component
B0540WQ-7-F
Public Made by Adomby adom
Diodes Incorporated Schottky Barrier Diodes (SBD), SOD-123. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407
{
"schema_version": 1,
"type": "component",
"slug": "b0540wq-7-f",
"title": "B0540WQ-7-F",
"brief": "Diodes Incorporated Schottky Barrier Diodes (SBD), SOD-123. 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",
"b0540wq-7-f",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "B0540WQ-7-F",
"manufacturer": "Diodes Incorporated",
"package": "SOD-123",
"pin_count": 2,
"category": "Diodes",
"subcategory": "Schottky Barrier Diodes (SBD)",
"datasheet": "https://www.diodes.com/assets/Datasheets/B0540WQ-7-F.pdf",
"parts": {
"symbol": "b0540wq-7-f.kicad_sym",
"footprint": "b0540wq-7-f.kicad_mod",
"model_3d": "b0540wq-7-f-hero.glb",
"model_3d_plain": "b0540wq-7-f-etched.glb",
"model_3d_step": "b0540wq-7-f-etched.step",
"model_3d_step_plain": "b0540wq-7-f.step",
"lbr": "b0540wq-7-f.lbr"
},
"distributor_links": {
"lcsc": "C460776"
},
"distributor_check": {
"checked_at": "2026-10-22T21:33:56Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"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": 5,
"cost_usd": 0.0242,
"at": "2026-10-22T21:33:41"
},
"datasheet": {
"url": "https://www.diodes.com/assets/Datasheets/B0540WQ-7-F.pdf",
"pages": 5,
"sha256": "ab0b26e9a7798905",
"source_tier": "mfr"
},
"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": "b0540wq-7-f.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3.5,
1.6,
1.1
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "132323445e3d1f9231e81c083cd88a33cd204dd8b96063bb2ed1f3ab4470c7e7",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "b0540wq-7-f-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3.5,
1.6,
1.1
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "105e0c62c599faeaddbf3ae4f9fd0a0eb3682a92b7a24c4f3439728e580ced86",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Diodes Incorporated",
"Package": "SOD-123",
"Category": "Diodes",
"Pins": "2"
},
"appearance": {
"contacts": {
"quote": " Terminals: Matte Tin Finish Annealed over Alloy 42 Leadframe. (Lead-Free Plating). Solderable per MIL-STD-202, Method 208",
"page": 1,
"doc": "ds.pdf",
"plating": "tin"
},
"version": 1,
"datasheet_sha256": "ab0b26e9a77989054e13b4d6d382f1de238ffd29c2d4e57d21e83e6d675ab572"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "ab0b26e9a77989054e13b4d6d382f1de238ffd29c2d4e57d21e83e6d675ab572",
"rows": [
{
"name": "Minimum Reverse Breakdown Voltage",
"symbol": "V(BR)R",
"kind": "electrical",
"unit": "V",
"min": 40,
"typ": null,
"max": null,
"conditions": "IR = 20µA, TA = +25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Maximum Forward Voltage Drop",
"symbol": "VFM",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.51,
"conditions": "IF = 0.5A, TJ = +25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Maximum Forward Voltage Drop",
"symbol": "VFM",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.62,
"conditions": "IF = 1.0A, TJ = +25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Maximum Forward Voltage Drop",
"symbol": "VFM",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.46,
"conditions": "IF = 0.5A, TJ = +100°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Maximum Forward Voltage Drop",
"symbol": "VFM",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.61,
"conditions": "IF = 1.0A, TJ = +100°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Maximum Leakage Current",
"symbol": "IRM",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 10,
"conditions": "VR = 20V, TJ = +25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Maximum Leakage Current",
"symbol": "IRM",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 20,
"conditions": "VR = 40V, TJ = +25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Maximum Leakage Current",
"symbol": "IRM",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 5,
"conditions": "VR = 20V, TJ = +100°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Maximum Leakage Current",
"symbol": "IRM",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 13,
"conditions": "VR = 40V, TJ = +100°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Total Capacitance",
"symbol": "CT",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": 170,
"max": null,
"conditions": "f = 1MHz, VR = 0V",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Peak Repetitive Reverse Voltage / Working Peak Reverse Voltage / DC Blocking Voltage",
"symbol": "VRRM/VRWM/VR",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 40,
"conditions": "TA = +25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "RMS Reverse Voltage",
"symbol": "VR(RMS)",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 28,
"conditions": "TA = +25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Average Rectified Output Current",
"symbol": "IO",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 0.5,
"conditions": "TA = +25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Non-Repetitive Peak Forward Surge Current",
"symbol": "IFSM",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 5.5,
"conditions": "8.3ms single half sine-wave superimposed on rated load",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Operating and Storage Temperature Range",
"symbol": "TJ, TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Thermal Resistance Junction to Ambient Air (FR-4 PCB, Note 6)",
"symbol": "RθJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 385,
"max": null,
"conditions": "TA = +25°C, minimum recommended pad layout",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Thermal Resistance Junction to Ambient Air (Polymide PCB, Note 7)",
"symbol": "RθJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 325,
"max": null,
"conditions": "TA = +25°C, minimum recommended pad layout",
"source_page": 2,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"b0540wq-7-f"
],
"discovery_pitch": "B0540WQ-7-F (Diodes Incorporated) 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",
"b0540wq-7-f.kicad_sym",
"b0540wq-7-f.kicad_mod",
"b0540wq-7-f.glb",
"b0540wq-7-f.step",
"b0540wq-7-f.lbr",
"docs/hero.png",
"docs/b0540wq-7-f-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"b0540wq-7-f-hero.glb",
"b0540wq-7-f-hero.overlay.json",
"b0540wq-7-f-etched.glb"
],
"visibility": {
"public": true
}
}