component
BT139B-800G-JSM
Public Made by Adomby adom
JSMSEMI Thyristors (SCR)/Modules, TO-263. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416
{
"schema_version": 1,
"type": "component",
"slug": "bt139b-800g-jsm",
"title": "BT139B-800G-JSM",
"brief": "JSMSEMI Thyristors (SCR)/Modules, 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": [
"component",
"transistors-thyristors",
"bt139b-800g-jsm",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "BT139B-800G-JSM",
"manufacturer": "JSMSEMI",
"package": "TO-263",
"pin_count": 3,
"category": "Transistors/Thyristors",
"subcategory": "Thyristors (SCR)/Modules",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590909171631923200",
"parts": {
"symbol": "bt139b-800g-jsm.kicad_sym",
"footprint": "bt139b-800g-jsm.kicad_mod",
"model_3d": "bt139b-800g-jsm-hero.glb",
"model_3d_plain": "bt139b-800g-jsm-etched.glb",
"model_3d_step": "bt139b-800g-jsm-etched.step",
"model_3d_step_plain": "bt139b-800g-jsm.step",
"lbr": "bt139b-800g-jsm.lbr"
},
"distributor_links": {
"lcsc": "C7462824"
},
"distributor_check": {
"checked_at": "2026-10-17T23:57:15Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "T1",
"type": "passive",
"description": "Main terminal T1 (MT1) of the triac, shown as T1(1) in the package diagram."
},
{
"number": "2",
"name": "T2",
"type": "passive",
"description": "Main terminal T2 (MT2) of the triac, shown as T2(2); also connected to the tab, with repetitive peak off-state voltage VDRM/VRRM of 800 V and RMS on-state current of 16 A."
},
{
"number": "3",
"name": "G",
"type": "input",
"description": "Gate terminal G(3); gate trigger current max 50 mA (quadrants I-III) and 100 mA (quadrant IV) at VD=12 V, IT=0.1 A, with gate trigger voltage max 1.5 V."
}
],
"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-to-number mapping comes from the small package picture on page 1 (pin 1 = T1, pin 2 = T2, pin 3 ",
"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 2,
"cost_usd": 0.1669,
"at": "2026-10-17T23:55:38"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590909171631923200",
"pages": 2,
"sha256": "5377ff7db576fdc0",
"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": "bt139b-800g-jsm.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": "2026-10-17",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "bt139b-800g-jsm-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": "cfdd2ee9ee76d7f22eeaa11e484fc55084bc3a9544f3feb303f8814a1f40fa56",
"checked": "2026-10-17",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "JSMSEMI",
"Package": "TO-263",
"Category": "Transistors/Thyristors",
"Pins": "3"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "5377ff7db576fdc02722b5f4ba4518b9d170d3e254534f18ada052a9c0385934",
"rows": [
{
"name": "Repetitive peak off-state voltage",
"symbol": "VDRM",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 800,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "RMS on-state current (full sine wave)",
"symbol": "IT(RMS)",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 16,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Non-repetitive peak on-state current",
"symbol": "ITSM",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 160,
"conditions": "tp=20ms",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Peak gate power dissipation",
"symbol": "PGM",
"kind": "absolute_maximum",
"unit": "W",
"min": null,
"typ": null,
"max": 5,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Average gate power dissipation",
"symbol": "PG(AV)",
"kind": "absolute_maximum",
"unit": "W",
"min": null,
"typ": null,
"max": 0.5,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Operating junction temperature",
"symbol": "Tj",
"kind": "absolute_maximum",
"unit": "℃",
"min": null,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Storage temperature",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "℃",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Repetitive peak reverse current",
"symbol": "IRRM",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 0.02,
"conditions": "VR=VRRM",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Repetitive peak reverse current",
"symbol": "IRRM",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 0.5,
"conditions": "VR=VRRM, Tj=125℃",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Repetitive peak off-state current",
"symbol": "IDRM",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 0.02,
"conditions": "VD=VDRM",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Repetitive peak off-state current",
"symbol": "IDRM",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 0.5,
"conditions": "VD=VDRM, Tj=125℃",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Gate trigger current, quadrant I",
"symbol": "IGT",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 50,
"conditions": "VD=12V; IT=0.1A",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Gate trigger current, quadrant II",
"symbol": "IGT",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 50,
"conditions": "VD=12V; IT=0.1A",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Gate trigger current, quadrant III",
"symbol": "IGT",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 50,
"conditions": "VD=12V; IT=0.1A",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Gate trigger current, quadrant IV",
"symbol": "IGT",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 100,
"conditions": "VD=12V; IT=0.1A",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Gate trigger voltage",
"symbol": "GT",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 1.5,
"conditions": "VD=12V; IT=0.1A",
"source_page": 1,
"source": "datasheet"
},
{
"name": "On-state voltage",
"symbol": "VTM",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 1.6,
"conditions": "IT=20A",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Holding current",
"symbol": "IH",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 30,
"conditions": "IGT=0.1A, VD=12V",
"source_page": 1,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"bt139b-800g-jsm"
],
"discovery_pitch": "BT139B-800G-JSM (JSMSEMI) 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",
"bt139b-800g-jsm.kicad_sym",
"bt139b-800g-jsm.kicad_mod",
"bt139b-800g-jsm.glb",
"bt139b-800g-jsm.step",
"bt139b-800g-jsm.lbr",
"docs/hero.png",
"docs/bt139b-800g-jsm-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"bt139b-800g-jsm-hero.glb",
"bt139b-800g-jsm-hero.overlay.json",
"bt139b-800g-jsm-etched.glb"
],
"visibility": {
"public": true
}
}