
( Brand: Sprague ), ( Manufacturer Part Number: PE-2755 ), ( Part Type: Plug Capacitor )
The Sprague PE2755 is a high-performance, plug-in electrolytic capacitor specifically designed for use in various electronic applications. This capacitor is available in a 20 F/250V or 20 F/450V rating, making it a versatile component for a variety of voltage requirements.
The PE2755 boasts a capacitance value of 20 microfarads ( F), providing substantial energy storage and good radio frequency (RF) performance. It can withstand a voltage rating of 450 volts DC (voltage under no-load condition), ensuring reliable operation even under heavy voltage stress. This capacitor is ideal for applications where increased capacitance and higher voltage are necessary for circuit stability and efficiency.
One of the key features of the PE2755 is its robust aluminum electrolytic construction. This design allows for efficient energy storage, superior stability, and excellent thermal performance. The capacitor also benefits from a tin-coated anode, which minimizes the risk of electrolyte leakage, ensuring long-term reliability.
Another notable aspect of the PE2755 is its low equivalent series resistance (ESR) and equivalent series inductance (ESL). Both of these parameters contribute to the capacitor's high power handling capabilities and superior RF performance. The low ESR ensures that it can effectively deliver the required current to the circuit without causing voltage drops or other issues, while the low ESL minimizes circuit oscillations and improves overall circuit stability.
Additionally, the PE2755 comes with a tin-plated, copper-clad steel terminal, which securely connects to the circuit board and provides excellent electrical conductivity. This ensures efficient power transfer to the circuit and reduces voltage drops, ensuring optimal performance.
In terms of temperature performance, the PE2755 operates at temperatures ranging from -40 C to 85 C, making it suitable for use in a wide range of environments. It is also RoHS and lead-free compliant, which is essential for the production of green and environmentally friendly products.
In summary, the Sprague PE2755 plug-in electrolytic capacitor offers a 20 F capacitance value, 450VDC voltage rating, robust construction, low ESR and ESL, and wide temperature range, making it a reliable and versatile component for various electronic applications. Its high power handling capabilities, excellent RF performance, and long-term reliability make it a top choice for designing efficient and stable circuits.
The Sprague PE-2755 series of plug electrolytic capacitors offer high capacitance values, voltage ratings, and durable construction. Below, we outline some key advantages and disadvantages of choosing Sprague PE-2755 capacitors, followed by a recommendation based on their features.
Pros:1. High Capacitance Values: PE-2755 capacitors provide capacitance values ranging from 1 F to 6800 F, with the specific model in question offering a capacity of 20,000 F or 20 mF. This makes them suitable for various applications requiring large energy storage.
2. High Voltage Rating: This capacitor series has a maximum voltage rating of 450Vdc, allowing them to handle demanding applications where high voltage is involved.
3. Reliable Design: With a rugged construction, including internal RF shielding, these capacitors are designed to withstand harsh environments and provide reliable performance over extended periods.
4. Low ESR (Equivalent Series Resistance): PE-2755 capacitors offer low ESR, contributing to their high ripple current handling capabilities, making them suitable for applications with high power requirements.
Cons:1. Bulk and Weight: Due to their large capacitance values and high voltage rating, PE-2755 capacitors have a relatively large size and weight, requiring additional consideration for circuit board layout and structural support.
2. Cost: Compared to smaller capacitor values, the cost per unit for PE-2755 capacitors can be relatively high due to their large size, materials, and manufacturing requirements.
3. Leakage Current: Electrolytic capacitors, like PE-2755, may exhibit some leakage current over time. While the amount may not impact performance immediately, extended use could potentially lead to a noticeable degradation of capacitance.
Conclusion:Sprague PE-2755 capacitors offer several advantages such as high capacitance values, reliable design, and robust voltage handling. However, their larger size, weight, and higher cost are important considerations. If an application demands large capacitance, high voltage, and reliable performance, despite having the necessary space and budget, PE-2755 capacitors are an excellent choice. If lower capacitance, smaller size, or a lower cost are requirements, consider investing in alternative capacitor types instead.
Recommendation:Based on the provided information, Sprague PE-2755 capacitors are recommended for applications requiring large energy storage, high power handling, and a high voltage rating, where size and cost are less of a concern. For example, these capacitors are suitable for power supplies, filtering circuits in industrial applications, and energy storage systems. If size and cost are a concern, consider alternative capacitor types like film or ceramic capacitors, which offer lower capacitance values but smaller sizes and less weight.
Up for sale is a NOS Sprague PE-2755 Plug In Type Electrolytic Can Capacitor. 20uf 450VDC, Measure 2 1/2 inch tall; tested guaranteed. All electrolytic capacitors, NOS or used are tested at full working/surge voltage s for leakage and shorts on our Sprague TO-6A testing station. Please see photos for personal evaluation and specifics.