component

T491B475M016AT

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KEMET Tantalum Capacitors, CASE-B-3528-21(mm). Polarised capacitor: pin 1 is + by the KiCad polarised-footprint convention, KiCad symbol/footprint/3D.

componentcapacitorst491b475m016atfactory-2.0.0extractor-text

Verified T491B475M016AT

by Ray · last 12 Nov 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

12 Nov 2026RaySupersedes the earlier record: that check missed polarity (the pins said "unpolarised"; this capacitor is polarised): component-page-verify now PASSESfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: T491B475M016AT · CASE-B-3528-21(mm) · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: two-terminal part whose datasheet prints no pin numbers: pins 1 and 2 by library convention, no names to check
  • ✓distributor: lcsc C600513, digikey 399-3725-2-ND, mouser 80-T491B475M016
  • ✓family: CP_EIA-3528-21_Kemet-B
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-0pymxovj/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • •package_fit (skip): no component.package_dims on the page: the model is unchecked against the datasheet drawing
  • ✓pads: 2 pins = 2 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 2 pins agree
  • ✓symbol_text: no pin names collide
  • ✓viewers: viewers/footprint.html 20 kB, viewers/symbol.html 6 kB
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ t491b475m016at.kicad_sym✓ t491b475m016at.kicad_mod✓ t491b475m016at.step
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t491b475m016at / README.md
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Ray Polarity: pin 1 = +, 2 = - (symbol, footprint and 3D agree); brief and README corrected 4b6d610

T491B475M016AT

KEMET · Tantalum Capacitors · CASE-B-3528-21(mm)

T491B475M016AT from KEMET, in a CASE-B-3528-21(mm). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 + passive Positive terminal (pad 1 of the CP_ footprint; symbol and 3D mark the + end).
2 - passive Negative terminal.

Key specifications

Parameter Value
Manufacturer KEMET
Package CASE-B-3528-21(mm)
Category Capacitors
Pins 2

CAD (KiCad official)

  • Symbol: T491B475M016AT
  • Footprint: Capacitor_Tantalum_SMD:CP_EIA-3528-21_Kemet-B
  • 3D model: CASE-B-3528-21(mm) (KiCad packages3D, STEP)
  • 3D model files: t491b475m016at-etched.step / t491b475m016at-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); t491b475m016at.step / t491b475m016at.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: KEMET datasheet (23 pp, sha256 271b6cea80c8b55f, retrieved 2026-10-13, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary two-terminal convention (convention), consensus off (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF