component
FODM2705
Public Made by Adomby adom
onsemi Transistor, Photovoltaic Output Optoisolators, SOP-4-2.54mm. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436
{
"schema_version": 1,
"type": "component",
"slug": "fodm2705",
"title": "FODM2705",
"brief": "onsemi Transistor, Photovoltaic Output Optoisolators, SOP-4-2.54mm. 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",
"fodm2705",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "FODM2705",
"manufacturer": "onsemi",
"package": "SOP-4-2.54mm",
"pin_count": 4,
"category": "Optoisolators",
"subcategory": "Transistor, Photovoltaic Output Optoisolators",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893303601844224",
"parts": {
"symbol": "fodm2705.kicad_sym",
"footprint": "fodm2705.kicad_mod",
"model_3d": "fodm2705-hero.glb",
"model_3d_plain": "fodm2705-etched.glb",
"model_3d_step": "fodm2705-etched.step",
"model_3d_step_plain": "fodm2705.step",
"lbr": "fodm2705.lbr"
},
"distributor_links": {
"lcsc": "C87419",
"digikey": "FODM2705-ND",
"mouser": "512-FODM2705"
},
"distributor_check": {
"checked_at": "2026-10-15T15:06:05Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "FODM2705-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "512-FODM2705",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "ANODE",
"type": "passive",
"description": "One terminal of the infrared emitting diode pair; the FODM2705 uses two LEDs in inverse parallel for AC input, with forward current limited to IF(avg) 50 mA continuous and IF(pk) 1 A (1 s pulse, 300 pps)."
},
{
"number": "2",
"name": "CATHODE",
"type": "passive",
"description": "Other terminal of the infrared emitting diode pair; the FODM2705 uses two LEDs in inverse parallel for AC input, so either polarity may be applied within the emitter ratings (VR 6 V and IF(avg) 50 mA)."
},
{
"number": "3",
"name": "EMITTER",
"type": "passive",
"description": "Phototransistor emitter; the FODM2705 emitter-collector breakdown voltage (VECO) is rated at 7 V."
},
{
"number": "4",
"name": "COLLECTOR",
"type": "passive",
"description": "Phototransistor collector; the FODM2705 collector-emitter voltage (VCEO) is rated at 40 V with continuous collector current IC of 80 mA."
}
],
"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: The package hint 'SOP-4-2.54mm' does not match the datasheet's package name. The datasheet describes; The pin connection figure is shared across the family and labels pin 1 ANODE and pin 2 CATHODE. For ; The datasheet does not give a specific pin type (input/output) for any terminal, so pin types are as"
],
"pages_sent": 9,
"cost_usd": 0.0464,
"at": "2026-10-15T15:05:51"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893303601844224",
"pages": 9,
"sha256": "f02541b56f11842c",
"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": "fodm2705.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.096,
4.089,
2.1
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "f966be0315ede1d7c279b7361961651ad3bf041e8ee08b9486d3e8f3322ca8cf",
"checked": "2026-10-15",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "fodm2705-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.096,
4.089,
2.1
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "6bf3c3e77407e4c2d9be432eaf9c5ea5dcc363d18f8f7bbd7d052caf3018b9f3",
"checked": "2026-10-15",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "onsemi",
"Package": "SOP-4-2.54mm",
"Category": "Optoisolators",
"Pins": "4"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "f02541b56f11842c1b090cbc9c46973fa95fe1e95c49454fc187d579bddb399b",
"rows": [
{
"name": "Collector-Emitter Breakdown Voltage (FODM2705)",
"symbol": "BVCEO",
"kind": "electrical",
"unit": "V",
"min": 40,
"typ": null,
"max": null,
"conditions": "IC = 1 mA, IF = 0",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Emitter-Collector Breakdown Voltage",
"symbol": "BVECO",
"kind": "electrical",
"unit": "V",
"min": 7,
"typ": null,
"max": null,
"conditions": "IE = 100 A, IF = 0",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Collector Dark Current",
"symbol": "ICEO",
"kind": "electrical",
"unit": "nA",
"min": null,
"typ": null,
"max": 100,
"conditions": "VCE = 40 V, IF = 0",
"source_page": 3,
"source": "datasheet"
},
{
"name": "DC Current Transfer Ratio (FODM2705)",
"symbol": "CTR",
"kind": "electrical",
"unit": "%",
"min": 50,
"typ": null,
"max": 300,
"conditions": "IF = ±5 mA, VCE = 5 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "CTR Symmetry (FODM2705)",
"symbol": "",
"kind": "electrical",
"unit": "",
"min": 0.3,
"typ": null,
"max": 3,
"conditions": "IF = ±5 mA, VCE = 5 V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Saturation Voltage (FODM2705)",
"symbol": "VCE(SAT)",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.3,
"conditions": "IF = ±10 mA, IC = 2 mA",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Steady State Isolation Voltage",
"symbol": "VISO",
"kind": "electrical",
"unit": "VACRMS",
"min": 3750,
"typ": null,
"max": null,
"conditions": "1 minute",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Storage Temperature",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Operating Temperature",
"symbol": "TOPR",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 110,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Junction Temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Lead Solder Temperature",
"symbol": "TSOL",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 260,
"conditions": "for 10 s",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Continuous Forward Current",
"symbol": "IF (avg)",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Peak Forward Current",
"symbol": "IF (pk)",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 1,
"conditions": "1 s pulse, 300 pps.",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Reverse Voltage",
"symbol": "VR",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Power Dissipation (emitter)",
"symbol": "PD",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 70,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Continuous Collector Current",
"symbol": "IC",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 80,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Collector-Emitter Voltage (FODM2701, FODM2705)",
"symbol": "VCEO",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 40,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Emitter-Collector Voltage",
"symbol": "VECO",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Power Dissipation (detector)",
"symbol": "PD",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 2,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"fodm2705"
],
"discovery_pitch": "FODM2705 (onsemi) 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",
"fodm2705.kicad_sym",
"fodm2705.kicad_mod",
"fodm2705.glb",
"fodm2705.step",
"fodm2705.lbr",
"docs/hero.png",
"docs/fodm2705-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"fodm2705-hero.glb",
"fodm2705-hero.overlay.json",
"fodm2705-etched.glb"
],
"visibility": {
"public": true
}
}