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Ray Set visibility: public 3417696 20d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "pt7a7514wex",
  "title": "PT7A7514WEX",
  "brief": "Diodes Incorporated Supervisor And Reset ICs, 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)",
    "pt7a7514wex",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "PT7A7514WEX",
    "manufacturer": "Diodes Incorporated",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Supervisor And Reset ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590269078557253632",
    "parts": {
      "symbol": "pt7a7514wex.kicad_sym",
      "footprint": "pt7a7514wex.kicad_mod",
      "model_3d": "pt7a7514wex-hero.glb",
      "model_3d_plain": "pt7a7514wex-etched.glb",
      "model_3d_step": "pt7a7514wex-etched.step",
      "model_3d_step_plain": "pt7a7514wex.step",
      "lbr": "pt7a7514wex.lbr"
    },
    "distributor_links": {
      "lcsc": "C5125760",
      "digikey": "PT7A7514WEXTR-ND",
      "mouser": "729-PT7A7514WEX"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T00:02:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "PT7A7514WEXTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "729-PT7A7514WEX",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "MR",
        "type": "input",
        "description": "Manual-reset input that triggers an active-low reset pulse when pulled below 0.8V, has an internal 250µA pull-up, and can be driven from TTL/CMOS logic or shorted to ground with a switch."
      },
      {
        "number": "2",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage; for the 75x4 parts (PT7A7514) the recommended supply range is 3.0V to 5.5V."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for all signals."
      },
      {
        "number": "4",
        "name": "PFI",
        "type": "input",
        "description": "Power-fail voltage monitor input whose 1.25V threshold drives PFO low when PFI falls below it; connect to GND or VCC when not used."
      },
      {
        "number": "5",
        "name": "PFO",
        "type": "output",
        "description": "Power-fail output that gets low and sinks current when PFI is below 1.25V, otherwise it stays high."
      },
      {
        "number": "6",
        "name": "WDI",
        "type": "input",
        "description": "Watchdog input: if WDI stays high or low for 1.6s the watchdog times out and WDO goes low; floating WDI or a high-impedance three-state driver disables the watchdog, and WDI must be pulsed at least 150ns (tWP) to service it."
      },
      {
        "number": "7",
        "name": "RESET",
        "type": "output",
        "description": "Active-low reset output that pulses low for 200ms when triggered and stays low whenever VCC is below the reset threshold (2.93V nominal for PT7A7514)."
      },
      {
        "number": "8",
        "name": "WDO",
        "type": "output",
        "description": "Watchdog output that pulls low when the 1.6s watchdog count finishes and also during low-line conditions, and does not go high again until the watchdog is cleared."
      }
    ],
    "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 pin-configuration drawing and pin table list pin numbers 1-8 in the SOIC view but do n; The datasheet's pin description table contains two RESET entries; the second (the active-high invers; Pin 6 WDI and pin 7 RESET descriptions include behaviour from the Pin Description section that is co"
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        "pages_sent": 11,
        "cost_usd": 0.0556,
        "at": "2026-10-19T00:00:25"
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      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590269078557253632",
        "pages": 11,
        "sha256": "6650c5ab273b7852",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "sha256": "b9cfdddfaeb1873f0d187bd0c94986271ed6a5cf95273fe0094e2cb1f877261f",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "SOIC-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6650c5ab273b7852bc8929f9c8ab7a681ceb3b00ff431452abe575c5c1ffbaf1",
      "rows": [
        {
          "name": "Supply Current (ICC) 75x3/x4",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 30,
          "max": 200,
          "conditions": "75x3/x4 Vcc = 3.3V, Left WDI unconnected (No output load)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Reset Threshold Voltage (75x4)",
          "symbol": "VRST",
          "kind": "electrical",
          "unit": "V",
          "min": 2.886,
          "typ": 2.93,
          "max": 2.974,
          "conditions": "TA= 25ºC, 75x4",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Reset Threshold Voltage (hysteresis)",
          "symbol": "VRTH+",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "VCC varies between VRN - 5%",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Low Voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "Vcc 4.5V, Isink=3.2mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Low Voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "Vcc 2.7V, Isink=1.2mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "PFI Input Threshold",
          "symbol": "VPFT",
          "kind": "electrical",
          "unit": "V",
          "min": 1.23,
          "typ": 1.25,
          "max": 1.27,
          "conditions": "VPFI varies from 1.0V to 1.5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "PFI Input Threshold",
          "symbol": "VPFT",
          "kind": "electrical",
          "unit": "V",
          "min": 1.2,
          "typ": 1.25,
          "max": 1.3,
          "conditions": "VPFI varies from 0V to 1.0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "PFI Input Current (PFI connected to Vcc)",
          "symbol": "IPFI",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "PFI connected to Vcc",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "PFI Input Current (PFI connected to GND)",
          "symbol": "IPFI",
          "kind": "electrical",
          "unit": "µA",
          "min": -2,
          "typ": null,
          "max": null,
          "conditions": "PFI connected to GND",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Average WDI Input Current (WDI connected to VCC)",
          "symbol": "IWDI",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 30,
          "max": 100,
          "conditions": "WDI connected to VCC",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Average WDI Input Current (WDI connected to GND)",
          "symbol": "IWDI",
          "kind": "electrical",
          "unit": "µA",
          "min": -100,
          "typ": -30,
          "max": null,
          "conditions": "WDI connected to GND",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "MR Input Current",
          "symbol": "IMR",
          "kind": "electrical",
          "unit": "µA",
          "min": -600,
          "typ": -250,
          "max": -100,
          "conditions": "MR=0, Vcc = 5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Reset Pulse Width",
          "symbol": "tRS",
          "kind": "timing",
          "unit": "ms",
          "min": 160,
          "typ": 200,
          "max": 280,
          "conditions": "MR from low to High, TA=25℃",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Watchdog Timeout Period",
          "symbol": "tWD",
          "kind": "timing",
          "unit": "s",
          "min": 1.2,
          "typ": 1.6,
          "max": 2.25,
          "conditions": "WDI, MR tied to Vcc, Vcc>VRN+5% , TA=25℃",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "MR Pulse Width",
          "symbol": "tMR",
          "kind": "timing",
          "unit": "ns",
          "min": 200,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "MR to RESET Delay",
          "symbol": "tMD",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "Vcc=5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "WDI Pulse Width",
          "symbol": "tWP",
          "kind": "timing",
          "unit": "ns",
          "min": 150,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage (75x3,75x4)",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": 3.3,
          "max": 5.5,
          "conditions": "Supply Voltage for 75x3,75x4",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "MR Input High Voltage",
          "symbol": "VIH1",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": 2.4,
          "max": null,
          "conditions": "VCC > 4.0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "MR Input Low Voltage",
          "symbol": "VIL1",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "VCC > 4.0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage to Ground Potential (Vcc to GND)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "DC Input Voltage (all inputs except Vcc and GND)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Maximum printed as VCC+0.3V (formula, not numeric)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "Depend on package",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "oC",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Ambient Temperature with Power Applied",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "oC",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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