Operating Temperature:	-25°C ~ 105°C
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.260" (32.00mm)
Size / Dimension:	1.378" Dia (35.00mm)
Lead Spacing:	0.394" (10.00mm)
Applications:	General Purpose
Ratings:	--
Polarization:	Polar
Series:	KMH
Lifetime @ Temp.:	2000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	200V
Tolerance:	±20%
Capacitance:	1000µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors

Electrolytic capacitors are so widely used due to the wide range of values they can hold and their relatively low cost compared to other types of capacitors. An example of a popular type of electrolytic capacitor is the EKMH201VNN102MA30W. This type is common in high frequency and power electronics applications.

Overview of Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors (AECs) are all around us; used in many electronics and electrical systems. They are used in most power supplies and data conversion applications, in some motor drivers, and even in many consumer electronic products. These types of capacitors have very high capacitance-to-volume ratios, making them invaluable for power electronics.

Advantages of Aluminum Electrolytic Capacitors

AECs have many advantages over other types of capacitors:

• They have extremely high capacitance per unit volume, making them a great choice for power electronics.
• They can store large amounts of energy at a relatively low cost.
• The addition of a dielectric layer gives them a high temperature performance.
• The dielectric allows for fast charge-discharge cycles, making them useful for peak power applications.
• They are relatively inexpensive.
• They are more reliable than other types of capacitors.
• They are very versatile and can be used in a variety of applications.
• They have a low equivalent series resistance (ESR) and a low internal inductance making them suitable for high frequency applications.

EKMH201VNN102MA30W Application Field and Working Principle

The EKMH201VNN102MA30W is an aluminum electrolytic capacitor. This type of capacitor is typically used for RF applications and is known for its high frequency response, low operational temperature ratings, and long product life. The capacitor consists of two layers of aluminum foil that are separated by electrolyte. Each layer of foil is coated with a dielectric material, typically an oxide film. When an electrical signal is applied, electrons flow from the negative to the positive plate, storing energy in the capacitor as electrostatic charge. This charge is measured in Farads.The EKMH201VNN102MA30W has a low ESR rating and a maximum temperature rating of 105°C. This makes it suitable for both wave and RF applications. In wave applications, it has a high frequency response for low frequency AC. It is also suitable for AC power line applications. The capacitor has several applications in the field of power electronics. It can be used to regulate the current in SMPS (Switch Mode Power Supplies), smoothing current in AC-DC converters, and reducing harmonic losses in LC filters. In DC-DC converters, it can stabilize voltage and reduce output ripple of the power supply.

Conclusion

EKMH201VNN102MA30W aluminum electrolytic capacitors are a popular choice for many high frequency and power electronics applications. They provide several advantages over other types of capacitors thanks to their good capacitance-to-volume ratio, low ESR rating, and their ability to handle high temperatures. They are suitable for use in a variety of power electronics applications including DC-DC converters, AC-DC converters, SMPS, and LC filters.

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