EEF-UD0E271LE Capacitors

Series:	SP-Cap UD
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Polymer
Capacitance:	270µF
Tolerance:	±20%
Voltage - Rated:	2.5V
ESR (Equivalent Series Resistance):	9 mOhm
Lifetime @ Temp.:	1000 Hrs @ 105°C
Operating Temperature:	-40°C ~ 105°C
Ratings:	--
Applications:	General Purpose
Ripple Current @ High Frequency:	3.4A @ 100kHz
Lead Spacing:	--
Size / Dimension:	0.287" L x 0.169" W (7.30mm x 4.30mm)
Height - Seated (Max):	0.110" (2.80mm)
Surface Mount Land Size:	0.287" L x 0.169" W (7.30mm x 4.30mm)
Mounting Type:	Surface Mount
Package / Case:	2917 (7343 Metric)

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Aluminum-Polymer Capacitors are an increasingly popular form of capacitor due to their high capacitance, miniaturization and reliability. The EEF-UD0E271LE is a long-life, low equivalent-series-resistance aluminum-polymer capacitor manufactured by Panasonic. The device is rated at 10V and can handle capacitance values up to 0.47F.The EEF-UD0E271LE is most often used in consumer electronics applications such as digital, audio, or video equipment. Other applications include power factor correction, power supplies, and motor control. The device is well suited for storing energy over a wide range of temperatures in both AC and DC circuits. It is also commonly used in high-side switching, EMI filter circuits and other large capacitance applications.The EEF-UD0E271LE is notoriously more reliable and capable of greater capacitance in comparison to traditional aluminum electrolytic capacitors. The device uses a polymer material to form a non-polarized electrical double layer structure with special electrodes. This construction ensures longer product life and reliable performance over a wide temperature range. It is also more resistant to voltage and temperature changes than traditional electrolytic capacitors, as well as being more resistant to leakage current.The device\'s working principle is based on the principle of a double layer capacitor. A double layer capacitor consists of two metal layers with a dielectric layer between them. The two metal layers form two electrodes, with one positive (+) and one negative (-). When an external voltage is applied across the electrodes, the electric field generated by the voltage causes electrons to move from one electrode to the other, resulting in the accumulation of charge. This charge accumulates on the dielectric layer and produces an electric field that opposes the external electric field. This opposition to the external electric field is known as capacitance. In an EEF-UD0E271LE, the double layer structure is formed with a special polymer material, which gives it its unique characteristics.The EEF-UD0E271LE is well suited for use in low voltage, high current applications where the device can handle large amounts of charge and discharge. It is also capable of withstanding high-ripple currents, making it useful for applications such as power factor correction and switching power supplies. The device has excellent dielectric absorption properties and is highly resistant to vibration, making it an excellent choice for equipment operating in harsh environments.The EEF-UD0E271LE is available in a wide range of sizes, from 0.1F to 0.47F, with a rated voltage between 4V and 10V. It is also available in both through-hole and surface mount packages. The device is also available in a variety of case sizes, which makes it easy to find the right package for any application.Overall, the EEF-UD0E271LE is a reliable, long-life aluminum-polymer capacitor that is suitable for many consumer electronics applications. It is available in a wide range of sizes and can handle high ripple currents, making it highly versatile. It is also resistant to voltage and temperature changes, ensuring reliable performance in all conditions.

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