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Ray Set visibility: public 8d09fce 3h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "tps3705-30dr",
  "title": "TPS3705-30DR",
  "brief": "Texas Instruments 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)",
    "tps3705-30dr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPS3705-30DR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Supervisor And Reset ICs",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tps3705.pdf",
    "parts": {
      "symbol": "tps3705-30dr.kicad_sym",
      "footprint": "tps3705-30dr.kicad_mod",
      "model_3d": "tps3705-30dr-hero.glb",
      "model_3d_plain": "tps3705-30dr-etched.glb",
      "model_3d_step": "tps3705-30dr-etched.step",
      "model_3d_step_plain": "tps3705-30dr.step",
      "lbr": "tps3705-30dr.lbr"
    },
    "distributor_links": {
      "lcsc": "C702151",
      "digikey": "296-29076-2-ND",
      "mouser": "595-TPS3705-30DR"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T23:40:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-29076-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TPS3705-30DR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "MR",
        "type": "input",
        "description": "Manual reset input; the datasheet gives a rise and fall rate limit of 100 ns/V at MR or WDI."
      },
      {
        "number": "2",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage pin; the recommended operating range is 2 V to 6 V and the absolute maximum is 7 V."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for all voltages, which are specified with respect to GND."
      },
      {
        "number": "4",
        "name": "PFI",
        "type": "input",
        "description": "Power-fail comparator input, with a voltage range of -0.3 V to VDD + 0.3 V."
      },
      {
        "number": "5",
        "name": "PFO",
        "type": "output",
        "description": "Power-fail comparator output for power-fail or low-battery warning."
      },
      {
        "number": "6",
        "name": "WDI",
        "type": "input",
        "description": "Watchdog timer input (TPS3705-xx only); the rise and fall rate limit is 100 ns/V."
      },
      {
        "number": "7",
        "name": "RESET",
        "type": "output",
        "description": "Active-low reset output, asserted while VDD is below the threshold VIT+ and driven low when VDD drops below VIT-."
      },
      {
        "number": "8",
        "name": "WDO",
        "type": "output",
        "description": "Watchdog timer output (TPS3705-xx only)."
      }
    ],
    "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": [],
        "pages_sent": 10,
        "cost_usd": 0.0149,
        "at": "2026-11-05T23:40:45"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tps3705.pdf",
        "pages": 37,
        "sha256": "cc00684613b09304",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tps3705-30dr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "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": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps3705-30dr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6cc45947d7f6a4b60157f9613fc218b7276a059bb60eceb9d84b0aa3b8c03bad",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "cc00684613b09304c4dfdbf6bfe7972ffd2f98bb3757ec8823394da7c7632ecd",
      "rows": [
        {
          "name": "Supply voltage",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "All other pins voltage range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "All voltage values with respect to GND",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "PFI voltage range",
          "symbol": "VPFI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Maximum printed as VDD + 0.3 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum low output current",
          "symbol": "IOL",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum high output current",
          "symbol": "IOH",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input clamp current",
          "symbol": "IIK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VI < 0 or VI > VDD",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output clamp current",
          "symbol": "IOK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VO < 0 or VO > VDD",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Soldering temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Free-air; TPS3705-33 only has 125 °C, not applicable",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VI",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "Maximum printed as VDD + 0.3 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input transition rise and fall rate at MR or WDI",
          "symbol": "Δt/ΔV",
          "kind": "recommended_operating",
          "unit": "ns/V",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating free-air temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.8,
          "typ": null,
          "max": null,
          "conditions": "VDD = 1.1 V, IOH = -4 µA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "VDD = VIT+ + 0.2 V, IOL = 1 mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "VDD = 6 V, IOL = 3 mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Power-up reset voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "VDD ≥ 1.1 V, IOL = 50 µA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Negative-going input threshold voltage",
          "symbol": "VIT-",
          "kind": "electrical",
          "unit": "V",
          "min": 2.57,
          "typ": 2.63,
          "max": 2.68,
          "conditions": "TPS370x-30, TA = 0 °C to 85 °C",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Negative-going input threshold voltage",
          "symbol": "VIT-",
          "kind": "electrical",
