component
SF38G
Public Made by Adomby adom
FUXINSEMI Fast Recovery / High Efficiency Diodes, DO-27. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343
{
"schema_version": 1,
"type": "component",
"slug": "sf38g",
"title": "SF38G",
"brief": "FUXINSEMI Fast Recovery / High Efficiency Diodes, DO-27. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"diodes",
"sf38g",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "SF38G",
"manufacturer": "FUXINSEMI",
"package": "DO-27",
"pin_count": 2,
"category": "Diodes",
"subcategory": "Fast Recovery / High Efficiency Diodes",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588889664879276032",
"parts": {
"symbol": "sf38g.kicad_sym",
"footprint": "sf38g.kicad_mod",
"model_3d": "sf38g-hero.glb",
"model_3d_step": "sf38g.step",
"lbr": "sf38g.lbr",
"model_3d_plain": "sf38g.glb"
},
"distributor_links": {
"lcsc": "C7427739",
"digikey": "1801-SF38GTR-ND",
"mouser": "821-SF38G"
},
"distributor_check": {
"checked_at": "2026-10-15T01:33:54Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "1801-SF38GTR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "821-SF38G",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "K",
"type": "passive",
"description": "Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint."
},
{
"number": "2",
"name": "A",
"type": "passive",
"description": "Anode."
}
],
"provenance": {
"extractor": "extract_pins",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins",
"primary_model": "cathode-band convention",
"primary_mode": "convention",
"consensus_model": null,
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 4,
"cost_usd": 0.0011,
"at": "2026-10-15T01:33:36"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588889664879276032",
"pages": 4,
"sha256": "3c897dd6457118d6",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 2,
"described": 2,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "sf38g.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "body on z = 0, through-hole leads below",
"extents_mm": [
16.14,
5.35,
8.34
],
"zmin_mm": -2.5,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "aa9f03a97b19122d8c50b826e938bb3e6eac4942dae4292a7ed12e25ffe77428",
"checked": "2026-10-15",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "FUXINSEMI",
"Package": "DO-27",
"Category": "Diodes",
"Pins": "2"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "3c897dd6457118d658c4951b69d2c8e5fe15656d3d5919086122bc16e437be81",
"rows": [
{
"name": "Repetitive peak reverse voltage",
"symbol": "VRRM",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 600,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "RMS voltage",
"symbol": "VRMS",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 420,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Continuous reverse voltage",
"symbol": "VR",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 600,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Maximum forward voltage",
"symbol": "VF",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 1.7,
"conditions": "IF=3.0A",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Forward rectified current",
"symbol": "IO",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 3,
"conditions": "Ambient temperature = 55°C",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Forward surge current",
"symbol": "IFSM",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 125,
"conditions": "8.3ms single half sine-wave (JEDEC method)",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Reverse current",
"symbol": "IR",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": null,
"max": 5,
"conditions": "VR=VRRM, TJ=25°C",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Reverse current",
"symbol": "IR",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": null,
"max": 100,
"conditions": "VR=VRRM, TJ=125°C",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Operating temperature",
"symbol": "T,J",
"kind": "recommended_operating",
"unit": "°C",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Storage temperature",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 175,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Diode junction capacitance",
"symbol": "CJ",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": 50,
"max": null,
"conditions": "f=1MHz and applied 4V DC reverse voltage",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Thermal resistance junction to ambient",
"symbol": "RθJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 20,
"max": null,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Thermal resistance junction to case",
"symbol": "RθJC",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 12,
"max": null,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Thermal resistance junction to lead",
"symbol": "RθJL",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 8,
"max": null,
"conditions": "",
"source_page": 1,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"sf38g"
],
"discovery_pitch": "SF38G (FUXINSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"sf38g.kicad_sym",
"sf38g.kicad_mod",
"sf38g.glb",
"sf38g.step",
"sf38g.lbr",
"docs/hero.png",
"docs/sf38g-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"sf38g-hero.glb",
"sf38g-hero.overlay.json"
],
"visibility": {
"public": true
}
}