APMA200ARA470MF30S Capacitors

Operating Temperature:	-55°C ~ 105°C
Package / Case:	Nonstandard SMD
Mounting Type:	Surface Mount
Surface Mount Land Size:	0.286" L x 0.276" W (7.20mm x 7.00mm)
Height - Seated (Max):	0.118" (3.00mm)
Size / Dimension:	0.276" Dia x 0.276" W (7.00mm x 7.00mm)
Lead Spacing:	--
Ripple Current @ High Frequency:	2A @ 100kHz
Applications:	General Purpose
Ratings:	--
Series:	NPCAP™-PMA
Lifetime @ Temp.:	5000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	50 mOhm
Voltage - Rated:	20V
Tolerance:	±20%
Capacitance:	47µF
Type:	Polymer
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Packaging:	Tape & Reel (TR)

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Aluminum - Polymer Capacitors Aluminium-polymer capacitors (APMA 200ARA 470MF30S) are a type of capacitor that is produced using an aluminium foil and a polymer layer acting as two electrical plates separated by an electrolyte compound. As a result, they are able to exhibit great electrical characteristics such as low equivalent series resistance, low leakage current, and long life cycle. The construction of aluminium-polymer capacitors is quite straightforward. A pair of aluminium plates, acting as the electrodes, are deposited on each side of a polymer film or membrane. An electrolyte compound, usually made up of salts and liquids, is also added between them. The electrolyte is then heated which causes the salts to form into a jelly-like substance. This jelly then acts as the dielectric material between the aluminium plates. The whole construction is then sealed in a metallic container which is filled with a variety of gasses to help control the environment inside. The great advantage of aluminium-polymer capacitors is their high capacitance and high rated capacity. Although their maximum electrical charge is much lower than other types of capacitors, they are able to store much more electrical energy than other types of capacitors at a given voltage. This is achieved due to the thinner electrolyte film and thinner dielectric material that are used which allow for greater surface area contact between the electrodes and the dielectric. Aluminium-polymer capacitors have a wide range of applications in several different types of electronic circuits. Their main use is in the design and manufacture of high accuracy power supplies in computers and industrial electronics. This is due to their extremely low equivalent series resistance and their ability to handle ripple currents very well. They are also used in power filtering applications where their high capacitance makes them ideal for storing and releasing energy quickly during transient loads. They are also used in some automotive and medical applications due to their robust construction. Overall, aluminium-polymer capacitors are a great choice for applications that require high accuracy power supplies, high power filtering, and low equivalent series resistance. They offer excellent electrical characteristics which makes them ideal for a variety of applications. They are also much safer than other types of capacitors due to their robust construction and are overall a reliable and cost effective choice for many electronic circuit applications.

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