ACS37800KMACTR-030B3-SPI

{
  "schema_version": 1,
  "type": "component",
  "slug": "acs37800kmactr-030b3-spi",
  "title": "ACS37800KMACTR-030B3-SPI",
  "brief": "Allegro MicroSystems, LLC Monitors & Reset Circuits, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management",
    "acs37800kmactr-030b3-spi",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ACS37800KMACTR-030B3-SPI",
    "manufacturer": "Allegro MicroSystems, LLC",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Power Management",
    "subcategory": "Monitors & Reset Circuits",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/154307c329af9c7c1c620bdcea6830d2.pdf",
    "parts": {
      "symbol": "acs37800kmactr-030b3-spi.kicad_sym",
      "footprint": "acs37800kmactr-030b3-spi.kicad_mod",
      "model_3d": "acs37800kmactr-030b3-spi-hero.glb",
      "model_3d_plain": "acs37800kmactr-030b3-spi-etched.glb",
      "model_3d_step": "acs37800kmactr-030b3-spi-etched.step",
      "model_3d_step_plain": "acs37800kmactr-030b3-spi.step",
      "lbr": "acs37800kmactr-030b3-spi.lbr"
    },
    "distributor_links": {
      "lcsc": "C5576508",
      "digikey": "620-ACS37800KMACTR-030B3-SPITR-ND",
      "mouser": "250-KMACTR-030B3-SPI"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T16:43:36Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "620-ACS37800KMACTR-030B3-SPITR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "250-KMACTR-030B3-SPI",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IP+",
        "type": "passive",
        "description": "Terminal for the current being sensed; fused internally."
      },
      {
        "number": "2",
        "name": "IP+",
        "type": "passive",
        "description": "Terminal for the current being sensed; fused internally."
      },
      {
        "number": "3",
        "name": "IP+",
        "type": "passive",
        "description": "Terminal for the current being sensed; fused internally."
      },
      {
        "number": "4",
        "name": "IP+",
        "type": "passive",
        "description": "Terminal for the current being sensed; fused internally."
      },
      {
        "number": "5",
        "name": "IP-",
        "type": "passive",
        "description": "Terminal for the current being sensed; fused internally."
      },
      {
        "number": "6",
        "name": "IP-",
        "type": "passive",
        "description": "Terminal for the current being sensed; fused internally."
      },
      {
        "number": "7",
        "name": "IP-",
        "type": "passive",
        "description": "Terminal for the current being sensed; fused internally."
      },
      {
        "number": "8",
        "name": "IP-",
        "type": "passive",
        "description": "Terminal for the current being sensed; fused internally."
      },
      {
        "number": "9",
        "name": "DIO_1/CS",
        "type": "bidirectional",
        "description": "Digital I/O 1, used as Chip Select (CS) in SPI mode."
      },
      {
        "number": "10",
        "name": "DIO_0/MOSI",
        "type": "bidirectional",
        "description": "Digital I/O 0, used as MOSI in SPI mode."
      },
      {
        "number": "11",
        "name": "SCL/SCLK",
        "type": "input",
        "description": "Serial clock line, used as SCLK in SPI mode."
      },
      {
        "number": "12",
        "name": "SDA/MISO",
        "type": "bidirectional",
        "description": "Serial data line, used as MISO in SPI mode."
      },
      {
        "number": "13",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply terminal; 4.5 to 5.5 V for the 5 V variant and 2.97 to 3.63 V for the 3.3 V variant."
      },
      {
        "number": "14",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground terminal."
      },
      {
        "number": "15",
        "name": "VINN",
        "type": "input",
        "description": "Negative voltage input, which must always be connected to GND."
      },
      {
        "number": "16",
        "name": "VINP",
        "type": "input",
        "description": "Positive voltage input; differential input range is ±250 mV."
