AP3429AKTTR-TP

{
  "slug": "ap3429akttr-tp",
  "version": "0.1.1",
  "type": "component",
  "description": "TECH PUBLIC DC-DC Converters, SOT-23-5. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "pmic",
    "ap3429akttr-tp"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ap3429akttr-tp.kicad_sym",
    "ap3429akttr-tp.kicad_mod",
    "ap3429akttr-tp.glb",
    "ap3429akttr-tp.step",
    "ap3429akttr-tp.lbr",
    "docs/hero.png",
    "docs/ap3429akttr-tp-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ap3429akttr-tp-etched.glb",
    "ap3429akttr-tp-etched.step",
    "ap3429akttr-tp-hero.glb",
    "ap3429akttr-tp-hero.overlay.json"
  ],
  "component": {
    "mpn": "AP3429AKTTR-TP",
    "manufacturer": "TECH PUBLIC",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e5c41a879e50044ce6e78a56e7838274.pdf",
    "parts": {
      "symbol": "ap3429akttr-tp.kicad_sym",
      "footprint": "ap3429akttr-tp.kicad_mod",
      "model_3d": "ap3429akttr-tp-hero.glb",
      "model_3d_plain": "ap3429akttr-tp.glb",
      "model_3d_step": "ap3429akttr-tp-etched.step",
      "model_3d_step_plain": "ap3429akttr-tp.step",
      "lbr": "ap3429akttr-tp.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Enable input. Drive high (>=1.5 V) to turn the converter on, low (<=0.4 V) to shut it down. Pin has an internal ~1100 kΩ pull-down to GND."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground pin. Return for both the internal power MOSFETs and control circuitry."
      },
      {
        "number": "3",
        "name": "SW",
        "type": "power_out",
        "description": "Switching node (also labeled LX on the pin diagram). Connect this pin to the external inductor; internal high-side and low-side MOSFETs switch this node between VIN and GND."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input pin, 2.7 V to 5.5 V. Bypass with a ceramic capacitor (10 µF typical) close to the pin."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Output voltage feedback pin. Connect to the midpoint of an external resistor divider from VOUT to GND; internal reference is 0.6 V (0.591 V - 0.609 V)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/e5c41a879e50044ce6e78a56e7838274.pdf",
        "pages": 5,
        "sha256": "40c74d6292c6f140",
        "source_tier": "lcsc"
      },
      "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": "ap3429akttr-tp.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ap3429akttr-tp-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a9aa5c469e2e0e4afe739e45e72bc6b5cc6bd9a9642470bf7f17e0ec866908c2",
        "checked": "2026-11-13",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "title": "AP3429AKTTR-TP",
  "brief": "TECH PUBLIC DC-DC Converters, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "metadata": {
    "specs": {
      "Manufacturer": "TECH PUBLIC",
      "Package": "SOT-23-5",
      "Category": "PMIC",
      "Pins": "5"
    }
  },
  "discovery_triggers": [
    "ap3429akttr-tp"
  ],
  "discovery_pitch": "AP3429AKTTR-TP (TECH PUBLIC) component page with datasheet-verified CAD.",
  "visibility": "public"
}