UST1H3R3MDD

Polarization:	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:	UST
Operating Temperature:	-55°C ~ 105°C
Lifetime @ Temp.:	1000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	50V
Tolerance:	±20%
Capacitance:	3.3µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Aluminum Electrolytic CapacitorsAluminum electrolytic capacitors are essential components in the electronics industry, especially for power supply systems. They are typically used to store electrical energy and aid in the regulation of power in a circuit. The simple and small size, along with their ability to remain electrically neutral make them ideal for applications ranging from energy storage to insulation systems.The principles behind the operation of aluminum electrolytic capacitors are simple. As the name implies, they consist of an aluminum oxide oxide layer between two metal plates. As an electric current passes through the plates, an electric field is formed which causes positive and negative charges to collect on either side of the oxide layer. This charge separates into two components; one is stored within the dielectric, while the other is attracted to the metal plates. The charge on the metal plates can be harnessed and used to store electrical energy and as a result, the aluminum electrolytic capacitor serves as an effective energy storage device. Aluminum electrolytic capacitors are classified as either polar or non-polar. Polar capacitors contain a positive and negative terminal, while non-polar capacitors contain two terminals of the same charge. Polar capacitors are often used in applications such as motor controls and power supply systems, while non-polar capacitors are often preferred for audio and signal conditioning applications.The most commonly used type of aluminum electrolytic capacitor is the UST1H3R3MDD type. This type of capacitor is designed for use in high-frequency switching power supplies and other high-energy density applications. It features a long life cycle and high ripple current capability. It has no built-in thermal protection and it is rated to withstand up to 50 volts. UST1H3R3MDD capacitors are often referred to as “eddy current dampers” due to their ability to reduce eddy currents, thereby providing efficient power regulation. In addition, they feature excellent low temperature characteristics which make them well suited for applications such as power supplies in cold places. In summary, aluminum electrolytic capacitors are an essential component in today’s electronics industry. UST1H3R3MDD capacitors are a common type of capacitor used for high-energy applications, and their ability to reduce eddy currents makes them an ideal choice for power regulation and insulation systems. They feature long life cycles, high ripple current capability, and excellent low temperature characteristics.

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