component
X0405MF-252
Public Made by Adomby adom
KY Thyristors (SCR)/Modules, TO-252. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"type": "component",
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"title": "X0405MF-252",
"brief": "KY Thyristors (SCR)/Modules, TO-252. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
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"component": {
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"category": "Transistors/Thyristors",
"subcategory": "Thyristors (SCR)/Modules",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603009491642163200",
"parts": {
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"footprint": "x0405mf-252.kicad_mod",
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"model_3d_step": "x0405mf-252-etched.step",
"model_3d_step_plain": "x0405mf-252.step",
"lbr": "x0405mf-252.lbr"
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"distributor_links": {
"lcsc": "C7420795"
},
"distributor_check": {
"checked_at": "2026-10-17T03:13:44Z",
"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 (K) of the SCR; the datasheet symbol labels this terminal K(1)."
},
{
"number": "2",
"name": "A",
"type": "passive",
"description": "Anode (A) of the SCR, also the tab; the TO-252 drawing marks the tab as 2 and the symbol labels it A(2), with VDRM/VRRM of 600V."
},
{
"number": "3",
"name": "G",
"type": "input",
"description": "Gate (G) trigger input; the symbol labels it G(3), with VGT ≤0.8V and IGT ≤120uA at VD=12V."
}
],
"provenance": {
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"factory_chain": {
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"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": [
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"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 7,
"cost_usd": 0.1684,
"at": "2026-10-17T03:12:14"
},
"datasheet": {
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"pages": 7,
"sha256": "09894c153b8714bf",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
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"described": 3,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
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"sha256": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
"checked": "2026-10-17",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "x0405mf-252-etched.step",
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]
},
"metadata": {
"specs": {
"Manufacturer": "KY",
"Package": "TO-252",
"Category": "Transistors/Thyristors",
"Pins": "3"
},
"characteristics": {
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"rows": [
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"name": "Repetitive Peak Off-State Voltage (X0405 column)",
"symbol": "VDRM/VRRM",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 600,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Repetitive Peak Off-State Current",
"symbol": "IDRM",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": null,
"max": 5,
"conditions": "Tc=25°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Repetitive Peak Off-State Current",
"symbol": "IDRM",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": null,
"max": 100,
"conditions": "Tc=110°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Repetitive Peak Reverse Current",
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"unit": "uA",
"min": null,
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"source_page": 3,
"source": "datasheet"
},
{
"name": "Repetitive Peak Reverse Current",
"symbol": "IRRM",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": null,
"max": 100,
"conditions": "Tc=110°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Forward on voltage",
"symbol": "VTM",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 1.7,
"conditions": "IT=8A tp=380us",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Gate nontrigger voltage",
"symbol": "VGD",
"kind": "electrical",
"unit": "V",
"min": 0.2,
"typ": null,
"max": null,
"conditions": "VD=VDRM,Tj=110°C,RGK=1KΩ,RL=3.3KΩ",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Latching current",
"symbol": "IL",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 6,
"conditions": "IG=1.2IGT",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Holding current",
"symbol": "IH",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 5,
"conditions": "VD=12V,IGT=0.1A",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Gate trigger voltage",
"symbol": "VGT",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "VD=12V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Gate trigger current",
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"kind": "electrical",
"unit": "uA",
"min": null,
"typ": null,
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"conditions": "VD=12V,IT=0.1A",
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},
{
"name": "Critical-rate of rise of commutation voltage",
"symbol": "dv/dt",
"kind": "electrical",
"unit": "V/us",
"min": 10,
"typ": null,
"max": null,
"conditions": "VD=2/3VDRM,Tj=110°C,RGK=1KΩ",
"source_page": 3,
"source": "datasheet"
},
{
"name": "R.M.S On-State Current",
"symbol": "IT(RMS)",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 4,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Average On-State Current",
"symbol": "IT(AV)",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 2.5,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Surge On-State Current",
"symbol": "ITSM",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 30,
"conditions": "F=50Hz,tp=10ms",
"source_page": 3,
"source": "datasheet"
},
{
"name": "I²t for fusing",
"symbol": "I²t",
"kind": "absolute_maximum",
"unit": "A²s",
"min": null,
"typ": null,
"max": 4.5,
"conditions": "Tp=10ms",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Peak Gate Current",
"symbol": "IGM",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 1.2,
"conditions": "tp=20uS,Tj=110°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Average Gate Power Dissipation",
"symbol": "PG(AV)",
"kind": "absolute_maximum",
"unit": "W",
"min": null,
"typ": null,
"max": 0.2,
"conditions": "Tj=110°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Peak Gate Power Dissipation",
"symbol": "PGM",
"kind": "absolute_maximum",
"unit": "W",
"min": null,
"typ": null,
"max": 1,
"conditions": "tp=20uS,Tj=110°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Operating Junction Temperature",
"symbol": "Tj",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Storage Temperature",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 3,
"source": "datasheet"
}
]
}
},
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"discovery_triggers": [
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],
"discovery_pitch": "X0405MF-252 (KY) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
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}