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Ray Set visibility: public a7a543b 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "mcp1703-3302e",
  "title": "MCP1703-3302E",
  "brief": "Microchip Tech Linear Voltage Regulators (LDO), SOT-223-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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    "package": "SOT-223-3",
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    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
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        "guard_notes": [
          "extractor flagged: The SOT-223 tab is also GND (Table 3-1 lists GND as '2,Tab'); it is not given a separate pin number,; The supplied pages do not include the Product Identification System/ordering code section, so the pa"
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        "pages": 32,
        "sha256": "7bfdaa05d529bf00",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-24",
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  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "SOT-223-3",
      "Category": "Power Management ICs",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "7bfdaa05d529bf00c145559de28a74b9ad5902ba16b6cfc87206b1d0426f30d9",
      "rows": [
        {
          "name": "Input Operating Voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 16,
          "conditions": "Note 1",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Quiescent Current",
          "symbol": "Iq",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 2,
          "max": 5,
          "conditions": "IL = 0 mA",
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          "source": "datasheet"
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        {
          "name": "Maximum Output Current",
          "symbol": "IOUT_mA",
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          "min": 250,
          "typ": null,
          "max": null,
          "conditions": "For VR ≥ 2.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Regulation",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": 0.4,
          "max": 2,
          "conditions": "VR-2.0% to VR+2.0%, typ VR±0.4%, Note 2",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "ΔVOUT/(VOUTXΔVIN)",
          "kind": "electrical",
          "unit": "%/V",
          "min": -0.3,
          "typ": 0.1,
          "max": 0.3,
          "conditions": "(VOUT(MAX) + VDROPOUT(MAX)) ≤ VIN ≤ 16V, Note 1",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "ΔVOUT/VOUT",
          "kind": "electrical",
          "unit": "%",
          "min": -2.5,
          "typ": 1,
          "max": 2.5,
          "conditions": "IL = 1.0 mA to 250 mA for VR >= 2.5V, VIN = 3.65V, Note 4",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VDROPOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 525,
          "max": 725,
          "conditions": "IL = 250 mA, 3.3V ≤ VR < 5.0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Steady State",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature (transient)",
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          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "Transient",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input/Output Pin Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 0.3,
          "conditions": "All inputs and outputs w.r.t. (VSS-0.3V) to (VIN+0.3V); max is VIN+0.3V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD protection HBM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": 4,
          "typ": null,
          "max": null,
          "conditions": "All pins, HBM",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD protection MM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": 400,
          "typ": null,
          "max": null,
          "conditions": "All pins, MM",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Short Circuit Current",
          "symbol": "IOUT_SC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 400,
          "max": null,
          "conditions": "VIN = VIN(MIN) (Note 1), VOUT = GND, Current (average current) measured 10 ms after short is applied.",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VOUT Temperature Coefficient",
          "symbol": "TCVOUT",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "Note 3",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Delay Time",
          "symbol": "TDELAY",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 1000,
          "max": null,
          "conditions": "VIN = 0V to 6V, VOUT = 90% VR, RL = 50Ω resistive",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Noise",
          "symbol": "eN",
          "kind": "electrical",
          "unit": "µV/(Hz)1/2",
          "min": null,
          "typ": 8,
          "max": null,
          "conditions": "IL = 50 mA, f = 1 kHz, COUT = 1 µF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Ripple Rejection Ratio",
          "symbol": "PSRR",
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          "unit": "dB",
          "min": null,
          "typ": 44,
          "max": null,
          "conditions": "f = 100 Hz, COUT = 1 µF, IL = 100 µA, VINAC = 100 mV pk-pk, CIN = 0 µF, VR = 1.2V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Protection",
          "symbol": "TSD",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, junction to ambient, 3LD SOT-223",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 62,
          "max": null,
          "conditions": "EIA/JEDEC JESD51-7 FR-4 0.063 4-Layer Board",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, junction to case, 3LD SOT-223",
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          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "EIA/JEDEC JESD51-7 FR-4 0.063 4-Layer Board",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "MCP1703-3302E (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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