DS1818R-10+T&R

{
  "schema_version": 1,
  "type": "component",
  "slug": "ds1818r-10-t-r",
  "title": "DS1818R-10+T&R",
  "brief": "Analog Devices Inc Maxim Integrated Supervisor And Reset ICs, SOT-23. 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)",
    "ds1818r-10+t&r",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DS1818R-10+T&R",
    "manufacturer": "Analog Devices Inc Maxim Integrated",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Supervisor And Reset ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586188150800990208",
    "parts": {
      "symbol": "ds1818r-10-t-r.kicad_sym",
      "footprint": "ds1818r-10-t-r.kicad_mod",
      "model_3d": "ds1818r-10-t-r-hero.glb",
      "model_3d_plain": "ds1818r-10-t-r-etched.glb",
      "model_3d_step": "ds1818r-10-t-r-etched.step",
      "model_3d_step_plain": "ds1818r-10-t-r.step",
      "lbr": "ds1818r-10-t-r.lbr"
    },
    "distributor_links": {
      "lcsc": "C143297",
      "digikey": "DS1818R-10+TR-ND",
      "mouser": "700-DS1818R-10T&R"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T01:01:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "DS1818R-10+TR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "700-DS1818R-10T&R",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RST",
        "type": "output",
        "description": "Active-low reset output with open-drain driver and an internal 5.5 kΩ pullup (3.5 kΩ to 7.5 kΩ); it asserts when VCC is out of tolerance, stays active for about 150 ms after VCC returns, and is also driven low by a pushbutton pull-low of at least 1 µs."
      },
      {
        "number": "2",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply input monitored for out-of-tolerance conditions, with a 2.80 V to 2.97 V trip point for the -10 (10% tolerance) version and a supply range of 1.0 V to 5.5 V."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device; all voltages are referenced to ground."
      }
    ],
    "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: The datasheet does not have an ordering table that maps the MPN DS1818R-10+T&R to the SOT-23 package; Pin types are mapped to KiCad ERC classes by me, not stated in the datasheet. RST is an open-drain o"
        ],
        "pages_sent": 6,
        "cost_usd": 0.029,
        "at": "2026-10-19T00:59:09"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586188150800990208",
        "pages": 6,
        "sha256": "36fe757a06dc06e4",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ds1818r-10-t-r.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ds1818r-10-t-r-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b04aed4906eff5fc1ac399012385c0adeff72710e0cf9741e7ca3a41e61366fb",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices Inc Maxim Integrated",
      "Package": "SOT-23",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "36fe757a06dc06e48e7e2439172d3f6a3d150268d2c4addea32196a827fbc898",
      "rows": [
        {
          "name": "Supply Voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1,
          "typ": null,
          "max": 5.5,
          "conditions": "-40°C to +85°C; note 1: voltages referenced to ground",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage on VCC Pin Relative to Ground",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage on RST Relative to Ground",
          "symbol": "RST",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "Maximum printed as '+5VCC +0.5V', not readable as a number",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Soldering Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 seconds",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Current @ 0.4 V",
          "symbol": "IOL",
          "kind": "electrical",
          "unit": "mA",
          "min": 10,
          "typ": null,
          "max": null,
          "conditions": "-40°C to +85°C; VCC=1.2V to 5.5V; @ 0.4 V; measured with VCC ≥ 2.7V (note 2)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage Input Low",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "-40°C to +85°C; VCC=1.2V to 5.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage Input High",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "*VCC",
          "min": 0.7,
          "typ": null,
          "max": null,
          "conditions": "-40°C to +85°C; VCC=1.2V to 5.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 28,
          "max": 35,
          "conditions": "-40°C to +85°C; VCC=1.2V to 5.5V; VCC < 5.5V; RST output open (note 4)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC Trip Point (DS1818-10)",
          "symbol": "VCCTP",
          "kind": "electrical",
          "unit": "V",
          "min": 2.8,
          "typ": 2.88,
          "max": 2.97,
          "conditions": "-40°C to +85°C; VCC=1.2V to 5.5V; DS1818-10 variant",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Internal Pull-up Resistor",
          "symbol": "RP",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 3.5,
          "typ": 5.5,
          "max": 7.5,
          "conditions": "-40°C to +85°C; VCC=1.2V to 5.5V; note 7: VOH and IOH depend on RP and load",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "RESET Active Time",
          "symbol": "tRST",
          "kind": "timing",
          "unit": "ms",
          "min": 100,
          "typ": 150,
          "max": 250,
          "conditions": "-40°C to +85°C; VCC=1.2V to 5.5V; measured with 2.7V ≤ VCC ≤ 3.3V (note 5)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC Detect to RST",
          "symbol": "tRPD",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 2,
          "max": 5,
          "conditions": "-40°C to +85°C; VCC=1.2V to 5.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC Slew Rate (VCCTP (MAX) to VCCTP (MIN))",
          "symbol": "tF",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "Note 8: value for reference only, not a requirement for proper operation",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC Detect to RST",
          "symbol": "tRPU",
          "kind": "timing",
          "unit": "ms",
          "min": 100,
          "typ": 150,
          "max": 250,
          "conditions": "-40°C to +85°C; VCC=1.2V to 5.5V; tR = 5 µs; measured with 2.7V ≤ VCC ≤ 3.3V (notes 5, 6)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Pushbutton Detect to RST",
          "symbol": "tPB",
          "kind": "timing",
          "unit": "µs",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "-40°C to +85°C; VCC=1.2V to 5.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Pushbutton Reset",
          "symbol": "tPBRST",
          "kind": "timing",
          "unit": "ms",
          "min": 100,
          "typ": 150,
          "max": 250,
          "conditions": "-40°C to +85°C; VCC=1.2V to 5.5V; measured with 2.7V ≤ VCC ≤ 3.3V (note 5)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Capacitance",
          "symbol": "COUT",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "-40°C to +85°C; VCC=1.2V to 5.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC Slew Rate (VCCTP (MIN) to VCCTP (MAX))",
          "symbol": "tR",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 0,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ds1818r-10+t&r"
  ],
  "discovery_pitch": "DS1818R-10+T&R (Analog Devices Inc Maxim Integrated) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ds1818r-10-t-r.kicad_sym",
    "ds1818r-10-t-r.kicad_mod",
    "ds1818r-10-t-r.glb",
    "ds1818r-10-t-r.step",
    "ds1818r-10-t-r.lbr",
    "docs/hero.png",
    "docs/ds1818r-10-t-r-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ds1818r-10-t-r-hero.glb",
    "ds1818r-10-t-r-hero.overlay.json",
    "ds1818r-10-t-r-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}