B43858C2686M

Operating Temperature:	-40°C ~ 105°C
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.866" (22.00mm)
Size / Dimension:	0.630" Dia (16.00mm)
Lead Spacing:	0.295" (7.50mm)
Ripple Current @ High Frequency:	850mA @ 100kHz
Applications:	General Purpose
Ratings:	--
Polarization:	Polar
Series:	B43858
Lifetime @ Temp.:	5000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	200V
Tolerance:	±20%
Capacitance:	68µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are a type of capacitor that uses an aluminum oxide layer as a dielectric to store energy. They are made up of an anode containing aluminum foil, a cathode containing aluminum oxide, and an electrolyte that is usually based on water mixed with chemicals. The structure of an aluminum electrolytic capacitor is such that it consists of an anode of aluminum or a few other metals which is coated with an inorganic layer of oxide. A polarized electrolyte solution is attached to the anode layer while the cathode is connected to a collectors plate. A separator made of film is used to isolate the cathode and anode. Aluminum electrolytic capacitors are capable of withstanding a wide range of temperatures and pressures, making them extremely reliable and durable.

B43858C2686M Application Field and Working Principle

The B43858C2686M is a high-grade aluminum electrolytic capacitor from TDK Corporation. It is a small, low-power, high-value aluminum electrolytic capacitor intended for use in audio signal applications. Its feature set includes an operating temperature range of -40℃ to +105℃, and a rated voltage of 35Vdc and capacitance of 10uF.The B43858C2686M capacitor is commonly used for damping or bypassing the electrical interference of audio circuits in various products such as smartphones and gaming controllers. It works by creating a strong electric field between the anode and the cathode. The electrical field causes electrons to move from the anode to the cathode, creating a current. This current then flows through the electrolyte and creates an electric charge which stores energy in the capacitor until it is released.The type of aluminum electrolytic capacitor used in products like smartphones or gaming controllers is known as a "low-leakage" capacitor, meaning that it has extremely low resistance to current and can store large amounts of electric charge for a long time. Low-leakage capacitors are a key component of any audio circuit, as they are able to filter out interference from other components in the circuit, providing clearer, more balanced audio.

Conclusion

In conclusion, the B43858C2686M is a high-grade aluminum electrolytic capacitor that is ideal for audio signal applications. It features a wide range of temperature and pressure tolerances, and is a type of low-leakage capacitor, meaning it has the ability to store large amounts of electric charge for a long period of time, making it highly reliable and durable. Aluminum electrolytic capacitors are an essential component of audio circuits, as they are able to filter out interference from other components and provide clear, balanced audio.

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