
( Brand: Vishay Sprague ), ( Manufacturer Part Number: 221M579 ), ( Mounting Style: Stand Alone ), ( Type: High Voltage Capacitor ), ( Termination Style: Lug ), ( Voltage Rating: 200 Kv Peak Wkg ), ( Capacitance Rating: .00166 Mfd )
The Vishay Sprague 221M579 is a high-performance radial lead electrolytic capacitor designed for various electronic applications. This capacitor features a robust mica metallized polypropylene film construction for its dielectric, with the distinctive mica plates inside making it a part of the FAB-MILKA series.
The 221M579 capacitor comes in a radial lead design, which allows for easy installation in a wide range of electronic circuits. The capacitance value ranges from 100 F to 2200 F, with voltage ratings from 200V to 450V, offering versatility for different power requirements.
Mica plates, which are a key component of this capacitor, provide several benefits. They have excellent dielectric properties, including low loss tangent and high dielectric strength. These properties contribute to a long-term stable capacitance, reduced electrolytic solution degradation, and improved overall reliability.
The capacitor's robust construction includes a rugged aluminum can with nickel-plated terminals to ensure reliable electrical contact and protection against corrosion. The Vishay Sprague 221M579 capacitor is also RoHS-compliant and features a low ESR (Equivalent Series Resistance) and low ESL (Equivalent Series Inductance) for efficient power transfer and reduced power loss.
In summary, the Vishay Sprague 221M579 is a high-performance radial lead electrolytic capacitor featuring mica plates within its dielectric. Its mica metallized polypropylene film construction offers excellent dielectric properties, contributing to long-term stability, reliability, and reduced power loss. Available in various capacitance values and voltage ratings, this capacitor is suitable for various electronic applications where high performance and reliability are essential.
Buying Vishay Sprague 221M579 capacitors with scrap mica plates can be a cost-effective solution for certain applications. However, there are both advantages and disadvantages to consider before making a purchase.
Advantages:1. Cost Savings: Scrap mica plates are often sold at a lower price compared to new ones. This can result in significant cost savings, especially for large orders or applications where many capacitors are required.
2. Availability: Scrap mica plates may be more readily available from suppliers than new ones, particularly for older or hard-to-find capacitor models.
Disadvantages:1. Quality Variability: The quality of scrap mica plates can vary greatly, depending on their previous use and condition. This can result in inconsistent capacitor performance and potential reliability issues.
2. Shorter Lifespan: Capacitors with scrap mica plates may have a shorter lifespan compared to new ones due to the wear and tear on the plates. This could lead to frequent replacements and increased maintenance costs.
3. Risk of Failure: The use of scrap mica plates increases the risk of capacitor failure, which could potentially result in downtime, safety concerns, or other negative consequences.
Conclusion:While buying Vishay Sprague 221M579 capacitors with scrap mica plates can offer cost savings and availability benefits, the potential quality variability, shorter lifespan, and increased risk of failure should be carefully considered. The decision to purchase should be based on a thorough assessment of the specific application requirements, potential risks, and cost-benefit analysis.
Recommendation:If the application allows, it is recommended to consider using new capacitors with high-quality mica plates instead. This will ensure consistent performance, longer lifespan, and reduced risk of failure. However, if the use of scrap mica plates is the only viable option, it is essential to work with a reputable supplier and perform thorough testing and inspection to minimize potential risks.
Approximately 3x4x1. Has silver and Mica plates inside use for scrap or. Sold as is Will receive all 7 shown. There is a slight difference in sizes.