ACS711KLCTR-25AB-T

{
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  "type": "component",
  "slug": "acs711klctr-25ab-t",
  "title": "ACS711KLCTR-25AB-T",
  "brief": "Allegro MicroSystems LLC Current Sensors, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "sensor",
    "acs711klctr-25ab-t"
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  "component": {
    "mpn": "ACS711KLCTR-25AB-T",
    "manufacturer": "Allegro MicroSystems LLC",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Sensor",
    "subcategory": "Current Sensors",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/dad4347fe975493a99bead71529d17fb.pdf",
    "parts": {
      "symbol": "acs711klctr-25ab-t.kicad_sym",
      "footprint": "acs711klctr-25ab-t.kicad_mod",
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      "lbr": "acs711klctr-25ab-t.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "IP+",
        "type": "passive",
        "description": "Primary current input terminal. Terminals for the current being sensed; fused internally with pin 2. The IP+ and IP− pairs form the isolated copper conduction path with ~1.2 mΩ resistance in the LC package."
      },
      {
        "number": "2",
        "name": "IP+",
        "type": "passive",
        "description": "Primary current input terminal. Terminals for the current being sensed; fused internally with pin 1."
      },
      {
        "number": "3",
        "name": "IP-",
        "type": "passive",
        "description": "Primary current output terminal. Terminals for the current being sensed; fused internally with pin 4."
      },
      {
        "number": "4",
        "name": "IP-",
        "type": "passive",
        "description": "Primary current output terminal. Terminals for the current being sensed; fused internally with pin 3."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Signal ground terminal. Low-side reference for VCC, VIOUT, and FAULT."
      },
      {
        "number": "6",
        "name": "FAULT",
        "type": "output",
        "description": "Overcurrent fault output; active-low, open-drain style requiring an external pull-up (RPU ≥ 1 kΩ). Latches low when |IP| exceeds IFAULT (±1× full-scale); reset only by cycling VCC below VCCFR (200 mV) for at least tCCFR (100 μs). VFAULT rated 7 V max."
      },
      {
        "number": "7",
        "name": "VIOUT",
        "type": "output",
        "description": "Analog output signal. Ratiometric to VCC with quiescent output VCC/2 at IP = 0 A; sensitivity 55 mV/A for the x25AB variant. Bandwidth 100 kHz; drives loads ≥15 kΩ and ≤1 nF."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply terminal. 3 to 5.5 V single supply (3.3 V nominal for factory-trimmed accuracy); ICC ≈ 4 mA typical. Bypass with 0.1 μF to GND. Absolute max 7 V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/dad4347fe975493a99bead71529d17fb.pdf",
        "pages": 18,
        "sha256": "6fb6310c420b9503",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          4.9,
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Allegro MicroSystems LLC",
      "Package": "SOIC-8",
      "Category": "Sensor",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "ACS711KLCTR-25AB-T",
      "kind": "packaging"
    },
    {
      "mpn": "ACS711ELCTR-25AB-T",
      "kind": "unknown"
    },
    {
      "mpn": "ACS711KLCTR-12AB-T",
      "kind": "unknown"
    },
    {
      "mpn": "ACS711ELCTR-12AB-T",
      "kind": "unknown"
    },
    {
      "mpn": "ACS711KEXLT-15AB-T",
      "kind": "unknown"
    },
    {
      "mpn": "ACS711EEXLT-15AB-T",
      "kind": "unknown"
    },
    {
      "mpn": "ACS711KEXLT-31AB-T",
      "kind": "unknown"
    },
    {
      "mpn": "ACS711EEXLT-31AB-T",
      "kind": "unknown"
    }
  ],
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "ACS711KLCTR-25AB-T (Allegro MicroSystems LLC) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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  "visibility": {
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  "updated_at": "2026-09-24T15:29:55.113Z"
}