M39003/03-0446H

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	S (0.001%)
Features:	Military
Manufacturer Size Code:	A
Lead Spacing:	--
Height - Seated (Max):	--
Size / Dimension:	0.135" Dia x 0.286" L (3.43mm x 7.26mm)
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:	20V
Tolerance:	±10%
Capacitance:	2.7µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum capacitors play an important role in high reliability applications and can be found in a variety of consumer electronics ranging from mobile telephones to computers and medical equipment. M39003/03-0446H is a tantalum capacitor manufactured by Vishay. It has a voltage rating of 50 VDC and is mainly used in applications requiring low leakage current and high ripple current rating. In this article, we will discuss the applications and working principle of the M39003/03-0446H capacitor.ApplicationsM39003/03-0446H capacitors are ideal for use in high frequency applications as they offer excellent high and low frequency stability, low ESR and wide operating temperature range, making them suitable for high current and high temperature applications. These capacitors are also suitable for use in power supply circuits where low ESR and high ripple currents are required. In addition, these capacitors can also be used in filtering and decoupling applications.M39003/03-0446H capacitors can also be used in communication, audio, automotive and military applications. Their features including low profile design, high temperature stability, low ESR and wide capacitance tolerances make them suitable for use in these environments.Working PrincipleM39003/03-0446H capacitors are constructed from a solid tantalum core surrounded by an electrolyte solution. When current flows through the capacitor, positive and negative ions from the electrolyte solution are attracted to the core, forming a layer of energy around the capacitor. This layer acts as a buffer between the core and the applied voltage, thereby providing low ESR and high ripple current rating. The thickness of this layer depends on the voltage applied and the capacitance value, with higher voltage resulting in thicker layers.The structure of the M39003/03-0446H capacitor also helps to reduce leakage current compared to other types of capacitors. Because a solid tantalum core is used, the maximum leakage current is typically very low. This helps to increase the reliability of the circuit and makes the capacitor well suited for applications where low leakage current is required.ConclusionThe M39003/03-0446H capacitor is a tantalum capacitor developed by Vishay. It is ideal for applications requiring low leakage current and high ripple current rating, and is suitable for high frequency applications. Its features include low profile design, low ESR, high temperature stability and wide capacitance tolerances, making it suitable for use in a variety of applications including communication, audio, automotive and military applications. The structure of the M39003/03-0446H capacitor also helps to reduce leakage current, making it even more reliable.

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