component
2SD1816L-S-TN3-R
Public Made by Adomby adom
UTC(Unisonic Tech) Bipolar Transistors - BJT, TO-252. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463
{
"schema_version": 1,
"type": "component",
"slug": "2sd1816l-s-tn3-r",
"title": "2SD1816L-S-TN3-R",
"brief": "UTC(Unisonic Tech) Bipolar Transistors - BJT, TO-252. 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",
"2sd1816l-s-tn3-r",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "2SD1816L-S-TN3-R",
"manufacturer": "UTC(Unisonic Tech)",
"package": "TO-252",
"pin_count": 3,
"category": "Transistors",
"subcategory": "Bipolar Transistors - BJT",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/085ee9d16f694503aca7c51de8c511a2.pdf",
"parts": {
"symbol": "2sd1816l-s-tn3-r.kicad_sym",
"footprint": "2sd1816l-s-tn3-r.kicad_mod",
"model_3d": "2sd1816l-s-tn3-r-hero.glb",
"model_3d_plain": "2sd1816l-s-tn3-r-etched.glb",
"model_3d_step": "2sd1816l-s-tn3-r-etched.step",
"model_3d_step_plain": "2sd1816l-s-tn3-r.step",
"lbr": "2sd1816l-s-tn3-r.lbr"
},
"distributor_links": {
"lcsc": "C171545"
},
"distributor_check": {
"checked_at": "2026-10-22T21:07:22Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "B",
"type": "input",
"description": "Base of the NPN transistor; drives the device with IB=0.2A for IC=2A saturation conditions and VEBO limit of 6 V."
},
{
"number": "2",
"name": "C",
"type": "passive",
"description": "Collector of the NPN transistor; VCBO 120 V, VCEO 100 V, collector current 4 A DC and 8 A pulse."
},
{
"number": "3",
"name": "E",
"type": "passive",
"description": "Emitter of the NPN transistor; VEBO maximum 6 V relative to the base."
}
],
"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",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The datasheet's pin table lists only B, C, E for pins 1, 2, 3 of the TO-252 package (ordering suffix"
],
"pages_sent": 5,
"cost_usd": 0.0334,
"at": "2026-10-22T21:07:09"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/085ee9d16f694503aca7c51de8c511a2.pdf",
"pages": 5,
"sha256": "1540cede4c6af774",
"source_tier": "mfr"
},
"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": "2sd1816l-s-tn3-r.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9.9,
6.5,
2.32
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "2sd1816l-s-tn3-r-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9.9,
6.5,
2.32
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "ddf8c837725cec6aea3b9741f037875d7424693043888d4251ba2ddca6c35ea9",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "UTC(Unisonic Tech)",
"Package": "TO-252",
"Category": "Transistors",
"Pins": "3"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "1540cede4c6af774fa452c80fe8312033dbac9dff9b79e61b584e0f8305f10a9",
"rows": [
{
"name": "Collector-Base Voltage",
"symbol": "VCBO",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 120,
"conditions": "TA=25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Collector-Emitter Voltage",
"symbol": "VCEO",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 100,
"conditions": "TA=25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Emitter-Base Voltage",
"symbol": "VEBO",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 6,
"conditions": "TA=25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Collector Current DC",
"symbol": "IC",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 4,
"conditions": "DC",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Collector Current Pulse",
"symbol": "IC",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 8,
"conditions": "PULSE, Duty=1/2, Pw=20ms",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Collector Power Dissipation",
"symbol": "PD",
"kind": "absolute_maximum",
"unit": "W",
"min": null,
"typ": null,
"max": 1,
"conditions": "TO-251/TO-252",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Junction Temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Storage Temperature",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Collector Base Breakdown Voltage",
"symbol": "BVCBO",
"kind": "electrical",
"unit": "V",
"min": 120,
"typ": null,
"max": null,
"conditions": "IC=10μA, IE=0",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Collector Emitter Breakdown Voltage",
"symbol": "BVCEO",
"kind": "electrical",
"unit": "V",
"min": 100,
"typ": null,
"max": null,
"conditions": "IC=1mA, RB=∞",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Emitter Base Breakdown Voltage",
"symbol": "BVEBO",
"kind": "electrical",
"unit": "V",
"min": 6,
"typ": null,
"max": null,
"conditions": "IE=10μA, IC=0",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Base-Emitter Saturation Voltage",
"symbol": "VBE(SAT)",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.9,
"max": 1.2,
"conditions": "IC=2A, IB=0.2A",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Collector-Emitter Saturation Voltage",
"symbol": "VCE(SAT)",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 150,
"max": 400,
"conditions": "IC=2A, IB=0.2A",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Collector Cut-Off Current",
"symbol": "ICBO",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": null,
"max": 1,
"conditions": "VCB=100V, IE=0",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Emitter Cut-Off Current",
"symbol": "IEBO",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": null,
"max": 1,
"conditions": "VEB=4V, IC=0",
"source_page": 2,
"source": "datasheet"
},
{
"name": "DC Current Transfer Ratio hFE1 (rank S)",
"symbol": "hFE1",
"kind": "electrical",
"unit": "",
"min": 140,
"typ": null,
"max": 280,
"conditions": "VCE=5V, IC=0.5A",
"source_page": 2,
"source": "datasheet"
},
{
"name": "DC Current Transfer Ratio hFE2",
"symbol": "hFE2",
"kind": "electrical",
"unit": "",
"min": 40,
"typ": null,
"max": null,
"conditions": "VCE=5V, IC=3A",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Transition Frequency",
"symbol": "fT",
"kind": "electrical",
"unit": "MHz",
"min": null,
"typ": 180,
"max": null,
"conditions": "VCE=10V, IC=0.5A",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Output Capacitance",
"symbol": "Cob",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": 40,
"max": null,
"conditions": "VCB=10V, IE=0A, f=1MHz",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Turn-on Time",
"symbol": "tON",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": 100,
"max": null,
"conditions": "See test circuit",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Storage Time",
"symbol": "tSTG",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": 900,
"max": null,
"conditions": "See test circuit",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Fall Time",
"symbol": "tF",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": 50,
"max": null,
"conditions": "See test circuit",
"source_page": 2,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"2sd1816l-s-tn3-r"
],
"discovery_pitch": "2SD1816L-S-TN3-R (UTC(Unisonic Tech)) 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",
"2sd1816l-s-tn3-r.kicad_sym",
"2sd1816l-s-tn3-r.kicad_mod",
"2sd1816l-s-tn3-r.glb",
"2sd1816l-s-tn3-r.step",
"2sd1816l-s-tn3-r.lbr",
"docs/hero.png",
"docs/2sd1816l-s-tn3-r-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"2sd1816l-s-tn3-r-hero.glb",
"2sd1816l-s-tn3-r-hero.overlay.json",
"2sd1816l-s-tn3-r-etched.glb"
],
"visibility": {
"public": true
}
}