component
ESD9D3V3C
Public Made by Adomby adom
Leiditech TVS, SOD-923. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359
{
"schema_version": 1,
"type": "component",
"slug": "esd9d3v3c",
"title": "ESD9D3V3C",
"brief": "Leiditech TVS, SOD-923. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"circuit protection",
"esd9d3v3c",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "ESD9D3V3C",
"manufacturer": "Leiditech",
"package": "SOD-923",
"pin_count": 2,
"category": "Circuit Protection",
"subcategory": "TVS",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/fc83297a0edcadb8cf8c5692ba513934.pdf",
"parts": {
"symbol": "esd9d3v3c.kicad_sym",
"footprint": "esd9d3v3c.kicad_mod",
"model_3d": "esd9d3v3c-hero.glb",
"model_3d_plain": "esd9d3v3c-etched.glb",
"model_3d_step": "esd9d3v3c-etched.step",
"model_3d_step_plain": "esd9d3v3c.step",
"lbr": "esd9d3v3c.lbr"
},
"distributor_links": {
"lcsc": "C490607"
},
"distributor_check": {
"checked_at": "2026-10-21T10:28:23Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "K",
"type": "passive",
"description": "Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint."
},
{
"number": "2",
"name": "A",
"type": "passive",
"description": "Anode."
}
],
"provenance": {
"extractor": "extract_pins",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins",
"primary_model": "cathode-band convention",
"primary_mode": "convention",
"consensus_model": null,
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 2,
"cost_usd": 0.0006,
"at": "2026-10-21T10:23:37"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/fc83297a0edcadb8cf8c5692ba513934.pdf",
"pages": 2,
"sha256": "a44192caa28eb7b4",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 2,
"described": 2,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "esd9d3v3c.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
1,
0.6,
0.37
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "2ab2eb57942276dc90db0148894bc98e40b6ed97c8a35c3c24e1f40fc146235f",
"checked": "2026-10-21",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "esd9d3v3c-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
1,
0.6,
0.37
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "a18d524e6b7a8019d71431adff893db246a653d3d2d604e329e1ab6927378ab5",
"checked": "2026-10-21",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Leiditech",
"Package": "SOD-923",
"Category": "Circuit Protection",
"Pins": "2"
},
"appearance": {
"contacts": {
"quote": "◇ Matte Tin Lead finish (Pb-Free) ◇ Moisture Level Sensitivity 1",
"page": 1,
"doc": "ds.pdf",
"plating": "tin"
},
"version": 1,
"datasheet_sha256": "a44192caa28eb7b4e0d6e2bfecdeedf35e4e2dbd3f7d1ec803f733eed8abada4"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "a44192caa28eb7b4e0d6e2bfecdeedf35e4e2dbd3f7d1ec803f733eed8abada4",
"rows": [
{
"name": "Peak Power Dissipation",
"symbol": "PDK",
"kind": "absolute_maximum",
"unit": "W",
"min": null,
"typ": null,
"max": 44,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Maximum Reverse Peak Pulse Current",
"symbol": "IPP",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 2.3,
"conditions": "tP =8/20μs",
"source_page": 1,
"source": "datasheet"
},
{
"name": "ESD Voltage IEC61000-4-2 Air",
"symbol": "VESD-Air",
"kind": "absolute_maximum",
"unit": "kV",
"min": -15,
"typ": null,
"max": 15,
"conditions": "IEC61000-4-2 Air",
"source_page": 1,
"source": "datasheet"
},
{
"name": "ESD Voltage IEC61000-4-2 Contact",
"symbol": "VESD-contact",
"kind": "absolute_maximum",
"unit": "kV",
"min": -8,
"typ": null,
"max": 8,
"conditions": "IEC61000-4-2 Contact",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Junction Temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "℃",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Lead Temperature",
"symbol": "TL",
"kind": "absolute_maximum",
"unit": "℃",
"min": null,
"typ": null,
"max": 260,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Storage Temperature",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "℃",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Power Dissipation",
"symbol": "PD",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Reverse Working Peak Voltage",
"symbol": "VRWM",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 3.3,
"max": null,
"conditions": "",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Reverse Breakdown Voltage",
"symbol": "VBR",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 5,
"max": null,
"conditions": "IT = 1mA",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Reverse Current",
"symbol": "IR",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 2.5,
"max": null,
"conditions": "VRWM = 3.3V",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Clamping Voltage",
"symbol": "VC",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 19,
"max": null,
"conditions": "IPP MAX, tP =8/20μs",
"source_page": 1,
"source": "datasheet"
},
{
"name": "Diode Capacitance",
"symbol": "CD",
"kind": "electrical",
"unit": "pF",
"min": null,
"typ": 18,
"max": null,
"conditions": "VR = 0V, f = 1MHz",
"source_page": 1,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"esd9d3v3c"
],
"discovery_pitch": "ESD9D3V3C (Leiditech) 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",
"esd9d3v3c.kicad_sym",
"esd9d3v3c.kicad_mod",
"esd9d3v3c.glb",
"esd9d3v3c.step",
"esd9d3v3c.lbr",
"docs/hero.png",
"docs/esd9d3v3c-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"esd9d3v3c-hero.glb",
"esd9d3v3c-hero.overlay.json",
"esd9d3v3c-etched.glb"
],
"visibility": {
"public": true
}
}