main
Ray Set visibility: public 5ed5b30 10h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "tmcs1108a3uqdrq1",
  "title": "TMCS1108A3UQDRQ1",
  "brief": "Texas Instruments Current Sensors, 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": [
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  "component": {
    "mpn": "TMCS1108A3UQDRQ1",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Sensors",
    "subcategory": "Current Sensors",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tmcs1108a3uqdrq1.pdf",
    "parts": {
      "symbol": "tmcs1108a3uqdrq1.kicad_sym",
      "footprint": "tmcs1108a3uqdrq1.kicad_mod",
      "model_3d": "tmcs1108a3uqdrq1-hero.glb",
      "model_3d_plain": "tmcs1108a3uqdrq1-etched.glb",
      "model_3d_step": "tmcs1108a3uqdrq1-etched.step",
      "model_3d_step_plain": "tmcs1108a3uqdrq1.step",
      "lbr": "tmcs1108a3uqdrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C3684386",
      "digikey": "296-TMCS1108A3UQDRQ1TR-ND",
      "mouser": "595-TMCS1108A3UQDRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T00:41:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TMCS1108A3UQDRQ1TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TMCS1108A3UQDRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN+",
        "type": "passive",
        "description": "Positive input current pin, connected internally to pin 2 through the 1.8 mΩ isolated leadframe conductor; current flowing into IN+ is positive."
      },
      {
        "number": "2",
        "name": "IN+",
        "type": "passive",
        "description": "Positive input current pin, connected internally to pin 1 through the 1.8 mΩ isolated leadframe conductor; rated ±120 V absolute max relative to GND."
      },
      {
        "number": "3",
        "name": "IN–",
        "type": "passive",
        "description": "Negative input current pin, connected internally to pin 4 through the 1.8 mΩ isolated leadframe conductor; rated ±120 V absolute max relative to GND."
      },
      {
        "number": "4",
        "name": "IN–",
        "type": "passive",
        "description": "Negative input current pin, connected internally to pin 3 through the 1.8 mΩ isolated leadframe conductor; recommended ±100 V peak operating voltage relative to GND."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the low-voltage signal chain; IN+ and IN- voltages are specified relative to this pin."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; the pin tolerates capacitive or resistive connection to GND or VS and shorting to GND is recommended if acceptable, with 1 MΩ input impedance and abs max GND-0.3 V to VS+0.3 V."
      },
      {
        "number": "7",
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      },
      {
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      }
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: IN+ and IN– pins are leadframe current-path terminals; typed passive since KiCad has no better class; MPN TMCS1108A3UQDRQ1 is the A3U variant (200 mV/A, unidirectional, 0.1×VS zero-current output) in th"
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        "pages": 42,
        "sha256": "9fc50849c6b5677d",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
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  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Sensors",
      "Pins": "8"
    },
    "characteristics": {
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      "rows": [
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          "symbol": "",
          "kind": "electrical",
          "unit": "%",
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          "typ": 0.4,
          "max": 1.2,
          "conditions": "0.05V ≤ VOUT ≤ VS – 0.2V, TA = 25ºC; ± as printed",
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        {
          "name": "Power supply rejection ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "mV/V",
          "min": null,
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          "max": 6.5,
          "conditions": "VS = 3V to 5.5V, TA = –40ºC to +125ºC; ± as printed",
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          "name": "Nonlinearity error",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
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          "conditions": "VOUT = 0.5V to VS – 0.5V; ± as printed",
          "source_page": 6,
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        {
          "name": "Common-mode transient immunity",
          "symbol": "CMTI",
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          "unit": "kV/µs",
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          "unit": "uA/V",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "DC to 60Hz",
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        {
          "name": "Zero-current VOUT",
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          "kind": "electrical",
          "unit": "V/V",
          "min": null,
          "typ": 0.1,
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          "name": "Junction-to-ambient thermal resistance",
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        {
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          "unit": "mW",
          "min": null,
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          "max": null,
          "conditions": "VS = 5.5V, TA = 125℃, TJ = 150℃, on TMCS1108EVM",
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        {
          "name": "Maximum power dissipation (current input, side 1)",
          "symbol": "PD1",
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          "min": null,
          "typ": 640,
          "max": null,
          "conditions": "IIN = 16A; VS = 5.5V, TA = 125℃, TJ = 150℃, on TMCS1108EVM",
          "source_page": 5,
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        {
          "name": "Maximum power dissipation (side 2)",
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          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": 33,
          "max": null,
          "conditions": "VS = 5.5V, IQ = 6mA, no VOUT load",
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          "source": "datasheet"
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