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450MXK470MEFCSN35X30
Rubycon
CAP ALUM 470UF 20% 450V SNAP
273893 Pcs New Original In Stock
470 µF 450 V Aluminum Electrolytic Capacitors Radial, Can - Snap-In 3000 Hrs @ 105°C
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5.0 / 5.0
- (333 Ratings)
450MXK470MEFCSN35X30
Product Overview
7889050
DiGi Electronics Part Number
450MXK470MEFCSN35X30-DGManufacturer
Rubycon
450MXK470MEFCSN35X30
Description
CAP ALUM 470UF 20% 450V SNAPInventory
273893 Pcs New Original In Stock
470 µF 450 V Aluminum Electrolytic Capacitors Radial, Can - Snap-In 3000 Hrs @ 105°C
Quantity
Minimum 1
Minimum 1
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450MXK470MEFCSN35X30 Technical Specifications
Category
Aluminum Electrolytic Capacitors
Packaging
Bulk
Series
MXK
Product Status
Active
Capacitance
470 µF
Tolerance
±20%
Voltage - Rated
450 V
ESR (Equivalent Series Resistance)
-
Lifetime @ Temp.
3000 Hrs @ 105°C
Operating Temperature
-25°C ~ 105°C
Polarization
Polar
Ratings
-
Applications
General Purpose
Ripple Current @ Low Frequency
1.69 A @ 120 Hz
Ripple Current @ High Frequency
2.366 A @ 10 kHz
Lead Spacing
0.394" (10.00mm)
Size / Dimension
1.378" Dia (35.00mm)
Height - Seated (Max)
1.260" (32.00mm)
Surface Mount Land Size
-
Mounting Type
Through Hole
Package / Case
Radial, Can - Snap-In
Datasheet & Documents
HTML Datasheet
450MXK470MEFCSN35X30-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
Not Applicable
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8532.22.0040
Additional Information
Other Names
1189-4275
Standard Package
100
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
Delivery speed is outstanding, ensuring project continuity.
de desembre 02, 2025
Their after-sales team provides detailed guidance that really helps resolve my issues.
de desembre 02, 2025
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de desembre 02, 2025
Delivery efficiency at DiGi Electronics rarely falters, even during peak periods.
de desembre 02, 2025
Their fast logistics chain helps minimize project interruptions and maximizes operational efficiency.
de desembre 02, 2025
The site's layout is appealing and makes the shopping process enjoyable.
de desembre 02, 2025
The packaging safety standards at DiGi Electronics are outstanding, ensuring products arrive in pristine condition.
de desembre 02, 2025
I love the clarity in pricing, which simplifies my shopping experience at DiGi Electronics.
de desembre 02, 2025
I value their fair pricing and the professionalism of their staff.
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Frequently Asked Questions (FAQ)
Can the Rubycon 450MXK470MEFCSN35X30 capacitor be safely used as a drop-in replacement for a Nichicon LLS1V471MELA in a 400V DC link application with high ripple current demands?
While both the Rubycon 450MXK470MEFCSN35X30 and Nichicon LLS1V471MELA are 470 µF, 450V snap-in electrolytic capacitors, direct replacement requires careful evaluation of ripple current capability and lifetime under actual operating conditions. The Rubycon part offers 2.366 A ripple current at 10 kHz, whereas the Nichicon LLS1V471MELA typically provides around 2.1 A under similar conditions—making the Rubycon slightly superior in high-frequency ripple handling. However, the Nichicon may have a longer rated life (e.g., 5000 hours at 105°C vs. Rubycon’s 3000 hours), which could impact long-term reliability in thermally stressed environments. Verify actual board layout compatibility (lead spacing: 10 mm for Rubycon vs. 10 mm for Nichicon—nominally compatible) and ensure thermal management supports the shorter lifespan. For mission-critical or high-temperature applications, consider derating and thermal monitoring if substituting.
