E37X421CPN103MEM9M

Polarization:	Polar
Package / Case:	Radial, Can - Screw Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	8.661" (220.00mm)
Size / Dimension:	3.000" Dia (76.20mm)
Lead Spacing:	1.252" (31.80mm)
Ripple Current @ High Frequency:	37.788A @ 10kHz
Ripple Current @ Low Frequency:	26.8A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	U37X
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	15000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	11 mOhm @ 120Hz
Voltage - Rated:	420V
Tolerance:	±20%
Capacitance:	10000µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors are electrical components that are very popular in a variety of applications due to their impressive features. The E37X421CPN103MEM9M model is a particularly versatile aluminum electrolytic capacitor that is suitable for numerous uses. This article will detail the various application fields of the E37X421CPN103MEM9M, as well as its fundamental working principle.The E37X421CPN103MEM9M is an aluminum electrolytic capacitor capable of operating in temperatures ranging from -55⁰C to 105⁰C. This model is available in various packages, such as case, board, and clip. The E37X421CPN103MEM9M is particularly designed for electronic applications that require high capacity and durability.The E37X421CPN103MEM9M is most commonly utilized in motor drives, as it offers a low equivalent series resistance (ESR) and current leakage values that are considerably lower than that of other aluminum electrolytic capacitors. Its low ERS value allows for efficient energy storage and transfer, while its lower-than-average current leakage values protect the capacitor from damage due to overcharging. This means that the E37X421CPN103MEM9M is best suited for applications that involve dynamic load changes such as AC/DC servo drives, variable frequency drives, and motor controls.In addition to motor drives, the E37X421CPN103MEM9M can also be used in power supply and filtering applications. Due to its high temperature and high voltage withstand capability, the E37X421CPN103MEM9M is ideal for SMPS applications and power supplies operating at temperatures up to 105⁰C. Similarly, its high dielectric strength capacity allows it to be used in electromagnetic interference (EMI) filtering, managing and reducing the amount of electrical noise in the system.The E37X421CPN103MEM9M is able to perform these functions due to its unique construction and working principle. This model consists of an aluminum casing which houses a non-conductive electrolyte solution and two rolled aluminum foils. The foils are connected to the casing in a way that one is the anode and the other is the cathode. This design creates an electric field in the electrolyte solution when a voltage is applied across its terminals. This in turn enables the solution to separate into positive and negative ions.The ions then separate across the terminals and form a thin layer of insulating substance called the oxide layer. This essentially serves as the dielectric, enabling the capacitor to store electric energy in the form of an electrostatic field. When a voltage is removed from the terminals, electrons in the negatively charged side will flow back towards the positively charged side due to the electrostatic field, thus enabling the capacitor to discharge its stored energy.The E37X421CPN103MEM9M model is a versatile aluminum electrolytic capacitor that is suitable for numerous applications, such as motor drives, power supply, and filtering applications. Its impressive features, such as its low equivalent series resistance and current leakage values, make it an ideal choice for various dynamic load changes and power supply. Thanks to its unique construction and working principle, the E37X421CPN103MEM9M enables electric energy to be stored and discharged safely for various operations.

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