TPL5010

{
  "schema_version": 1,
  "type": "component",
  "slug": "tpl5010",
  "title": "TPL5010",
  "brief": "TI nano-power programmable watchdog timer, SOT-23-6. 35 nA, resistor-set interval, wake + reset. Datasheet-verified.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "timing",
    "watchdog",
    "timer",
    "low-power",
    "sot-23-6",
    "texas-instruments"
  ],
  "component": {
    "mpn": "TPL5010",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Clock / Timing",
    "subcategory": "Watchdog timer",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tpl5010.pdf",
    "parts": {
      "symbol": "tpl5010.kicad_sym",
      "footprint": "tpl5010.kicad_mod",
      "model_3d": "tpl5010-etched.glb",
      "model_3d_plain": "tpl5010.glb",
      "model_3d_step": "tpl5010-etched.step",
      "model_3d_step_plain": "tpl5010.step",
      "lbr": "tpl5010.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage input. Operating range 1.8 V to 5.5 V (absolute max 6 V). Bypass locally with a decoupling capacitor."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference. Return for VDD and for the external Rext resistor on the DELAY/M_RST pin."
      },
      {
        "number": "3",
        "name": "DELAY/M_RST",
        "type": "input",
        "description": "Dual-function timer-interval-set and Manual Reset input. An external resistor Rext to GND programs the wake period (100 ms to 7200 s, 1650 selectable intervals); a pushbutton to VDD (VIH >= 1.5 V) on the same pin triggers a manual reset (20 ms valid, 20 ms debounce)."
      },
      {
        "number": "4",
        "name": "DONE",
        "type": "input",
        "description": "Watchdog acknowledge input driven by the host microcontroller to indicate successful processing of the WAKE pulse. Logic thresholds: VIH >= 0.7*VDD, VIL <= 0.3*VDD. Minimum pulse width 100 ns."
      },
      {
        "number": "5",
        "name": "WAKE",
        "type": "output",
        "description": "Push-pull timer output pulse asserted every tIP period to wake the host microcontroller. Active-high, ~20 ms pulse width; VOH >= VDD - 0.3 V @ 100 uA, VOL <= 0.3 V @ 100 uA."
      },
      {
        "number": "6",
        "name": "RSTn",
        "type": "output",
        "description": "Active-low reset output to the host microcontroller (open-drain, external pull-up required, e.g., 100 kOhm). Asserted on manual reset and watchdog timeout; tRSTn pulse width 320 ms typical."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tpl5010.pdf",
        "pages": 27,
        "sha256": "a62ae27e1c3dd0ce",
        "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": "tpl5010.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,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tpl5010-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,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "478b203574ca8fdbca1feb019511127769f97cc29c661fee9d064ff958ae1d4b",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Type": "Programmable watchdog / wake timer",
      "Supply current": "35 nA (typ)",
      "Interval": "100 ms to 7200 s (resistor-set)",
      "Outputs": "WAKE pulse, RST on timeout",
      "Handshake": "DONE input",
      "Supply": "1.8-5.5 V",
      "Package": "SOT-23-6"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tpl5010",
    "nano power watchdog",
    "low power timer",
    "wake up timer ic"
  ],
  "discovery_pitch": "TI TPL5010 nano-power programmable watchdog timer (SOT-23-6) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tpl5010.kicad_sym",
    "tpl5010.kicad_mod",
    "tpl5010.glb",
    "tpl5010.step",
    "tpl5010.lbr",
    "docs/hero.png",
    "docs/tpl5010-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tpl5010-etched.step"
  ],
  "variants": [
    {
      "mpn": "TPL5010DDCR (SOT-23-6)",
      "kind": "packaging"
    },
    {
      "mpn": "TPL5010DDCT (SOT-23-6, small reel)",
      "kind": "packaging"
    }
  ]
}