What are the key thermal and electrical derating guidelines when using the Rubycon 450MXK470MEFCSN35X30 in a compact power supply design where ambient temperature may exceed 65°C?
The Rubycon 450MXK470MEFCSN35X30 is rated for 3000 hours at 105°C, but its effective lifespan halves with every 10°C increase above 65°C ambient due to Arrhenius aging effects. In designs where ambient temperature exceeds 65°C, apply voltage derating: operate below 80% of the 450V rating (i.e., <360V) to reduce internal stress and extend life. Additionally, ensure adequate airflow or heatsinking, as self-heating from ripple current (up to 2.366 A at 10 kHz) can raise core temperature significantly. Use thermal vias or spacing from heat-generating components like MOSFETs or transformers. Always validate with thermal imaging under full load—core temperatures above 95°C will drastically reduce service life despite the 105°C rating.
Is the Rubycon 450MXK470MEFCSN35X30 suitable for use in an industrial motor drive inverter with frequent start-stop cycles and high di/dt transients?
The Rubycon 450MXK470MEFCSN35X30 can be used in motor drive inverters, but its performance under repetitive transient stress must be carefully assessed. While it meets the 450V requirement and offers solid high-frequency ripple current capability (2.366 A @ 10 kHz), frequent start-stop cycles induce thermal cycling that accelerates electrolyte drying—especially near the 105°C limit. The snap-in construction provides good mechanical stability, but vibration in motor environments may stress leads over time. For high-cycle applications, consider capacitors with enhanced mechanical ratings or hybrid designs. Also, ensure the inverter’s DC bus voltage does not exceed 400V continuous to maintain safe margin below the 450V rating during voltage spikes. Pair with snubber circuits or TVS diodes to protect against inductive kickback transients that could stress the capacitor beyond datasheet limits.
How does the ESR and lifetime of the Rubycon 450MXK470MEFCSN35X30 compare to the United Chemi-Con EKZN451ELL471MM30S in a high-efficiency SMPS design, and which is better for minimizing output ripple?
Although the datasheet does not specify ESR for the Rubycon 450MXK470MEFCSN35X30, typical values for this series range from 0.08–0.12 Ω at 100 kHz, while the United Chemi-Con EKZN451ELL471MM30S specifies ~0.09 Ω—making them electrically similar in high-frequency performance. However, the UCC part is rated for 5000 hours at 105°C versus Rubycon’s 3000 hours, offering better long-term reliability in continuously powered systems. For minimizing output ripple in SMPS designs, both will perform comparably under steady-state conditions, but the UCC may maintain lower ESR over time due to slower degradation. If board space allows and cost permits, the UCC is preferable for 24/7 operation; otherwise, the Rubycon 450MXK470MEFCSN35X30 is a viable cost-optimized choice if thermal management and replacement intervals are accounted for in the system design.
What mounting and layout considerations are critical when integrating the Rubycon 450MXK470MEFCSN35X30 into a densely populated PCB to avoid mechanical stress and ensure long-term reliability?
The Rubycon 450MXK470MEFCSN35X30 uses a snap-in radial can with a 35 mm diameter and 10 mm lead spacing, requiring precise PCB hole layout (typically 1.0–1.1 mm diameter holes) to ensure secure retention without cracking the sealing gasket. Avoid placing the capacitor near board edges or high-vibration zones, as mechanical resonance can fatigue leads. Maintain at least 3 mm clearance from adjacent tall components to allow for insertion tool access and prevent shorting. Use strain relief by securing the body with adhesive or clamps if the assembly undergoes shock or vibration. Additionally, ensure the PCB does not warp during soldering (especially wave soldering), as uneven stress can compromise the seal and lead to premature failure. Always follow IPC-2221 guidelines for through-hole component mounting and perform pull-stress testing during design validation.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
450MXK470MEFCSN35X30 CAD Models
Rubycon 450MXK470MEFCSN35X30 PCB symbols & footprints
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