main
Ray Set visibility: public 2117b65 10d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "lm2903m8-13",
  "title": "LM2903M8-13",
  "brief": "Diodes Incorporated Comparators, MSOP-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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    "amplifiers-comparators",
    "lm2903m8-13",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "LM2903M8-13",
    "manufacturer": "Diodes Incorporated",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Comparators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589838289034244096",
    "parts": {
      "symbol": "lm2903m8-13.kicad_sym",
      "footprint": "lm2903m8-13.kicad_mod",
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      "model_3d_step": "lm2903m8-13-etched.step",
      "model_3d_step_plain": "lm2903m8-13.step",
      "lbr": "lm2903m8-13.lbr"
    },
    "distributor_links": {
      "lcsc": "C444955"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T22:27:22Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
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    },
    "pins": [
      {
        "number": "1",
        "name": "1OUT",
        "type": "output",
        "description": "Channel 1 comparator output is an uncommitted grounded-emitter NPN collector that can sink up to about 16 mA, with output voltage rated to 36 V."
      },
      {
        "number": "2",
        "name": "1IN-",
        "type": "input",
        "description": "Channel 1 inverting input; the input must not go below -0.3 V (at +25 °C), and either input can go to +36 V without damage."
      },
      {
        "number": "3",
        "name": "1IN+",
        "type": "input",
        "description": "Channel 1 non-inverting input; the common-mode range is 0 V to VCC - 1.5 V at +25 °C and the input must not go below -0.3 V."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin; all electrical characteristics are specified with GND = 0 V."
      },
      {
        "number": "5",
        "name": "2IN+",
        "type": "input",
        "description": "Channel 2 non-inverting input; the common-mode range is 0 V to VCC - 1.5 V at +25 °C and the input must not go below -0.3 V."
      },
      {
        "number": "6",
        "name": "2IN-",
        "type": "input",
        "description": "Channel 2 inverting input; the input must not go below -0.3 V (at +25 °C), and either input can go to +36 V without damage."
      },
      {
        "number": "7",
        "name": "2OUT",
        "type": "output",
        "description": "Channel 2 comparator output is an uncommitted grounded-emitter NPN collector that can sink up to about 16 mA, with output voltage rated to 36 V."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Chip supply voltage; single-supply operation is specified from 2 V to 36 V (absolute maximum 36 V)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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: Pin numbers, names and functions are taken from the LM2903 pin table on page 2 (the LM2903 table is ; The pin descriptions contain electrical limits (input range, output sink current, 36 V rating, 2-36 ; The output is an open-collector NPN with no internal pull-up. KiCad has no open-collector class in t"
        ],
        "pages_sent": 18,
        "cost_usd": 0.0725,
        "at": "2026-10-18T22:25:07"
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      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589838289034244096",
        "pages": 18,
        "sha256": "f35cbe124936ddf3",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
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          "name": "Input Offset Voltage (Non-A device), full range",
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          "conditions": "IIN+ or IIN− with OUT in linear range, VCM = 0V, TA = +25°C (Note 11)",
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          "name": "Input Offset Current, full range",
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          "conditions": "IIN+ - IIN−, VCM = 0V, Full Range",
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          "name": "Input Common-Mode Voltage Range",
          "symbol": "VCMR",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "VCC = 30V, TA = +25°C (Note 12); printed upper limit VCC -1.5",
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          "source": "datasheet"
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        {
          "name": "Input Common-Mode Voltage Range, full range",
          "symbol": "VCMR",
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          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "VCC = 30V, Full Range (Note 12); printed upper limit VCC-2",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Supply Current (both channels)",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.7,
          "max": 1.7,
          "conditions": "RL = ∞ on both channels, VCC = 30V, TA = +25°C",
          "source_page": 5,
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        {
          "name": "Supply Current (both channels), full range",
          "symbol": "ICC",
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          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "RL = ∞ on both channels, VCC = 30V, Full Range",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply Current (both channels), 5V",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.6,
          "max": 1,
          "conditions": "RL = ∞ on both channels, VCC = 5V, TA = +25°C",
          "source_page": 5,
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        {
          "name": "Supply Current (both channels), 5V full range",
          "symbol": "ICC",
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          "min": null,
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          "conditions": "RL = ∞ on both channels, VCC = 5V, Full Range",
          "source_page": 5,
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        {
          "name": "Voltage Gain",
          "symbol": "AV",
          "kind": "electrical",
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          "min": 50,
          "typ": 200,
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        {
          "name": "Output Sink Current",
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          "name": "Saturation Voltage",
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          "conditions": "VIN− = 1V, VIN+ = 0, ISINK ≤ 4mA, TA = +25°C",
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        {
          "name": "Saturation Voltage, full range",
          "symbol": "VSAT",
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          "conditions": "VIN− = 1V, VIN+ = 0, ISINK ≤ 4mA, Full Range",
          "source_page": 5,
          "source": "datasheet"
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          "name": "Output Leakage Current, full range",
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          "conditions": "VIN− = 0V, VIN+ = 1, VO = 30V, Full Range",
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          "name": "Supply Voltage",
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          "conditions": "TA = +25°C unless otherwise specified",
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          "name": "Input Voltage",
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          "kind": "absolute_maximum",
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          "min": -0.3,
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          "name": "Input Current",
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          "conditions": "VIN < -0.3V",
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          "name": "Output Voltage",
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          "name": "Output Current",
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          "source_page": 3,
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        {
          "name": "Operating Temperature Range",
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          "kind": "absolute_maximum",
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          "min": -40,
          "typ": null,
          "max": 125,
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        {
          "name": "Operating Junction Temperature",
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          "unit": "°C",
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          "name": "Storage Temperature Range",
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          "unit": "°C",
          "min": -65,
          "typ": null,
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          "name": "Lead Temperature (Soldering, 10 seconds)",
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          "name": "Supply Voltage, single supply (features)",
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          "conditions": "Single supply, from Features list; Application section states 2.0 to 30 VDC for bias network",
          "source_page": 1,
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          "name": "Package Thermal Impedance, junction to ambient, MSOP-8",
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    "name": "Ray",
    "email": "[email protected]"
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