TPS56520PWPR

{
  "slug": "tps56520pwpr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments DC-DC Converters, HTSSOP-20-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps56520pwpr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps56520pwpr.kicad_sym",
    "tps56520pwpr.kicad_mod",
    "tps56520pwpr.glb",
    "tps56520pwpr.step",
    "tps56520pwpr.lbr",
    "docs/hero.png",
    "docs/tps56520pwpr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps56520pwpr-hero.glb",
    "tps56520pwpr-hero.overlay.json"
  ],
  "component": {
    "mpn": "TPS56520PWPR",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-20-EP",
    "pin_count": 21,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps56920",
    "parts": {
      "symbol": "tps56520pwpr.kicad_sym",
      "footprint": "tps56520pwpr.kicad_mod",
      "model_3d": "tps56520pwpr-hero.glb",
      "model_3d_plain": "tps56520pwpr.glb",
      "model_3d_step": "tps56520pwpr-etched.step",
      "model_3d_step_plain": "tps56520pwpr.step",
      "lbr": "tps56520pwpr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2071363",
      "digikey": "296-37830-2-ND",
      "mouser": "595-TPS56520PWPR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T19:24:43Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-37830-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS56520PWPR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Enable input that enables the converter when pulled high (absolute maximum -0.3 V to 20 V)."
      },
      {
        "number": "2",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C-compatible data I/O terminal (absolute maximum -0.3 V to 3.6 V)."
      },
      {
        "number": "3",
        "name": "SCL",
        "type": "bidirectional",
        "description": "I2C-compatible clock I/O terminal (absolute maximum -0.3 V to 3.6 V)."
      },
      {
        "number": "4",
        "name": "A1",
        "type": "input",
        "description": "Chip address programming input, upper bit (absolute maximum -0.3 V to 6.5 V)."
      },
      {
        "number": "5",
        "name": "A0",
        "type": "input",
        "description": "Chip address programming input, lower bit (absolute maximum -0.3 V to 6.5 V)."
      },
      {
        "number": "6",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input for the 5.5 V linear regulator, operating range 4.5 V to 17 V."
      },
      {
        "number": "7",
        "name": "PVIN",
        "type": "power_in",
        "description": "Power input connected to the high-side MOSFET drains, operating range 4.5 V to 17 V; pins 7 and 8 are tied together."
      },
      {
        "number": "8",
        "name": "PVIN",
        "type": "power_in",
        "description": "Power input connected to the high-side MOSFET drains, operating range 4.5 V to 17 V; pins 7 and 8 are tied together."
      },
      {
        "number": "9",
        "name": "PGND",
        "type": "power_in",
        "description": "Ground return for the low-side MOSFETs and input of the current comparator; pins 9 and 10 are tied together."
      },
      {
        "number": "10",
        "name": "PGND",
        "type": "power_in",
        "description": "Ground return for the low-side MOSFETs and input of the current comparator; pins 9 and 10 are tied together."
      },
      {
        "number": "11",
        "name": "SW",
        "type": "power_out",
        "description": "Switch node connection for the high-side and low-side NFETs and input of the current comparator (absolute maximum -2 V to 20 V)."
      },
      {
        "number": "12",
        "name": "SW",
        "type": "power_out",
        "description": "Switch node connection for the high-side and low-side NFETs and input of the current comparator (absolute maximum -2 V to 20 V)."
      },
      {
        "number": "13",
        "name": "SW",
        "type": "power_out",
        "description": "Switch node connection for the high-side and low-side NFETs and input of the current comparator (absolute maximum -2 V to 20 V)."
      },
      {
        "number": "14",
        "name": "VBST",
        "type": "power_in",
        "description": "Supply input for the high-side NFET gate drive; connect a 0.1 µF ceramic capacitor between VBST and SW, with an internal diode to VREG5 (absolute maximum 26 V)."
      },
      {
        "number": "15",
        "name": "PGOOD",
        "type": "output",
        "description": "Open-drain power-good output that is low when the output voltage is out of regulation (sink current up to 5 mA)."
      },
      {
        "number": "16",
        "name": "VREG5",
        "type": "power_out",
        "description": "5.5 V linear regulator output, active when EN is high; bypass to GND with at least 2.0 µF ceramic and connect no other circuitry."
      },
      {
        "number": "17",
        "name": "GND",
        "type": "power_in",
        "description": "Signal ground; connect the sensitive SS and VFB returns to GND at a single point."
      },
      {
        "number": "18",
        "name": "SS",
        "type": "output",
        "description": "Soft-start programming terminal; connect a capacitor from SS to GND to set the soft-start time."
      },
      {
        "number": "19",
        "name": "VOUT",
        "type": "input",
        "description": "Connection to the converter output voltage (absolute maximum -0.3 V to 3.6 V)."
      },
      {
        "number": "20",
        "name": "VFB",
        "type": "input",
        "description": "D-CAP2 feedback input; connect to the output voltage through a resistor divider (absolute maximum -0.3 V to 3.6 V)."
      },
      {
        "number": "21",
        "name": "EP",
        "type": "power_in",
        "description": "Exposed thermal pad on the back side that must be soldered for dissipation and connected to GND."
      }
    ],
    "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 pin table lists the exposed thermal pad with no number. The number 21 comes from the 'PWRPAD 21'; The datasheet lists PGND and GND as I/O. They are typed power_in here per the ground convention; the; The datasheet lists PVIN and VBST as I/O or input. They are typed power_in here as supply pins."
        ],
        "pages_sent": 11,
        "cost_usd": 0.0811,
        "at": "2026-10-08T19:23:44"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps56920",
        "pages": 52,
        "sha256": "1829a4ee99bbd0ca",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 21,
        "described": 21,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tps56520pwpr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.41,
          6.5,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1335f6c13a3d72b1069a4a79cdba2dcd81ec9430e51a00b1458796ffe1b5c2eb",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps56520pwpr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.41,
          6.5,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "458e535fa7579b74c2bc8e188317edfe549666f0e0ca61c2f7f3b1d911659753",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}