component
AZ431AZ-ATRG1
Public Made by Adomby adom
Diodes Incorporated Voltage Reference, TO-92-2.54mm. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485
{
"schema_version": 1,
"type": "component",
"slug": "az431az-atrg1",
"title": "AZ431AZ-ATRG1",
"brief": "Diodes Incorporated Voltage Reference, TO-92-2.54mm. 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",
"power management (pmic)",
"az431az-atrg1",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "AZ431AZ-ATRG1",
"manufacturer": "Diodes Incorporated",
"package": "TO-92-2.54mm",
"pin_count": 3,
"category": "Power Management (PMIC)",
"subcategory": "Voltage Reference",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588895109895639040",
"parts": {
"symbol": "az431az-atrg1.kicad_sym",
"footprint": "az431az-atrg1.kicad_mod",
"model_3d": "az431az-atrg1-hero.glb",
"model_3d_plain": "az431az-atrg1-etched.glb",
"model_3d_step": "az431az-atrg1-etched.step",
"model_3d_step_plain": "az431az-atrg1.step",
"lbr": "az431az-atrg1.lbr"
},
"distributor_links": {
"lcsc": "C191431"
},
"distributor_check": {
"checked_at": "2026-10-17T21:37:58Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "REF",
"type": "input",
"description": "Reference (sense) input of the shunt regulator, with VREF of 2.5 V (2.490 to 2.510 V for the 0.4% grade and 2.480 to 2.520 V for the 0.8% grade at IKA = 10 mA) and a reference input current limit of 10 mA."
},
{
"number": "2",
"name": "ANODE",
"type": "passive",
"description": "Common anode terminal; the datasheet gives no separate pin-specific limit, so the cathode-to-anode limits apply (VKA from VREF to 36 V recommended, 40 V absolute maximum)."
},
{
"number": "3",
"name": "CATHODE",
"type": "passive",
"description": "Cathode terminal whose voltage must stay between VREF and 36 V and whose current is 1.0 to 100 mA in recommended operation (absolute maximum cathode current range -100 to 150 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 pin-assignment drawings for TO92 (Ammo Packing) and TO92 (Bulk Packing) are only available as ex; The datasheet does not state electrical pin types. The types given (REF as input, ANODE and CATHODE ; The datasheet gives no pin-specific limits for ANODE, so its description relies on the cathode-anode"
],
"pages_sent": 19,
"cost_usd": 0.0543,
"at": "2026-10-17T21:35:57"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588895109895639040",
"pages": 19,
"sha256": "af7f4848d81a3997",
"source_tier": "lcsc"
},
"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": "az431az-atrg1.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "body on z = 0, through-hole leads below",
"extents_mm": [
4.83,
3.745,
9.8
],
"zmin_mm": -2.5,
"centre_offset_mm": 0.542,
"footprint_binding": "identity",
"sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
"checked": "2026-10-17",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "az431az-atrg1-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": [
4.83,
3.745,
9.8
],
"zmin_mm": -2.5,
"centre_offset_mm": 0.542,
"footprint_binding": "identity",
"sha256": "c92da21f8e48d31fe40b7760e70181da1744d5f97df7f2276bd5d379001f0be6",
"checked": "2026-10-17",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Diodes Incorporated",
"Package": "TO-92-2.54mm",
"Category": "Power Management (PMIC)",
"Pins": "3"
},
"appearance": {
"housing": {
"quote": "ESD ESD (Human Body Model) 2000 V Note 4: Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and",
"page": 4,
"doc": "ds.pdf",
"material": "Abs"
},
"version": 1,
"datasheet_sha256": "af7f4848d81a39974b1af3f3fb3fa61d5cdf6e5f469b25414ab7d9277061eec8"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "af7f4848d81a39974b1af3f3fb3fa61d5cdf6e5f469b25414ab7d9277061eec8",
"rows": [
{
"name": "Cathode Voltage (absolute maximum)",
"symbol": "VKA",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 40,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Cathode Current Range (continuous)",
"symbol": "IKA",
"kind": "absolute_maximum",
"unit": "mA",
"min": -100,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Reference Input Current Range",
"symbol": "IREF",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 10,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Power Dissipation (Z, R package; Z = TO92)",
