CBM1764DT-1.8-REEL

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  "slug": "cbm1764dt-1-8-reel",
  "title": "CBM1764DT-1.8-REEL",
  "brief": "Corebai Microelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-263-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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    "power management (pmic)",
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  "component": {
    "mpn": "CBM1764DT-1.8-REEL",
    "manufacturer": "Corebai Microelectronics",
    "package": "TO-263-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588945406394290176",
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    "pins": [
      {
        "number": "1",
        "name": "SHDN",
        "type": "input",
        "description": "Active-low shutdown/enable control. Pulling SHDN low (<0.25V) places the regulator in low-power shutdown; drive high (>2V, up to 5V logic or OC gate with pull-up) to enable. Pin current is typically ~12uA at VSHDN=20V, so an OC driver must supply >20uA. Tie to IN if unused; leaving floating enters micro-power shutdown."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Power input, 2.7V to 20V operating range. Provides supply to the regulator. Bypass with 1uF-10uF ceramic/tantalum capacitor when the input trace is >6 inches from the bulk supply cap. Tolerates reverse input voltage down to -20V (reverse leakage <1mA) without damage."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground. The TO-263-5 exposed tab is internally connected to pin 3 (GND) and should be soldered to a copper pour for thermal dissipation (theta-JA ~23°C/W)."
      },
      {
        "number": "4",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated 1.8V output, up to 3A load. Requires a minimum 10uF output capacitor (max ESR 3Ω) for stability; larger COUT reduces load-transient peak deviation. Fixed 1.8V (±1.5% typical, tolerances 1.737V to 1.854V over full temperature and load)."
      },
      {
        "number": "5",
        "name": "SENSE",
        "type": "input",
        "description": "Output sense (feedback) input for fixed-output versions. Connects directly to the internal error amplifier's inverting input. Typically tied to OUT at the load (Kelvin-sense) to compensate PCB trace IR drop; sense current is ~400uA. On the -ADJ variant this pin becomes ADJ (1.2V reference, ~3uA bias), but on CBM1764DT-1.8 it is SENSE."
      }
    ],
    "provenance": {
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        "sha256": "bb1f1a6a9812de71",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
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        "refuses_to_fabricate": true
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          15.0,
          10.0,
          4.42
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "94c2a3dc1aaad85b6b5193f97d9a7c61b4e28bac25952a1e629557bcf747e246",
        "checked": "2026-10-07",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Corebai Microelectronics",
      "Package": "TO-263-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    }
  },
  "variants": [
    {
      "mpn": "CBM1764DT-1.8-REEL",
      "kind": "packaging"
    },
    {
      "mpn": "CBM1764DT-1.8-REELADJ",
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    {
      "mpn": "CBM1764DT-1.8-REELADJ-REEL",
      "kind": "different-part"
    },
    {
      "mpn": "CBM1764DT-1.8-REEL1.2-REEL",
      "kind": "packaging"
    },
    {
      "mpn": "CBM1764DT-1.8-REEL1.5-REEL",
      "kind": "packaging"
    },
    {
      "mpn": "CBM1764DT-1.8-REEL2.5-REEL",
      "kind": "packaging"
    },
    {
      "mpn": "CBM1764DT-1.8-REEL3.3-REEL",
      "kind": "packaging"
    }
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  "discovery_pitch": "CBM1764DT-1.8-REEL (Corebai Microelectronics) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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  "updated_at": "2026-09-24T18:28:53.313Z"
}