EEF-CD0G680XR

Series:	SP-Cap CD
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Polymer
Capacitance:	68µF
Tolerance:	±20%
Voltage - Rated:	4V
ESR (Equivalent Series Resistance):	15 mOhm
Lifetime @ Temp.:	1000 Hrs @ 105°C
Operating Temperature:	-40°C ~ 105°C
Ratings:	--
Applications:	General Purpose
Lead Spacing:	--
Size / Dimension:	0.287" L x 0.169" W (7.30mm x 4.30mm)
Height - Seated (Max):	0.071" (1.80mm)
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 CapacitorsAluminum - Polymer capacitors are a type of energy storage device commonly used in a wide variety of electronic and electrical applications. Specifically, EEF-CD0G680XR is a type of aluminum-polymer surface mount capacitor, which is designed and manufactured to withstand extreme temperature and harsh environmental conditions. The aluminum and polymer material combination provides superior low ESR (Equivalent Series Resistance) performance, enabling it to be used in high frequency and high current applications, such as automotive and telecommunication devices, and protection of high-power switching circuits.The EEF-CD0G680XR, like all aluminum-polymer capacitors, consists of two extremely thin layers of aluminum foil and a polymer dielectric layer, which acts as an insulator or dielectric between the two layers of aluminum. The total thickness of the dielectric layer is optimized for a given voltage rating. The reason for this is because the thickness plays an important role in determining the capacitance of the capacitor and a given desired voltage rating requires a certain amount of capacitance from the device.Basically, the capacitance of an aluminum-polymer capacitor is determined by the amount of electric field produced between the two aluminum layers and the dielectric layer. The electric field is created when a voltage is applied to the two outer aluminum surfaces and a current is drawn from one of the layers. As the current passes through the dielectric layer, the polymer dielectric material responds by creating a high frequency field, which is known as EDlc. The greater the electric field, the greater the capacitance of the capacitor.The working principle of an aluminum-polymer capacitor is similar to that of any other capacitor – an energy storage device composed of two conductive plates separated by a dielectric material. When a voltage is applied to the two outer aluminum surfaces, an electric field is created and a charge is stored in the space between the two aluminum layers. In practical applications, this stored charge is utilized to provide the desired electrical current or voltage for the application.EEF-CD0G680XR aluminum-polymer capacitors are typically used in a wide variety of electronic and electrical applications, such as in power supplies, automotive and telecommunication devices, protection of high-power switching circuits, high-performance device drivers, etc. The capacitor also has a wide operating temperature range, high capacitance and low ESR, making it suitable for high frequency, high temperature, and harsh environmental conditions.

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