M39003/03-0281/HSD

Series:	Military, MIL-PRF-39003/3, CSR23
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	6.8µF
Tolerance:	±20%
Voltage - Rated:	50V
Type:	Hermetically Sealed
ESR (Equivalent Series Resistance):	--
Operating Temperature:	-55°C ~ 125°C
Lifetime @ Temp.:	--
Mounting Type:	Through Hole
Package / Case:	Axial
Size / Dimension:	0.185" Dia x 0.474" L (4.70mm x 12.04mm)
Height - Seated (Max):	--
Lead Spacing:	--
Manufacturer Size Code:	B
Features:	Military
Failure Rate:	P (0.1%)

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Task

Tantalum Capacitors

Tantalum capacitors are among the most commonly used capacitors in the world due to their high efficiency, low cost, and overall ruggedness. The M39003/03-0281/HSD is a popular type of tantalum capacitor used in various applications. This particular capacitor offers a wide range of features that make it ideal for applications that require reliable performance. This article will discuss the application field and working principle of the M39003/03-0281/HSD.

Application Field

Due to its superior performance, the M39003/03-0281/HSD can be found in a variety of electronic components. It is most commonly used in DC-DC switching regulators, DC-DC converters, and other power supply products. The capacitor\'s small size and high efficiency make it an ideal choice for these applications, as it can provide the necessary power in a compact package. Additionally, its high ripple current rating makes it suitable for high-frequency operation.The M39003/03-0281/HSD is also widely used in Military and Aerospace applications, where high reliability is critical. The capacitor meets the requirements of various standards, such as MIL-STD-810 and MIL-STD-461, which makes it an ideal choice for applications where reliability is of the utmost importance. Additionally, the capacitor is rated for operation in a wide range of operating temperatures and exhibits low ESR and ESL, which makes it valuable for applications where low power losses and high efficiency are desired.

Working Principle

The M39003/03-0281/HSD is a surface-mounted tantalum capacitor composed of an anode and a cathode placed within an electrically non-conductive body made from tantalum. The capacitor is formed by depositing a layer of manganese dioxide onto the tantalum body. This layer acts as a dielectric between the anode and the cathode of the capacitor. When a potential difference is applied to the capacitor\'s anode and cathode, an electric field is created, causing electrons to be repelled from the anode and attracted to the cathode. This causes a displacement current to flow between the two terminals, allowing the capacitor to store charge in the form of an electric field. The capacitor then acts as a low-pass filter, allowing direct current (DC) to pass and blocking high-frequency alternating currents (AC) from passing. This can be useful for applications such as reducing power losses due to AC ripple voltage or providing DC filtering in an overall power supply system.

Conclusion

The M39003/03-0281/HSD is a popular type of tantalum capacitor that is used in many applications where reliable performance is required. The capacitor offers features such as a wide operating temperature range and low ESR and ESL, which makes it suitable for power supply applications and military and aerospace applications. Additionally, the capacitor\'s ability to act as a low-pass filter makes it a valuable component in power supply systems.

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