HHT681P040HJ0

Polarization:	Polar
Package / Case:	Axial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	--
Size / Dimension:	0.866" Dia x 1.772" L (22.00mm x 45.00mm)
Lead Spacing:	--
Ripple Current @ High Frequency:	6.9A @ 5kHz
Ripple Current @ Low Frequency:	2.415A @ 100Hz
Applications:	High Temperature Reflow
Ratings:	--
Series:	HHT
Operating Temperature:	-40°C ~ 175°C
Lifetime @ Temp.:	2000 Hrs @ 175°C
ESR (Equivalent Series Resistance):	293 mOhm @ 120Hz
Voltage - Rated:	40V
Tolerance:	-10%, +30%
Capacitance:	680µF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Overview of Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors (also known as "aluminum electrolytics") are passive components consisting of two aluminum plates separated by an ion-conductive liquid electrolyte . They are important when a high capacitance storage is required; however, they often have large ESRs (equivalent series resistances) and low temperature coefficients .Aluminum electrolytic capacitors have a number of advantages: they are widely available in a variety of sizes, can store an extremely large amount of charge in a relatively small amount of space, and are relatively inexpensive and easy to produce. They also have a wide range of operating temperatures, a relatively long life, and are durable and reliable.Aluminum electrolytic capacitors are used extensively in a variety of electronics and industrial applications. They are used in applications such as motor drives, back-up power supplies, AC protection circuits, audio equipment, rectifiers, power supplies, DC linking circuits, and various other high-voltage applications.

HHT681P040HJ0 Application Field and Working Principle

HHT681P040HJ0 is an aluminum electrolytic capacitors that is widely used in industrial and commercial applications . With its low height and wide capacitance range, this capacitor is a great choice for use in control power networks, AC motor control, and electronic power supplies.The HHT681P040HJ0 operates on the principle of electrochemical capacitance. In this type of capacitor, two metal or carbonized metal plates are immersed in an electrolyte. When a voltage is applied across the plates, electrolyte ions are attracted to one plate and repelled from the other, resulting in a charge buildup on each plate. This charge creates, in essence, an electric double layer, and thus, capacitance.The HHT681P040HJ0 features ultra low ESR (equivalent series resistance) and temperature coefficient, making it well suited for power converter and other low voltage applications . Its low height profile also makes it suited for densely populated circuit designs. This capacitor also boasts a high rated voltage and ripple current ratings, making it ideal for applications that require large amounts of capacitance and reliable DC voltage regulation.

Conclusion

Aluminum electrolytic capacitors are useful for a wide range of industrial and commercial applications, including motor drives, back-up power supplies, AC protection circuits, and various other high-voltage applications. The HHT681P040HJ0 capacitor is a great choice for use in these applications due to its low height, wide capacitance range, and low ESR and temperature coefficients. Its high rated voltage and ripple current ratings make it ideal for applications that require large amounts of capacitance and reliable DC voltage regulation.

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