ULD2D3R3MED

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Aluminum electrolytic capacitors are the most widely used type of capacitors in consumer electronics. They are constructed using an anode made of aluminum foil, a dielectric layer formed from an electrolyte, and a cathode formed from another type of foil, such as paper or plastic. These capacitors are especially useful in producing high capacitance values with relatively low series resistance, making them ideal for use in power supplies and other high current applications.

The ULD2D3R3MED series of aluminum electrolytic capacitors are designed to provide long life in mobile and consumer applications. Their construction utilizes a rated voltage of 25V and a maximum operating temperature of -55°C to +105°C. This ensures the capacitor can work reliably in a wide range of operating conditions. In addition, these capacitors feature an ultra low ESR of 0.01 ohms, making them especially suitable for applications that require low resistance.

The working principle of ULD2D3R3MED aluminum electrolytic capacitors relies on the movement of positive ions in the electrolyte. This is achieved by creating a separation between the two metal foil electrodes. The positive electrode–usually the aluminum foil–attracts the negative ions in the electrolyte, while the negative electrode–usually a paper or plastic foil–attracts the positive ions. This creates a thin layer of negative ions on the aluminum foil and a thin layer of positive ions on the opposite foil.

Typically, the voltages applied to these capacitors range from 3-25V. Under the influence of the applied voltage, the charge polarization (or accumulation of charges) in the electrolyte causes an electrostatic field to form across the two plates. This field increases the capacity of the capacitor, improving its performance. In addition, the high electrical fields between the two electrodes also reduce the ESR of the capacitor, allowing it to handle high peak currents.

The ULD2D3R3MED aluminum electrolytic capacitors are widely used in consumer and industrial applications such as high-current circuit protection, power supply filtering, and EMI/EMF suppression. They are also often used as a decoupling capacitor in automotive electronics and audio equipment, where the low ESR value of the capacitors helps reduce the effect of noise and vibration on the circuit.

In summary, ULD2D3R3MED aluminum electrolytic capacitors offer a wide range of applications with long-term reliability and low ESR values. Their construction utilizes an anode made of aluminum foil, a dielectric layer formed from an electrolyte, and a cathode formed from another type of foil to provide high capacitance values with relatively low series resistance. This makes them ideal for use in power supplies and other high current applications.

The specific data is subject to PDF, and the above content is for reference