ALS81A274QM040

Polarization:	Polar
Package / Case:	Radial, Can - Screw Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	5.236" (133.00mm)
Size / Dimension:	3.543" Dia (90.00mm)
Lead Spacing:	1.252" (31.80mm)
Impedance:	8 mOhms
Ripple Current @ High Frequency:	31.4A @ 10kHz
Ripple Current @ Low Frequency:	30.2A @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	ALS81
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	7 mOhm @ 100Hz
Voltage - Rated:	40V
Tolerance:	±20%
Capacitance:	270000µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors

Aluminum Electrolytic Capacitors are hugely popular and widely used across a range of industries and applications. These capacitors have become so popular due to their extremely low cost, high energy density and long life span.The ALS81A274QM040 capacitor is a type of aluminum electrolytic capacitor, and it is used for a variety of different applications. This particular capacitor is a radial leaded aluminum electrolytic capacitor with a molded black plastic enclosure. Its main characteristics are its low ESR (Equivalent Series Resistance) and long life, which is up to 5,000 hours. The ALS81A274QM040 capacitor is a non-polarized capacitor and thus is ideal for applications where power supply polarity is constantly changing. This capacitor is frequently used in products such as LED lighting, power amplifiers, inverters, switching power supplies, automotive electronic traction systems, personal computers and other electronic products.The main working principle of the ALS81A274QM040 capacitor is that of a two-terminal device made of aluminum with an electrolyte material between the two terminals. This electrolyte is usually an oxide of aluminum. The electrolyte serves as the dielectric between the two terminals and allows current to flow between them. When the voltage across the terminals exceeds the rated breakdown voltage, the oxide layer is able to break down and form an electric conduction path (made of metallic aluminum). This in turn causes current to flow through the terminal and the capacitor to power the device in which it is installed. The ALS81A274QM040 capacitor has a working temperature range of -55°C to +105°C and an operating current of 0.43A. It also has a maximum dissipation factor of 0.12 at 20°C, which is much lower than most other types of capacitors. This makes the ALS81A274QM040 capacitor more reliable and efficient than many other types of capacitors.In conclusion, the ALS81A274QM040 capacitor is a popular and widely used aluminum electrolytic capacitor. Its working principle is based on the breakdown of the aluminum oxide layer between the two terminals to allow for current to flow between them, and its advantages include a low ESR and long life span. This capacitor is ideal for use in various applications such as LED lighting, power amplifiers, inverters, switching power supplies, automotive electronic traction systems, and personal computers.

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