ALF40G102FP500

Ratings:	--
Package / Case:	Radial, Can - Snap-In - 5 Lead
Mounting Type:	Through Hole, Press-Fit
Surface Mount Land Size:	--
Height - Seated (Max):	4.213" (107.00mm)
Size / Dimension:	1.772" Dia (45.00mm)
Lead Spacing:	0.984" (25.00mm)
Impedance:	190 mOhms
Ripple Current @ High Frequency:	10.08A @ 10kHz
Ripple Current @ Low Frequency:	5.52A @ 100Hz
Applications:	General Purpose
Series:	ALF40
Polarization:	Polar
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	5000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	230 mOhm @ 100Hz
Voltage - Rated:	500V
Tolerance:	±20%
Capacitance:	1000µF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Aluminum Electroytic Capacitors (AECs) are widely used as energy storage components in a variety of modern electronic systems. In particular, ALF40G102FP500 is one of the most commonly encountered products within the AECs family. In this article, we will first gain an understanding of its application field and working principle, so as to better appreciate its widespread usage.

Application field

ALF40G102FP500 has a wide range of applications, with its primary use being as an energy storage element. It is often used in audio equipment, motor drives, lighting systems and power supplies, especially in environments where a low ESR (Equivalent Series Resistance) is required.In addition, AECs are also used in surge suppressor power supplies, as they are capable of large current transfers at the start up of systems. Similarly, they are used for decoupling applications, as their relatively low ESR makes them effective in smoothing out voltage transients from power supplies.

Working principle

AECs use the property of electrolysis to produce an electrical charge. When applied to the positive and negative terminals of the capacitor, electric current is passed through the anode and the cathode. This current interacts with the metal layers of the capacitor, forming an aluminum oxide layer between the two metals. This oxide layer increases the capacitance of the AEC, enabling the charging and discharging of the capacitor. At the same time, the ESR value also decreases as the oxide layer separates the two metals.

Conclusion

ALF40G102FP500 is a highly versatile and useful AEC product, with a wide range of applications and low ESR. Its working principle is based on electrolysis, which enables it to store large amounts of energy while maintaining a low ESR. As such, it is an important component in many modern electronic systems.

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