TPS3808

{
  "schema_version": 1,
  "type": "component",
  "slug": "tps3808",
  "title": "TPS3808",
  "brief": "TI voltage supervisor / reset IC, SOT-23-6. Adjustable threshold, programmable reset delay, manual reset. Datasheet-verified.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power",
    "supervisor",
    "reset-ic",
    "voltage-monitor",
    "sot-23-6",
    "texas-instruments"
  ],
  "component": {
    "mpn": "TPS3808",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Power Management",
    "subcategory": "Voltage supervisor",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tps3808.pdf",
    "parts": {
      "symbol": "tps3808.kicad_sym",
      "footprint": "tps3808.kicad_mod",
      "model_3d": "tps3808-etched.glb",
      "model_3d_plain": "tps3808.glb",
      "model_3d_step": "tps3808-etched.step",
      "model_3d_step_plain": "tps3808.step",
      "lbr": "tps3808.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "RESET",
        "type": "output",
        "description": "Active-low open-drain RESET output. Asserted (low) when SENSE < VIT or MR is low. Requires a 10 kΩ to 1 MΩ pull-up; may be pulled above VDD."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground return for the device."
      },
      {
        "number": "3",
        "name": "MR",
        "type": "input",
        "description": "Active-low manual reset input. Driving MR low asserts RESET. Internally tied to VDD by a ~90 kΩ pull-up (may be left open)."
      },
      {
        "number": "4",
        "name": "CT",
        "type": "input",
        "description": "Reset-period programming pin. Open = fixed delay; 40 kΩ-200 kΩ to VDD selects a discrete delay; a ≥100 pF capacitor to GND sets a user-programmable 1.25 ms-10 s delay."
      },
      {
        "number": "5",
        "name": "SENSE",
        "type": "input",
        "description": "Voltage-monitor input. When VSENSE drops below the threshold VIT, RESET is asserted. On the adjustable G01 variant SENSE is compared to an internal 0.405 V reference for external divider use."
      },
      {
        "number": "6",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage, 1.7 V to 6.5 V. Bypass with a 0.1 µF ceramic capacitor placed close to the pin."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tps3808.pdf",
        "pages": 38,
        "sha256": "4b08ee1fbc7daba9",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tps3808.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps3808-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "7869ebb46d757099a2721ad45a1ae907429d658965b7caa86f1d048bae85ad8a",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Type": "Voltage supervisor / reset IC",
      "Threshold": "Adjustable (SENSE) or fixed by order code",
      "Reset delay": "Programmable via CT capacitor",
      "Output": "Open-drain, active-low RESET",
      "Manual reset": "MR input",
      "Quiescent current": "< 3 uA",
      "Supply": "0.8-6.5 V",
      "Package": "SOT-23-6"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tps3808",
    "voltage supervisor",
    "reset ic",
    "adjustable voltage monitor"
  ],
  "discovery_pitch": "TI TPS3808 voltage supervisor with adjustable threshold and programmable delay (SOT-23-6) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps3808.kicad_sym",
    "tps3808.kicad_mod",
    "tps3808.glb",
    "tps3808.step",
    "tps3808.lbr",
    "docs/hero.png",
    "docs/tps3808-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps3808-etched.step"
  ],
  "variants": [
    {
      "mpn": "TPS3808G01DBVR (adjustable)",
      "kind": "different-part"
    },
    {
      "mpn": "TPS3808G09DBVR (fixed 0.9 V)",
      "kind": "packaging"
    },
    {
      "mpn": "TPS3808G33DBVR (fixed 3.3 V)",
      "kind": "packaging"
    }
  ]
}