      }
    ],
    "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 hint SOIC-16 matches the datasheet's 16-pin SOICW wide-body package (suffix MA). The MPN suffix "
        ],
        "pages_sent": 5,
        "cost_usd": 0.015,
        "at": "2026-10-28T16:43:26"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/154307c329af9c7c1c620bdcea6830d2.pdf",
        "pages": 41,
        "sha256": "2ab39f4c8c95831c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "acs37800kmactr-030b3-spi.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          9.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "acs37800kmactr-030b3-spi-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          9.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d889c026ed07299f57ec6a848bab0b4748f9041aab91cbabc4fb9e95420f355c",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Allegro MicroSystems, LLC",
      "Package": "SOIC-16",
      "Category": "Power Management",
      "Pins": "16"
    },
    "appearance": {
      "contacts": {
        "quote": "oz. copper on each side, connected to pins 1 and 2, and to pins 3 and 4,",
        "page": 3,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "2ab39f4c8c95831c2a5806ba6157dfa521e4c79815d7d9d390ac250d8976b376"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "2ab39f4c8c95831c2a5806ba6157dfa521e4c79815d7d9d390ac250d8976b376",
      "rows": [
        {
          "name": "Supply Voltage (3.3 V variant)",
          "symbol": "VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 2.97,
          "typ": 3.3,
          "max": 3.63,
          "conditions": "3.3 V variant",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Supply Current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 12,
          "max": 15,
          "conditions": "VCC(min) ≤ VCC ≤ VCC(max), no load on output pins",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Supply Bypass Capacitor",
          "symbol": "CBYPASS",
          "kind": "electrical",
          "unit": "µF",
          "min": 0.1,
          "typ": null,
          "max": null,
          "conditions": "VCC to GND recommended",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Differential Input Range",
          "symbol": "ΔVINR",
          "kind": "electrical",
          "unit": "mV",
          "min": -250,
          "typ": null,
          "max": 250,
          "conditions": "ΔVIN = VINP – VINN(GND)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Dynamic Input Frequency",
          "symbol": "fdyn_in",
          "kind": "electrical",
          "unit": "Hz",
          "min": 35,
          "typ": null,
          "max": 300,
          "conditions": "bypass_n_en = 0",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "ADC Fullscale (voltage channel)",
          "symbol": "ADCV_FS",
          "kind": "electrical",
          "unit": "codes",
          "min": -27500,
          "typ": null,
          "max": 27500,
          "conditions": "ΔVIN = ±250 mV, VINN= GND",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Voltage Channel Power Supply Error (offset)",
          "symbol": "PSEV_O",
          "kind": "electrical",
          "unit": "codes / %VCC",
          "min": -7,
          "typ": null,
          "max": 7,
          "conditions": "Ratio of change on VCC to change in offset at DC, 100% ±10% VCC(typ)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Voltage Channel Power Supply Error (sensitivity)",
          "symbol": "PSEV_S",
          "kind": "electrical",
          "unit": "% / %VCC",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "Ratio of change on VCC to change in sensitivity at DC, 100% ±10% VCC(typ)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Voltage Channel PSRR (offset)",
          "symbol": "PSRRV_O",
          "kind": "electrical",
          "unit": "dB",
          "min": 60,
          "typ": 70,
          "max": null,
          "conditions": "Ratio of change on VCC to change in offset, 10 Hz to 10 kHz, 10% VCC(pk-pk)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Voltage Channel PSRR (sensitivity)",
          "symbol": "PSRRV_S",
          "kind": "electrical",
          "unit": "dB",
          "min": 60,
          "typ": 75,
          "max": null,
          "conditions": "Ratio of change on VCC to change in sensitivity, 10 Hz to 10 kHz, 10% VCC(pk-pk)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "ADC Fullscale (current channel)",
          "symbol": "ADCI_FS",
          "kind": "electrical",
          "unit": "codes",
          "min": -27500,
          "typ": null,
          "max": 27500,
          "conditions": "IP = IPR(min) or IPR(max)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Current Channel Power Supply Error (offset)",
          "symbol": "PSEI_O",
          "kind": "electrical",
          "unit": "codes / %VCC",
          "min": -60,
          "typ": null,
          "max": 60,
          "conditions": "Ratio of change on VCC to change in offset at DC, 100% ±10% VCC(typ)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Current Channel Power Supply Error (sensitivity)",
          "symbol": "PSEI_S",
          "kind": "electrical",
          "unit": "% / %VCC",
          "min": -0.3,
          "typ": null,
          "max": 0.3,
          "conditions": "Ratio of change on VCC to change in sensitivity at DC, 100% ±10% VCC(typ)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Current Channel PSRR (offset)",
          "symbol": "PSRRI_O",
          "kind": "electrical",
          "unit": "dB",
          "min": 60,
          "typ": 65,
          "max": null,
          "conditions": "Ratio of change on VCC to change in offset, 10 Hz to 10 kHz, 10% VCC(pk-pk)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Current Channel PSRR (sensitivity)",
