component
K30101A
Public Made by Adomby adom
Cosmo Electronics Transistor, Photovoltaic Output Optoisolators, DIP-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445
{
"schema_version": 1,
"type": "component",
"slug": "k30101a",
"title": "K30101A",
"brief": "Cosmo Electronics Transistor, Photovoltaic Output Optoisolators, DIP-4. 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",
"optoisolators",
"k30101a",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "K30101A",
"manufacturer": "Cosmo Electronics",
"package": "DIP-4",
"pin_count": 4,
"category": "Optoisolators",
"subcategory": "Transistor, Photovoltaic Output Optoisolators",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588896906760097792",
"parts": {
"symbol": "k30101a.kicad_sym",
"footprint": "k30101a.kicad_mod",
"model_3d": "k30101a-hero.glb",
"model_3d_plain": "k30101a-etched.glb",
"model_3d_step": "k30101a-etched.step",
"model_3d_step_plain": "k30101a.step",
"lbr": "k30101a.lbr"
},
"distributor_links": {
"lcsc": "C920671"
},
"distributor_check": {
"checked_at": "2026-10-16T18:28:28Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "Anode, Cathode",
"type": "passive",
"description": "One terminal of the two infrared emitting diodes connected in inverse parallel on the input side; the input forward current is rated ±50 mA (IF) with a peak of ±1 A (IFM)."
},
{
"number": "2",
"name": "Anode, Cathode",
"type": "passive",
"description": "The other terminal of the inverse-parallel infrared emitting diode pair on the input side; the input forward current is rated ±50 mA (IF) with a peak of ±1 A (IFM)."
},
{
"number": "3",
"name": "Emitter",
"type": "passive",
"description": "Emitter of the phototransistor output detector; the emitter-collector voltage is rated at 6 V (VECO) maximum."
},
{
"number": "4",
"name": "Collector",
"type": "passive",
"description": "Collector of the phototransistor output detector; the collector-emitter voltage is rated at 80 V (VCEO) and the collector current at 50 mA (IC) maximum."
}
],
"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": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Pin functions and numbering come from the schematic on page 1 (1 Anode/Cathode, 2 Anode/Cathode, 3 E; Package match: the numbering system on page 8 defines X = 1 as the dual-in-line (DIP) lead form, so "
],
"pages_sent": 11,
"cost_usd": 0.0357,
"at": "2026-10-16T18:28:01"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588896906760097792",
"pages": 11,
"sha256": "85bddbcc12b34fac",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 4,
"described": 4,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "k30101a.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "body on z = 0, through-hole leads below",
"extents_mm": [
7.874,
4.93,
6.98
],
"zmin_mm": -3.3,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "39490b2c17b5f36ae3fdd5fdd2952f6879a060ff6cbc6d0241e3d6262fd0f215",
"checked": "2026-10-16",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "k30101a-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": [
7.874,
4.93,
6.98
],
"zmin_mm": -3.3,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "066d1750da7eb3647bae8631227c60462f8c2240b4307eb921b67440a528f12e",
"checked": "2026-10-16",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Cosmo Electronics",
"Package": "DIP-4",
"Category": "Optoisolators",
"Pins": "4"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "85bddbcc12b34fac820076353b3c789534529e1ee1bb34701c25139de771f31b",
"rows": [
{
"name": "Forward voltage",
"symbol": "VF",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 1.2,
"max": 1.4,
"conditions": "IF=±20mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Peak forward voltage",
"symbol": "VFM",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 3,
"conditions": "IFM=±0.5A",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Collector dark current",
"symbol": "ICEO",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": null,
"max": 0.1,
"conditions": "VCE=20V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Current transfer ratio, rank A",
"symbol": "CTR",
"kind": "electrical",
"unit": "%",
"min": 60,
"typ": null,
"max": 600,
"conditions": "IF=±1mA, VCE=5V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Collector-emitter saturation voltage",
"symbol": "VCE(sat)",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.1,
"max": 0.3,
"conditions": "IF=±20mA, IC=1mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Floating capacitance",
"symbol": "Cf",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": 0.6,
"max": 1,
"conditions": "V=0, f=1MHz",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Response time (rise)",
"symbol": "tr",
"kind": "electrical",
"unit": "μs",
"min": null,
"typ": 5,
"max": 20,
"conditions": "VCE=2V, IC=2mA, RL=100Ω",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Response time (fall)",
"symbol": "tf",
"kind": "electrical",
"unit": "μs",
"min": null,
"typ": 4,
"max": 20,
"conditions": "VCE=2V, IC=2mA, RL=100Ω",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Forward current",
"symbol": "IF",
"kind": "absolute_maximum",
"unit": "mA",
"min": -50,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Peak forward current",
"symbol": "IFM",
"kind": "absolute_maximum",
"unit": "A",
"min": -1,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Power dissipation (input)",
"symbol": "PD",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 70,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Collector-emitter voltage",
"symbol": "VCEO",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 80,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Emitter-collector voltage",
"symbol": "VECO",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Collector current",
"symbol": "IC",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Collector power dissipation",
"symbol": "PC",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Total power dissipation",
"symbol": "Ptot",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 200,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Isolation voltage",
"symbol": "Viso",
"kind": "absolute_maximum",
"unit": "Vrms",
"min": null,
"typ": null,
"max": 5000,
"conditions": "1 minute",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Operating temperature",
"symbol": "Topr",
"kind": "absolute_maximum",
"unit": "℃",
"min": -55,
"typ": null,
"max": 115,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Storage temperature",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "℃",
"min": -55,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Soldering temperature",
"symbol": "Tsol",
"kind": "absolute_maximum",
"unit": "℃",
"min": null,
"typ": null,
"max": 260,
"conditions": "10 seconds",
"source_page": 3,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"k30101a"
],
"discovery_pitch": "K30101A (Cosmo Electronics) 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",
"k30101a.kicad_sym",
"k30101a.kicad_mod",
"k30101a.glb",
"k30101a.step",
"k30101a.lbr",
"docs/hero.png",
"docs/k30101a-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"k30101a-hero.glb",
"k30101a-hero.overlay.json",
"k30101a-etched.glb"
],
"visibility": {
"public": true
}
}