LTC1844ES5-SD#TRPBF

{
  "slug": "ltc1844es5-sd-trpbf",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Linear Voltage Regulators (LDO), TSOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "ltc1844es5-sd#trpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ltc1844es5-sd-trpbf.kicad_sym",
    "ltc1844es5-sd-trpbf.kicad_mod",
    "ltc1844es5-sd-trpbf.glb",
    "ltc1844es5-sd-trpbf.step",
    "ltc1844es5-sd-trpbf.lbr",
    "docs/hero.png",
    "docs/ltc1844es5-sd-trpbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ltc1844es5-sd-trpbf-hero.glb",
    "ltc1844es5-sd-trpbf-hero.overlay.json",
    "ltc1844es5-sd-trpbf-etched.glb"
  ],
  "component": {
    "mpn": "LTC1844ES5-SD#TRPBF",
    "manufacturer": "Analog Devices",
    "package": "TSOT-23-5",
    "pin_count": 5,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/1844fa.pdf",
    "parts": {
      "symbol": "ltc1844es5-sd-trpbf.kicad_sym",
      "footprint": "ltc1844es5-sd-trpbf.kicad_mod",
      "model_3d": "ltc1844es5-sd-trpbf-hero.glb",
      "model_3d_plain": "ltc1844es5-sd-trpbf-etched.glb",
      "model_3d_step": "ltc1844es5-sd-trpbf-etched.step",
      "model_3d_step_plain": "ltc1844es5-sd-trpbf.step",
      "lbr": "ltc1844es5-sd-trpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C678831",
      "digikey": "LTC1844ES5-SD#TRPBFTR-ND",
      "mouser": "584-C1844ES5-SDTRPBF"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T21:22:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LTC1844ES5-SD#TRPBFTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-C1844ES5-SDTRPBF",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Power input for the regulator and load; the datasheet specifies VIN from 1.6V to 6.5V, absolute supply voltage of -7V to 7V, and the pin withstands reverse voltages, so a 0.1µF to 1µF bypass to ground is usually sufficient."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground and heat sink; solder to a ground plane or large pad to maximize heat dissipation."
      },
      {
        "number": "3",
        "name": "SHDN",
        "type": "input",
        "description": "Active-low shutdown input with a 0.35V to 0.9V threshold (0.65V typical) and typically less than 10nA pin current; it cannot be left floating and must be tied to the input pin if not used."
      },
      {
        "number": "4",
        "name": "ADJ",
        "type": "input",
        "description": "Error amplifier input for the adjustable output, referenced to 1.25V with about 30nA bias current flowing into the pin, setting an output range of 1.25V to 6V through an external resistor divider from OUT to GND."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "power_out",
        "description": "Voltage regulated output that supplies the load; a minimum 1µF output capacitor is required to ensure stability."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet's TSOT-23-5 pinout diagrams on page 2 are not labeled per part number in the extracted; Pin 4 descriptions are given as ADJ for adjustable devices and BYP for fixed devices, and the datash"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0802,
        "at": "2026-10-30T21:22:11"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/1844fa.pdf",
        "pages": 12,
        "sha256": "286a8caaef25ce19",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ltc1844es5-sd-trpbf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          0.95
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5120f0cee43ef7743cc08408d2c12f234fcac7355386e330a3a16f336e23da8d",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ltc1844es5-sd-trpbf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          0.95
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "7f0cca413817328e8d52f91ce911e6a8b65651983d17ed3d630784e9cc2fbc0a",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "S5",
      "source_page": 12,
      "D": {
        "nom_mm": 2.9,
        "range_mm": [
          null,
          null
        ]
      },
      "E1": {
        "nom_mm": 1.625,
        "range_mm": [
          1.5,
          1.75
        ]
      },
      "E": {
        "nom_mm": 2.8,
        "range_mm": [
          null,
          null
        ]
      },
      "e": {
        "nom_mm": 0.95,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.0,
        "range_mm": [
          null,
          1.0
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "ltc1844es5-sd-trpbf.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}