component

EWH2EM221M35OT

Public Made by Adom

by adom

AISHI Aihua Group Aluminum Electrolytic Capacitors - Leaded, 插件,D18xL35mm. Polarised capacitor: the anode is not yet recorded on this page; see the maker's datasheet.

componentcapacitorsewh2em221m35otfactory-2.0.0extractor-text

Not verified yet EWH2EM221M35OT

no verified record on this page yet

Verification log 1 record

6 Nov 2026RayPublished by the parts factory: tier lcsc, 2 pinssuperseded
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: EWH2EM221M35OT · CP_Radial_D18.0mm_P7.50mm · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: unpolarised two-terminal part: pins 1 and 2 by library convention, no names to check
  • •distributor (warn): no ['digikey', 'mouser'] number
  • ✓family: CP_Radial_D18.0mm_P7.50mm
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-8f53xhpj/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
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ ewh2em221m35ot.kicad_sym✓ ewh2em221m35ot.kicad_mod✓ ewh2em221m35ot.step
Retired by Ray on 11 Nov 2026: Retired: this check called a polarised capacitor an unpolarised two-terminal part. Fixed in component-page-verify 0.5.13 (an unrecorded polarity now fails) and 0.5.14 (the datasheet row no longer says unpolarised).
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Made with kicad-footprint-generator 10.0 · KiCad file format 20260206
Name Last commit message Last updated
docs Publish 0.1.0 · Ray
viewers ewh2em221m35ot: viewers · Ray
ewh2em221m35ot-etched.glb Publish 0.1.0 · Ray
ewh2em221m35ot-etched.step ewh2em221m35ot: factory component page (tier=lcsc) · Ray
ewh2em221m35ot-hero.glb ewh2em221m35ot: hero GLB from the etched model (keeps the MPN mark) · Ray
ewh2em221m35ot-hero.overlay.json Publish 0.1.0 · Ray
ewh2em221m35ot.glb Publish 0.1.0 · Ray
ewh2em221m35ot.kicad_mod Publish 0.1.0 · Ray
ewh2em221m35ot.kicad_sym Publish 0.1.0 · Ray
ewh2em221m35ot.lbr Publish 0.1.0 · Ray
ewh2em221m35ot.step Publish 0.1.0 · Ray
package.json Publish 0.1.1 · Ray
page.json Publish 0.1.1 · Ray
README.md ewh2em221m35ot: polarised capacitor; the false "unpolarised, either orientation" pin text removed (anode not yet record… · Ray
verification.json Retire verification record #0 · Ray

EWH2EM221M35OT

AISHI Aihua Group · Aluminum Electrolytic Capacitors - Leaded · CP_Radial_D18.0mm_P7.50mm

EWH2EM221M35OT from AISHI Aihua Group, in a CP_Radial_D18.0mm_P7.50mm. 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 1 passive Terminal 1 of a POLARISED capacitor (Capacitors / Aluminum Electrolytic Capacitors - Leaded). Which terminal is the anode (+) is not yet recorded on this page: read it from the maker's datasheet before placing.
2 2 passive Terminal 2 of a POLARISED capacitor (Capacitors / Aluminum Electrolytic Capacitors - Leaded). Which terminal is the anode (+) is not yet recorded on this page: read it from the maker's datasheet before placing.

Key specifications

Parameter Value
Manufacturer AISHI Aihua Group
Package CP_Radial_D18.0mm_P7.50mm
Category Capacitors
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Category temperature range (160-500 Vdc) -25 105 °C Rated voltage 160-500 Vdc 7
Capacitance tolerance -20 20 % Tolerance code M (±20%), at 20°C, 120Hz 7
Dissipation factor (tanδ) max, rated 160-250 Vdc tanδ 0.2 at 20°C, 120Hz 7
Endurance capacitance change -20 20 % 2,000 h at 105°C, DC voltage plus rated ripple current; vs initial value 7
Endurance dissipation factor (tanδ) tanδ 200 % of initial specified value 2,000 h at 105°C, DC voltage plus rated ripple current 7
Shelf life capacitance change -20 20 % 1,000 h at 105°C, without voltage applied; vs initial value 7
Shelf life dissipation factor (tanδ) tanδ 200 % of initial specified value 1,000 h at 105°C, without voltage applied 7
Shelf life leakage current 200 % of initial specified value 1,000 h at 105°C, without voltage applied 7
Nominal capacitance C 220 µF Capacitance code 221 in part number 1
Rated voltage 250 Vdc Voltage code 2E in part number 1

CAD (KiCad official)

  • Symbol: EWH2EM221M35OT
  • Footprint: Capacitor_THT:CP_Radial_D18.0mm_P7.50mm
  • 3D model: CP_Radial_D18.0mm_P7.50mm (KiCad packages3D, STEP)
  • 3D model files: ewh2em221m35ot-etched.step / ewh2em221m35ot-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ewh2em221m35ot.step / ewh2em221m35ot.glb are the bare package body.

Provenance

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

  • Datasheet: AISHI Aihua Group datasheet (9 pp, sha256 c5dfec31d8b5a247, retrieved 2026-11-06, 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