B43305B9477M000

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.575" (40.00mm)
Size / Dimension:	1.181" Dia (30.00mm)
Lead Spacing:	0.394" (10.00mm)
Impedance:	390 mOhms
Ripple Current @ Low Frequency:	2.23A @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	B43305
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	2000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	290 mOhm @ 100Hz
Voltage - Rated:	400V
Tolerance:	±20%
Capacitance:	470µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors, as one of the most common type of capacitors, have been used for decades in electrical and electronic circuits. They are made of aluminum foil and thin film of liquid electrolyte. The aluminum electrolytic capacitor operates on the principle of anodic oxidation of aluminum anodes, where a thin oxide layer is formed on the anode surface. This type of capacitor is distinguished by its high capacitance values compared to other types of capacitors.The aluminum electrolytic capacitor with part number B43305B9477M000 is a standard aluminum electrolytic capacitor with two capacitors in one package. This capacitor has a rated capacitance of 4700uF and a rated voltage of 25V, making it suitable for general use in many electronics applications. Its electrodes are made of aluminum and are separable for easy soldering. Its upper and lower leads are both 6.3mm in diameter.This capacitor is mostly used for application requiring the highest possible capacitance and power dissipation capabilities. Its aluminum conductor, low ESR, and excellent mechanical creepage characteristics make it ideal for use in high power electronic applications. It can be used to filter noise in power supplies, provide bypass current paths in signal processing circuits, reduce electromagnetic interference from motors and generators, and stabilize working voltage.The working principle of the B43305B9477M000 aluminum electrolytic capacitor is based on the principle of anodic oxidation. When a voltage is applied across the capacitor, the oxygen ions are attracted to the aluminum anode, creating an electrolyte solution. This electrolyte solution conducts electricity and forms the capacitance. The capacitance of the capacitor is determined by the anode-to-electrolyte ratio; the larger the ratio, the higher the capacitance.The aluminum oxide layer formed on the anode surface acts as an insulator, separating the anode from the electrolyte solution and preventing current from passing through the capacitor. The thickness of the oxide layer determines the working life of the capacitor, as it\'s gradually worn away by the electrical current passing through it. An appropriate rated voltage must be applied to the capacitor, as excessive voltage will cause the oxide layer to break down and the capacitor to fail.In general, aluminum electrolytic capacitors offer excellent performance, long lifetime, and easy soldering due to their large capacitance, wide voltage range, low ESR, and low cost. The B43305B9477M000 aluminum electrolytic capacitor features a large capacitance and a wide voltage range, making it suitable for a variety of applications in the electronics industry.

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