main
Ray Set visibility: public cd75a23 11d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "xc9140c331mr-g",
  "title": "XC9140C331MR-G",
  "brief": "Torex Semicon DC-DC Converters, SOT-25-5. 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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    "power management ics",
    "xc9140c331mr-g",
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  "component": {
    "mpn": "XC9140C331MR-G",
    "manufacturer": "Torex Semicon",
    "package": "SOT-25-5",
    "pin_count": 5,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/168ca78ec0b528bce31abf5b1c231bdf.pdf",
    "parts": {
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      "lbr": "xc9140c331mr-g.lbr"
    },
    "distributor_links": {
      "lcsc": "C2468829",
      "digikey": "893-1182-2-ND",
      "mouser": "865-XC9140C331MR-G"
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "893-1182-2-ND",
        "status": "found"
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        "description": "Chip Enable: H is active for all series, L selects stand-by (XC9140A) or bypass mode (XC9140C), and the pin must not be left open, with CE H voltage 0.75V min and CE L voltage 0.3V max per the electrical characteristics."
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        "type": "output",
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        "at": "2026-10-28T15:50:27"
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        "pages": 28,
        "sha256": "7c50d9235db0576f",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "extents_mm": [
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        "centre_offset_mm": 0,
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  "metadata": {
    "specs": {
      "Manufacturer": "Torex Semicon",
      "Package": "SOT-25-5",
      "Category": "Power Management ICs",
      "Pins": "5"
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      "version": 1,
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          "name": "Input Voltage",
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          "max": 5.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Output Voltage (3.3V group)",
          "symbol": "VOUT(E)",
          "kind": "electrical",
          "unit": "V",
          "min": 3.234,
          "typ": null,
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          "conditions": "VPULL=1.5V, Voltage to start oscillation while VOUT is decreasing",
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          "name": "Operation Start Voltage",
          "symbol": "VST1",
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          "conditions": "VBAT=VPULL=1.5V, VOUT=VOUT(T)×0.98V (*1), While VCE=0.3→0.75V, Voltage to start oscillation",
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          "name": "CE L Voltage",
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          "max": 0.3,
          "conditions": "VBAT=VPULL=1.5V, VOUT=VOUT(T)×0.98V (*1), While VCE=0.75→0.3V, Voltage to stop oscillation",
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          "name": "CE H Current",
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          "unit": "μA",
          "min": -0.1,
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          "conditions": "VBAT=VLX=VOUT=5.5V, VCE=0V",
          "source_page": 5,
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          "name": "Supply Current (3.3V group)",
          "symbol": "Iq",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 6.3,
          "max": 10,
          "conditions": "Oscillation stops, VOUT=VOUT(T)+0.5V (*1)",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Input Pin Current",
          "symbol": "IBAT",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.25,
          "max": 1,
          "conditions": "VOUT=VOUT(T)+0.5V (*1)",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Bypass Mode Current",
          "symbol": "IBYP",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 3.5,
          "max": 6.1,
          "conditions": "VBAT=VLX=5.5V, VCE=0V",
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        {
          "name": "PFM Switching Current",
          "symbol": "IPFM",
          "kind": "electrical",
          "unit": "mA",
          "min": 295,
          "typ": 350,
          "max": 405,
          "conditions": "IOUT=3mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum ON Time",
          "symbol": "tONMAX",
          "kind": "electrical",
          "unit": "μs",
          "min": 3.1,
          "typ": 4.6,
          "max": 6,
          "conditions": "VPULL=1.5V, VOUT=VOUT(T)×0.98V (*1)",
          "source_page": 5,
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        {
          "name": "LX SW Pch ON Resistance (3.3V group)",
          "symbol": "RLXP",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.65,
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          "conditions": "VBAT=VLX=VCE=VOUT(T)+0.5V (*1), IOUT=200mA",
          "source_page": 8,
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        {
          "name": "LX SW Nch ON Resistance",
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          "unit": "Ω",
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          "typ": 0.6,
          "max": null,
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          "name": "Efficiency (VOUT(T)=3.3V)",
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          "name": "VOUT Pin Voltage",
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