixed-output part, and the DCQ pin-5 FB function (shown in Fig. 4-"
        ],
        "pages_sent": 24,
        "cost_usd": 0.1113,
        "at": "2026-10-08T18:52:43"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps794",
        "pages": 51,
        "sha256": "84291eb77a7c37c6",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "checked": "2026-10-08",
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}