TP6841S6

{
  "schema_version": 1,
  "type": "component",
  "slug": "tp6841s6",
  "title": "TP6841S6",
  "brief": "TECH PUBLIC DC-DC Converters, SOT-23-6. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "tp6841s6"
  ],
  "component": {
    "mpn": "TP6841S6",
    "manufacturer": "TECH PUBLIC",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/5dcc8522cf173368dd2bfdf5299bd6be.pdf",
    "parts": {
      "symbol": "tp6841s6.kicad_sym",
      "footprint": "tp6841s6.kicad_mod",
      "model_3d": "tp6841s6-etched.glb",
      "model_3d_plain": "tp6841s6.glb",
      "model_3d_step": "tp6841s6-etched.step",
      "model_3d_step_plain": "tp6841s6.step",
      "lbr": "tp6841s6.lbr"
    },
    "distributor_links": {
      "lcsc": "C2844736"
    },
    "pins": [
      {
        "number": "1",
        "name": "BST",
        "type": "passive",
        "description": "Bootstrap pin. Connect a 100nF ceramic capacitor from BST to SW to generate the boosted gate-drive rail for the high-side N-channel MOSFET (charged to ~4.0V above SW when SW is low)."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground return for the device. Also serves as the PGND for the low-side power switch; connect directly to a solid ground plane."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Feedback input to the internal transconductance error amplifier. Connect an external resistor divider from VOUT to FB to GND to set the output voltage; internal reference V_REF = 0.8V (typ, 0.776-0.824V)."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Enable input. Drive high (V_ENH ≥ 1.3V typ) to enable the regulator; drive low (V_ENL ≤ 1.2V typ, shutdown below 0.3V) to disable. Absolute max rating V_SS-0.3 to V_SS+45V allows tying through a divider from V_IN for programmable UVLO. Input current ≈2µA at 5V."
      },
      {
        "number": "5",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply voltage input, 4.5V to 40V operating range (45V abs max). Bypass with a 22µF ceramic capacitor to GND placed close to the pin, plus an optional 0.1µF for high-frequency filtering."
      },
      {
        "number": "6",
        "name": "SW",
        "type": "output",
        "description": "Switch node - the common drain of the integrated high-side and low-side N-channel power MOSFETs (R_DSON_H ≈ 450mΩ, R_DSON_L ≈ 270mΩ). Connect the external inductor between SW and the regulator output. SW absolute range V_SS-0.3 to V_IN+0.3V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/5dcc8522cf173368dd2bfdf5299bd6be.pdf",
        "pages": 9,
        "sha256": "5c91752cf208f8c4",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -1.1375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23-6@sha256:f341c73aac9dcb55",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "tp6841s6.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": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tp6841s6-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,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6762f8cf0a80fecc46d71f80789dfb6e36f6affafbb7b81b37a29e7a297fb9e8",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TECH PUBLIC",
      "Package": "SOT-23-6",
      "Category": "PMIC",
      "Pins": "6"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tp6841s6"
  ],
  "discovery_pitch": "TP6841S6 (TECH PUBLIC) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tp6841s6.kicad_sym",
    "tp6841s6.kicad_mod",
    "tp6841s6.glb",
    "tp6841s6.step",
    "tp6841s6.lbr",
    "docs/hero.png",
    "docs/tp6841s6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tp6841s6-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "TP6841S6",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T11:25:45.395Z"
}