M39003/09-4072/TR

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:	Tape & Reel (TR)

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

Tantalum capacitors are passive electrical components fabricated from tantalum and are most widely used in the electronics industry for various applications ranging from storage in automotive systems, to the manufacture of consumer electronics, and medical devices. M39003/09-4072/TR is a type of capacitor that is often used in a variety of applications due to its desirable features such as reliable performance, low dielectric absorption, and low leakage current. This article will explore the specific application field and working principle of M39003/09-4072/TR capacitors.The M39003/09-4072/TR type of capacitor consists of two electrodes, a dielectric layer, and a positive and negative lead. It is constructed using a tantalum core and either an anodized layer or a manganese dioxide dielectric layer. This combination provides high capacitance values in a relatively small form factor, allowing for the use of capacitors in tight spaces.The primary application field for M39003/09-4072/TR capacitors is digital and RF circuit designs. Its suitability in this field is primarily due to its extremely low-loss characteristics, making it a preferred choice for applications where power efficiency is critical. This capacitor type is also highly suited for pulse applications such as switchmode power supplies due to its low ESR and tanδ characteristics. Additionally, M39003/09-4072/TR capacitors are widely used for high frequency signal routing in mobile phones and other portable devices.As for its working principle, M39003/09-4072/TR capacitors work in the same manner as standard electrolytic capacitors. They are polarized components that store electrical energy in an electric field created between two metal plates of opposite polarity. The anodized layer and manganese dioxide dielectric layer form the plates, and the trapped electrons form the electric field. When an AC voltage is applied across the capacitor, an alternating current will flow through, allowing for the storage of AC energy. When a DC voltage is applied, the capacitor will charge up and then hold the electrical charge for a certain amount of time before gradually discharging itself.The reliability and performance of M39003/09-4072/TR capacitors are largely due to their construction. The combination of tantalum core, anodized layer, and manganese dioxide dielectric layer ensure that the capacitor offers relatively low leakage current and low ESR. Furthermore, tantalum metal core also ensures low dielectric absorption, which further enhances the performance and reliability of the device.In conclusion, the M39003/09-4072/TR type of tantalum capacitor is an ideal choice for digital and RF circuit designs due to its superior performance characteristics and small form factor. Its working principle is similar to standard electrolytic capacitors and relies on the storage of electrical energy between two metal plates of opposite polarity. The construction of M39003/09-4072/TR capacitors also enhances its performance, offering an extremely low-loss solution that is suitable for applications that require high power efficiency and low ESR and tanδ.

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