226ULG025MEF

Series:	ULG
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Polymer
Capacitance:	22µF
Tolerance:	±20%
Voltage - Rated:	25V
ESR (Equivalent Series Resistance):	9.04 Ohm
Lifetime @ Temp.:	2000 Hrs @ 105°C
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Applications:	Decoupling
Ripple Current @ Low Frequency:	85mA @ 120Hz
Ripple Current @ High Frequency:	1.7A @ 100kHz
Lead Spacing:	0.098" (2.50mm)
Size / Dimension:	0.248" Dia (6.30mm)
Height - Seated (Max):	0.354" (9.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can

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Aluminum - Polymer CapacitorsAluminum - Polymer capacitors are ideal solutions for a variety of applications, from low voltage, high current applications to high voltage, low current applications. These capacitors are also particularly suitable for use in telecommunications, instrumentation, automotive, and industrial applications. In this review, we will discuss the application field and working principle of 226ULG025MEF, a particular aluminum-polymer capacitor. Aluminum-polymer capacitors are commonly used in a variety of applications, including peak power and energy storage, filtering, pulsed power, and high-temperature applications. 226ULG025MEF, in particular, is designed for use in these types of applications. It features a maximum voltage rating of 2.6 volts, a capacitance of 25 microfarads, a tolerance of +25/-20 percent, and a minimal ESR (Effective Series Resistance) of 0.016 Ohms. The working principle of 226ULG025MEF is similar to any other aluminum-polymer capacitor. An anode is formed from a thin layer of aluminum or an aluminum-containing metal oxide, typically aluminum oxide. A polymer electrolyte is applied over the anode layer and the anode is then etched to create a meandering pattern of anode fingers. The cathode is a thick layer of conducting polymer, with a high-viscosity gel applied to reduce the contact resistance between the anode and the cathode. This three-layer structure forms a capacitor with a low-ESR, high capacitance and good temperature stability.The unique materials used in the construction of aluminum-polymer capacitors make them particularly suitable for high-temperature applications, with 226ULG025MEF having a maximum operating temperature of 105°C (221°F). Additionally, the polymer electrolyte provides higher dielectric potentials than liquid-filled electrolytes and helps to ensure the capacitor’s longevity. This makes aluminum-polymer capacitors particularly suited for pulsed power, filtering and energy storage applications. The use of aluminum - polymer capacitors is beneficial in a number of ways. They offer higher capacitance per unit volume than traditional aluminum electrolytic capacitors and are suitable for a variety of high voltage, low current applications. Additionally, they are generally more reliable than traditional aluminum electrolytic capacitors and offer superior temperature stability and longer life. For example, 226ULG025MEF has a lifetime rating of 1000 hours at 105°C (221°F). In conclusion, 226ULG025MEF is a high-performance aluminum-polymer capacitor, designed for use in high-temperature applications including peak power and energy storage, filtering, pulsed power and more. It features a higher capacitance per unit volume than traditional aluminum electrolytic capacitors, as well as superior temperature resistance and a long lifetime rating. With these advantages, 226ULG025MEF is an ideal solution for a variety of applications.

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