INA170EA

{
  "slug": "ina170ea",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Current Sense Amplifiers, VSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "ina170ea",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ina170ea.kicad_sym",
    "ina170ea.kicad_mod",
    "ina170ea.glb",
    "ina170ea.step",
    "ina170ea.lbr",
    "docs/hero.png",
    "docs/ina170ea-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ina170ea-hero.glb",
    "ina170ea-hero.overlay.json"
  ],
  "component": {
    "mpn": "INA170EA",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Current Sense Amplifiers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ina170",
    "parts": {
      "symbol": "ina170ea.kicad_sym",
      "footprint": "ina170ea.kicad_mod",
      "model_3d": "ina170ea-hero.glb",
      "model_3d_plain": "ina170ea.glb",
      "model_3d_step": "ina170ea-etched.step",
      "model_3d_step_plain": "ina170ea.step",
      "lbr": "ina170ea.lbr"
    },
    "distributor_links": {
      "lcsc": "C2155718"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T22:41:56Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN-",
        "type": "power_in",
        "description": "Inverting differential sense input; accurate measurement is specified up to a 0.5V differential input, and a more-negative voltage here reduces the output current toward zero."
      },
      {
        "number": "2",
        "name": "VIN+",
        "type": "power_in",
        "description": "Noninverting differential sense input, connected as close as possible to the shunt; common-mode range is +2.7V to +60V, and a differential input up to 2V will not cause damage."
      },
      {
        "number": "3",
        "name": "VREF",
        "type": "power_in",
        "description": "Reference voltage input that, when a positive voltage is applied, drives current through ROS to offset the output current from zero (VOS = (RL/ROS) × VREF)."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device and for the load resistor RL at pin 6."
      },
      {
        "number": "5",
        "name": "ROS",
        "type": "passive",
        "description": "Offset programming resistor connection; programming current through ROS is specified from 0 to 1 mA."
      },
      {
        "number": "6",
        "name": "OUT",
        "type": "output",
        "description": "Output current terminal converted to voltage by external load resistor RL; maximum output is limited to (V+) − 0.7V − (VIN+ − VIN−) or VIN− − 0.5V, whichever is lower."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; leave unconnected."
      },
      {
        "number": "8",
        "name": "V+",
        "type": "power_in",
        "description": "Supply voltage pin with an operating range of +2.7V to +40V (absolute maximum 40V 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: Package naming differs: the hint says VSSOP-8, the datasheet body says MSOP-8 (DGK0008A drawing), an; The datasheet pin table gives no ERC electrical type. Types were assigned from function: ROS is type; Pin descriptions for pins 1, 2, 3, 5 and 6 combine the pin table with operating notes from the body "
        ],
        "pages_sent": 15,
        "cost_usd": 0.0638,
        "at": "2026-10-08T22:41:22"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ina170",
        "pages": 15,
        "sha256": "bb75df0a877e004c",
        "source_tier": "lcsc"
      },
      "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": "ina170ea.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.1,
          2.0,
          0.85
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "353552981eef35cb93635057d4aeb89aef22648c77af6fd095e328bfe6b834bd",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ina170ea-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.1,
          2.0,
          0.85
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "bc65e7b62203c032dbf40d8f98678a71818558a8965c27485dc86466c3159cea",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}