component
SM51589PEL - Bourns
Public Unreviewedby John Lauer
Four-channel 10/100/1000BASE-T LAN transformer, PoE+ rated (720 mA DC)
main
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364
{
"mpn": "SM51589PEL",
"manufacturer": "Bourns",
"manufacturer_reference": "https://www.bourns.com/docs/Product-Datasheets/SM51589PEL.pdf",
"distributor": {
"mouser": "652-SM51589PEL"
},
"built": "2026-10-18T01:44:27Z",
"geometry_status": "Footprint drawn from the manufacturer's recommended land pattern (pads 1.90 x 0.64 mm, 1.27 mm pitch, rows 14.60 mm apart). The STEP is an AI-created simplified body (17.55 x 12.20 x 6.00 mm with 24 gull-wing leads) from the datasheet drawing, not manufacturer CAD.",
"files": {
"component.kicad_sym": {
"sha256": "336d50bdcab12252d4774c5ecf6e31ad20e92232b1953bc738b282dd813b8cb3"
},
"component.kicad_mod": {
"sha256": "7042624545ee15f678f8e3cd7dc8da79d45320bfeea25c2caf6930d656e3260b"
},
"package-reference.step": {
"sha256": "2569a3db185e7488b611224f8e15e2f44814758f1a430e1deb83ca718d6b21e0"
}
},
"sources": {
"manufacturer": "Bourns",
"datasheet": {
"url": "https://www.bourns.com/docs/Product-Datasheets/SM51589PEL.pdf",
"retrieved_utc": "2026-10-17T16:54:22Z",
"sha256": "417954c45c1a1904c62ae9b794c4ea3957b575be7a51a27b7c2f200b92dab238",
"note": "re-downloaded; byte-identical to ds/sm51589.pdf"
},
"symbol": {
"classification": "AI-created",
"modifications": "new symbol drawn by build_lib.py from datasheet pin table"
},
"footprint": {
"output": {
"sha256": "80ed22eb54bfba1f42b0646bb3092982c965fba83db06d7a87d15d20ea601b42"
},
"modifications": "n/a (new footprint)",
"classification": "AI-created",
"source": {}
},
"step": {
"model_path": "${KIPRJMOD}/lib/3d/Transformer_Ethernet_Bourns_SM51589PEL_AI-generated.step",
"classification": "AI-created",
"source": {
"url": null
},
"outputs": [
{
"path": "lib/3d/Transformer_Ethernet_Bourns_SM51589PEL_AI-generated.step",
"sha256": "f2f92959d2a961f3963714bd94bd88e6e9f36656657ea22555b3b912d211e5b1"
}
],
"modifications": "n/a (new). Simplified: filleted black box 12.20 x 17.55, z 0.25..6.00; 24 gull-wing leads 0.46 wide x 0.25 thick (lead thickness and 1.20 mm body exit height are assumptions), feet 6.90..8.00 from centre; 0.1 mm pin-1 dot. STEP FILE_DESCRIPTION labels it AI-generated.",
"bbox_step2glb": "x -8.0..8.0 (16.00) y -8.775..8.775 (17.55) z 0.0..6.0",
"vs_datasheet": "tip-to-tip 16.00 = 16.00; body length 17.55 = 17.55; height 6.00 = 6.00; body width 12.20 (inside bbox)"
},
"dimension_sources": {
"pin map (line side 1-12 MCTn/MXn+/MXn-, chip side TCT1=24 TD1+=23 TD1-=22 ... TD4-=13)": "Bourns SM51589PEL datasheet p1 Electrical Schematic",
"pads 0.64 x 1.90, pitch 1.27, outer 16.50, inner 12.70 (row centres 14.60), pin span 13.97": "Bourns SM51589PEL datasheet p1 Recommended Layout",
"body 17.55 x 12.20, height 6.00, standoff 0.25, tip-to-tip 16.00, foot 1.10, lead width 0.46": "Bourns SM51589PEL datasheet p1 Product Dimensions",
"pin 1 location (dot at pin 1 corner, counter-clockwise numbering)": "Bourns SM51589PEL datasheet p1 Product Dimensions top view (PIN 1 DOT)"
}
}
}