B43740B4478M7

Polarization:	Polar
Package / Case:	Radial, Can - Screw Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	4.201" (106.70mm)
Size / Dimension:	3.028" Dia (76.90mm)
Lead Spacing:	1.248" (31.70mm)
Impedance:	30 mOhms
Ripple Current @ Low Frequency:	11.5A @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	B43740
Operating Temperature:	--
Lifetime @ Temp.:	6000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	25 mOhm @ 100Hz
Voltage - Rated:	350V
Tolerance:	±20%
Capacitance:	4700µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors, also known as wet tantalum capacitors, are passive components that store energy in the form of an electric field. They are widely used in a variety of electronic applications, ranging from power supplies and amplifiers to home entertainment systems and instrumentation. The B43740B4478M7 capacitor is an example of an aluminum electrolytic capacitor, and is used in a variety of situations where high reliability, long life, and low cost are desired.The B43740B4478M7 is a through-hole mounting aluminum electrolytic capacitor with a lead pitch of 7mm. It’s rated for a maximum rated voltage of 450VDC and can handle an electrical ripple current of up to 3A. It is capable of storing a comparatively large amount of energy when compared to other capacitors of the same size and price. The electrolyte used in the construction of this particular capacitor is of low resistance and provides the necessary protection against the effects of the electrolytic corrosion.The B43740B4478M7 aluminum electrolytic capacitor has a many common applications, including power supplies, industrial machinery, consumer electronics, and automotive applications. In power supplies, such as AC to DC rectifiers or DC to DC converters, they are used to store energy in order to provide a steady output voltage and reduce ripple. This helps to reduce the effects of any transients that may be present in the input line. In industrial applications, such as pumps and motors, the capacitor is often used to reduce the effects of electrical disturbances caused by the motor.The working principle of the aluminum electrolytic capacitor is based on the electrochemical oxidation and reduction (redox) process. This process occurs when two distinct species of electrical charge are introduced to a junction and form an interface, known as the electrolyte-electrode interface. When a voltage is applied across the anode (positive terminal) and the cathode (negative terminal) of the capacitor, electrons flow from the anode to the cathode, creating an electric field. This electric field creates an attractive force between ions in the electrolyte and the metal electrodes, which generates an electric current. This current is then stored as energy in the capacitor.In conclusion, the B43740B4478M7 aluminum electrolytic capacitor is a reliable, cost-effective, and long-lasting capacitor used in a wide variety of electronic applications. It is capable of storing relatively large amounts of energy, due to its construction and electrolyte makeup, and is used in a range of applications, including power supplies, industrial machinery, consumer electronics, and automotive applications. Its working principle is based on the electrochemical redox process and the electric field created by the anode and cathode terminals.

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