component
RN1405
Public Made by Adomby adom
TOSHIBA Digital Transistors, TO-236-3(SOT-23-3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320
{
"schema_version": 1,
"type": "component",
"slug": "rn1405",
"title": "RN1405",
"brief": "TOSHIBA Digital Transistors, TO-236-3(SOT-23-3). 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",
"transistors-thyristors",
"rn1405",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "RN1405",
"manufacturer": "TOSHIBA",
"package": "TO-236-3(SOT-23-3)",
"pin_count": 3,
"category": "Transistors/Thyristors",
"subcategory": "Digital Transistors",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7951779a39f63b8dbe6afab0d8b3f14a.pdf",
"parts": {
"symbol": "rn1405.kicad_sym",
"footprint": "rn1405.kicad_mod",
"model_3d": "rn1405-hero.glb",
"model_3d_plain": "rn1405-etched.glb",
"model_3d_step": "rn1405-etched.step",
"model_3d_step_plain": "rn1405.step",
"lbr": "rn1405.lbr"
},
"distributor_links": {
"lcsc": "C17249533"
},
"distributor_check": {
"checked_at": "2026-10-15T08:25:24Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "B",
"type": "input",
"description": "Base input of the NPN transistor with built-in bias resistors (R1 = 2.2 kΩ in series, R2 = 47 kΩ base-emitter for RN1405); VEBO max 5 V."
},
{
"number": "2",
"name": "E",
"type": "passive",
"description": "Emitter of the NPN transistor, normally connected to ground in switching/inverter circuits."
},
{
"number": "3",
"name": "C",
"type": "passive",
"description": "Collector of the NPN transistor; VCEO max 50 V, IC max 100 mA."
}
],
"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: The datasheet's package is S-Mini (TOSHIBA 2-3F1S), not the TO-236-3 (SOT-23-3) given in the package; The datasheet gives only the transistor terminal names (Base, Emitter, Collector), so the types are ",
"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 11,
"cost_usd": 0.124,
"at": "2026-10-15T08:25:10"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/7951779a39f63b8dbe6afab0d8b3f14a.pdf",
"pages": 11,
"sha256": "6acb19feab63e3a2",
"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": "rn1405.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.5,
3,
1.2
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
"checked": "2026-10-15",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "rn1405-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.5,
3,
1.2
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "5d65bfc3bc43149e73fd2c3e69b5b9c3af35655f42867378eda00ee6e7047d97",
"checked": "2026-10-15",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "TOSHIBA",
"Package": "TO-236-3(SOT-23-3)",
"Category": "Transistors/Thyristors",
"Pins": "3"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "6acb19feab63e3a2e7939ae66b980f669f5973bb38077cac3130696d3a0180c0",
"rows": [
{
"name": "Input resistor R1 (built-in bias resistor)",
"symbol": "R1",
"kind": "tolerance",
"unit": "kΩ",
"min": 1.54,
"typ": 2.2,
"max": 2.86,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Resistor ratio R1/R2",
"symbol": "R1/R2",
"kind": "tolerance",
"unit": "",
"min": 0.0421,
"typ": 0.0468,
"max": 0.0515,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Collector cut-off current",
"symbol": "ICBO",
"kind": "electrical",
"unit": "nA",
"min": null,
"typ": null,
"max": 100,
"conditions": "VCB = 50 V, IE = 0 mA",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Collector cut-off current",
"symbol": "ICEO",
"kind": "electrical",
"unit": "nA",
"min": null,
"typ": null,
"max": 500,
"conditions": "VCE = 50 V, IB = 0 mA",
"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": "IC = 5 mA, IB = 0.25 mA",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Collector-base voltage",
"symbol": "VCBO",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Collector current",
"symbol": "IC",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 100,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Collector power dissipation",
"symbol": "PC",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 200,
"conditions": "",
"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": "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": [
"rn1405"
],
"discovery_pitch": "RN1405 (TOSHIBA) 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",
"rn1405.kicad_sym",
"rn1405.kicad_mod",
"rn1405.glb",
"rn1405.step",
"rn1405.lbr",
"docs/hero.png",
"docs/rn1405-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"rn1405-hero.glb",
"rn1405-hero.overlay.json",
"rn1405-etched.glb"
],
"visibility": {
"public": true
}
}