SN-10000uF-63V
High-capacitance snap-in capacitor with 10000uF and 63V rating for power supply applications.
Product Overview
Description
The SN-10000uF-63V is a high-capacitance snap-in aluminum electrolytic capacitor designed for power supply applications. With 10000uF capacitance and 63V rating, it provides excellent filtering for medium-power switch-mode power supplies.
This capacitor features snap-in terminals for secure PCB mounting and easy assembly. The 25mm diameter case provides high capacitance density for its size.
Rated for 5,000 hours at 85C with high ripple current capability, this capacitor is suitable for industrial power supplies, LED drivers, and motor drives.
Product Series
SN
Primary Application
Switch-mode power supplies
Key Features
- High capacitance 10000uF
- 63V DC rating
- Snap-in mounting
- High ripple current 5.5A
- 5,000 hour lifetime
Specifications
| Capacitance | 10000uF +/-20% |
|---|---|
| Voltage Rating | 63V DC |
| Ripple Current | 5.5A @ 85C, 120Hz |
| Temperature Range | -40C to +85C |
| Lifetime | 5,000 hours @ 85C |
| Mounting | Snap-in |
| Dimensions | 25mm dia x 40mm L |
Applications
Switch-mode power supplies
Electronic system design
LED drivers
Motor drive and control systems
Industrial controls
Industrial automation and control
Motor drives
Motor drive and control systems
FAE Expert Insights
"The SN-10000uF-63V is an excellent choice for 48V power supply input filtering. The 10000uF capacitance provides excellent hold-up time and ripple filtering. The snap-in terminals make assembly easy and reliable. I recommend this capacitor for industrial power supplies and LED drivers in the 200-500W range. The 63V rating provides good margin for 48V systems with voltage spikes."
Excellent for 48V power supplies; 10000uF provides good hold-up time; snap-in terminals for reliable mounting
— Michael Zhang, BeiLuo
Frequently Asked Questions
What is the maximum ripple current for the SN-10000uF-63V?
The rated ripple current is 5.5A at 85C and 120Hz. This high ripple current rating makes it suitable for power supply applications with significant switching currents. At lower temperatures, the capacitor can handle proportionally higher ripple currents - approximately 6.5A at 65C. For high-frequency switching power supplies, the effective ripple current capability should be derated based on frequency. Always ensure adequate thermal management to keep the capacitor within its temperature ratings.
For applications exceeding 5.5A ripple current, consider using multiple capacitors in parallel or selecting a higher capacitance model.
What is the expected lifetime of the SN-10000uF-63V?
The rated lifetime is 5,000 hours at 85C. Using the Arrhenius equation, expected lifetime at different temperatures can be calculated. At 65C, lifetime extends to approximately 20,000 hours. At 45C, lifetime increases to about 80,000 hours. Every 10C reduction in operating temperature approximately doubles the capacitor lifetime. These calculations assume proper voltage derating to 80% of rated voltage.
For maximum lifetime, operate at lowest practical temperature with 80% voltage derating.
What mounting considerations apply to snap-in capacitors?
Snap-in capacitors require proper PCB mounting holes sized for the snap-in terminals. Standard hole spacing is 5mm or 7.5mm depending on case size. The PCB must provide adequate copper area for heat dissipation. Ensure proper clearance for the capacitor height and diameter. The snap-in terminals provide secure mechanical mounting and good electrical connection. For high-vibration applications, additional mechanical support may be required.
Design PCB with proper hole sizes and spacing. Provide adequate copper area for thermal management.
What voltage derating is recommended?
Industry best practice recommends operating at no more than 80% of rated voltage. For this 63V capacitor, maximum operating voltage should be 50V. This derating significantly improves reliability and extends lifetime. For critical applications, 50% derating is recommended, limiting operating voltage to 31V.
Design for 80% voltage derating for optimal reliability. Use 50% derating for critical applications.
Can multiple snap-in capacitors be paralleled?
Yes, multiple snap-in capacitors can be connected in parallel to increase total capacitance and share ripple current. When paralleling, total capacitance adds linearly while ESR reduces proportionally. Two capacitors in parallel provide 20000uF capacitance and approximately half the ESR. Important considerations include symmetrical PCB layout, identical part numbers for balanced current sharing, and adequate spacing for thermal management.
For very high current applications, parallel multiple capacitors. Ensure symmetrical layout for balanced current sharing.