LM2576HVR-15

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  "slug": "lm2576hvr-15",
  "title": "LM2576HVR-15",
  "brief": "HTC Korea TAEJIN Tech DC-DC Converters, TO-263-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "power management (pmic)",
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  "component": {
    "mpn": "LM2576HVR-15",
    "manufacturer": "HTC Korea TAEJIN Tech",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588913531106705408",
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      "lbr": "lm2576hvr-15.lbr"
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    "distributor_links": {
      "lcsc": "C596346"
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      "checked_at": "2026-10-18T09:34:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin for the regulator; the datasheet gives an operating supply voltage range up to 60 V (absolute maximum 63 V)."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output from the internal output switch that drives the external inductor and freewheeling diode; the datasheet specifies 3A guaranteed output current and a fixed 15 V output for this version (LM2576HV-15: 14.25 V to 15.83 V over load and line)."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the regulator; the datasheet says to use single-point grounding or a ground plane for best results."
      },
      {
        "number": "4",
        "name": "FB/ADJ",
        "type": "input",
        "description": "Output voltage feedback input for the fixed-voltage versions and output adjust input for the adjustable version; the adjustable version has a feedback bias current of 50 nA typical, 100 nA typical to 500 nA maximum at VO = 5 V."
      },
      {
        "number": "5",
        "name": "ON/OFF",
        "type": "input",
        "description": "TTL-compatible shutdown input where pulling it to 0 V enables the regulator and pulling it to 5 V disables it, with standby quiescent current of 50 uA typical and 200 uA maximum at VIN = 60 V; the absolute pin voltage range is -0.3 V to VIN."
      },
      {
        "number": "6",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
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          "extractor flagged: The pin-description table on page 3 is garbled in the text extraction. The 5-lead mapping (1 VIN, 2 ; The page-3 table lists the 5-lead ON/OFF pin with '5/6/7/8', but pins 6, 7 and 8 belong to the SOP-8; The datasheet lists LM2576HVR-15 as TO-263 5L with 'Contact us' status, so availability should be co",
          "exposed pad 6 added from the footprint"
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        "at": "2026-10-18T09:32:24"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "HTC Korea TAEJIN Tech",
      "Package": "TO-263-5",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
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          "name": "Max Duty Cycle (ON)",
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          "name": "Output Leakage Current",
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          "name": "Standby Quiescent Current",
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          "max": 200,
          "conditions": "ON/OFF Pin = 5V (OFF), VIN = 60V",
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        {
          "name": "ON/OFF Pin Logic Input Level High",
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          "name": "ON/OFF Pin Input Voltage",
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          "name": "Output Voltage to Ground (Steady State)",
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        {
          "name": "Lead Temperature (Soldering)",
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        {
          "name": "Maximum Junction Temperature Range",
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          "name": "Supply Voltage",
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        {
          "name": "Operating Temperature Range",
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          "min": -40,
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