Polarization:	Polar
Package / Case:	Radial, Can - Screw Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	8.728" (221.70mm)
Size / Dimension:	3.028" Dia (76.90mm)
Lead Spacing:	1.248" (31.70mm)
Impedance:	19 mOhms
Ripple Current @ Low Frequency:	15.7A @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	B43455
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	10000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	16 mOhm @ 100Hz
Voltage - Rated:	450V
Tolerance:	±20%
Capacitance:	6800µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors

Introduction

Aluminum Electrolytic Capacitors are a type of capacitor with a very large capacitance per unit volume. This makes them energy storage devices, very useful in electronics applications where an extremely high capacitance is required. They are widely used in computers, mobile phones, and many other devices.

B43455A5688M3 application field and working principle

B43455A5688M3 is a type of aluminum electrolytic capacitor, specifically a radial leaded aluminum electrolytic capacitor. It has a large capacitance and a relatively low equivalent series resistance (ESR). This type of capacitor has a wide variety of uses, including power management and energy storage, signal filtering, and voltage line smoothing.The working principle of an aluminum electrolytic capacitor depends on the migration of ions within an electrolyte between two plates which are separated by an insulation layer. The movement of ions produces an electrical charge and is important in the functioning of the capacitor. If a voltage is applied across the plates, the positive and negative ions will move in opposite directions, creating an electric charge which is stored within the capacitor. This charge can then be released when the voltage across the capacitor is reverted back to zero.

Advantages

The primary advantage of aluminum electrolytic capacitors is their large capacitance in relation to their physical size. This makes them extremely useful in applications such as power management and energy storage, where they can provide the same capacitance as much larger alternative components. Aluminum electrolytic capacitors are also relatively inexpensive, making them ideal for many applications.

Disadvantages

One key disadvantage of aluminum electrolytic capacitors is that they are prone to failure. This is due to their construction, which means that any defects or contaminations within the electrolyte may cause it to fail. The electrolyte also has a limited lifespan, and this limits the life of an aluminum electrolytic capacitor. Additionally, aluminium electrolytic capacitors suffer from high ESR, meaning they are not suitable for use at high frequencies.

Conclusion

The B43455A5688M3 is a type of aluminum electrolytic capacitor, specifically a radial leaded aluminum electrolytic capacitor. This type of capacitor has a wide range of applications due to its high capacitance and relatively low ESR. However, they are also prone to failure due to their construction, and have a limited lifespan due to their electrolyte. Despite this, aluminum electrolytic capacitors are very useful in many applications, due to their size, cost and capacitance.

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