main
Ray Publish 0.2.1 bbd753d
{
  "slug": "ld1117dt33ctr",
  "version": "0.2.1",
  "type": "component",
  "description": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, DPAK. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
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    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "DPAK",
      "Category": "PMIC",
      "Pins": "4"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "rows": [
        {
          "name": "Output current",
          "symbol": "IOUT",
          "kind": "electrical",
          "unit": "mA",
          "min": 800,
          "typ": 950,
          "max": 1300,
          "conditions": "Vin = 8.3 V, TJ = 25 °C",
          "source_page": 18,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "datasheet prints several: 15 V (DC input voltage), 18 V (IOUT lower than 20 mA (footnote 1) DC input voltage); the most conservative is kept",
          "source_page": 7,
          "source": "datasheet"
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    "mpn": "LD1117DT33CTR",
    "manufacturer": "STMicroelectronics",
    "package": "DPAK",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
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      "digikey": "497-1235-2-ND",
      "mouser": "511-LD1117DT33C-TR",
      "lcsc": "C36395"
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      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / reference return for the regulator. On the fixed-voltage (LD1117-33) versions this pin serves as the device ground; on the adjustable LD1117 the same pin is the ADJ (feedback) input tied to VREF = 1.25 V."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 3.3 V output. Supplies up to 800 mA (typ. 950 mA, max 1300 mA) at Vin − Vout = 5 V, TJ = 25 °C. A minimum 10 µF output capacitor is required for loop stability. Also the package tab: exposed metal tab used as the primary thermal path. Electrically connected to VOUT internally, so any heatsink/copper pour on the tab is at the regulated output potential (not ground)."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated DC input supply. Operating input voltage up to 15 V; absolute maximum 15 V (18 V permitted only when IOUT < 20 mA). A 100 nF input decoupling capacitor is recommended."
      }
    ],
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        "described": 4,
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        "checked": "2026-10-07",
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  "title": "LD1117DT33CTR",
  "brief": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, DPAK. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "discovery_triggers": [
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  "discovery_pitch": "LD1117DT33CTR (STMicroelectronics) component page with datasheet-verified CAD.",
  "visibility": "public"
}