B43742A9478M000 Allicdata Electronics
Allicdata Part #:

B43742A9478M000-ND

Manufacturer Part#:

B43742A9478M000

Price: $ 41.43
Product Category:

Capacitors

Manufacturer: EPCOS (TDK)
Short Description: CAP ALUM 4700UF 20% 400V SCREW
More Detail: 4700µF 400V Aluminum Electrolytic Capacitors Radia...
DataSheet: B43742A9478M000 datasheetB43742A9478M000 Datasheet/PDF
Quantity: 1000
50 +: $ 37.65900
Stock 1000Can Ship Immediately
$ 41.43
Specifications
Polarization: Polar
Package / Case: Radial, Can - Screw Terminals
Mounting Type: Chassis Mount
Surface Mount Land Size: --
Height - Seated (Max): 5.185" (131.70mm)
Size / Dimension: 2.531" Dia (64.30mm)
Lead Spacing: 1.122" (28.50mm)
Ripple Current @ Low Frequency: 12.8A @ 100Hz
Applications: General Purpose
Ratings: --
Series: B43742
Operating Temperature: -40°C ~ 105°C
Lifetime @ Temp.: 5000 Hrs @ 105°C
ESR (Equivalent Series Resistance): 24 mOhm @ 100Hz
Voltage - Rated: 400V
Tolerance: ±20%
Capacitance: 4700µF
Part Status: Active
Packaging: Bulk 
Description

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Aluminum Electrolytic Capacitors, such as the B43742A9478M000, are commonly used in electronics and other applications where capacitance is needed. These capacitors store electrical energy and provide a steady flow of current. They are available in several different sizes and shapes, allowing them to be integrated into a variety of designs.

Aluminum electrolytic capacitors usually consist of two aluminum foil electrodes with a thin layer of aluminum oxide on each one. This layer acts as an insulator, preventing any electrical discharge from the capacitor. Between the two electrodes is a liquid electrolyte. When a potential difference is applied across the two electrodes, the electrolyte will conduct current between them.

The B43742A9478M000 aluminum electrolytic capacitor is a radial leaded version. The case is made from plastic and the remaining components consist of the two aluminum foil electrodes and their electrolyte. The leads are attached with epoxy, and the hollow design is filled with the electrolyte solution. The total capacitance of this type of capacitor is typically quite low, usually ranging from 22 to 470 µF. The voltage rating depends on the size of the capacitor and is usually in the range of 6.3 to 450 V DC.

Due to their relatively low cost and wide availability, aluminum electrolytic capacitors are widely used in consumer electronics. They are commonly used as decoupling capacitors, which help to reduce the amount of noise in circuits. They are also used in filters, power supplies, and other analog circuits. Due to their high capacitance, they are also popular in pulse power applications. B43742A9478M000 aluminum electrolytic capacitors are available in a variety of sizes, making them ideal for a wide range of applications.

The working principle of the B43742A9478M000 aluminum electrolytic capacitor is fairly straightforward. When a voltage is applied to the two electrodes, the electrolyte will conduct current between them. This produces a charge imbalance, which in turn causes an electrostatic field to build up around the capacitor. This field is what allows the capacitor to store electrical energy. The amount of energy stored will depend on the size of the capacitor and the voltage applied to it.

In addition to their use in electronics, aluminum electrolytic capacitors are also used in military, aerospace, and medical applications. They are often found in medical diagnostic equipment and in medical implants, as well as in industrial equipment. They are also used in high voltage applications, such as in high voltage DC power supplies. As a result, B43742A9478M000 aluminum electrolytic capacitors are used in a variety of applications.

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

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