component
S3KB
Public Made by Adomby adom
onsemi Diodes - General Purpose, DO-214AA(SMB). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"lbr": "s3kb.lbr"
},
"distributor_links": {
"lcsc": "C894255",
"digikey": "S3KBFSTR-ND",
"mouser": "821-S3KB"
},
"distributor_check": {
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"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "S3KBFSTR-ND",
"status": "found",
"lifecycle": "Active"
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"mouser": {
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},
"pins": [
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"name": "Cathode",
"type": "passive",
"description": "Cathode terminal, identified by the polarity mark on the package; the S3KB is rated for a repetitive peak reverse voltage VRRM of 800 V and an average forward rectified current IF(AV) of 3 A."
},
{
"number": "2",
"name": "Anode",
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}
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"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Package conflict: the ordering table (page 3) and marking diagram (page 1) say the S3KB ships in an ; The datasheet gives no pin coordinates or pad-level dimensions for the pinout; the pin numbers 1 and"
],
"pages_sent": 5,
"cost_usd": 0.0297,
"at": "2026-10-15T19:41:53"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589998977883009024",
"pages": 5,
"sha256": "81dcbaf82d876991",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 2,
"described": 2,
"cites_pages": true,
"refuses_to_fabricate": true
}
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"viewers": {
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"footprint": "viewers/footprint.html"
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"role": "plain",
"up": "Z",
"units": "mm",
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"seat": "z = 0",
"extents_mm": [
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2.15
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "029466277d91e9f5492556be93e46611049e07115c7913880c547afa96058ed4",
"checked": "2026-10-15",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "s3kb-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
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"footprint_binding": "identity",
"sha256": "278d5c379f5b803ed2e407af484ccd6c510edb0ff5b211853f866ce81b166297",
"checked": "2026-10-15",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "onsemi",
"Package": "DO-214AA(SMB)",
"Category": "Diodes",
"Pins": "2"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "81dcbaf82d87699153a404477a34f883ec66fa16c697c4d9ab1d96e4fb5989c3",
"rows": [
{
"name": "Repetitive Peak Reverse Voltage",
"symbol": "VRRM",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 800,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "RMS Reverse Voltage",
"symbol": "VRMS",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 560,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "DC Blocking Voltage",
"symbol": "VR",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 800,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Average Forward Rectified Current",
"symbol": "IF(AV)",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 3,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Peak Forward Surge Current",
"symbol": "IFSM",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 80,
"conditions": "8.3 ms single half sine-wave superimposed on rated load",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Operating Junction Temperature Range",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 1,
"source": "datasheet"
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{
"name": "Storage Temperature Range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 1,
"source": "datasheet"
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{
"name": "Instantaneous Forward Voltage",
"symbol": "VF",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 1.15,
"conditions": "IF = 3 A (pulse test, PW = 300 µs, 1% duty cycle)",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Reverse Current at Rated VR",
"symbol": "IR",
"kind": "electrical",
"unit": "A",
"min": null,
"typ": null,
"max": 10,
"conditions": "Rated VR, TJ = 25°C",
"source_page": 1,
"source": "datasheet"
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{
"name": "Reverse Current at Rated VR",
"symbol": "IR",
"kind": "electrical",
"unit": "A",
"min": null,
"typ": null,
"max": 250,
"conditions": "Rated VR, TJ = 125°C",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Typical Thermal Resistance, Junction-to-Ambient",
"symbol": "RJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 148,
"max": null,
"conditions": "Device mounted on FR-4 PCB, board size 76.2 mm x 114.3 mm per JESD51-3 (Note 1)",
"source_page": 1,
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{
"name": "Typical Thermal Characteristics, Junction-to-Lead",
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"discovery_pitch": "S3KB (onsemi) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
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