CSA231LATSSOP8

{
  "schema_version": 1,
  "type": "component",
  "slug": "csa231latssop8",
  "title": "CSA231LATSSOP8",
  "brief": "analogysemi Current Sense Amplifiers, TSSOP-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": "CSA231LATSSOP8",
    "manufacturer": "analogysemi",
    "package": "TSSOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Current Sense Amplifiers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590907362633342976",
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      "lbr": "csa231latssop8.lbr"
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    "distributor_links": {
      "lcsc": "C6807604"
    },
    "distributor_check": {
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
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      "mouser": {
        "pn": null,
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      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "Do not connect; this pin must be left unconnected."
      },
      {
        "number": "2",
        "name": "RS+",
        "type": "input",
        "description": "External resistor power-side (high-side) sense connection, with VRS+ to GND specified from 0 V to 76 V and VRS+ - VRS- limited to -1 V to +1 V."
      },
      {
        "number": "3",
        "name": "RS–",
        "type": "input",
        "description": "External resistor load-side sense connection, with VRS- to GND specified from 0 V to 76 V."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground."
      },
      {
        "number": "5",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage from 2.7 V to 5.5 V, with at least a 100 nF capacitor connected to GND."
      },
      {
        "number": "6",
        "name": "REF2",
        "type": "input",
        "description": "Reference voltage input 2, typically connected to GND, with the reference input range specified as GND to VDD."
      },
      {
        "number": "7",
        "name": "REF1",
        "type": "input",
        "description": "Reference voltage input 1, typically connected to VDD, with the reference input range specified as GND to VDD."
      },
      {
        "number": "8",
        "name": "OUT",
        "type": "output",
        "description": "Output, which sits at one-half of (REF1 + REF2)."
      }
    ],
    "provenance": {
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Table 1 marks CSA231LATSSOP8 with footnote (2), which the datasheet defines as 'Available in the fut; Pin numbering is taken from the TSSOP-8 column of Table 3 (pin positions 1 to 8). Figure 1 TSSOP-8 t; The REF1/REF2 and VDD descriptions reflect the datasheet's 'typically connected' guidance, which is "
        ],
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        "cost_usd": 0.059,
        "at": "2026-10-18T00:47:31"
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      "pins": {
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        "described": 8,
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  "metadata": {
    "specs": {
      "Manufacturer": "analogysemi",
      "Package": "TSSOP-8",
      "Category": "Amplifiers/Comparators",
      "Pins": "8"
    },
    "characteristics": {
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          "symbol": "VDD",
          "kind": "electrical",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 5.5,
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          "name": "Supply Current",
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          "max": 800,
          "conditions": "TA = 25°C",
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        {
          "name": "Power-Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 105,
          "typ": 108,
          "max": null,
          "conditions": "2.7V ≤ VDD ≤ 5.5V",
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          "symbol": "VCM",
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        {
          "name": "Input Offset Voltage",
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          "name": "Input Offset Voltage",
          "symbol": "VOS",
          "kind": "electrical",
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          "min": -150,
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          "name": "Input Bias Current at VRS+ and VRS–",
          "symbol": "IRS+, IRS–",
          "kind": "electrical",
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          "name": "Input Offset Current",
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          "unit": "µA",
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        },
        {
          "name": "Input Leakage Current",
          "symbol": "IRS+, IRS–",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "VDD = 0V, VRS+ = VRS– = 76V",
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        {
          "name": "Input Offset Voltage Drift",
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        {
          "name": "Gain Error",
          "symbol": "GE",
          "kind": "tolerance",
          "unit": "%",
          "min": null,
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          "max": 0.1,
          "conditions": "TA = 25°C",
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        {
          "name": "Gain Error",
          "symbol": "GE",
          "kind": "tolerance",
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          "min": null,
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          "conditions": "–40°C ≤ TA ≤ 85°C",
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        {
          "name": "Gain Error",
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        {
          "name": "VREF Resistor Match",
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        {
          "name": "Reference Voltage Rejection Ratio (Input-Referred)",
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          "kind": "electrical",
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        {
          "name": "Output Low Voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "mV",
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          "max": 15,
          "conditions": "Sink 500µA",
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          "name": "Output Low Voltage",
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          "max": 4,
          "conditions": "No load",
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        {
          "name": "Capacitive Load Stability",
          "symbol": "CLOAD",
          "kind": "electrical",
          "unit": "nF",
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          "conditions": "With 250Ω isolation resistor",
