ACS724LLCTR-10AU-T

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  "slug": "acs724llctr-10au-t",
  "title": "ACS724LLCTR-10AU-T",
  "brief": "Allegro MicroSystems LLC Current Sensors, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.2",
  "license": "CC-BY-SA-4.0",
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    "sensor",
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  "component": {
    "mpn": "ACS724LLCTR-10AU-T",
    "manufacturer": "Allegro MicroSystems LLC",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Sensor",
    "subcategory": "Current Sensors",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_Allegro-MicroSystems--LLC-ACS724LLCTR-10AU-T_C2155518.pdf",
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      "lbr": "acs724llctr-10au-t.lbr"
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    "distributor_links": {
      "lcsc": "C2155518"
    },
    "pins": [
      {
        "number": "1",
        "name": "IP+",
        "type": "passive",
        "description": "Terminal for current being sensed (positive side). Pins 1 and 2 are fused internally as one side of the primary copper conduction path (~1.2 mΩ). Galvanically isolated from the signal leads (pins 5-8)."
      },
      {
        "number": "2",
        "name": "IP+",
        "type": "passive",
        "description": "Terminal for current being sensed (positive side). Internally fused with pin 1 as one side of the primary copper conduction path. Must be tied to pin 1 on the PCB to carry the full primary current."
      },
      {
        "number": "3",
        "name": "IP-",
        "type": "passive",
        "description": "Terminal for current being sensed (return/negative side). Pins 3 and 4 are fused internally as the return side of the primary copper conduction path. Galvanically isolated from the signal leads."
      },
      {
        "number": "4",
        "name": "IP-",
        "type": "passive",
        "description": "Terminal for current being sensed (return/negative side). Internally fused with pin 3; must be tied to pin 3 on the PCB to carry the full primary current."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Signal ground terminal. Reference for VCC, VIOUT, and the FILTER capacitor."
      },
      {
        "number": "6",
        "name": "FILTER",
        "type": "passive",
        "description": "External bandwidth-setting capacitor terminal. A capacitor from FILTER to GND forms an RC low-pass with the internal 1.8 kΩ RF(int); a 1 nF cap gives the nominal 120 kHz bandwidth. Larger CF reduces bandwidth and lowers noise."
      },
      {
        "number": "7",
        "name": "VIOUT",
        "type": "output",
        "description": "Analog output signal proportional to the sensed primary current IP. Ratiometric to VCC with a quiescent output near VCC/2 and 200 mV/A sensitivity (typ) for the -10AU variant. Load: RL ≥ 4.7 kΩ to GND, CL ≤ 10 nF."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply terminal. 4.5 V to 5.5 V single supply, ICC typ 10 mA (max 14 mA). Bypass with 0.1 µF CBYPASS to GND close to the pin."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_Allegro-MicroSystems--LLC-ACS724LLCTR-10AU-T_C2155518.pdf",
        "pages": 25,
        "sha256": "1b172b64e8e1a4c5",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
    },
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        "role": "plain",
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        "units": "mm",
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        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "file": "acs724llctr-10au-t-etched.step",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "f9a7c2b4a08eaeefeb0793642de3e3f1de324029074cc170dd3e679c2deb6d31",
        "checked": "2026-11-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Allegro MicroSystems LLC",
      "Package": "SOIC-8",
      "Category": "Sensor",
      "Pins": "8"
    }
  },
  "sections": [
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    "readme",
    "breadcrumbs",
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  "discovery_triggers": [
    "acs724llctr-10au-t"
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  "discovery_pitch": "ACS724LLCTR-10AU-T (Allegro MicroSystems LLC) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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  "files": [
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    "acs724llctr-10au-t.lbr",
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    "docs/acs724llctr-10au-t-datasheet.pdf",
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    "pads.json",
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  "visibility": "public",
  "updated_at": "2026-09-24T15:31:18.292Z",
  "description": "Allegro MicroSystems LLC Current Sensors, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "org": "adom"
}