AMS1085CM-3.3

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  "title": "AMS1085CM-3.3",
  "brief": "Advanced Monolithic Systems Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-263-3. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
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    "mpn": "AMS1085CM-3.3",
    "manufacturer": "Advanced Monolithic Systems",
    "package": "TO-263-3",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/d0eab6688c784d67aabb2762f19c53ff.pdf",
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      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the fixed 3.3V regulator. Connects to the negative side of the load; carries only the small quiescent current (typ 5 mA, max 10 mA)."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 3.3V output (3.235 V to 3.365 V over temperature) with 3A output current capability. Requires an output capacitor for stability (22µF tantalum or 150µF aluminum electrolytic recommended). Electrically shorted to the package tab. Also the package tab: metal tab is electrically connected to VOUT (pin 2) and serves as the primary thermal path. Solder to a copper pour (≥0.5 in² recommended) to achieve the specified θJA of 30°C/W."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input supply, 4.75V to 12V for the -3.3 fixed variant (absolute max 15V). Dropout is 1.3V max at IOUT = 3A. Bypass with a local capacitor (e.g., 1µF tantalum) recommended."
      }
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    "pin1": {
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      "at": [
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        -2.54
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      "corner": "top-left",
      "source": "silk-marker",
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          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
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          "max": 15,
          "conditions": "",
          "source_page": 2,
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  "updated_at": "2026-09-24T16:21:21.614Z",
  "description": "Advanced Monolithic Systems Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-263-3. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "org": "adom"
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