EEU-EB2D151

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.240" (31.50mm)
Size / Dimension:	0.630" Dia (16.00mm)
Lead Spacing:	0.295" (7.50mm)
Ripple Current @ High Frequency:	1.28A @ 100kHz
Ripple Current @ Low Frequency:	704mA @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	EB
Operating Temperature:	-25°C ~ 105°C
Lifetime @ Temp.:	5000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	200V
Tolerance:	±20%
Capacitance:	150µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are most commonly used in electronic circuits, providing a reliable source of charge storage with low equivalent series resistance. The EEU-EB2D151 application field and working principle of these capacitors in particular can be further understood to enable proper and efficient capacitor utilization for circuit building.

Features:
EEU-EB2D151 capacitors are characterized by robust durability, incredible long-term reliability, wide temperature range, and excellent ripple current. Additionally, they boast a high-temperature limit, up to 140°C, and offer flexibility in design or board layouts. General specifications include:

• Rated voltage: 16V - 400V (up to 450V)
• Capacitance range: 0.33μF - 3300μF
• Life expectancy: 2,000 hours @ 105°C
• Tolerance: ±20% (M) - ±80% (J)

Working principle:
EEU-EB2D151 capacitors utilize an electrolyte composed of organic solvent, which is the source of its charge storage capacity, in conjunction with a metallic foil etched with a corrosion-resistant aluminum paste. Due to the electrical conductivity of the aluminum paste, a charge imbalance is produced, causing ions of the solvent (or electrolyte) to become suspended in the space between the two plates. This ionic suspension creates an energy storage process on the capacitor, with the electrical energy being trapped within the device and not allowed to discharge until the capacitor is connected to a separate circuit.

Failure modes:
Though the capacitance value of a EEU-EB2D151 capacitor tends to remain unchanged, the breakdown voltage and leakage current of the device can be affected. This can lead to an electrical overstress (EOS) causing the capacitor to fail, by either opening the circuit or being damaged internally. Another common failure mode is external short-circuit, whereby one or more of the internal plates come into contact with each other, creating an unexpected, undesired flow of electricity. Finally, short-term abuse and incorrect wiring of the capacitor can also lead to a decrease in the life expectancy of the device.

Conclusion:
Experienced and knowledgeable electronic engineers can take full advantage of the capabilities of the EEU-EB2D151 aluminum electrolytic capacitor, such as its high-temperature performance and low equivalent series resistance. By understanding the features, working principle, and failure modes associated with the device, engineers can design reliable and effective circuits.

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