component
SMAJ45A-13-F
Public Made by Adomby adom
Diodes Incorporated TVS, SMA. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347
{
"schema_version": 1,
"type": "component",
"slug": "smaj45a-13-f",
"title": "SMAJ45A-13-F",
"brief": "Diodes Incorporated TVS, SMA. 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",
"circuit protection",
"smaj45a-13-f",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "SMAJ45A-13-F",
"manufacturer": "Diodes Incorporated",
"package": "SMA",
"pin_count": 2,
"category": "Circuit Protection",
"subcategory": "TVS",
"datasheet": "https://www.diodes.com/assets/Datasheets/SMAJ45A-13-F.pdf",
"parts": {
"symbol": "smaj45a-13-f.kicad_sym",
"footprint": "smaj45a-13-f.kicad_mod",
"model_3d": "smaj45a-13-f-hero.glb",
"model_3d_plain": "smaj45a-13-f-etched.glb",
"model_3d_step": "smaj45a-13-f-etched.step",
"model_3d_step_plain": "smaj45a-13-f.step",
"lbr": "smaj45a-13-f.lbr"
},
"distributor_links": {
"lcsc": "C134989"
},
"distributor_check": {
"checked_at": "2026-10-22T20:58:06Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "Cathode",
"type": "passive",
"description": "Cathode terminal marked by the cathode band on the unidirectional SMAJ45A, which has a 45 V reverse standoff voltage, 50.0-55.3 V breakdown at 1.0 mA, and 72.7 V maximum clamping at 5.5 A peak pulse current."
},
{
"number": "2",
"name": "A",
"type": "passive",
"description": "Anode terminal opposite the cathode band on the unidirectional SMAJ45A, which is rated for 400 W peak pulse power dissipation."
}
],
"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",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The datasheet gives no pin numbers for the SMA package. It only shows a cathode band for unidirectio"
],
"pages_sent": 6,
"cost_usd": 0.1293,
"at": "2026-10-22T20:57:42"
},
"datasheet": {
"url": "https://www.diodes.com/assets/Datasheets/SMAJ45A-13-F.pdf",
"pages": 6,
"sha256": "70c17cee9c231f90",
"source_tier": "mfr"
},
"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": "smaj45a-13-f.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
5,
2.7,
2.22
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "1cfddd4e3b1bf22b8fc6ee3258c2aade882ed7b85b528e23b9db42437775a1db",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "smaj45a-13-f-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
5,
2.7,
2.22
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "104edc81f5007a88676d7004b866942c84b7f4e32ab73d2b63485bd2b21e3cae",
"checked": "2026-10-22",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Diodes Incorporated",
"Package": "SMA",
"Category": "Circuit Protection",
"Pins": "2"
},
"appearance": {
"contacts": {
"quote": " Terminals: Lead-Free Plating (Matte Tin Finish). Solderable per MIL-STD-202, Method 208",
"page": 1,
"doc": "ds.pdf",
"plating": "tin"
},
"version": 1,
"datasheet_sha256": "70c17cee9c231f90b8f1cea2fa982fa2d31b4ba4823cda63a11e51ba302bd04f"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "70c17cee9c231f90b8f1cea2fa982fa2d31b4ba4823cda63a11e51ba302bd04f",
"rows": [
{
"name": "Peak Pulse Power Dissipation",
"symbol": "PPK",
"kind": "absolute_maximum",
"unit": "W",
"min": null,
"typ": null,
"max": 400,
"conditions": "Non-repetitive current pulse derated above TA = +25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Peak Forward Surge Current",
"symbol": "IFSM",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 40,
"conditions": "8.3ms single half sine wave superimposed on rated load, TA = +25°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Steady State Power Dissipation",
"symbol": "PM(AV)",
"kind": "absolute_maximum",
"unit": "W",
"min": null,
"typ": null,
"max": 1,
"conditions": "TL = +75°C",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Instantaneous Forward Voltage",
"symbol": "VF",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 3.5,
"conditions": "IPP = 35A, unidirectional only",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Operating Temperature Range",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Storage Temperature Range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Reverse Standoff Voltage",
"symbol": "VRWM",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 45,
"max": null,
"conditions": "SMAJ45A, TA = +25°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Breakdown Voltage",
"symbol": "VBR",
"kind": "electrical",
"unit": "V",
"min": 50,
"typ": null,
"max": 55.3,
"conditions": "@ IT = 1.0 mA, pulse 10ms to 15ms",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Test Current",
"symbol": "IT",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 1,
"max": null,
"conditions": "SMAJ45A",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum Reverse Leakage",
"symbol": "IR",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 5,
"conditions": "@ VRWM",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum Clamping Voltage",
"symbol": "VC",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 72.7,
"conditions": "@ IPP = 5.5 A",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum Peak Pulse Current",
"symbol": "IPP",
"kind": "electrical",
"unit": "A",
"min": null,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 3,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"smaj45a-13-f"
],
"discovery_pitch": "SMAJ45A-13-F (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",
"smaj45a-13-f.kicad_sym",
"smaj45a-13-f.kicad_mod",
"smaj45a-13-f.glb",
"smaj45a-13-f.step",
"smaj45a-13-f.lbr",
"docs/hero.png",
"docs/smaj45a-13-f-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"smaj45a-13-f-hero.glb",
"smaj45a-13-f-hero.overlay.json",
"smaj45a-13-f-etched.glb"
],
"visibility": {
"public": true
}
}