TPS40071PWP

{
  "slug": "tps40071pwp",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments DC-DC Converters, HTSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps40071pwp",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
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    "tps40071pwp.kicad_mod",
    "tps40071pwp.glb",
    "tps40071pwp.step",
    "tps40071pwp.lbr",
    "docs/hero.png",
    "docs/tps40071pwp-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps40071pwp-hero.glb",
    "tps40071pwp-hero.overlay.json"
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  "component": {
    "mpn": "TPS40071PWP",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-16",
    "pin_count": 17,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps40070",
    "parts": {
      "symbol": "tps40071pwp.kicad_sym",
      "footprint": "tps40071pwp.kicad_mod",
      "model_3d": "tps40071pwp-hero.glb",
      "model_3d_plain": "tps40071pwp.glb",
      "model_3d_step": "tps40071pwp-etched.step",
      "model_3d_step_plain": "tps40071pwp.step",
      "lbr": "tps40071pwp.lbr"
    },
    "distributor_links": {
      "lcsc": "C3191036",
      "digikey": "2156-TPS40071PWP-ND",
      "mouser": "595-TPS40071PWP"
    },
    "distributor_check": {
      "checked_at": "2026-10-06T02:27:11Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-TPS40071PWP-ND",
        "status": "found",
        "lifecycle": "Not For New Designs"
      },
      "mouser": {
        "pn": "595-TPS40071PWP",
        "status": "found",
        "lifecycle": "Not Recommended for New Designs"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "KFF",
        "type": "input",
        "description": "Resistor connected from this pin to VIN programs feed-forward voltage; internally divided by 25 to control PWM ramp slope and program undervoltage lockout; nominal voltage 400 mV."
      },
      {
        "number": "2",
        "name": "RT",
        "type": "input",
        "description": "Resistor connected from this pin to ground sets internal oscillator and switching frequency."
      },
      {
        "number": "3",
        "name": "LVBP",
        "type": "output",
        "description": "4.2-V reference for internal device logic; should be bypassed with 0.1-µF ceramic capacitor; external loads less than 1 mA."
      },
      {
        "number": "4",
        "name": "PGD",
        "type": "tri_state",
        "description": "Open-drain output that pulls to ground when soft start is active or when FB pin is outside 10% band around VREF."
      },
      {
        "number": "5",
        "name": "SGND",
        "type": "power_in",
        "description": "Signal ground reference for the device."
      },
      {
        "number": "6",
        "name": "SS",
        "type": "input",
        "description": "Soft-start programming pin; capacitor connected from this pin to ground programs soft-start time via 10-µA internal current source; voltage ramp used as second non-inverting input to error amplifier."
      },
      {
        "number": "7",
        "name": "FB",
        "type": "input",
        "description": "Inverting input to error amplifier; in normal operation voltage on this pin equals internal reference voltage of 0.7 V."
      },
      {
        "number": "8",
        "name": "COMP",
        "type": "output",
        "description": "Output of error amplifier and input to PWM comparator; feedback network connected from this pin to FB pin to compensate overall loop; internally clamped to 3.4 V."
      },
      {
        "number": "9",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground reference for device; low-impedance path from this pin to source of lower MOSFET(s)."
      },
      {
        "number": "10",
        "name": "LDRV",
        "type": "output",
        "description": "Gate drive for N-channel synchronous rectifier MOSFET; switches from DBP (MOSFET on) to ground (MOSFET off); total gate charge less than 50nC recommended."
      },
      {
        "number": "11",
        "name": "DBP",
        "type": "output",
        "description": "8-V reference for gate drive of N-channel synchronous rectifier; should be bypassed to ground with 1.0-µF ceramic capacitor."
      },
      {
        "number": "12",
        "name": "SW",
        "type": "bidirectional",
        "description": "Connected to switched node of converter; used for short circuit sensing, gate drive timing information, and return for high-side driver; 1.5-Ω series resistor required for protection against substrate current issues."
      },
      {
        "number": "13",
        "name": "HDRV",
        "type": "output",
        "description": "Floating gate drive for high-side N-channel MOSFET; switches from BOOST (MOSFET on) to SW (MOSFET off)."
      },
      {
        "number": "14",
        "name": "BOOST",
        "type": "output",
        "description": "Gate drive voltage for high-side N-channel MOSFET; voltage is 8 V greater than input voltage; capacitor should be connected from this pin to SW pin."
      },
      {
        "number": "15",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage for the device."
      },
      {
        "number": "16",
        "name": "ILIM",
        "type": "input",
        "description": "Short circuit protection programming pin; sets overcurrent threshold; internal current sink sets voltage drop across external resistor connected from this pin to VDD."
      },
      {
        "number": "17",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "exposed pad 17 added from the footprint"
        ],
        "pages_sent": 8,
        "cost_usd": 0.1169,
        "at": "2026-10-06T02:26:55"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps40070",
        "pages": 31,
        "sha256": "1aa1fb4f229414d1",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "symbol": "viewers/symbol.html",
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  }
}