          "unit": "V",
          "min": 2.57,
          "typ": 2.63,
          "max": 2.7,
          "conditions": "TPS370x-30, TA = -40 °C to 85 °C",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Negative-going input threshold voltage, PFI",
          "symbol": "VIT-",
          "kind": "electrical",
          "unit": "V",
          "min": 1.2,
          "typ": 1.25,
          "max": 1.3,
          "conditions": "TPS370x-xx, VDD ≥ 2 V, TA = -40 °C to 85 °C",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Hysteresis, VDD",
          "symbol": "Vhys",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "TPS370x-30",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Hysteresis, PFI",
          "symbol": "Vhys",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "TPS370x-xx",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Average high-level input current, WDI",
          "symbol": "IIH(AV)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 100,
          "max": 150,
          "conditions": "WDI = VDD = 6 V, time average (dc = 88%)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Average low-level input current, WDI",
          "symbol": "IIL(AV)",
          "kind": "electrical",
          "unit": "µA",
          "min": -20,
          "typ": -15,
          "max": null,
          "conditions": "WDI = 0 V, VDD = 6 V, time average (dc = 12%)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "High-level input current, WDI",
          "symbol": "IIH",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 120,
          "max": 170,
          "conditions": "WDI = VDD = 6 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "High-level input current, MR",
          "symbol": "IIH",
          "kind": "electrical",
          "unit": "µA",
          "min": -180,
          "typ": -130,
          "max": null,
          "conditions": "MR = 0.7 × VDD, VDD = 6 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Low-level input current, WDI",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "µA",
          "min": -170,
          "typ": -120,
          "max": null,
          "conditions": "WDI = 0 V, VDD = 6 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Low-level input current, MR",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "µA",
          "min": -600,
          "typ": -430,
          "max": null,
          "conditions": "MR = 0 V, VDD = 6 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input current, PFI",
          "symbol": "II",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": 0,
          "max": 1,
          "conditions": "VDD = 6 V, 0 V ≤ VI ≤ VDD",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Supply current, TPS3705-xx",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 30,
          "max": 50,
          "conditions": "VDD = 2 V to 6 V, MR = VDD, MR, WDI and outputs unconnected",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input capacitance",
          "symbol": "Ci",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "VI = 0 V to VDD",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Pulse width at VDD",
          "symbol": "tw",
          "kind": "timing",
          "unit": "µs",
          "min": 6,
          "typ": null,
          "max": null,
          "conditions": "VDD = VIT+ + 0.2 V, VDD = VIT- - 0.2 V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Pulse width at MR and WDI",
          "symbol": "tw",
          "kind": "timing",
          "unit": "ns",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "VDD ≥ VIT+ + 0.2 V, VIL = 0.3 × VDD, VIH = 0.7 × VDD",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Watchdog time out",
          "symbol": "tt(out)",
          "kind": "timing",
          "unit": "s",
          "min": 1.1,
          "typ": 1.6,
          "max": 2.3,
          "conditions": "VDD ≥ VIT+ + 0.2 V, see Figure 7-1",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Delay time",
          "symbol": "td",
          "kind": "timing",
          "unit": "ms",
          "min": 140,
          "typ": 200,
          "max": 280,
          "conditions": "VDD ≥ VIT+ + 0.2 V, see Figure 7-1",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay time, high-to-low, MR to RESET",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 50,
          "max": 250,
          "conditions": "VDD ≥ VIT+ + 0.2 V, VIL = 0.3 × VDD, VIH = 0.7 × VDD",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay time, high-to-low, VDD to RESET",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 3,
          "max": 5,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay time, high-to-low, PFI to PFO",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 0.5,
          "max": 1,
          "conditions": "VDD = 2 V to 6 V",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay time, low-to-high, PFI to PFO",
          "symbol": "tPLH",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 0.5,
          "max": 1,
          "conditions": "VDD = 2 V to 6 V",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-ambient, D (SOIC)",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 118.2,
          "max": null,
          "conditions": "Junction-to-ambient, D (SOIC) 8 pins",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-case (top), D (SOIC)",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 64.4,
          "max": null,
          "conditions": "Junction-to-case (top), D (SOIC) 8 pins",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-board, D (SOIC)",
          "symbol": "RθJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 58.5,
          "max": null,
          "conditions": "Junction-to-board, D (SOIC) 8 pins",
          "source_page": 6,
          "source": "datasheet"
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