component
78L05L-T92-K
Public Made by Adomby adom
UTC(Unisonic Tech) Linear Voltage Regulators (LDO), TO-92-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423
{
"schema_version": 1,
"type": "component",
"slug": "78l05l-t92-k",
"title": "78L05L-T92-K",
"brief": "UTC(Unisonic Tech) Linear Voltage Regulators (LDO), TO-92-3. 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",
"power management ics",
"78l05l-t92-k",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "78L05L-T92-K",
"manufacturer": "UTC(Unisonic Tech)",
"package": "TO-92-3",
"pin_count": 3,
"category": "Power Management ICs",
"subcategory": "Linear Voltage Regulators (LDO)",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/24955d8a86386c685cabea257ea319d6.pdf",
"parts": {
"symbol": "78l05l-t92-k.kicad_sym",
"footprint": "78l05l-t92-k.kicad_mod",
"model_3d": "78l05l-t92-k-hero.glb",
"model_3d_plain": "78l05l-t92-k-etched.glb",
"model_3d_step": "78l05l-t92-k-etched.step",
"model_3d_step_plain": "78l05l-t92-k.step",
"lbr": "78l05l-t92-k.lbr"
},
"distributor_links": {
"lcsc": "C380213"
},
"distributor_check": {
"checked_at": "2026-10-26T21:50:30Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "OUTPUT",
"type": "power_out",
"description": "Regulated fixed output voltage terminal, rated for output current up to 100mA per the absolute maximum ratings."
},
{
"number": "2",
"name": "GND",
"type": "power_in",
"description": "Ground reference terminal of the regulator."
},
{
"number": "3",
"name": "INPUT",
"type": "power_in",
"description": "Unregulated input voltage terminal; absolute maximum input voltage is 30V for VOUT=5~9V and 35V for VOUT=10~18V."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": null,
"consensus": "skipped (clean text read)",
"guards": "pin_guards 0.1: passed",
"guard_notes": [],
"pages_sent": 8,
"cost_usd": 0.0006,
"at": "2026-10-26T21:50:21"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/24955d8a86386c685cabea257ea319d6.pdf",
"pages": 8,
"sha256": "81cd8edacd1fef82",
"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": "78l05l-t92-k.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "body on z = 0, through-hole leads below",
"extents_mm": [
4.83,
3.745,
9.8
],
"zmin_mm": -2.5,
"centre_offset_mm": 0.542,
"footprint_binding": "identity",
"sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
"checked": "2026-10-26",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "78l05l-t92-k-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": [
4.83,
3.745,
9.8
],
"zmin_mm": -2.5,
"centre_offset_mm": 0.542,
"footprint_binding": "identity",
"sha256": "b8004603923ec38188d3c57c03a844a2dcd3c79a192fcc032d27b4c1e6ae8986",
"checked": "2026-10-26",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "UTC(Unisonic Tech)",
"Package": "TO-92-3",
"Category": "Power Management ICs",
"Pins": "3"
},
"appearance": {
"contacts": {
"quote": "Note 1. The Maximum steady state usable output current is dependent on input voltage, heat sinking, lead length of the package and copper pattern of PCB.",
"page": 5,
"doc": "ds.pdf",
"material": "copper"
},
"version": 1,
"datasheet_sha256": "81cd8edacd1fef8243c52aa4c58cc88ddd3c328bd11ee0d62c9eb95b127d0f14"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "81cd8edacd1fef8243c52aa4c58cc88ddd3c328bd11ee0d62c9eb95b127d0f14",
"rows": [
{
"name": "Output Voltage",
"symbol": "VOUT",
"kind": "electrical",
"unit": "V",
"min": 4.8,
"typ": 5,
"max": 5.2,
"conditions": "TJ=25°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Output Voltage",
"symbol": "VOUT",
"kind": "electrical",
"unit": "V",
"min": 4.75,
"typ": null,
"max": 5.25,
"conditions": "7V≤VIN≤20V,IOUT=1mA-40mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Load Regulation",
"symbol": "VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 15,
"max": 60,
"conditions": "TJ=25°C,IOUT=1mA-100mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Load Regulation",
"symbol": "VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 8,
"max": 30,
"conditions": "TJ=25°C,IOUT=1mA-40mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Line Regulation",
"symbol": "VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 8,
"max": 150,
"conditions": "7V≤VIN≤20V,TJ=25°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Line Regulation",
"symbol": "VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 6,
"max": 100,
"conditions": "8V≤VIN≤20V,TJ=25°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Quiescent Current",
"symbol": "IQ",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 2,
"max": 5.5,
"conditions": "VIN=10V,IOUT=0mA,TJ=25°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Quiescent Current Change",
"symbol": "IQ",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 1.5,
"conditions": "8V≤VIN≤20V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Quiescent Current Change",
"symbol": "IQ",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 0.1,
"conditions": "1mA≤VIN≤40mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Temperature coefficient of VOUT",
"symbol": "VO/T",
"kind": "temperature_coefficient",
"unit": "mV/°C",
"min": null,
"typ": 1,
"max": null,
"conditions": "IOUT=5mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Ripple Rejection",
"symbol": "RR",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": 60,
"max": null,
"conditions": "8V≤VIN≤20V,f=120Hz,TJ=25°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Dropout Voltage",
"symbol": "VD",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 1.7,
"max": null,
"conditions": "TJ=25°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Input Voltage",
"symbol": "VIN",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 30,
"conditions": "VOUT=5~9V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Output Current",
"symbol": "IOUT",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 100,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Power Dissipation",
"symbol": "PD",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 625,
"conditions": "TO-92/TO-92NL",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Junction Temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Operating Temperature",
"symbol": "TOPR",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "Guaranteed by design, not 100% tested (note 2)",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Storage Temperature",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 3,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"78l05l-t92-k"
],
"discovery_pitch": "78L05L-T92-K (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",
"78l05l-t92-k.kicad_sym",
"78l05l-t92-k.kicad_mod",
"78l05l-t92-k.glb",
"78l05l-t92-k.step",
"78l05l-t92-k.lbr",
"docs/hero.png",
"docs/78l05l-t92-k-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"78l05l-t92-k-hero.glb",
"78l05l-t92-k-hero.overlay.json",
"78l05l-t92-k-etched.glb"
],
"visibility": {
"public": true
}
}