TPS54202DDCR

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  "type": "component",
  "slug": "tps54202ddcr",
  "title": "TPS54202DDCR",
  "brief": "EMI-friendly 4.5 V to 28 V input, 2 A synchronous step-down converter with two integrated switching FETs, internal loop compensation and a 5 ms soft start, in a 1.6 x 2.9 mm SOT-23-6.",
  "version": "0.2.5",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "TPS54202DDCR",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tps54202ddcr.pdf",
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    "distributor_links": {
      "digikey": "296-TPS54202DDCRTR-ND",
      "lcsc": "C191884",
      "mouser": "595-TPS54202DDCR"
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin. Source terminal of the low-side power NFET as well as the ground terminal for controller circuit. Connect sensitive VFB return to this GND at a single point."
      },
      {
        "number": "2",
        "name": "SW",
        "type": "output",
        "description": "Switch node connection between the high-side NFET and low-side NFET. Connect the external inductor here. Rated -0.3 V to 30 V (abs max)."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage supply pin (4.5 V to 28 V operating; 30 V abs max). Drain terminal of the high-side power NFET. Bypass with a local ceramic capacitor to GND."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Converter feedback input to the error amplifier. Connect to the output voltage through a resistor divider; internal reference VFB = 0.596 V (typ)."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "Enable input. Float (leave open) to enable the converter; pull to GND to disable. Rising threshold 1.21 V (typ), falling 1.19 V (typ); abs max 7 V."
      },
      {
        "number": "6",
        "name": "BOOT",
        "type": "power_out",
        "description": "Bootstrap supply for the high-side NFET gate drive circuit. Connect a 0.1-µF ceramic capacitor between BOOT and SW. Abs max BOOT-SW = 7 V."
      }
    ],
    "provenance": {
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      "datasheet": {
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        "pages": 28,
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        "total": 6,
        "described": 6,
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      "at": [
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOT-23-6",
      "Category": "PMIC",
      "Pins": "6"
    }
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  "author": {
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  "updated_at": "2026-10-02T12:25:30.677Z"
}