Operating Temperature:	-55°C ~ 125°C
Failure Rate:	S (0.001%)
Features:	Military
Manufacturer Size Code:	B
Lead Spacing:	--
Height - Seated (Max):	--
Size / Dimension:	0.185" Dia x 0.474" L (4.70mm x 12.04mm)
Package / Case:	Axial
Mounting Type:	Through Hole
Lifetime @ Temp.:	--
Series:	Military, MIL-PRF-39003/3, CSR23
ESR (Equivalent Series Resistance):	--
Type:	Hermetically Sealed
Voltage - Rated:	10V
Tolerance:	±10%
Capacitance:	82µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum Capacitors

Tantalum capacitors are capacitor components made of tantalum and are used in a variety of applications due to their advantages over other types of capacitors. In particular, the M39003/03-0424 model of tantalum capacitor is a very popular choice due to its reliable performance under high temperature and high humidity conditions.

Application Field

Tantalum capacitors are increasingly employed in today\'s portable electronic thingamajigs such as smartphones, calculators, digital cameras and even contactless payment systems. They are also widely used in automotive electronic systems, motor drives and renewable energy storage and supply. One of the main advantages of tantalum capacitors is their low leakage current, which makes them significantly more efficient than other capacitor types. In addition to that, the self-healing capacitance of tantalum capacitors also provides much longer lifetime than other capacitor types.

Working Principle

The mode of operation of a tantalum capacitor is similar to that of other types of electrolytic capacitors; an electrolytic medium is used to create an electric potential difference between them. This medium charges the capacitor on one terminal (anode) and discharges it on the other (cathode). Between the anode and the cathode, there is a dielectric layer; this is usually composed of tantalum pentoxide, which has an extremely high dielectric constant. The capacitor then stores electrical energy in the form of an electrical field between the anode and the cathode, with the electric field increasing as the charge on the anode side increases. The charge magnitude is determined by the capacitance of the capacitor, and is typically specified in Farads. Through this arrangement, an electrical charge is established and capacitance is created between the two metal plates. When an alternating current or voltage is applied to the capacitor, the capacitor will be forced to switch the charge stored between the two plates. This is referred to as capacitance or charge-switching behavior. The higher the current and voltage, the faster the capacitor will switch the charge. Tantalum capacitors are often employed in AC circuits, due to their ability to store energy prior to switching it between the two plates and then rapidly discharge it.

Conclusion

In conclusion, the M39003/03-0424 tantalum capacitor is a versatile component with many applications across a variety of different industries. Its incredibly efficient self-healing dielectric layer and low leakage current make it a great choice for powering electronics, motor drives, and renewable energy applications. Its rapid charge-switching behavior makes it one of the most reliable capacitor types for AC circuits.

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