TPS77533DR

{
  "schema_version": 1,
  "type": "component",
  "slug": "tps77533dr",
  "title": "TPS77533DR",
  "brief": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOIC-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)",
    "tps77533dr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPS77533DR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps776",
    "parts": {
      "symbol": "tps77533dr.kicad_sym",
      "footprint": "tps77533dr.kicad_mod",
      "model_3d": "tps77533dr-hero.glb",
      "model_3d_plain": "tps77533dr.glb",
      "model_3d_step": "tps77533dr-etched.step",
      "model_3d_step_plain": "tps77533dr.step",
      "lbr": "tps77533dr.lbr"
    },
    "distributor_links": {
      "lcsc": "C544323",
      "digikey": "296-46399-2-ND",
      "mouser": "595-TPS77533DR"
    },
    "distributor_check": {
      "checked_at": "2026-10-06T16:47:38Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-46399-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS77533DR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground and common return path for all voltages and currents."
      },
      {
        "number": "2",
        "name": "EN",
        "type": "input",
        "description": "Negative-polarity active-low enable input with voltage range -0.3 to +16.5 V; high level reduces quiescent current to 1 µA at 25°C."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply voltage with range -0.3 to +13.5 V; minimum supply voltage is regulated output plus dropout voltage (typically 169 mV at 500 mA)."
      },
      {
        "number": "4",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply voltage with range -0.3 to +13.5 V; parallel pin for current distribution and reduced parasitic inductance."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated 3.3 V output voltage with ±2% tolerance over line, load, and temperature; voltage rating 0 to 7 V; 500 mA maximum continuous current."
      },
      {
        "number": "6",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated 3.3 V output voltage; voltage rating 0 to 7 V; parallel pin for current distribution; requires minimum 10 µF output capacitor with ESR 50 mΩ to 1.5 Ω."
      },
      {
        "number": "7",
        "name": "FB/NC",
        "type": "unconnected",
        "description": "Feedback voltage input for adjustable versions (TPS77x01) with internal 1.1834 V reference; not internally connected for fixed-output versions like TPS77533; may be left open."
      },
      {
        "number": "8",
        "name": "RESET",
        "type": "tri_state",
        "description": "Open-drain power-on reset output (TPS775xx only); asserts low when regulated output drops below 92% of nominal (3.04 V for 3.3 V regulator); 200 ms minimum delay from power-up; requires external pull-up resistor."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: PIN CONFIGURATIONS diagram on page 5 shows FB/NC at pin 5 and OUT at pins 6-7, but Table 1. PIN DESC"
        ],
        "pages_sent": 14,
        "cost_usd": 0.1946,
        "at": "2026-10-06T16:47:22"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps776",
        "pages": 36,
        "sha256": "8829e2a477a2c896",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "tps77533dr"
  ],
  "discovery_pitch": "TPS77533DR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "files": [
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    "tps77533dr.step",
    "tps77533dr.lbr",
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    "docs/tps77533dr-datasheet.pdf",
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    "viewers/footprint.html",
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  "visibility": {
    "public": true
  }
}