EKXJ421ELL151MM50S

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	2.028" (51.50mm)
Size / Dimension:	0.709" Dia (18.00mm)
Lead Spacing:	0.295" (7.50mm)
Ripple Current @ High Frequency:	2.385A @ 100kHz
Ripple Current @ Low Frequency:	1.06A @ 120Hz
Applications:	Automotive
Ratings:	AEC-Q200
Series:	KXJ
Operating Temperature:	-25°C ~ 105°C
Lifetime @ Temp.:	12000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	420V
Tolerance:	±20%
Capacitance:	150µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to Aluminum Electrolytic Capacitors

Aluminum Electrolytic Capacitors are electronic components that act as miniature electrical reservoirs to filter and store charged particles. In charge, they are passive components similar to capacitors, which means they are two-terminal elements that store energy in an electric field when connected to a power source. Electrolytic capacitors are ideal for use in applications where high-energy storage capacities, reduced physical size, or high-frequency response are required.

What is EKXJ421ELL151MM50S?

The EKXJ421ELL151MM50S is a type of single-ended aluminum electrolytic capacitor. It is a cylindrical, two-terminal component with a concentric liquid electrode and a non-conductive dielectric layer, separated by a conductive aluminum oxide semiconductor. This combination creates an electrochemical reaction between the two electrodes, allowing the capacitor to store charge. The capacitor is most commonly used for decoupling, blocking, and filtering low-frequency signals in audio and power electronics.

Application Field and Working Principle of EKXJ421ELL151MM50S

The EKXJ421ELL151MM50S is capable of providing excellent performance in low-frequency applications such as decoupling, filtering, or blocking. The capacitor is typically used in audio or power devices such as amplifiers, processors, and other signal routing components. In these applications, the capacitor acts as a low-pass filter, blocking DC signals while allowing the AC signals to pass through. The working principle of the EKXJ421ELL151MM50S is based on the capacitance between the capacitors two electrodes. When a voltage is applied to the electrodes, an electric field forms and creates a current, allowing the capacitor to store charge. This charge is then released when the voltage is removed. The amount of charge the capacitor can store is determined by its capacitance, which is in turn determined by the distance and area of the two electrodes. The value of that capacitance is determined by multiplying the distance between the two electrodes with the area, which is determined by the diameter of the electrode. The electrolyte in the capacitor also plays a role in determining the capacitance, as it adds a dielectric layer between the two electrodes. The greater the dielectric constant, the greater the capacitance. The capacitance of the EKXJ421ELL151MM50S ranges from 150µF to 470µF.

Advantages of EKXJ421ELL151MM50S

The EKXJ421ELL151MM50S offers a number of advantages over other types of capacitors. Its physical structure is smaller than many other capacitors, making it ideal for applications where space is limited. It also has a high energy storage capacity and good frequency response, making it suitable for low-frequency applications such as decoupling, blocking, and filtering. The capacitor is also relatively inexpensive and easy to manufacture, which makes it very cost-effective. Its construction also allows for better heat dissipation, reducing its risk of failure due to thermal overload.

Conclusion

The EKXJ421ELL151MM50S is an ideal choice for many low-frequency applications. It offers several advantages, including a high energy storage capacity, low cost and easy manufacturing, and excellent frequency response. The capacitor is highly reliable and resistant to thermal overload, making it a great choice for applications where safety and longevity are of utmost importance.

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