          "symbol": "PSRRI_S",
          "kind": "electrical",
          "unit": "dB",
          "min": 20,
          "typ": 40,
          "max": null,
          "conditions": "Ratio of change on VCC to change in sensitivity, 10 Hz to 10 kHz, 10% VCC(pk-pk)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Fault Range",
          "symbol": "IFAULT",
          "kind": "electrical",
          "unit": "× FS",
          "min": 0.65,
          "typ": null,
          "max": 2,
          "conditions": "Set using fault field in EEPROM",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "DIO Output High Level",
          "symbol": "VOH(DIO)",
          "kind": "electrical",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": null,
          "conditions": "VCC = 3.3 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "DIO Output Low Level",
          "symbol": "VOL(DIO)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "VCC = 3.3 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Digital Input High Voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.8,
          "typ": null,
          "max": 3.63,
          "conditions": "MOSI, SCLK, CS pins, VCC = 3.3 V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Digital Input Low Voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "MOSI, SCLK, CS pins",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "SPI Output High Voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.8,
          "typ": 3.3,
          "max": 3.8,
          "conditions": "MISO pin, CL = 20 pF, TA = 25°C, VCC(typ) = 3.3 V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "SPI Output Low Voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.3,
          "max": 0.5,
          "conditions": "MISO pin, CL = 20 pF, TA = 25°C",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "SPI Clock Frequency",
          "symbol": "fSCLK",
          "kind": "electrical",
          "unit": "MHz",
          "min": 0.1,
          "typ": null,
          "max": 10,
          "conditions": "MISO pin, CL = 20 pF",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "SPI Frame Rate",
          "symbol": "tSPI",
          "kind": "electrical",
          "unit": "kHz",
          "min": 5.8,
          "typ": null,
          "max": 588,
          "conditions": "",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Chip Select to First SCLK Edge",
          "symbol": "tCS",
          "kind": "timing",
          "unit": "ns",
          "min": 50,
          "typ": null,
          "max": null,
          "conditions": "Time from CS going low to SCLK falling edge",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "MOSI Setup Time",
          "symbol": "tSU",
          "kind": "timing",
          "unit": "ns",
          "min": 25,
          "typ": null,
          "max": null,
          "conditions": "Input setup time before SCLK rising edge",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "MOSI Hold Time",
          "symbol": "tHD",
          "kind": "timing",
          "unit": "ns",
          "min": 50,
          "typ": null,
          "max": null,
          "conditions": "Input hold time after SCLK rising edge",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "SCLK to CS Hold Time",
          "symbol": "tCHD",
          "kind": "timing",
          "unit": "ns",
          "min": 5,
          "typ": null,
          "max": null,
          "conditions": "Hold SCLK high time before CS rising edge",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Load Capacitance",
          "symbol": "CL",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "Loading on digital output (MISO) pin",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse Supply Voltage",
          "symbol": "VRCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse Input Voltage",
          "symbol": "VRNP, VRNN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Digital I/O Voltage",
          "symbol": "VDIO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "SPI, I2C, and general purpose I/O",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse Digital I/O Voltage",
          "symbol": "VRDIO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Continuous Current",
          "symbol": "ICMAX",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "TA = 25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature Range K",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Range K",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "TJ(max)",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 165,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 170,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance (Junction to Ambient)",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 23,
          "max": null,
          "conditions": "Mounted on ASEK37800 evaluation board, 750 mm2 of 4 oz. copper on each side",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance (Junction to Lead)",
          "symbol": "RθJL",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "Mounted on ACS37800 evaluation board",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "acs37800kmactr-030b3-spi"
  ],
  "discovery_pitch": "ACS37800KMACTR-030B3-SPI (Allegro MicroSystems, LLC) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "acs37800kmactr-030b3-spi.kicad_sym",
    "acs37800kmactr-030b3-spi.kicad_mod",
    "acs37800kmactr-030b3-spi.glb",
    "acs37800kmactr-030b3-spi.step",
    "acs37800kmactr-030b3-spi.lbr",
    "docs/hero.png",
    "docs/acs37800kmactr-030b3-spi-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "acs37800kmactr-030b3-spi-hero.glb",
    "acs37800kmactr-030b3-spi-hero.overlay.json",
    "acs37800kmactr-030b3-spi-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}