component
A3977SLPTR-T
Public Made by Adomby adom
Allegro MicroSystems, LLC Motor Driver ICs, TSSOP-28-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema": "adom/verification@1",
"part": "A3977SLPTR-T",
"variants": [],
"entries": [
{
"date": "2026-11-05",
"by": {
"name": "Ray",
"handle": "ray"
},
"status": "verified",
"title": "Published by the parts factory: tier lcsc, 29 pins",
"scope": [
"symbol",
"footprint",
"3d",
"pins"
],
"variants": [
"*"
],
"checks": [
{
"text": "component-page-verify: PASS",
"result": "pass"
},
{
"text": "cad_props: Datasheet, MPN and distributor properties match page.json",
"result": "pass"
},
{
"text": "component: A3977SLPTR-T · TSSOP-28-EP · 29 pins",
"result": "pass"
},
{
"text": "copper: 29 copper pads, none touching another net",
"result": "pass"
},
{
"text": "datasheet: all 29 pin names found in the 17-page datasheet",
"result": "pass"
},
{
"text": "distributor: lcsc C163514, digikey 620-1147-2-ND, mouser 250-A3977SLPTR-T",
"result": "pass"
},
{
"text": "family: TSSOP-28-1EP_4.4x9.7mm_P0.65mm_EP2.85x6.7mm",
"result": "pass"
},
{
"text": "files: 7 declared files present",
"result": "pass"
},
{
"text": "hero: docs/hero.png 4000x2500",
"result": "pass"
},
{
"text": "lbr: OK: /tmp/cpv-jbdw4i4r/x.lbr is a valid EAGLE .lbr with complete deviceset",
"result": "pass"
},
{
"text": "license: CC-BY-SA-4.0",
"result": "pass"
},
{
"text": "models_3d: 2 records",
"result": "pass"
},
{
"text": "package_fit (skip): no component.package_dims on the page: the model is unchecked against the datasheet drawing",
"result": "note"
},
{
"text": "pads: 29 pins = 29 pads",
"result": "pass"
},
{
"text": "pose: 2 STEP(s) Z-up, seated, centred",
"result": "pass"
},
{
"text": "symbol: 29 pins agree",
"result": "pass"
},
{
"text": "symbol_text: no pin names collide",
"result": "pass"
},
{
"text": "visibility: public, source open",
"result": "pass"
}
],
"evidence": [
{
"label": "datasheet",
"href": "https://datasheet.lcsc.com/datasheet/pdf/0494da4f1ef374b762cf49539b466b97.pdf"
}
],
"files": {
"a3977slptr-t.kicad_sym": "44099df743d86d3aaf1e799b3ed9ab547dd6262863e16a729f6c1e4b32e55926",
"a3977slptr-t.kicad_mod": "deb6619eab16fab9eca34891663afeb4857deecf472b5ef20b9ea9ca3be54019",
"a3977slptr-t.step": "ff242f1d3be9d09e7f929707a2c5b1ee974a4f882053b04bcdb1cd2cb21223ef"
}
}
]
}