component
SI2301 3A
Public Made by Adomby adom
KUU MOSFETs, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
Ray
si2301-3a: specified limits as data (metadata.characteristics, 25 rows from the datasheet)
c650ae6
17d ago
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501
{
"schema_version": 1,
"type": "component",
"slug": "si2301-3a",
"title": "SI2301 3A",
"brief": "KUU MOSFETs, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"transistors-thyristors",
"si2301 3a",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "SI2301 3A",
"manufacturer": "KUU",
"package": "SOT-23",
"pin_count": 3,
"category": "Transistors/Thyristors",
"subcategory": "MOSFETs",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590221556908384256",
"parts": {
"symbol": "si2301-3a.kicad_sym",
"footprint": "si2301-3a.kicad_mod",
"model_3d": "si2301-3a-hero.glb",
"model_3d_plain": "si2301-3a.glb",
"model_3d_step": "si2301-3a-etched.step",
"model_3d_step_plain": "si2301-3a.step",
"lbr": "si2301-3a.lbr"
},
"distributor_links": {
"lcsc": "C2944155",
"digikey": "3372-SI2301-3ATR-ND"
},
"distributor_check": {
"checked_at": "2026-10-09T07:22:34Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "3372-SI2301-3ATR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "GATE",
"type": "input",
"description": "Gate of the P-channel TrenchFET; gate-source voltage limited to ±12 V, threshold -0.4 V min to -1 V max at ID=-250 uA."
},
{
"number": "2",
"name": "SOURCE",
"type": "passive",
"description": "Source terminal; drain-source voltage rated -20 V and continuous drain current -3 A."
},
{
"number": "3",
"name": "DRAIN",
"type": "passive",
"description": "Drain terminal; VDS -20 V max, ID -3 A, with rDS(on) 110 mOhm max at VGS=-4.5 V, ID=-3 A."
}
],
"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 types for the MOSFET terminals are not given by the datasheet; gate set to input and source/drai",
"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 2,
"cost_usd": 0.192,
"at": "2026-10-09T07:17:45"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590221556908384256",
"pages": 2,
"sha256": "6aa7ca74215ce530",
"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": "si2301-3a.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.5,
3,
1.2
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
"checked": "2026-10-09",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "si2301-3a-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.5,
3,
1.2
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "fdf404f73f2f36f1d4ec5808b6a1ba76b2180420afe03279e51a767932e17390",
"checked": "2026-10-09",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "KUU",
"Package": "SOT-23",
"Category": "Transistors/Thyristors",
"Pins": "3"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "6aa7ca74215ce530",
"rows": [
{
"name": "Drain-Source Breakdown Voltage",
"symbol": "V(BR)DSS",
"kind": "electrical",
"unit": "V",
"min": -20,
"typ": null,
"max": null,
"conditions": "VGS=0V,ID=-250uA",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Gate-Threshold Voltage",
"symbol": "Vth(GS)",
"kind": "electrical",
"unit": "V",
"min": -0.4,
"typ": -0.7,
"max": -1,
"conditions": "VDS= VGS, ID=-250 uA",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Gate-body Leakage",
"symbol": "IGSS",
"kind": "electrical",
"unit": "nA",
"min": -100,
"typ": null,
"max": 100,
"conditions": "VDS=0V, VGS=±12V",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Zero Gate Voltage Drain Current",
"symbol": "IDSS",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": null,
"max": -1,
"conditions": "VDS=-20V, VGS=0V",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Drain-Source On-Resistance",
"symbol": "rDS(ON)",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 64,
"max": 110,
"conditions": "VGS=-4.5V, ID=-3A",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Drain-Source On-Resistance",
"symbol": "rDS(ON)",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 89,
"max": 140,
"conditions": "VGS=-2.5V, ID=-2A",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Total Gate Charge",
"symbol": "Qg",
"kind": "electrical",
"unit": "nC",
"min": null,
"typ": 3.3,
"max": 12,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Drain-Source voltage",
"symbol": "VDS",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": -20,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Gate-Source voltage",
"symbol": "VGS",
"kind": "absolute_maximum",
"unit": "V",
"min": -12,
"typ": null,
"max": 12,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Drain current",
"symbol": "ID",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": -3,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Power Dissipation",
"symbol": "PD",
"kind": "absolute_maximum",
"unit": "W",
"min": null,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Junction Temperature",
"symbol": "Tj",
"kind": "absolute_maximum",
"unit": "℃",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Storage Temperature",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "℃",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Forward Transconductance",
"symbol": "gfs",
"kind": "electrical",
"unit": "s",
"min": null,
"typ": 9.5,
"max": null,
"conditions": "VDS=-5V, ID=-2.8A",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Input Capacitance",
"symbol": "Ciss",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": 405,
"max": null,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Output Capacitance",
"symbol": "Coss",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": 75,
"max": null,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Reverse Transfer Capacitance",
"symbol": "Crss",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": 55,
"max": null,
"conditions": "VDS=-10V, VGS=0V, f=1MHz",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Turn-on Delay Time",
"symbol": "td(on)",
"kind": "electrical",
"unit": "nS",
"min": null,
"typ": 11,
"max": null,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Turn-on Rise Time",
"symbol": "tr",
"kind": "electrical",
"unit": "nS",
"min": null,
"typ": 35,
"max": null,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Turn-off Delay Time",
"symbol": "td(off)",
"kind": "electrical",
"unit": "nS",
"min": null,
"typ": 30,
"max": null,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Turn-off Fall Time",
"symbol": "tf",
"kind": "electrical",
"unit": "nS",
"min": null,
"typ": 10,
"max": null,
"conditions": "VDD=-10V, ID=-1A, VGS=-4.5V, RGEN=10Ω",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Gate-Source Charge",
"symbol": "Qgs",
"kind": "electrical",
"unit": "nC",
"min": null,
"typ": 0.7,
"max": null,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Gate-Drain Charge",
"symbol": "Qgd",
"kind": "electrical",
"unit": "nC",
"min": null,
"typ": 1.3,
"max": null,
"conditions": "VDS=-10V, ID=-3A, VGS=-2.5V",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Diode Forward Voltage",
"symbol": "VSD",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": -1.2,
"max": null,
"conditions": "VGS=0V, ID=-1.3A",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Diode Forward Current",
"symbol": "Is",
"kind": "electrical",
"unit": "A",
"min": null,
"typ": -1.3,
"max": null,
"conditions": "",
"source_page": 1,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"si2301 3a"
],
"discovery_pitch": "SI2301 3A (KUU) 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",
"si2301-3a.kicad_sym",
"si2301-3a.kicad_mod",
"si2301-3a.glb",
"si2301-3a.step",
"si2301-3a.lbr",
"docs/hero.png",
"docs/si2301-3a-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"si2301-3a-hero.glb",
"si2301-3a-hero.overlay.json"
],
"visibility": {
"public": true
}
}