Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
Service Email:
[email protected]
>
LGU2G471MELC
Nichicon
CAP ALUM 470UF 20% 400V SNAP
2085 Pcs New Original In Stock
470 µF 400 V Aluminum Electrolytic Capacitors Radial, Can - Snap-In 3000 Hrs @ 105°C
Request Quote
(Ships tomorrow)
*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (108 Ratings)
LGU2G471MELC
Product Overview
7686817
DiGi Electronics Part Number
LGU2G471MELC-DGManufacturer
Nichicon
LGU2G471MELC
Description
CAP ALUM 470UF 20% 400V SNAPInventory
2085 Pcs New Original In Stock
470 µF 400 V Aluminum Electrolytic Capacitors Radial, Can - Snap-In 3000 Hrs @ 105°C
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
Global Shipping & Secure Packaging
Worldwide Delivery in 3-5 Business Days
100% ESD Anti-Static Packaging
Real-Time Tracking for Every Order
Secure & Flexible Payment
Credit Card, VISA, MasterCard, PayPal, Western Union, Telegraphic Transfer(T/T) and more
All payments encrypted for security
LGU2G471MELC Technical Specifications
Category
Aluminum Electrolytic Capacitors
Packaging
Bulk
Series
LGU
Product Status
Active
Capacitance
470 µF
Tolerance
±20%
Voltage - Rated
400 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
1.9 A @ 120 Hz
Ripple Current @ High Frequency
2.717 A @ 50 kHz
Lead Spacing
0.394" (10.00mm)
Size / Dimension
1.378" Dia (35.00mm)
Height - Seated (Max)
1.575" (40.00mm)
Surface Mount Land Size
-
Mounting Type
Through Hole
Package / Case
Radial, Can - Snap-In
Datasheet & Documents
HTML Datasheet
LGU2G471MELC-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
493-2810
Standard Package
200
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
Je recommande fortement DiGi Electronics pour leur rapidité d’expédition et leur assistance après-vente efficace.
de desembre 02, 2025
My purchase was delivered faster than I thought, with packaging that was both secure and professional.
de desembre 02, 2025
Fast shipping and affordable prices make them my preferred electronics provider.
Publish Evalution
Evalution Message
Please enter your review message.
Please post honest comments and do not post ilegal comments.
Frequently Asked Questions (FAQ)
What are the key design-in risks when using the LGU2G471MELC in a high-temperature industrial power supply operating near 105°C?
When designing the LGU2G471MELC into a power supply operating near 105°C, the primary risk is lifetime degradation due to thermal stress. Although the capacitor is rated for 3000 hours at 105°C, prolonged exposure at this temperature reduces effective lifespan significantly. To mitigate this, ensure adequate airflow or heatsinking around the capacitor and consider derating voltage to 80% of rated (320V max) to improve reliability. Also, monitor ripple current levels—exceeding 2.717 A RMS at 50 kHz accelerates wear. For critical applications, factor in a 2x safety margin on expected lifetime or consider parallel devices for current sharing.
Can the LGU2G471MELC replace a Panasonic EEU-FR1H471 in a motor drive inverter circuit, and what compatibility issues should I watch for?
Yes, the LGU2G471MELC can generally replace the Panasonic EEU-FR1H471 (470µF, 400V, snap-in) in motor drive inverters, but several compatibility factors must be verified. First, confirm identical lead spacing (10.00mm) and footprint—both are snap-in 35mm diameter, so mechanical fit is likely compatible. However, the EEU-FR1H471 supports 3500 hours at 105°C vs. 3000 hours for LGU2G471MELC, indicating potentially lower lifetime under same conditions. Additionally, compare high-frequency ripple current ratings: EEU-FR1H471 handles ~2.8A vs. 2.717A for LGU2G471MELC—very close, but verify thermal margins in your layout. Always revalidate thermal performance and lifespan in the actual operating environment after substitution.
How does the ESR limitation affect high-frequency performance of the LGU2G471MELC in a 50 kHz PWM inverter stage?
The LGU2G471MELC does not specify ESR in its datasheet, but typical values for similar 470µF/400V snap-in capacitors range from 30–50 mΩ at 100 kHz. In a 50 kHz PWM inverter, higher ESR increases internal power dissipation (I²R losses) from ripple current, potentially leading to thermal runaway if not managed. With a rated 2.717 A ripple at 50 kHz, the LGU2G471MELC must be mounted in a low-ambient-heat zone with proper ventilation. For better thermal performance, consider paralleling two LGU2G471MELC units to halve effective ESR and distribute heat. Always simulate or measure junction temperature rise in prototype testing to avoid exceeding 105°C.
What PCB layout and mechanical mounting best practices should I follow for the LGU2G471MELC to prevent stress-induced failure?
To prevent mechanical stress failures with the LGU2G471MELC, ensure the PCB supports the snap-in terminals properly with fully plated through-holes and avoid excessive force during insertion. Use board cutouts or support brackets if the capacitor height (40mm max) creates leverage from vibration. Maintain at least 2mm clearance above the vent (top) for safe pressure release. Position the LGU2G471MELC away from heat sources like transformers or heat sinks, and orient the vent upward to prevent debris accumulation. In high-vibration environments, consider adhesive potting or silicone cushions to dampen oscillations that could loosen the snap-in contact over time.
In what scenarios should I avoid using the LGU2G471MELC despite its 400V rating and general-purpose classification?
Avoid using the LGU2G471MELC in applications requiring long service life (>5–7 years) in high-temperature environments (above 85°C ambient) due to its 3000-hour lifespan at 105°C, which equates to roughly 8–10 years at 85°C with derating. Also, do not use it in fast-charging circuits or regenerative braking systems where surge currents exceed 4–5A, as the unspecified ESR and ripple handling may lead to premature failure. Additionally, the LGU2G471MELC is not optimized for low-impedance filtering in high-frequency switch-mode supplies above 100 kHz—consider hybrid or polymer alternatives. Finally, avoid reverse polarity or AC-only circuits, as the LGU2G471MELC is strictly polarized and not rated for bipolar operation.
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.
LGU2G471MELC CAD Models
Nichicon LGU2G471MELC PCB symbols & footprints
productDetail
