UC2907DWTR

{
  "slug": "uc2907dwtr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Power Management - Specialized, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "power management (pmic)",
    "uc2907dwtr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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    "path": "docs/hero.png"
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    "uc2907dwtr.glb",
    "uc2907dwtr.step",
    "uc2907dwtr.lbr",
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    "docs/uc2907dwtr-datasheet.pdf",
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  "component": {
    "mpn": "UC2907DWTR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16-300mil",
    "pin_count": 16,
    "category": "Power Management (PMIC)",
    "subcategory": "Power Management - Specialized",
    "datasheet": "https://www.ti.com/cn/lit/gpn/uc2907",
    "parts": {
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      "lbr": "uc2907dwtr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2156176",
      "digikey": "UC2907DWTR-ND",
      "mouser": "595-UC2907DWTR"
    },
    "distributor_check": {
      "checked_at": "2026-10-12T04:20:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "UC2907DWTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-UC2907DWTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "C/S OUT",
        "type": "output",
        "description": "Output of the internal current-sense amplifier, which has a fixed gain of 20 and may be bypassed to ground with an external capacitor to limit bandwidth."
      },
      {
        "number": "2",
        "name": "C/S (+)",
        "type": "input",
        "description": "Non-inverting input of the differential current-sense amplifier, used across an external shunt in the power-return line, with a common-mode range up to VCC-2 V."
      },
      {
        "number": "3",
        "name": "C/S (–)",
        "type": "input",
        "description": "Inverting input of the differential current-sense amplifier, used with C/S (+) across the shunt to set a sense voltage between 50 mV and 500 mV."
      },
      {
        "number": "4",
        "name": "(–) SENSE",
        "type": "input",
        "description": "High-impedance remote sense input for the system ground, regarded as the true ground to which all voltages are referenced."
      },
      {
        "number": "5",
        "name": "POWER RTN",
        "type": "power_in",
        "description": "Most negative voltage in the system, which can range from 0 V to 5 V below (-) SENSE and should be connected as close to the power source as possible."
      },
      {
        "number": "6",
        "name": "ARTIFICIAL GND",
        "type": "power_out",
        "description": "Low-impedance internal circuit ground held exactly 250 mV above (-) SENSE to provide headroom for the ground buffer amplifier."
      },
      {
        "number": "7",
        "name": "VREF",
        "type": "power_out",
        "description": "Internal band-gap voltage reference set at 2.0 V with respect to (-) SENSE (1.75 V above artificial ground) with ±1.5% accuracy."
      },
      {
        "number": "8",
        "name": "ISET",
        "type": "output",
        "description": "Current-setting output of the drive amplifier, which is normally configured with a resistor to ground and has a fixed voltage gain of 2.5."
      },
      {
        "number": "9",
        "name": "OPTO DRIVE",
        "type": "output",
        "description": "Current-sinking drive output for an optocoupler, which can be biased from 4.5 V to 35 V and sinks up to 20 mA."
      },
      {
        "number": "10",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply input rated 4.5 V to 35 V, with undervoltage lockout that disables internal bias until the reference is in regulation."
      },
      {
        "number": "11",
        "name": "(+) SENSE",
        "type": "input",
        "description": "High-impedance sense input of the voltage feedback amplifier, where the reference is measured and trimmed to 2 V ±1.25%."
      },
      {
        "number": "12",
        "name": "COMP",
        "type": "passive",
        "description": "Voltage-amplifier output and compensation node, which swings from slightly above the ground return up to an internal 2.0 V clamp, where overall loop compensation is normally applied."
      },
      {
        "number": "13",
        "name": "ADJ INPUT",
        "type": "input",
        "description": "Input of the transconductance adjust amplifier, which compares the module output current against the share bus and carries a built-in 50 mV offset on its inverting input."
      },
      {
        "number": "14",
        "name": "ADJ OUT",
        "type": "output",
        "description": "Output of the adjust amplifier, which can adjust the reference by up to 100 mV and is typically filtered with a capacitor to ground."
      },
      {
        "number": "15",
        "name": "CURRENT SHARE BUS",
        "type": "bidirectional",
        "description": "Current-share bus driven by a unidirectional low-impedance buffer that only sources current, protected against shorts to ground and accidental voltages up to 50 V."
      },
      {
        "number": "16",
        "name": "STATUS INDICATE",
        "type": "output",
        "description": "Open-collector output that is pulled low to flag the master unit, with a sink current rating of 20 mA and a VOUT low of 0.5 V maximum."
      }
    ],
    "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 Buffer Amplifier paragraph (page 5) lists pins 1 and 15, but the pin drawing and pin assignments; VCC on pin 10 is taken from the SOIC pin drawing (page 1) because the pin-assignment text does not n; The SOIC-16 DW pin numbering is taken from the top-view drawing on page 1, which the datasheet notes"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0795,
        "at": "2026-10-12T04:19:56"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/uc2907",
        "pages": 13,
        "sha256": "e0d0562c59ff546b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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}