TPS3809K33QDBVRQ1

{
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  "type": "component",
  "slug": "tps3809k33qdbvrq1",
  "title": "TPS3809K33QDBVRQ1",
  "brief": "Texas Instruments Supervisor And Reset ICs, SOT-23-3L. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "TPS3809K33QDBVRQ1",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-3L",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Supervisor And Reset ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps3809-q1",
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      "footprint": "tps3809k33qdbvrq1.kicad_mod",
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      "lbr": "tps3809k33qdbvrq1.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference. Connect to system ground (0 V)."
      },
      {
        "number": "2",
        "name": "RESET",
        "type": "output",
        "description": "Active-low push-pull reset output. Driven low when VDD falls below VIT- (2.93 V typ for K33 option); remains low for td = 200 ms (typ) after VDD returns above the threshold. IOL up to 4 mA at VDD = 6 V; IOH up to -4 mA. Output behavior is undefined for VDD < 1.1 V."
      },
      {
        "number": "3",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage and supervising input. Recommended operating range 2 V to 6 V (absolute max 6.5 V). Also the monitored rail: when VDD drops below VIT- (2.93 V typ), RESET is asserted low. Bypass with a 0.1 µF ceramic capacitor placed near the pin for threshold stability."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps3809-q1",
        "pages": 21,
        "sha256": "d55bc17b31579792",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "seat": "z = 0",
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          3.0,
          1.2
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
        "checked": "2026-10-07",
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        "zmin_mm": 0.0,
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        "footprint_binding": "identity",
        "sha256": "d1d19121b1945b566217b4b62837748d07b1e9d4a7c85e998ba94985e8320592",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOT-23-3L",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    }
  },
  "variants": [
    {
      "mpn": "TPS3809K33QDBVRQ1",
      "kind": "packaging"
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  "discovery_pitch": "TPS3809K33QDBVRQ1 (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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  "updated_at": "2026-09-25T12:01:40.793Z"
}