component
MUR3040DC-B
Public Made by Adomby adom
YFW Diodes - Fast Recovery Rectifiers, TO-263. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "mur3040dc-b",
"title": "MUR3040DC-B",
"brief": "YFW Diodes - Fast Recovery Rectifiers, TO-263. 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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"diodes",
"mur3040dc-b",
"factory-2.0.0",
"extractor-text"
],
"component": {
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"manufacturer": "YFW",
"package": "TO-263",
"pin_count": 3,
"category": "Diodes",
"subcategory": "Diodes - Fast Recovery Rectifiers",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/9d9c46d2b22090de767ae41609fda2c6.pdf",
"parts": {
"symbol": "mur3040dc-b.kicad_sym",
"footprint": "mur3040dc-b.kicad_mod",
"model_3d": "mur3040dc-b-hero.glb",
"model_3d_plain": "mur3040dc-b-etched.glb",
"model_3d_step": "mur3040dc-b-etched.step",
"model_3d_step_plain": "mur3040dc-b.step",
"lbr": "mur3040dc-b.lbr"
},
"distributor_links": {
"lcsc": "C2988038"
},
"distributor_check": {
"checked_at": "2026-10-22T21:29:32Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "A1",
"type": "passive",
"description": "Anode of the first rectifier leg (PIN 1), rated 15 A average forward current per leg and 400 V repetitive peak reverse voltage."
},
{
"number": "2",
"name": "K",
"type": "passive",
"description": "Common cathode of both legs (PIN 2), which is also the case/tab; total average forward current is 30 A."
},
{
"number": "3",
"name": "A2",
"type": "passive",
"description": "Anode of the second rectifier leg (PIN 3), rated 15 A average forward current per leg and 400 V repetitive peak reverse voltage."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
"primary_mode": "text+vision",
"consensus_model": "claude-opus-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Pin assignment comes from the PIN 1/PIN 3/PIN 2 symbol on page 1, which shows a common-cathode dual ",
"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 4,
"cost_usd": 0.2009,
"at": "2026-10-22T21:29:16"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/9d9c46d2b22090de767ae41609fda2c6.pdf",
"pages": 4,
"sha256": "36b2740bd35d7ca2",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 3,
"described": 3,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "mur3040dc-b.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
15,
10,
4.42
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "804a3f76e4182a02567b2429bdc9a585b857158fb8543fccd29c8eb6780e1310",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "mur3040dc-b-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
15,
10,
4.42
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "e904901eaacc9340030653920e17d8b8fc0724fff48fc40da86eddcb78e1ceb2",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "YFW",
"Package": "TO-263",
"Category": "Diodes",
"Pins": "3"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "36b2740bd35d7ca2004fda4c92dd44d47d8735c87749087cad9dc40f343ac6b8",
"rows": [
{
"name": "Maximum Forward Voltage Drop",
"symbol": "VF",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 1.06,
"max": 1.39,
"conditions": "IF=15A, TA=25°C, per leg",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Maximum Reverse Current",
"symbol": "IR",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": 0.1,
"max": 1,
"conditions": "VR=400V, TA=25°C",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Maximum Reverse Recovery Time",
"symbol": "TRR",
"kind": "timing",
"unit": "nS",
"min": null,
"typ": null,
"max": 35,
"conditions": "IF=0.5A, IR=1A, IRR=0.25A",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Maximum Repetitive Peak Reverse Voltage",
"symbol": "VRRM",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 400,
"conditions": "Per leg, Ta=25°C",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Maximum RMS Voltage",
"symbol": "VRMS",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 400,
"conditions": "Per leg, Ta=25°C",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Maximum DC Blocking Voltage",
"symbol": "VDC",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 400,
"conditions": "Per leg, Ta=25°C",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Maximum Average Forward Rectified Current Per Leg",
"symbol": "Io",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 15,
"conditions": "Per leg",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Maximum Average Forward Rectified Current Total",
"symbol": "Io",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 30,
"conditions": "Total",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Peak Forward Surge Current",
"symbol": "IFSM",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 320,
"conditions": "8.3ms Single Half Sine-wave",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Operating Temperature Range",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Storage Temperature Range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Forward Voltage Drop",
"symbol": "VF",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.84,
"max": null,
"conditions": "IF=3A, TA=25°C",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Forward Voltage Drop",
"symbol": "VF",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.68,
"max": null,
"conditions": "IF=3A, TA=125°C",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Forward Voltage Drop",
"symbol": "VF",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.9,
"max": null,
"conditions": "IF=5A, TA=25°C",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Forward Voltage Drop",
"symbol": "VF",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.74,
"max": null,
"conditions": "IF=5A, TA=125°C",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Reverse Current",
"symbol": "IR",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": 10,
"max": null,
"conditions": "VR=400V, TA=25°C (second row as printed)",
"source_page": 1,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
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"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"mur3040dc-b"
],
"discovery_pitch": "MUR3040DC-B (YFW) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
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"path": "docs/hero.png"
},
"files": [
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"mur3040dc-b.kicad_mod",
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"mur3040dc-b.lbr",
"docs/hero.png",
"docs/mur3040dc-b-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
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"mur3040dc-b-hero.overlay.json",
"mur3040dc-b-etched.glb"
],
"visibility": {
"public": true
}
}