"symbol": "PD",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 770,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Thermal Resistance Junction to Ambient, TO92",
"symbol": "θJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 165,
"max": null,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Junction Temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Storage Temperature Range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "ESD (Human Body Model)",
"symbol": "ESD",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 2000,
"conditions": "Human Body Model",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Cathode Voltage (recommended)",
"symbol": "VKA",
"kind": "recommended_operating",
"unit": "V",
"min": null,
"typ": null,
"max": 36,
"conditions": "Minimum printed as VREF (2.5 V nominal reference)",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Cathode Current",
"symbol": "IKA",
"kind": "recommended_operating",
"unit": "mA",
"min": 1,
"typ": null,
"max": 100,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Operating Ambient Temperature Range",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Reference Voltage (0.4% grade)",
"symbol": "VREF",
"kind": "electrical",
"unit": "V",
"min": 2.49,
"typ": 2.5,
"max": 2.51,
"conditions": "VKA = VREF, IKA = 10mA, TA = 25°C",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Deviation of Reference Voltage, 0 to +70°C",
"symbol": "VREF",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 4.5,
"max": 8,
"conditions": "VKA = VREF, IKA = 10mA, 0 to +70°C",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Deviation of Reference Voltage, -40 to +85°C",
"symbol": "VREF",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 4.5,
"max": 10,
"conditions": "VKA = VREF, IKA = 10mA, -40 to +85°C",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Deviation of Reference Voltage, -40 to +125°C",
"symbol": "VREF",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 4.5,
"max": 16,
"conditions": "VKA = VREF, IKA = 10mA, -40 to +125°C",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ratio of Change in Reference Voltage to Change in Cathode Voltage",
"symbol": "VREF/VKA",
"kind": "voltage_coefficient",
"unit": "mV/V",
"min": null,
"typ": -1,
"max": -2.7,
"conditions": "IKA = 10mA, VKA = 10V to VREF",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ratio of Change in Reference Voltage to Change in Cathode Voltage",
"symbol": "VREF/VKA",
"kind": "voltage_coefficient",
"unit": "mV/V",
"min": null,
"typ": -0.5,
"max": -2,
"conditions": "IKA = 10mA, VKA = 36V to 10V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Reference Current",
"symbol": "IREF",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 0.7,
"max": 4,
"conditions": "IKA = 10mA, R1 = 10kΩ, R2 = ∞",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Deviation of Reference Current Over Full Temperature Range",
"symbol": "IREF",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 0.4,
"max": 1.2,
"conditions": "IKA = 10mA, R1 = 10kΩ, R2 = ∞, TA = -40 to +125°C",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Minimum Cathode Current for Regulation",
"symbol": "IKA(Min)",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 0.4,
"max": 1,
"conditions": "VKA = VREF",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Off-state Cathode Current",
"symbol": "IKA(Off)",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 0.05,
"max": 1,
"conditions": "VKA = 36V, VREF = 0",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Dynamic Impedance",
"symbol": "ZKA",
"kind": "electrical",
"unit": "Ω",
"min": null,
"typ": 0.15,
"max": 0.5,
"conditions": "VKA = VREF, IKA = 1 to 100mA, f ≤ 1.0kHz",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Thermal Resistance Junction to Case, TO92",
"symbol": "θJC",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 81.63,
"max": null,
"conditions": "",
"source_page": 5,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"az431az-atrg1"
],
"discovery_pitch": "AZ431AZ-ATRG1 (Diodes Incorporated) 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",
"az431az-atrg1.kicad_sym",
"az431az-atrg1.kicad_mod",
"az431az-atrg1.glb",
"az431az-atrg1.step",
"az431az-atrg1.lbr",
"docs/hero.png",
"docs/az431az-atrg1-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"az431az-atrg1-hero.glb",
"az431az-atrg1-hero.overlay.json",
"az431az-atrg1-etched.glb"
],
"visibility": {
"public": true
}
}