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          "kind": "electrical",
          "unit": "pF",
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          "max": 500,
          "conditions": "Without any isolation resistor",
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        {
          "name": "Power-Up Time",
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        {
          "name": "Power Supply VDD to GND (recommended)",
          "symbol": "VDD",
          "kind": "recommended_operating",
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        {
          "name": "VRS+ and VRS– To GND",
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          "min": 0,
          "typ": null,
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          "conditions": "To GND",
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        {
          "name": "VRS+ – VRS–",
          "symbol": "VRS+ – VRS–",
          "kind": "recommended_operating",
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          "typ": null,
          "max": 1,
          "conditions": "",
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        {
          "name": "Operating Ambient Temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
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        {
          "name": "VDD to GND",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
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        {
          "name": "RS+, RS– to GND",
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          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 80,
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        {
          "name": "REF1, REF2 to GND (printed max: VDD + 0.3)",
          "symbol": "VREF1, VREF2",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
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        {
          "name": "RS+ to RS–",
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          "unit": "V",
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          "typ": null,
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          "conditions": "1s maximum duration due to package thermal dissipation",
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          "name": "Continuous input current (any pin)",
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        {
          "name": "Operating temperature, TA",
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          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
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        {
          "name": "Junction temperature, TJ",
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          "kind": "absolute_maximum",
          "unit": "°C",
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        {
          "name": "Storage temperature, Tstg",
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          "kind": "absolute_maximum",
          "unit": "°C",
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        {
          "name": "Lead soldering",
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          "min": null,
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          "name": "Soldering (reflow)",
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          "unit": "°C",
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          "name": "Electrostatic Discharge, Human-body model",
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          "name": "Electrostatic Discharge, Charged-device model",
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          "name": "VREF Resistor Temperature Drift",
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          "min": null,
          "typ": 180,
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          "name": "Signal Bandwidth",
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          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "–3dB, all gain configurations, VSENSE > 5mV",
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          "name": "Slew Rate",
          "symbol": "SR",
          "kind": "electrical",
          "unit": "V/µs",
          "min": null,
          "typ": 0.4,
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          "name": "AC Power-Supply Rejection Ratio",
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          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 47,
          "max": null,
          "conditions": "f = 200kHz",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "AC Common-Mode Rejection Ratio",
          "symbol": "AC CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "f = 200kHz",
          "source_page": 6,
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        {
          "name": "Input Voltage-Noise Density",
          "symbol": "en",
          "kind": "electrical",
          "unit": "nV/√Hz",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "f = 1kHz",
          "source_page": 6,
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        },
        {
          "name": "Saturation Recovery Time",
          "symbol": "",
          "kind": "timing",
          "unit": "µs",
          "min": null,
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        },
        {
          "name": "Junction-to-Ambient Thermal Resistance (TSSOP-8)",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 187,
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          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "Junction-to-Board Thermal Resistance (TSSOP-8)",
          "symbol": "RθJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-Top Characterization Parameter (TSSOP-8)",
          "symbol": "ψJT",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 1,
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          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-Board Characterization Parameter (TSSOP-8)",
          "symbol": "ψJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 118,
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        {
          "name": "Junction-to-Case (Top) Thermal Resistance (TSSOP-8)",
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          "kind": "thermal",
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          "typ": 46,
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        },
        {
          "name": "Junction-to-Case (Bottom) Thermal Resistance (TSSOP-8)",
          "symbol": "RθJC(bot)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 82,
          "max": null,
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          "source": "datasheet"
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