USP1A100MDD

Polarization:	Bi-Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.315" (8.00mm)
Size / Dimension:	0.157" Dia (4.00mm)
Lead Spacing:	0.059" (1.50mm)
Ripple Current @ High Frequency:	36mA @ 10kHz
Ripple Current @ Low Frequency:	24mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	USP
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	2000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	10V
Tolerance:	±20%
Capacitance:	10µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Aluminum electrolytic capacitors are a type of capacitor whose key components are two aluminum foils with oxidized layers covered by paper or plastic foil as the dielectric. They are able to store electric energy, attenuate electrical signals, filter the noise, and protect circuits in a wide range of applications. The USP1A100MDD type of electrolytic capacitor is a highly reliable and stable aluminum electrolytic capacitor. It has met all the requirements of manufacturer and device user.

Design and Construction

The USP1A100MDD type of aluminum electrolytic capacitor is designed with an axial lead, with a larger leads of 9.4 mm. It is constructed of an etched aluminium foil, paper separator, aluminum electrolyte-oxide (Al2O3), cathode layer, and a tinned steel shell. Anode and cathode ends are connected with conductive leads, one of which is connected to a mounting position on the circuit board, and the other is connected to the device connection. It has a snap-in mounting for mechanical stability and is designed for use in applications with rated voltage 100 V or less. The anode, also known as the positive electrode, is typically made of an aluminium foil with an oxide layer to serve as the dielectric material. It also has an electrolyte, which is a liquid or gel that contains ions that allow charge carriers to pass between the anode and cathode. The paper separator between the anode and cathode is a solid and hydrophobic material, which prevents the electrolyte from interfering with the flow of the electrical current. The tinned steel shell provides a reliable electrical connection and allows for easy mounting of the capacitor.

Performance Characteristics

The USP1A100MDD type of aluminum electrolytic capacitor is designed for high ripple current and high reliability. It has a rated voltage of 100 V or less and can handle up to 1A of ripple current. It also features a low impedance and excellent surge capability, which makes it a good choice for power supply applications. The capacitance of this device has a maximum tolerance of +/- 20%, and its operating temperature range is between -30 to +105 degree Celsius. It also has a high pulse load capability, so it can withstand high peak current from transient surges. The self-healing properties of aluminum electrolytic capacitors make them ideal for protection of circuits in harsh environments where accidents may occur. They are also vibration-resistant and have good noise-suppression characteristics.

Application Fields of USP1A100MDD

The USP1A100MDD type of aluminum electrolytic capacitor is used in a wide range of applications due to its high reliability and excellent performance characteristics. It is mainly used in telecommunications, industrial systems, and military applications due to their low-noise and long life characteristics. These capacitors are also used in audio systems, medical systems, and other electronic instruments for signal filtering. They are also used as anti-interference circuits in power supply systems, home appliances, and car audio.

Working Principle

The USP1A100MDD type of aluminum electrolytic capacitor works by storing electrical energy and releasing it at a much slower rate than the rate at which it was introduced. This slower release of electrical charge is what allows the capacitor to filter and attenuate electrical signals, while also providing protection to circuits against transients. When an electric potential is applied to the anode and cathode of the capacitor, positively charged ions will travel towards the uncharged layer in the anode and begin to bond with the oxygen molecules. This results in a layer of oxide on the anode, which acts as the dielectric for the capacitor and prevents charge carriers from passing between the anode and cathode. This process results in the capacitor storing an electrical charge and is what allows for it to be used to filter signals, attenuate voltage spikes, and provide protection against accidental interference.

Conclusion

The USP1A100MDD type of aluminum electrolytic capacitor is a highly reliable and stable device that has met all the requirements of manufacturers and device users. It has a rated voltage of 100 V or less, low impedance, surge capability, and excellent ripple current capability. It is used in a wide range of applications, such as telecommunications, industrial systems, and audio systems, and is ideal for filtering electric signals and protecting circuits against transients. The working principle of this device is based on the charge storage and release mechanism, which is what allows it to filter, attenuate, and protect electric signals.

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