B41789A5338Q001

Height - Seated (Max):	1.614" (41.00mm)
Surface Mount Land Size:	--
Mounting Type:	Through Hole
Package / Case:	Radial, Can
Series:	B41789
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	3300µF
Tolerance:	-10%, +30%
Voltage - Rated:	25V
ESR (Equivalent Series Resistance):	31 mOhm @ 100Hz
Lifetime @ Temp.:	10000 Hrs @ 125°C
Operating Temperature:	-55°C ~ 125°C
Polarization:	Polar
Ratings:	--
Applications:	Automotive
Ripple Current @ High Frequency:	7.9A @ 10kHz
Impedance:	16 mOhms
Lead Spacing:	0.846" (21.50mm)
Size / Dimension:	0.827" Dia (21.00mm)

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Introduction to Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are a type of capacitor that uses aluminum oxide produced by anodizing aluminum foil as the dielectric material. The foil is usually composed of two layers. The first layer is the anodized aluminum electrode, which acts as the anode. The second layer is a metalized foil, which acts as the cathode. This type of capacitor has a relatively high capacitance and is commonly used in applications where high power densities and/or low voltage are required.

B41789A5338Q001 application field and working principle

B41789A5338Q001 is an aluminum electrolytic capacitor made by the TDK Corporation. This capacitor has a capacitance of 3300μF, a rated voltage of 16V, and a maximum ripple current of 1.75A. It is suitable for use in applications that require high power densities and/or low voltage.The aluminum electrolytic capacitor works on the principle of an electric field being created between two conductive layers; the first layer is the anodized aluminum electrode, and the second layer is the metalized foil. As the electric field is built up, the anode attracts positive charge and the cathode attracts negative charge, thus creating a potential difference between the two layers. This electric field causes electrons to be attracted to the anode, creating a state of charge imbalance, which produces a capacitance.The aluminum electrolytic capacitor also has the advantage of being extremely resistant to electrical noise. This is due to the unique anodized aluminum oxide layer, which has excellent electrical insulation properties and is able to effectively block external electrical interference. As a result, these capacitors are well-suited for use in applications where electrical noise is a concern, such as in high-frequency switching power supplies.

Conclusion

Aluminum electrolytic capacitors are widely used in a variety of applications due to their high capacitance and excellent electrical insulation properties. The B41789A5338Q001 is an example of such a capacitor, which has a capacitance of 3300μF, a rated voltage of 16V, and a maximum ripple current of 1.75A. The aluminum electrolytic capacitor works on the principle of an electric field being created between two conductive layers to produce a potential difference, thus producing a state of charge imbalance that generates a capacitance. Additionally, aluminum electrolytic capacitors have the advantage of being highly resistant to electrical noise, making them ideal for applications where electrical noise is a concern.

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