B43508A2477M000

Series:	B43508
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	470µF
Tolerance:	±20%
Voltage - Rated:	200V
ESR (Equivalent Series Resistance):	250 mOhm @ 100Hz
Lifetime @ Temp.:	3000 Hrs @ 105°C
Operating Temperature:	-40°C ~ 105°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	1.36A @ 100Hz
Impedance:	340 mOhms
Lead Spacing:	0.394" (10.00mm)
Size / Dimension:	0.866" Dia (22.00mm)
Height - Seated (Max):	1.457" (37.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can - Snap-In

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Aluminum Electrolytic CapacitorsAluminum electrolytic capacitors, commonly known as electrolytics, are polarized capacitors whose anode electrode is made of a densely-packed aluminum or other oxide film. Up until the development of film capacitors, electrolytics were far superior to most other forms of capacitors due to their wide frequency response and very high capacitance-to-weight ratio. Furthermore, they are able to achieve a much higher voltage rating than other types of capacitors.The capacitor model B43508A2477M000 (hereafter referred to as “the B43508 capacitor”) is an aluminum electrolytic capacitor designed for use in high voltage applications. The B43508 capacitor features a maximum working voltage of 450 VDC, a capacitance range of 2.5-5 mF, and a maximum DC leakage current of 10 μA. The operating temperature range of the B43508 capacitor is -40°C to +105°C, and its maximum operating frequency is 1.5 kHz at 100 kHz.The B43508 capacitor\'s anode is constructed from a two-layer aluminum foil with an oxide film for insulation. Its cathode is made from a nickel-plated steel with a dielectric layer of polypropylene-film. Its electrolyte is an organic solvent that can be either a liquid or a gel.In terms of its applications, the B43508 capacitor is used in high-voltage systems, medical and industrial equipment, and motor control circuits. It is particularly useful in applications where large stored charge or extremely low loss is important, such as for PFC (power factor correction) and UPS (uninterrupted power supply) solutions.The working principle of the B43508 capacitor is fairly simple. When a voltage is applied across its terminals, a current begins to flow through it, charging up its plates and creating a capacitance. The capacitance is proportional to the surface area of the aluminum foils and inversely proportional to the distance between them.The B43508 capacitor also has very low leakage current. This is due to the fact that its plates are separated by an insulating dielectric layer and sealed in a highly airtight enclosure. That said, the B43508 capacitor can retain its charge for a long period of time, allowing it to maintain a constant capacitance over a wide range of temperatures and frequencies.

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