EMHJ250ADA221MJA0G

Polarization:	Polar
Package / Case:	Radial, Can - SMD
Mounting Type:	Surface Mount
Surface Mount Land Size:	0.406" L x 0.406" W (10.30mm x 10.30mm)
Height - Seated (Max):	0.406" (10.30mm)
Size / Dimension:	0.394" Dia (10.00mm)
Lead Spacing:	--
Ripple Current @ High Frequency:	550mA @ 100kHz
Ripple Current @ Low Frequency:	275mA @ 120Hz
Applications:	Automotive
Ratings:	AEC-Q200
Series:	Alchip™- MHJ
Operating Temperature:	-40°C ~ 125°C
Lifetime @ Temp.:	2000 Hrs @ 125°C
ESR (Equivalent Series Resistance):	120 mOhm @ 100kHz
Voltage - Rated:	25V
Tolerance:	±20%
Capacitance:	220µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Aluminum electrolytic capacitors are useful components for energy storage and signal filtering. The EMHJ250ADA221MJA0G is an aluminum electrolytic capacitor developed by the TDK Corporation, an electronics manufacturing company based in Japan. This capacitor is designed for high temperature, high current and long life applications, and it is available in various package sizes. This article will discuss the applications and working principle of the EMHJ250ADA221MJA0G.The EMHJ250ADA221MJA0G is a polarized capacitor, meaning it is designed to hold an electrical potential between two terminals by creating an electrical charge across its plates. This capacitor can be used in applications such as motor control, inverters, electronic ballasts, and even automobiles. The main purpose of the EMHJ250ADA221MJA0G is to serve as a buffer when there are changes in electrical potential. Its main advantage is that it can retain a charge even when power is shut off, making it ideal for storing energy in a form which can be discharged quickly and reliably.The working principle of the EMHJ250ADA221MJA0G is an application of Faraday’s law of electrolysis. This principle states that when charges move from one plate of the capacitor to the other, a voltage difference is created. This voltage difference creates an electrical field, allowing a current to flow between the plates. This current is stored in the form of an electrical charge. The EMHJ250ADA221MJA0G is designed to store the charge for long periods of time, meaning that it can act as a buffer for electrical voltage changes.The EMHJ250ADA221MJA0G is an excellent choice for applications requiring a long life, high current, and high temperature performance, such as motor control and inverters. Its polarized design and electrolyte system ensure reliable operation even in hostile environments. Additionally, its high affinity for electrical potential makes it perfect for buffering and storing energy.Aluminum electrolytic capacitors like the EMHJ250ADA221MJA0G are advantageous to use in applications like motor control and inverters due to their low equivalent series resistance (ESR). Low ESR means that little energy is dissipated as heat, which in turn lowers the operating temperature of components, thus improving their durability and lifespan. These capacitors are also more efficient and provide higher power density than other types.In conclusion, the EMHJ250ADA221MJA0G aluminum electrolytic capacitor is an excellent choice for applications requiring high temperature, high current, and long life performance. Its polarized design ensures reliable operation even in hostile environments, and its ability to store charge for long periods of time make it ideal for buffering and storing energy. The low ESR of aluminum electrolytic capacitors also makes them more efficient and allows them to provide higher power density than other types.

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