400WXA2.2MEFCT78X9

Operating Temperature:	-25°C ~ 105°C
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.413" (10.50mm)
Size / Dimension:	0.315" Dia (8.00mm)
Lead Spacing:	0.138" (3.50mm)
Ripple Current @ Low Frequency:	35mA @ 120Hz
Applications:	Automotive
Ratings:	AEC-Q200
Polarization:	Polar
Series:	WXA
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	400V
Tolerance:	±20%
Capacitance:	2.2µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Aluminum Electrolytic Capacitors

An aluminum electrolytic capacitor is an electrolytic capacitor that primarily consists of a metal film, electrolyte, and two aluminum foils coated with an oxidized layer (anode foil and cathode foil). This specific type of capacitor was developed in the late 1800s and since then has been widely used in a variety of applications. The 400WXA2.2MEFCT78X9 is a specific component used in automated test systems and process control equipment.

Working Principle of Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors work by using two plates separated by an insulator, typically a dielectric that is dipped in an electrolyte. This electrolyte acts as an insulator to prevent current from passing through it, but when a voltage of the correct polarity is applied to the plates, an inverse current will be induced between the plates and charges will be stored. This process is known as the Leclanché process and makes a significant contribution to the performance of an aluminum electrolytic capacitor. The 400WXA2.2MEFCT78X9 specifically works by using a three-terminal, surface mounted device, with two anode connections and one cathode connection. It then uses dual or triple spiral anode foils, which produce a very face charges independently in a specific direction. This technology works as a high voltage compliance device, taking advantage of the combination of high capacitance, wide range of application with low ESR and ESL performance.

Application Field of Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are used in a wide variety of applications, including consumer electronics, computers, automotive, industrial motors, and power supplies. The 400WXA2.2MEFCT78X9 is one specific application in the field of automated test systems and process control equipment. While there are other components available, this one is capable of withstanding higher voltages while providing a higher capacitance. The 400WXA2.2MEFCT78X9 is also used in applications where fast transient response is required, as this can be quite fast and voltage compliance high. This capacitor is particularly useful in power supply architectures, like Switch Mode Power Supplies (SMPS), where it provides high capacitance and allows for a faster transient response without the need for external components.In conclusion, an aluminum electrolytic capacitor is an electrical component used in a variety of applications. The 400WXA2.2MEFCT78X9 specifically works in automated test systems and process control equipment, utilizing a three-terminal, surface mounted devices, with two anode connections and one cathode connection. This type of capacitor works by utilizing a Leclanché Process, allowing charges to be stored in a reverse current when a voltage is applied to the plates. In addition, it has the capability to withstand higher voltages while providing a higher capacitance, making it a great choice for applications where fast transient response is required.

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