50YK33MEFC5X11

Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	130mA @ 120Hz
Ripple Current @ High Frequency:	195mA @ 10kHz
Lead Spacing:	0.079" (2.00mm)
Size / Dimension:	0.197" Dia (5.00mm)
Height - Seated (Max):	0.492" (12.50mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can
Series:	YK
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Capacitance:	33µF
Tolerance:	±20%
Voltage - Rated:	50V
ESR (Equivalent Series Resistance):	--
Lifetime @ Temp.:	2000 Hrs @ 85°C
Operating Temperature:	-40°C ~ 85°C

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What Are Aluminum Electrolytic Capacitors?

Aluminum electrolytic capacitors are a type of electrolytic capacitor that consists of an anode (positive plate) surrounded by an electrolyte solution and a dielectric separator sheet, with the cathode (negative plate) usually being connected to a metal case. They are most commonly used in electronics for power-supply smoothing, coupling, and decoupling of signals, and in computers for filtering and de-glitching of signals. The 50YK33MEFC5X11, specifically, is an aluminum electrolytic capacitor designed to offer low equivalent series resistance (ERSR), excellent frequency characteristics, and high voltage stability.

Application Field and Working Principle of the 50YK33MEFC5X11

The application field of the 50YK33MEFC5X11 is in the use of microprocessors and memory devices, thanks to its high rated voltage and high capacitance stability, a combination usually necessary for precise timing circuits. Its working principle relies on the simple capacitance-voltage relationship, which states that the reactance of the capacitor is proportional to the ratio of the applied voltage to the applied current. It also works via direct electrical contact between the anode and cathode.

Characteristics of Aluminum Electrolytic Capacitors

The main characteristics of aluminum electrolytic capacitors are their high energy density and high dielectric strength. The energy density is determined by the volume of the capacitor, while the capacitance and dielectric strength are determined by the amount of charge stored and voltage applied, respectively. Their design tends to be heavier than other capacitor types, due to the limited space afforded in the metal outer casing. Their typically high capacitance density also means that they can be used in smaller electrical equipment than other capacitor types. Additionally, their construction enables them to operate over greater temperature ranges than other capacitor types, making them suitable for use in industrial applications.

Advantages of Aluminum Electrolytic Capacitors

The advantages of aluminum electrolytic capacitors over other capacitor types include high efficiency, low equivalent series resistance, excellent frequency characteristics, high voltage stability, and small size – ideal for use in small electrical equipment. They also have good self-healing properties, enabling the safe use of multiple capacitors in parallel.

Disadvantages of Aluminum Electrolytic Capacitors

The disadvantages of aluminum electrolytic capacitors are that they have limited life spans and are prone to leakage currents, leading to heat build-up and component failure. Additionally, the electrolytic liquid within them is highly corrosive, requiring the use of thick insulation when handling them.

Conclusion

Aluminum electrolytic capacitors are a type of capacitor with a wide range of uses. The 50YK33MEFC5X11, specifically, is designed for use in microprocessors and memory devices due to its high rated voltage and capacitance stability. Their characteristics include high energy density and dielectric strength, while their advantages are high efficiency, low equivalent series resistance, excellent frequency characteristics, and high voltage stability. Their disadvantages are limited life span and leakage currents, which can lead to component failure.

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