TD1509P5 R

{
  "schema_version": 1,
  "type": "component",
  "slug": "td1509p5-r",
  "title": "TD1509P5 R",
  "brief": "Techcode DC-DC Converters, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "td1509p5 r"
  ],
  "component": {
    "mpn": "TD1509P5 R",
    "manufacturer": "Techcode",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/034b9c5ed9b49b3f3c560df705595fb7.pdf",
    "parts": {
      "symbol": "td1509p5-r.kicad_sym",
      "footprint": "td1509p5-r.kicad_mod",
      "model_3d": "td1509p5-r-etched.glb",
      "model_3d_plain": "td1509p5-r.glb",
      "model_3d_step": "td1509p5-r-etched.step",
      "model_3d_step_plain": "td1509p5-r.step",
      "lbr": "td1509p5-r.lbr"
    },
    "distributor_links": {
      "lcsc": "C97262"
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply voltage. Operating range 3.6V to 45V; absolute max 45V. Bypass locally with a low-ESR input capacitor to keep switching current loops tight."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "output",
        "description": "Switching output (emitter of the internal high-side power transistor). Connects to the external catch diode's cathode and the inductor. Saturation voltage typically 1.2V at Iout=3A; internal current limit ~4.2A peak."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Output voltage feedback input to the internal error amplifier. Internal reference 1.235V (adjustable version). For fixed 5V version the divider is internal (R1=2.49k, R2=7.57k) so FB is typically tied to VOUT. Feedback bias current typically 10 nA."
      },
      {
        "number": "4",
        "name": "ON/OFF",
        "type": "input",
        "description": "TTL-compatible shutdown control. Regulator is ON when this pin is Low (VIL ≤ 0.6V typ) or left floating; regulator is OFF when High (VIH ≥ 2.0V). Absolute max range -0.3V to Vin+0.3V. Standby current typically 80 µA when disabled."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground. Pins 5-8 are all tied to ground internally and should all be connected to the ground plane; the paired pins also aid heat sinking of the die."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground. Pins 5-8 are all tied to ground internally and should all be connected to the ground plane; the paired pins also aid heat sinking of the die."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground. Pins 5-8 are all tied to ground internally and should all be connected to the ground plane; the paired pins also aid heat sinking of the die."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground. Pins 5-8 are all tied to ground internally and should all be connected to the ground plane; the paired pins also aid heat sinking of the die."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/034b9c5ed9b49b3f3c560df705595fb7.pdf",
        "pages": 17,
        "sha256": "8d1cdb542e62ec93",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "td1509p5-r.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "td1509p5-r-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "7885a1fecf4dd83b692ae18c77c194ba86b984d7999aaac3641e004f13ae59c2",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Techcode",
      "Package": "SOP-8",
      "Category": "PMIC",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "td1509p5 r"
  ],
  "discovery_pitch": "TD1509P5 R (Techcode) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "td1509p5-r.kicad_sym",
    "td1509p5-r.kicad_mod",
    "td1509p5-r.glb",
    "td1509p5-r.step",
    "td1509p5-r-etched.step",
    "td1509p5-r.lbr",
    "docs/hero.png",
    "docs/td1509p5-r-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "TD1509P5 R",
      "kind": "packaging"
    },
    {
      "mpn": "TD1509P5 RP3",
      "kind": "packaging"
    },
    {
      "mpn": "TD1509P5 RPR",
      "kind": "packaging"
    },
    {
      "mpn": "TD1509P5 RD5",
      "kind": "packaging"
    },
    {
      "mpn": "TD1509P5 RD3",
      "kind": "packaging"
    },
    {
      "mpn": "TD1509P5 RDR",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T09:33:35.284Z"
}