M39003/09-4072H

Lifetime @ Temp.:	--
Failure Rate:	D (0.001%)
Features:	Military
Ratings:	--
Manufacturer Size Code:	C
Lead Spacing:	--
Height - Seated (Max):	--
Size / Dimension:	0.289" Dia x 0.686" L (7.34mm x 17.42mm)
Package / Case:	Axial
Mounting Type:	Through Hole
Series:	Military, MIL-PRF-39003/9, CSR21
Operating Temperature:	-55°C ~ 125°C
ESR (Equivalent Series Resistance):	--
Type:	Hermetically Sealed
Voltage - Rated:	50V
Tolerance:	±10%
Capacitance:	8.2µF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum Capacitors: M39003/09-4072H Application Field and Working Principle

The M39003/09-4072H tantalum capacitor is one of the most popular and commonly used capacitors on the market. Its versatile design makes it suitable for a wide variety of applications, including aerospace and medical devices, but its properties also make it useful in everyday electronics. Although this capacitor has been around for a few decades, a better understanding of its working principle and application field is crucial to ensure its lasting popularity.At its core, a M39003/09-4072H tantalum capacitor is made up of a solid manganese dioxide pellet and two electrodes. The first electrode is usually made from a tantalum metal foil, while the second comes in the form of a sintered cathode. Together, these components create a capacitor whose basic working principle relies on the presence of two conductive surfaces, separated by a thin non-conductive film. As the capacitor is activated, a charge accumulates between the two electrodes, creating a voltage across them. The amount of charge stored in the capacitor is directly proportional to the surface area of the two electrodes, and the dielectric constant of the material separating them.In terms of application field, the M39003/09-4072H tantalum capacitor is mostly used in military and aerospace applications. Its uniform spatial characteristics, and the addition of a suitable electrolyte, provides a robust and reliable power supply for mission-critical installations. The capacitor’s small size and low self-discharge rate also make it suitable for personal medical devices, such as pacemakers. Furthermore, the M39003/09-4072H-type capacitors can provide increased frequency stability in automotive electronics, making them ideal for automotive electronics.When it comes to general usage, the M39003/09-4072H tantalum capacitor is a reliable and efficient item. Its quick charging ability makes it a great choice for many commercial devices, such as oscilloscope, power transistors, current sources, timers, and other electronics. Furthermore, the low self-discharge rate and high capacitance of these capacitors allow them to provide a sustained level of power even when the voltage changes. This feature makes the M39003/09-4072H capacitors extremely useful in low-voltage applications, such as doorbells, smoke detectors, and lighting systems.In conclusion, the M39003/09-4072H tantalum capacitor is a versatile and reliable component. Its unique characteristics and properties make it superbly suited for a range of applications, from military and aerospace to medical and commercial devices. With its strong dielectric material, good conductivity, and low self-discharge rate, it can provide sustained power and electric efficiency in all types of installations. With its ever-growing popularity, it’s likely that the M39003/09-4072H tantalum capacitors will remain a staple in the field of electronics for many years to come.

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