LXZ25VB471M8X20LL
LXZ series high-ripple current capacitor with 470uF 25V for demanding industrial applications.
Product Overview
Description
The LXZ25VB471M8X20LL is a high-performance aluminum electrolytic capacitor from Nichicon's LXZ series, specifically designed for applications requiring high ripple current capability and long operational life. With 470uF capacitance and 25V voltage rating, this capacitor excels in switch-mode power supplies and DC-DC converters.
Featuring Nichicon's advanced high-purity aluminum foil and proprietary electrolyte formulation, the LXZ25VB471M8X20LL delivers exceptionally low ESR (0.012Ω typical) and high ripple current capability (2.5A @ 100kHz). The 8mm diameter × 20mm height package provides excellent volumetric efficiency for space-constrained designs.
This capacitor is rated for 10,000 hours at 105°C and features a wide operating temperature range of -55°C to +105°C. The LXZ series is ideal for high-frequency switching applications where low ESR and high ripple current handling are critical for system efficiency and reliability.
Product Series
LXZ
Primary Application
High-frequency DC-DC converters
Key Features
- Ultra-low ESR for minimal power loss
- High ripple current capability up to 2.5A
- Extended temperature range -55°C to +105°C
- Long 10,000 hour lifetime at rated temperature
- Compact 8mm × 20mm package size
- Excellent high-frequency performance
- RoHS compliant and AEC-Q200 qualified
Specifications
| Capacitance | 470uF ±20% |
|---|---|
| Voltage Rating | 25V DC |
| Temperature Range | -55°C to +105°C |
| Ripple Current | 2.5A @ 100kHz |
| ESR | 0.012Ω @ 100kHz |
| Lifetime | 10000 hours @ 105°C |
| Termination | Radial Lead |
| Package | 8mm × 20mm |
| Qualification | Industrial Grade |
| Specifications | Low ESR, High Ripple |
Applications
High-frequency DC-DC converters
Power conversion and supply
CPU/GPU power supply VRMs
Power conversion and supply
Telecommunications equipment
Communication and interface
Industrial control systems
Industrial automation and control
Automotive electronics
Automotive and EV electronics
LED driver power supplies
Motor drive and control systems
FAE Expert Insights
"The LXZ25VB471M8X20LL is my go-to recommendation for high-frequency DC-DC converter applications. The ultra-low ESR of 0.012Ω minimizes switching losses and thermal stress, while the high ripple current capability handles demanding load transients with ease. I've successfully deployed this capacitor in numerous CPU VRM designs where low output ripple and fast transient response are critical. The extended -55°C temperature rating makes it suitable for outdoor and automotive applications. For optimal performance, I recommend placing multiple units in parallel for very high current applications and ensuring adequate copper area for heat dissipation. The reliability record of the LXZ series is exceptional."
Outstanding low-ESR performance ideal for high-frequency switching applications
— David Liu, Senior FAE, BeiLuo
Frequently Asked Questions
What makes the LXZ series different from standard UHE series capacitors?
The LXZ series is specifically optimized for high-frequency switching applications with ultra-low ESR (typically 30-50% lower than UHE series) and higher ripple current capability. Key differences include: 1) Lower ESR - LXZ uses enhanced foil and electrolyte formulations for reduced equivalent series resistance, 2) Higher ripple current - better thermal design allows handling 20-40% more ripple current, 3) Better high-frequency performance - optimized for switching frequencies above 100kHz, 4) Compact size - higher energy density in smaller packages. While UHE series offers excellent general-purpose performance, LXZ series is the preferred choice for high-frequency DC-DC converters, CPU VRMs, and applications where minimizing ESR is critical.
Choose LXZ series for high-frequency applications requiring lowest ESR; select UHE series for general-purpose applications where cost is a primary concern.
How does the ultra-low ESR of LXZ25VB471M8X20LL benefit my power supply design?
The ultra-low ESR (0.012Ω typical) of LXZ25VB471M8X20LL provides multiple benefits: 1) Reduced power loss - P_loss = I² × ESR, so lower ESR means less heat generation and higher efficiency, 2) Lower output ripple voltage - V_ripple = I_ripple × ESR, minimizing ESR directly reduces output voltage ripple, 3) Better transient response - low ESR allows faster current delivery during load steps, 4) Reduced capacitor count - higher performance per capacitor may allow using fewer parallel units, 5) Longer lifetime - less self-heating extends operational life. For example, at 2A ripple current, power loss is only 0.048W compared to 0.12W for a 0.03Ω ESR capacitor, reducing heating by 60%.
Use LXZ series when output ripple, efficiency, or thermal management are critical design constraints.