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Contents

README

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400WXA4R7MEFC10X9

Rubycon · Aluminum Electrolytic Capacitors - Leaded · CP_Radial_D10.0mm_P5.00mm

400WXA4R7MEFC10X9 from Rubycon, in a CP_Radial_D10.0mm_P5.00mm. 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 Rubycon
Package CP_Radial_D10.0mm_P5.00mm
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
Rated voltage range 350 450 Vdc 1
Category temperature range -25 105 ℃ 350-450 Vdc 1
Capacitance tolerance -20 20 % 20℃, 120Hz 1
Dissipation factor (MAX) tanδ 0.2 20℃, 120Hz, 400 Vdc 1
Impedance ratio (MAX) Z(-25℃)/Z(20℃) 6 350-450 Vdc 1
Capacitance change after endurance ΔC/C -25 25 % 105℃, 2000 hours, rated voltage with rated ripple current 1
Dissipation factor after endurance (MAX, relative to specified value) tanδ 200 % 105℃, 2000 hours, rated voltage with rated ripple current; % of specified value 1
Nominal capacitance (from part number 4R7) C 4.7 µF 1
Rated voltage (from part number 400) VR 400 Vdc 1

CAD (KiCad official)

  • Symbol: 400WXA4R7MEFC10X9
  • Footprint: Capacitor_THT:CP_Radial_D10.0mm_P5.00mm
  • 3D model: CP_Radial_D10.0mm_P5.00mm (KiCad packages3D, STEP)
  • 3D model files: 400wxa4r7mefc10x9-etched.step / 400wxa4r7mefc10x9-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 400wxa4r7mefc10x9.step / 400wxa4r7mefc10x9.glb are the bare package body.

Provenance

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

  • Datasheet: Rubycon datasheet (2 pp, sha256 224fe58e77fa86f5, retrieved 2026-11-06, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • 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