TRACO Power TSR 2-2450

{
  "title": "TRACO Power TSR 2-2450",
  "brief": "Step-down switching regulator module, 5 V 2 A output, 6.5-36 V input, SIP-3 (LM78xx pin-compatible).",
  "type": "hardware",
  "kind": "component",
  "version": "0.1.0",
  "license": "CC-BY-4.0",
  "visibility": {
    "public": true
  },
  "hero": {
    "type": "image",
    "path": "screenshots/hero.png"
  },
  "component": {
    "mpn": "TSR 2-2450",
    "manufacturer": "TRACO Power",
    "category": "power",
    "subcategory": "DC/DC switching regulator module (78xx replacement)",
    "package": "SIP-3, 2.54 mm pitch, 14.0 x 7.5 x 10.1 mm",
    "description": "Step-down switching regulator module, 5 V 2 A output, 6.5-36 V input, SIP-3 (LM78xx pin-compatible).",
    "pin_count": 3,
    "parts": {
      "footprint": "tsr-2-2450.kicad_mod",
      "step": "tsr-2-2450.step",
      "model_3d_step": "tsr-2-2450.step",
      "symbol": "tsr-2-2450.kicad_sym",
      "lbr": "tsr-2-2450.lbr"
    },
    "distributor_links": {
      "digikey": {
        "part": "1951-2692-ND",
        "url": "https://www.digikey.com/en/products/detail/traco-power/TSR-2-2450/9383726"
      },
      "mouser": {
        "part": "495-TSR2-2450",
        "url": "https://www.mouser.com/ProductDetail/495-TSR2-2450"
      },
      "lcsc": {
        "part": "C5198099",
        "url": "https://www.lcsc.com/product-detail/C5198099.html"
      }
    },
    "distributor_note": "Distributor numbers and stock from the LEDster-TI BOM, checked 2026-11-02: DigiKey 1951-2692-ND (stock 7148), Mouser 495-TSR2-2450 (stock 3277), LCSC C5198099 (stock 1).",
    "datasheet": "https://www.tracopower.com/sites/default/files/products/datasheets/tsr2_datasheet.pdf"
  },
  "tags": [
    "component",
    "power",
    "traco-power",
    "sip-3",
    "dc-dc",
    "regulator"
  ],
  "discovery_triggers": [
    "TSR 2-2450 footprint",
    "TSR 2-2450 3D model",
    "TSR 2-2450 KiCad Fusion library part"
  ],
  "source": {
    "tool": "kicad",
    "url": "https://gitlab.com/kicad/libraries/kicad-footprints/-/raw/master/Converter_DCDC.pretty/Converter_DCDC_TRACO_TSR2-xxxx_THT.kicad_mod"
  }
}