B41252A398M Allicdata Electronics
Allicdata Part #:

B41252A398M-ND

Manufacturer Part#:

B41252A398M

Price: $ 1.06
Product Category:

Capacitors

Manufacturer: EPCOS (TDK)
Short Description: CAP ALUM 3900UF 20% 80V SNAP
More Detail: 3900µF 80V Aluminum Electrolytic Capacitors Radial...
DataSheet: B41252A398M datasheetB41252A398M Datasheet/PDF
Quantity: 1000
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
320 +: $ 0.95839
Stock 1000Can Ship Immediately
$ 1.06
Specifications
Series: B41252
Packaging: Bulk 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Capacitance: 3900µF
Tolerance: ±20%
Voltage - Rated: 80V
ESR (Equivalent Series Resistance): --
Lifetime @ Temp.: 2000 Hrs @ 105°C
Operating Temperature: -40°C ~ 105°C
Polarization: Polar
Ratings: --
Applications: General Purpose
Lead Spacing: 0.394" (10.00mm)
Size / Dimension: 1.181" Dia (30.00mm)
Height - Seated (Max): 1.850" (47.00mm)
Surface Mount Land Size: --
Mounting Type: Through Hole
Package / Case: Radial, Can - Snap-In
Description

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Aluminum electrolytic capacitors are a type of capacitor that uses an electrolytic solution as an insulating medium, which makes them capable of offering higher capacitance values than ordinary film capacitors. The B41252A398M is an aluminum electrolytic capacitor that is designed for use in applications requiring high-frequency stability and efficient ripple current absorption. This capacitor is ideal for both power supply and regulator feedback circuits, offering a wide range of operating temperatures and voltage ratings. In addition, it has a low series-resistance and minimal leakage current over its entire operating range. This article will discuss the operating principles and application fields of the B41252A398M.

Working Principle

The working principle of the B41252A398M aluminum electrolytic capacitor is based on the use of a metal oxide film. This film serves as the dielectric material for the capacitor. It is created by anodizing the aluminum to form an oxide layer on its surface, which is then used to store electrical charge. This layer of metal oxide is extremely thin, typically only a few nanometers thick, and it is this thin layer of dielectric material that allows the capacitor to store so much energy. The metal oxide film also serves as the dielectric material for the capacitor’s two electrodes, the anode and cathode, which act as the pathways through which the charge moves from one electrode to the other.

The B41252A398M capacitor also utilizes a unique technology known as “Dynamic-Leakage Compensated Dioding”. This technique helps reduce the leakage current, which is a major concern for aluminum electrolytic capacitors, and helps maintain low ESR (equivalent series resistance) over a wide temperature range. This is done by creating a series of parallel sub-circuits in which the current is compensated between the anode and the cathode. The sub-circuits act as diodes and mitigate any parallel leakage current between the electrodes.

Application Fields

The B41252A398M aluminum electrolytic capacitor is most commonly used in switching power supplies and their associated regulator feedback circuits. Its high-frequency stability is ideal for these circuits, as it helps minimize ripple current and reduce the risk of output overvoltage. The capacitor’s internal structure also helps to reduce the ESR, which can lead to improved efficiency. Additionally, the capacitor’s wide voltage range allows it to be used in a variety of different applications, from low-voltage switching power supplies to more complex high-voltage applications. The B41252A398M is also well suited for use in automobile and mobile electronics, as it can withstand extreme temperatures without losing its effectiveness.

The B41252A398M is also an excellent choice for audio equipment, offering minimal signal distortion and improved dynamic response. Its low leakage current helps to minimize harmonic distortion, which can be an issue with other types of capacitors. Its high-frequency stability also helps to reduce signal noise, resulting in crystal clear low-frequency sounds. Additionally, this capacitor is a great choice for applications requiring high ripple-current absorption, such as power inverters and battery charging circuits.

Conclusion

The B41252A398M aluminum electrolytic capacitor is an ideal choice for a variety of applications, especially those requiring high-frequency stability and efficient ripple current absorption. Its internal structure helps reduce leakage current and improves its performance over a wide temperature range. Additionally, this capacitor is well suited for use in switching power supplies, regulator feedback circuits, audio equipment, and power inverters. With its high-frequency stability and low ESR, the B41252A398M is an excellent choice for a variety of applications.

The specific data is subject to PDF, and the above content is for reference

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