APSE2R5ETD821MF08S

Series:	NPCAP™-PSE
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Polymer
Capacitance:	820µF
Tolerance:	±20%
Voltage - Rated:	2.5V
ESR (Equivalent Series Resistance):	7 mOhm
Lifetime @ Temp.:	5000 Hrs @ 105°C
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Applications:	General Purpose
Ripple Current @ High Frequency:	5A @ 100kHz
Lead Spacing:	0.098" (2.50mm)
Size / Dimension:	0.248" Dia (6.30mm)
Height - Seated (Max):	0.315" (8.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can

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Introduction to Aluminum Polymer Capacitors

Aluminum - Polymer Capacitors present a unique opportunity to design electronic circuits with extreme performance and reliability. These unique devices are made up of a combination of multiple components, including aluminum, polymer and conductive polymer elements. They offer the advantages of both ceramic and electrolytic capacitors and can be used in a wide variety of applications, including high frequency switching and high voltage power lines.

The Benefits of Aluminum Polymer Capacitors

Aluminum - Polymer Capacitors are an excellent choice for many applications, due to their high energy density, low equivalent series resistance (ESR), and low intrinsic inductance. These characteristics provide greater power efficiency, improved performance and reliability, with a high current capacity and cost effectiveness.Aluminum - Polymer Capacitors are more flexible than other capacitors, allowing them to be used in a variety of operating conditions, such as high temperature and high frequency. In addition, they offer superior mounting flexibility as they can be mounted on either side of a circuit board, and can be used in places where space is limited.

APSE2R5ETD821MF08S Application Field and Working Principle

The APSE2R5ETD821MF08S Aluminum Polymer Capacitor is designed for high frequency applications, in particular, high frequency switching applications. It is a 2.2 microfarad capacitor and can operate at temperatures up to 125°C.The operating principle of an Aluminum Polymer Capacitor is based on the concept of two dielectric layers being separated by two conductive layers. In this particular device, the two dielectric layers consist of a conductive polymer film and a specially selected aluminum generator film. The capacitance of the device is then determined by the thickness of the two dielectric layers and the material of the dielectrics. In the case of the APSE2R5ETD821MF08S, the two dielectric layers are relatively thin and the aluminum generator is made of a high conductivity aluminum foil.The construction of the aluminum generator foil ensures that the electric field generated by the device is maintained at an even level while the capacitance of the device remains constant. This helps to ensure that the device operates reliably and efficiently, with high performance and low loss.

Conclusion

Aluminum - Polymer Capacitors offer impressive performance and reliability, with a wide range of applications. The APSE2R5ETD821MF08S is designed for high frequency switching applications, and provides excellent performance and reliability, with a high current capacity and a low measurement equivalent series resistance (ESR). These characteristics make it an ideal choice for high frequency switching applications.

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