USV1H100MFD

Series:	USV
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	10µF
Tolerance:	±20%
Voltage - Rated:	50V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	5000 Hrs @ 105°C
Operating Temperature:	-40°C ~ 105°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	44mA @ 120Hz
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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Aluminum electrolytic capacitors are one type of capacitor, and USV1H100MFD is a type of aluminum electrolytic capacitor. It is a polarized capacitor with oxide film made on the aluminum sheet as Dielectric and usually a manganese dioxide for electrolyte. The application fields and working principle of USV1H100MFD will be discussed as follows.

Application field of USV1H100MFD

USV1H100MFD is a 100µF capacitor used in various sections of the electronic industry. The most common applications of USV1H100MFD can be found in the power supplies including switching mode power supplies, DC to DC converters, DC-DC regulators and DC-AC inverters. It is also used in audio circuits, automotive industry, signal coupling, blood pressure monitors and equipment diagnostics.

Working Principle of USV1H100MFD

USV1H100MFD has an aluminum-foil anode element, cathode element, separator and non-aqueous electrolyte. When the capacitor is put in a circuit, current will flow between the capacitor’s plates. The internal oxidation film will form on the anode and insulate the anode from the electrolyte. As a result, a potential is built up across the the dielectric oxide layer and a capacitance is created.The capacitance of USV1H100MFD can be increased by increasing the thickness of the oxide layer. This is done by increasing the amount of oxidation current and by using bigger capacitance elements with greater anode foil area. The anode sheet is connected to the positive terminal of the capacitor while the cathode sheet is connected to the negative terminal of the capacitor. USV1H100MFD is also characterized by low-equivalent series resistance (ESR). This is because the oxide dielectric material offers essentially no resistance. As a result, less voltage drop occurs in the capacitor, and a very stable and predictable supply of current is available. USV1H100MFD also has a low temperature coefficient, allowing the capacitor to operate efficiently under high frequency and high current applications. The ESR of USV1H100MFD can further be improved by utilizing the X-cap design which further reduces the ESR.

Conclusion

USV1H100MFD is a 100 μF capacitor used for various applications in the electronics industry. It features a low ESR, low-temperature coefficient and high level of stability in current supply, making it suitable for power supply, audio circuits, signal coupling and automotive industry applications. The working principle of USV1H100MFD involves the formation of an internal oxidation layer which acts as a dielectric for the capacitor. This allows the capacitor to store energy and conditions the current supply so that it is stable.

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