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Home Products Capacitors Aluminum Electrolytic Capacitors 420MXH470MEFCSN25X55
420MXH470MEFCSN25X55
Part Number 420MXH470MEFCSN25X55
Manufacturer Rubycon
Description CAP ALUM 470UF 20% 420V SNAP
Quantity Available 3919 pcs new original in stock.
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Technical Information of 420MXH470MEFCSN25X55
Manufacturer Part Number 420MXH470MEFCSN25X55 Category Capacitors
Manufacturer Rubycon Description CAP ALUM 470UF 20% 420V SNAP
Package / Case Radial, Can - Snap-In Quantity Available 3919 pcs
Voltage - Rated 420 V Tolerance ±20%
Surface Mount Land Size - Size / Dimension 0.984' Dia (25.00mm)
Series MXH Ratings -
Polarization Polar Package / Case Radial, Can - Snap-In
Package Bulk Operating Temperature -25°C ~ 105°C
Mounting Type Through Hole Lifetime @ Temp. 2000 Hrs @ 105°C
Lead Spacing 0.394' (10.00mm) Height - Seated (Max) 2.244' (57.00mm)
ESR (Equivalent Series Resistance) - Capacitance 470 µF
Applications General Purpose  
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Frequently Asked Questions

  • What voltage rating is critical for the 420MXH470MEFCSN25X55 when designing DC link circuits? The 420V rating of the 420MXH470MEFCSN25X55 supplies a reliable safety margin against switching spikes and transients in rectifier outputs or bus bars, enabling stable operation in industrial converters where nominal voltages sit near 300 V without requiring additional snubbers in most cases.
  • How does the 470 µF capacitance of the 420MXH470MEFCSN25X55 contribute to noise suppression in digital designs? The 470 µF capacitance of the 420MXH470MEFCSN25X55 smooths power rails feeding logic ICs or FPGAs, attenuating noise from switching events while the radial snap-in package simplifies placement in through-hole regions of mixed-layout PCBs common in test equipment.
  • What temperature performance characteristics define the suitability of the 420MXH470MEFCSN25X55 for industrial control systems? The -25°C to 105°C operating range of the 420MXH470MEFCSN25X55 combined with its 2000 Hrs @ 105°C lifetime supports reliable behavior in factory environments with moderate ambient variation, where thermal management focuses on preventing excessive derating rather than extreme cooling.
  • Why is the 2000 Hrs @ 105°C lifetime rating important for the 420MXH470MEFCSN25X55 in non-stop operations? The 2000 Hrs @ 105°C lifetime rating of the 420MXH470MEFCSN25X55 implies a service life of roughly five years at 40°C with adequate airflow, offering economical durability for general-purpose industrial panels that run continuously without the need for premium long-life certification.
  • How does the 0.984" diameter and 2.244" height of the 420MXH470MEFCSN25X55 influence its use in compact through-hole assemblies? The compact 0.984" diameter and 2.244" seated height of the 420MXH470MEFCSN25X55 allow straightforward insertion into standard PCB cutouts, balancing capacitance density with mechanical stability for wave-soldered boards in legacy upgrades where component height is a constraint.
  • What lead spacing consideration is necessary for the 420MXH470MEFCSN25X55 when replacing legacy components? The 10.00 mm lead spacing of the 420MXH470MEFCSN25X55 must align with existing mounting holes to ensure secure snap-in seating and consistent lead forming, reducing risks of intermittent contact or mechanical fatigue during vibration-heavy installations.
  • Is the through-hole mounting type of the 420MXH470MEFCSN25X55 compatible with modern surface-mount heavy designs? The through-hole snap-in mounting of the 420MXH470MEFCSN25X55 is better suited to hybrid boards than dense SMD layouts because of its size and axial leads, yet it provides robust bulk storage in industrial enclosures where shock resistance outweighs the layout challenges of mixed-component designs.
  • How does the ±20% tolerance of the 420MXH470MEFCSN25X55 impact filter circuit tuning? The ±20% tolerance of the 420MXH470MEFCSN25X55 introduces capacitance variation that may shift cutoff frequencies in tuned filters, requiring batch screening or minor parallel combinations to maintain precise impedance in precision analog sections.
  • In high-voltage applications, how does the 420MXH470MEFCSN25X55 compare to the 450MXK470MEFCSN25X55? The 420MXH470MEFCSN25X55 provides sufficient margin for peak voltages up to 380 V in power supplies, whereas the 450MXK470MEFCSN25X55 supplies extra headroom at higher stress levels but may demand larger board clearance, making the former preferable when voltage stress stays below 420 V to optimize size and cost.
  • For DC bus capacitors in 400 V systems, when would the 420MXH470MEFCSN25X55 be selected over the EET-HC2V471CA? The 420MXH470MEFCSN25X55 is selected over the EET-HC2V471CA for 400 V DC buses because its 420 V rating avoids problematic derating that would otherwise degrade filtering effectiveness and transient response, while the EET-HC2V471CA’s lower voltage rating limits its use to under-stressed sections.
  • What design constraints limit the applicability of the 420MXH470MEFCSN25X55 in switching power supplies? The unspecified ESR of the 420MXH470MEFCSN25X55 restricts high-frequency PWM use where low resistance is needed for efficiency, directing the part toward low-frequency smoothing roles in linear regulators or audio crossovers rather than fast-switching topologies.
  • How does the general purpose application rating of the 420MXH470MEFCSN25X55 guide its selection in consumer audio crossovers? The general purpose rating of the 420MXH470MEFCSN25X55 supports stable crossover networks in amplifiers by delivering consistent performance across temperature swings, though its 420 V rating may exceed line-level needs and favor lower-voltage alternatives for cost reduction in compact consumer gear.
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