SMH25VS153M25X40T2

Polarization:	Polar
Package / Case:	Radial, Can - Snap-In
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.575" (40.00mm)
Size / Dimension:	1.000" Dia (25.40mm)
Lead Spacing:	0.394" (10.00mm)
Ripple Current @ High Frequency:	4.266A @ 100kHz
Ripple Current @ Low Frequency:	3.95A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	SMH
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	2000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	33 mOhm @ 120Hz
Voltage - Rated:	25V
Tolerance:	±20%
Capacitance:	15000µF
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tray

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Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are used in many applications where high levels of electrical energy storage are required. They are also used to provide a stable power supply in many consumer electronics products and are employed in many industrial and automotive applications. The SMH25VS153M25X40T2 is one type of aluminum electrolytic capacitor.

Specifications and Working Principle

The SMH25VS153M25X40T2 is a radial leaded, miniature aluminum electrolytic capacitor that has an operating temperature range of -40 to +85°C. Its rated voltage range is from 25 to 125 VDC, with a capacitance value of 153 mF and a rated ripple current of 0.22 mA RMS. It is made from an aluminum oxide anode and a polyurethane cathode rubber, and has a construction that ensures maximum performance.The working principle of an aluminum electrolytic capacitor is quite simple. The anode is made from pure aluminum which is etched to form a foil covered with an oxide layer. Behind the oxide layer, the electrolyte solution is stored which provides the capacitance. The electrolyte is connected to the cathode through an external connection and provides high conductivity during operation, forming a large surface area for the stored charge. When a voltage source is applied to the capacitor, the oxide layer on the aluminum anode and the electrolyte solution combine to form a stable electrical charge that is stored within the capacitor. When the voltage source is removed, the stored charge is released and the capacitor "discharges".

Applications

The SMH25VS153M25X40T2 is suitable for a variety of applications that require a high level of electrical energy storage. It can be used in memory backup circuits for storing valuable data in the event of power loss, power supply circuits for providing power to sensitive loads without fluctuation, and high frequency switching circuits like DC-DC converters. It is also used in motor controls, small home appliances, audio power amplifiers, and other consumer electronics products. In addition to these applications, the SMH25VS153M25X40T2 is also used in automotive systems to provide a reliable power source and prevent circuit damage due to electrical noise caused by the introduction of new components. This capacitor is specifically designed to meet the automotive industry’s requirements for high temperature operation.

Conclusion

The SMH25VS153M25X40T2 is a type of aluminum electrolytic capacitor with a wide range of applications. It has a temperature rating of -40 to +85°C and a capacitance value of 153 mF. Additionally, it provides reliability and stability in automotive systems and other consumer electronics products, as well as ensuring circuit protection in memory backup and power supply circuits.

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