ACS733KLATR-40AB-T

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  "slug": "acs733klatr-40ab-t",
  "title": "ACS733KLATR-40AB-T",
  "brief": "Allegro MicroSystems, LLC Current Sensors, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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    "mpn": "ACS733KLATR-40AB-T",
    "manufacturer": "Allegro MicroSystems, LLC",
    "package": "SOIC-16-300mil",
    "pin_count": 16,
    "category": "Sensors",
    "subcategory": "Current Sensors",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/5c03eeab13640c87e76a69101145c3f1.pdf",
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      "lbr": "acs733klatr-40ab-t.lbr"
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    "distributor_links": {
      "lcsc": "C459339"
    },
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
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      "mouser": {
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    },
    "pins": [
      {
        "number": "1",
        "name": "IP+",
        "type": "passive",
        "description": "Positive terminal for current being sensed; fused internally with pins 2-4, and isolated from signal pins 9-16."
      },
      {
        "number": "2",
        "name": "IP+",
        "type": "passive",
        "description": "Positive terminal for current being sensed; fused internally with pins 1, 3 and 4."
      },
      {
        "number": "3",
        "name": "IP+",
        "type": "passive",
        "description": "Positive terminal for current being sensed; fused internally with pins 1, 2 and 4."
      },
      {
        "number": "4",
        "name": "IP+",
        "type": "passive",
        "description": "Positive terminal for current being sensed; fused internally with pins 1-3."
      },
      {
        "number": "5",
        "name": "IP–",
        "type": "passive",
        "description": "Negative terminal for current being sensed; fused internally with pins 6-8."
      },
      {
        "number": "6",
        "name": "IP–",
        "type": "passive",
        "description": "Negative terminal for current being sensed; fused internally with pins 5, 7 and 8."
      },
      {
        "number": "7",
        "name": "IP–",
        "type": "passive",
        "description": "Negative terminal for current being sensed; fused internally with pins 5, 6 and 8."
      },
      {
        "number": "8",
        "name": "IP–",
        "type": "passive",
        "description": "Negative terminal for current being sensed; fused internally with pins 5-7."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground terminal."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground terminal."
      },
      {
        "number": "11",
        "name": "PROGRAM",
        "type": "input",
        "description": "Programming input pin for factory calibration; connect to ground for best ESD performance."
      },
      {
        "number": "12",
        "name": "VIOUT",
        "type": "output",
        "description": "Analog output signal proportional to the sensed current, absolute maximum 6 V."
      },
      {
        "number": "13",
        "name": "FAULT",
        "type": "output",
        "description": "Open-drain overcurrent fault output, needs an external pull-up resistor, absolute maximum 6 V."
      },
      {
        "number": "14",
        "name": "VOC",
        "type": "input",
        "description": "Sets the overcurrent fault threshold via an external resistor divider from VCC, with VVOC from 0.1×VCC to 0.4×VCC."
      },
      {
        "number": "15",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply terminal, absolute maximum 6 V."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply terminal, absolute maximum 6 V."
      }
    ],
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Package hint says SOIC-16-300mil; datasheet only names the 16-pin SOICW (suffix LA) wide body packag"
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        "at": "2026-10-22T19:22:07"
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        "pages": 27,
        "sha256": "f9374b1e7e3d0f4f",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
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        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "Allegro MicroSystems, LLC",
      "Package": "SOIC-16-300mil",
      "Category": "Sensors",
      "Pins": "16"
    },
    "appearance": {
      "contacts": {
        "quote": "with 100% matte tin, which is compatible with standard lead (Pb) free printed circuit board assembly processes. Internally, the device",
        "page": 2,
        "doc": "ds.pdf",
        "plating": "tin"
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          "name": "Supply Voltage (ACS733)",
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        {
          "name": "Zero Current Output Ratiometry Error",
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          "unit": "mV",
          "min": -12,
          "typ": 10,
          "max": 12,
          "conditions": "TA = 25°C, VCC = ±5 % variation of nominal supply voltage",
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          "unit": "%",
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          "max": 2,
          "conditions": "TA = 25°C, VCC = ±5 % variation of nominal supply voltage",
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        {
          "name": "FAULT Response Time",
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          "kind": "timing",
          "unit": "μs",
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          "max": 0.75,
          "conditions": "Time from IP > IFAULT to when FAULT pin is pulled below VFAULT; input current step from 0 to 1.2 × IFAULT",
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        {
          "name": "FAULT Release Time",
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          "kind": "timing",
          "unit": "µs",
          "min": 0.1,
          "typ": null,
          "max": 0.45,
          "conditions": "Time from IP falling below IFAULT – IHYS to when VFAULT is pulled above VFAULTL; 100 pF from FAULT to ground",
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          "conditions": "In fault condition; RF(PULLUP) = 10 kΩ",
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          "min": -3,
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          "unit": "%",
          "min": -2,
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          "max": 2,
          "conditions": "IP = IPR(max), TA = 125°C",
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        {
          "name": "Total Output Error",
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          "kind": "electrical",
          "unit": "%",
          "min": -6.5,
          "typ": 3,
          "max": 6.5,
          "conditions": "IP = IPR(max), TA = –40°C",
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        {
          "name": "Sensitivity Error",
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          "kind": "electrical",
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          "min": -1.5,
          "typ": 1.3,
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          "conditions": "IP = IPR(max) / 2, TA = 25°C",
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        {
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          "min": -2,
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          "conditions": "IP = IPR(max) / 2, TA = 125°C",
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          "name": "Sensitivity Error",
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          "min": -4.5,
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          "conditions": "IP = IPR(max) / 2, TA = –40°C",
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        {
          "name": "Voltage Offset Error",
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          "kind": "electrical",
          "unit": "mV",
          "min": -40,
          "typ": 9,
          "max": 40,
          "conditions": "IP = 0 A, TA = 25°C",
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          "min": -40,
          "typ": 7,
          "max": 40,
          "conditions": "IP = 0 A, TA = 125°C",
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          "min": -75,
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          "conditions": "IP = 0 A, TA = –40°C",
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          "name": "Linearity Error",
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          "min": -1,
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          "conditions": "TA = 25°C, 125°C",
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          "conditions": "TA = 25°C",
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          "name": "Internal Bandwidth",
          "symbol": "BW",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
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          "conditions": "Small signal –3 dB; CL = 220 pF",
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          "name": "Power On Delay Time",
          "symbol": "tPOD",
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          "conditions": "TA = 25°C",
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          "name": "Noise Density",
          "symbol": "IND",
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          "unit": "µA/√Hz",
          "min": null,
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          "conditions": "VCC = 3.3 V, TA = 25°C, CL = 220 pF; input referred",
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          "max": 6,
          "conditions": "",
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          "conditions": "",
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          "name": "Fault Output Voltage",
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          "typ": null,
          "max": 6,
          "conditions": "",
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          "name": "Forward VOC Voltage",
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          "typ": null,
          "max": 6,
          "conditions": "",
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          "min": null,
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          "conditions": "Maximum survivable sink or source current on the output",
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          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
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          "max": 55,
          "conditions": "TA = 25°C",
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        {
          "name": "Nominal Operating Ambient Temperature",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Range K",
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          "name": "Maximum Junction Temperature",
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          "kind": "absolute_maximum",
          "unit": "°C",
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          "name": "Storage Temperature",
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          "kind": "thermal",
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          "conditions": "Mounted on the Allegro ASEK732/3 evaluation board",
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          "conditions": "Mounted on the Allegro ASEK732/3 evaluation board",
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