component
BTA08-800CW
Public Made by Adomby adom
WEIDA TRIACs, TO-220. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466
{
"schema_version": 1,
"type": "component",
"slug": "bta08-800cw",
"title": "BTA08-800CW",
"brief": "WEIDA TRIACs, TO-220. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.1",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"transistors",
"bta08-800cw",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "BTA08-800CW",
"manufacturer": "WEIDA",
"package": "TO-220",
"pin_count": 3,
"category": "Transistors",
"subcategory": "TRIACs",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c597312ba31ace02f86aa7bdbd5f207a.pdf",
"parts": {
"symbol": "bta08-800cw.kicad_sym",
"footprint": "bta08-800cw.kicad_mod",
"model_3d": "bta08-800cw-hero.glb",
"model_3d_plain": "bta08-800cw-etched.glb",
"model_3d_step": "bta08-800cw-etched.step",
"model_3d_step_plain": "bta08-800cw.step",
"lbr": "bta08-800cw.lbr"
},
"distributor_links": {
"lcsc": "C2900897"
},
"distributor_check": {
"checked_at": "2026-10-23T03:22:35Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "T1",
"type": "passive",
"description": "Main terminal 1 of the triac (MT1), the gate reference terminal; the part is rated for 8 A RMS on-state current and the insulated TO-220A tab is isolated to 2500 VRMS."
},
{
"number": "2",
"name": "T2",
"type": "passive",
"description": "Main terminal 2 of the triac (MT2), which blocks VDRM/VRRM of 800 V for this part and carries up to 8 A RMS."
},
{
"number": "3",
"name": "G",
"type": "input",
"description": "Gate trigger input; for the CW grade IGT is max 35 mA in quadrants I-II-III at VD=12 V, RL=33 Ω, with VGT max 1.5 V and peak gate current IGM 4 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: Package inferred from ordering code: 'A' in the part number (BTA) means insulated, so TO-220A (Ins) ",
"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 8,
"cost_usd": 0.2667,
"at": "2026-10-23T03:22:25"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/c597312ba31ace02f86aa7bdbd5f207a.pdf",
"pages": 8,
"sha256": "f2257bbc69abb4ac",
"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": "bta08-800cw.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "body on z = 0, through-hole leads below",
"extents_mm": [
10.25,
4.455,
28.525
],
"zmin_mm": -9.75,
"centre_offset_mm": 0.932,
"footprint_binding": "identity",
"sha256": "7cb065d935df5771f0ba6e48ddd180863a121af76483dad7f18e667a7b68204a",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "bta08-800cw-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "body on z = 0, through-hole leads below",
"extents_mm": [
10.25,
4.455,
28.525
],
"zmin_mm": -9.75,
"centre_offset_mm": 0.932,
"footprint_binding": "identity",
"sha256": "d5ab3f5cbd649248d37591f726f660d78b253be490e514b4dd236bbc718090ce",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "WEIDA",
"Package": "TO-220",
"Category": "Transistors",
"Pins": "3"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "f2257bbc69abb4aca1bb541d34658ed529d892ee9c1a9c3157ef4f10047afe77",
"rows": [
{
"name": "Gate trigger current",
"symbol": "IGT",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 35,
"conditions": "VD=12V, RL=33Ω, quadrants I-II-III, CW",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Gate trigger voltage",
"symbol": "VGT",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 1.5,
"conditions": "VD=12V, RL=33Ω, quadrants I-II-III",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Gate non-trigger voltage",
"symbol": "VGD",
"kind": "electrical",
"unit": "V",
"min": 0.2,
"typ": null,
"max": null,
"conditions": "VD=VDRM, Tj=125℃, RL=3.3kΩ, quadrants I-II-III",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Holding current",
"symbol": "IH",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 40,
"conditions": "IT=100mA, CW",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Latching current I-III",
"symbol": "IL",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 50,
"conditions": "IG=1.2IGT, quadrants I-III, CW",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Latching current II",
"symbol": "IL",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 70,
"conditions": "IG=1.2IGT, quadrant II, CW",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Critical rate of rise of off-state voltage",
"symbol": "dV/dt",
"kind": "electrical",
"unit": "V/µs",
"min": 500,
"typ": null,
"max": null,
"conditions": "VD=2/3VDRM, Tj=125℃, gate open, CW",
"source_page": 2,
"source": "datasheet"
},
{
"name": "On-state voltage",
"symbol": "VTM",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 1.5,
"conditions": "ITM=11A, tp=380μs, Tj=25℃",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Off-state/reverse leakage current",
"symbol": "IDRM/IRRM",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 5,
"conditions": "VDRM=VRRM, Tj=25℃",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Off-state/reverse leakage current",
"symbol": "IDRM/IRRM",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 1,
"conditions": "VDRM=VRRM, Tj=125℃",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Thermal resistance junction to case (AC), TO-220A (Ins)",
"symbol": "Rth(j-c)",
"kind": "thermal",
"unit": "℃/W",
"min": null,
"typ": null,
"max": 2.8,
"conditions": "junction to case (AC), TO-220A(Ins)",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Storage junction temperature range",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "℃",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Operating junction temperature range",
"symbol": "Tj",
"kind": "absolute_maximum",
"unit": "℃",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Repetitive peak off-state voltage",
"symbol": "VDRM",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 800,
"conditions": "Tj=25℃; printed 600/800, 800 V for this part",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Repetitive peak reverse voltage",
"symbol": "VRRM",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 800,
"conditions": "Tj=25℃; printed 600/800, 800 V for this part",
"source_page": 1,
"source": "datasheet"
},
{
"name": "RMS on-state current",
"symbol": "IT(RMS)",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 8,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Non repetitive surge peak on-state current",
"symbol": "ITSM",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 80,
"conditions": "full cycle, F=50Hz",
"source_page": 1,
"source": "datasheet"
},
{
"name": "I2t value for fusing",
"symbol": "I2t",
"kind": "absolute_maximum",
"unit": "A2s",
"min": null,
"typ": null,
"max": 32,
"conditions": "tp=10ms",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Critical rate of rise of on-state current",
"symbol": "dI/dt",
"kind": "absolute_maximum",
"unit": "A/μs",
"min": null,
"typ": null,
"max": 50,
"conditions": "IG=2×IGT",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Peak gate current",
"symbol": "IGM",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 4,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Average gate power dissipation",
"symbol": "PG(AV)",
"kind": "absolute_maximum",
"unit": "W",
"min": null,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Peak gate power",
"symbol": "PGM",
"kind": "absolute_maximum",
"unit": "W",
"min": null,
"typ": null,
"max": 5,
"conditions": "",
"source_page": 2,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"bta08-800cw"
],
"discovery_pitch": "BTA08-800CW (WEIDA) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray"
},
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"bta08-800cw.kicad_sym",
"bta08-800cw.kicad_mod",
"bta08-800cw.glb",
"bta08-800cw.step",
"bta08-800cw.lbr",
"docs/hero.png",
"docs/bta08-800cw-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"bta08-800cw-hero.glb",
"bta08-800cw-hero.overlay.json",
"bta08-800cw-etched.glb",
"bta08-800cw-etched.step"
],
"visibility": {
"public": true
},
"description": "WEIDA TRIACs, TO-220. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"org": "adom"
}