SP-220uF-35V
Ultra-low ESR solid polymer capacitor with 220uF and 35V for high-frequency DC-DC converters.
Product Overview
Description
The SP-220uF-35V is a high-performance solid polymer aluminum capacitor designed for high-frequency DC-DC converter applications. With 220uF capacitance and ultra-low ESR of 12mOhm, it provides excellent filtering for switching power supplies.
This surface-mount capacitor features a compact 6.3x6.3mm case size for high-density designs. The solid polymer construction provides stable performance and extremely long lifetime.
Rated for 100,000 hours at 105C with 5A ripple current, this capacitor is ideal for 12V and 24V DC-DC converters and high-reliability electronics.
Product Series
SP
Primary Application
12V/24V DC-DC converters
Key Features
- Ultra-low ESR 12mOhm
- High ripple current 5A
- 100,000 hour lifetime
- SMD mounting
- Compact 6.3x6.3mm size
Specifications
| Capacitance | 220uF +/-20% |
|---|---|
| Voltage Rating | 35V DC |
| ESR | 12mOhm max @ 100kHz |
| Ripple Current | 5A @ 105C, 100kHz |
| Temperature Range | -55C to +105C |
| Lifetime | 100,000 hours @ 105C |
| Mounting | SMD |
| Dimensions | 6.3mm x 6.3mm x 8mm L |
Applications
12V/24V DC-DC converters
Power conversion and supply
Distributed power systems
Electronic system design
High-frequency filtering
Electronic system design
Telecom equipment
Electronic system design
FAE Expert Insights
"The SP-220uF-35V is excellent for 12V and 24V DC-DC converter output filtering. The 12mOhm ESR provides excellent high-frequency filtering and low ripple voltage. The 35V rating provides good margin for 24V systems. I use this capacitor in point-of-load converters and distributed power systems with great results."
Excellent for DC-DC converters; 12mOhm ESR; 35V rating for 24V systems; compact size
— Michael Zhang, BeiLuo
Frequently Asked Questions
What is the ESR of this capacitor?
The ESR is 12mOhm maximum at 100kHz. This ultra-low ESR provides excellent filtering at high frequencies and minimizes power dissipation. For detailed specifications and application support on aishi SP-220uF-35V, refer to the datasheet or contact our team.
The 12mOhm ESR is excellent for DC-DC converter applications.
What is the ripple current rating?
Rated ripple current is 5A at 105C and 100kHz. This high ripple current capability is enabled by the ultra-low ESR. For detailed specifications and application support on aishi SP-220uF-35V, refer to the datasheet or contact our team.
5A rating is suitable for most DC-DC converter applications.
What is the expected lifetime?
Rated lifetime is 100,000 hours at 105C. At typical operating temperatures of 60-80C, expected lifetime extends to 200,000-400,000+ hours. For detailed specifications and application support on aishi SP-220uF-35V, refer to the datasheet or contact our team.
Essentially maintenance-free for most applications.
What applications is this suitable for?
Ideal for 12V and 24V DC-DC converter output filtering, point-of-load converters, and distributed power systems. For detailed specifications and application support on aishi SP-220uF-35V, refer to the datasheet or contact our team.
Perfect for DC-DC converter output filtering.
How does this compare to electrolytic capacitors?
Compared to electrolytic: ESR is 15-20x lower, ripple current is 5-10x higher, lifetime is 50x longer, but cost is 3-5x higher. For detailed specifications and application support on aishi SP-220uF-35V, refer to the datasheet or contact our team.
Choose solid polymer when performance and reliability are critical.