M39003/03-0421/TR

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:	56µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum capacitors, also known as tantalum electrolytic capacitors, are a type of capacitor that uses tantalum as a conducting anode material to store energy with a tantalum oxide layer as an insulator to separate its anode and cathode, creating a medium for electric charge carriers. They are commonly used in electronics and are usually marked with the code “M39003/03-0421/TR”, which refers to a specific type of tantalum capacitor. This article will discuss the application field and working principle of M39003/03-0421/TR tantalum capacitors.The primary application of M39003/03-0421/TR tantalum capacitors is in RF circuitry. They are used as low-pass filters, smoothing out modulated signals, and for frequency shifting. They are also used for power conditioning, providing a stable supply to critical components such as processors and ASICs. Additionally, M39003/03-0421/TR tantalum capacitors are often used for decoupling purposes, where they prevent high- frequency signals from affecting the rest of the electronics.The working principle of M39003/03-0421/TR tantalum capacitors is fairly simple. The substrate is an anodized tantalum rod, which serves as the anode and acts as the conducting surface for the capacitor. The cathode is an electrolyte which is a highly conductive material that is connected to the ground. The anode and cathode are connected by a dielectric that separates them, which is the tantalum oxide layer. When a voltage is applied between the anode and cathode, the electric field causes a current to flow, which charges the capacitor. This charge accumulates on the surface of the substrate, creating a potential difference between the anode and cathode.M39003/03-0421/TR tantalum capacitors have a great number of advantages over other types of capacitors. One of their main advantages, its size. Tantalum capacitors are one of the smallest capacitors available, making them ideal for applications with limited space. They also have high temperature stability, allowing them to function in environments with extreme temperatures. Additionally, tantalum capacitors have a long operational life, making them great for applications where long-term reliability is required.These capacitors also have some downsides. One of the main issues is their price. Tantalum capacitors tend to be more expensive than other types of capacitors, and this is largely due to the cost of tantalum itself. Additionally, they can be prone to shorting, especially when exposed to extreme temperatures or humidity. Finally, they are limited to low-to-medium voltage applications, and so they are not suitable for high voltage applications.Overall, M39003/03-0421/TR tantalum capacitors are small, reliable, and stable capacitors perfect for many types of RF circuitry applications. They offer a variety of advantages such as size and temperature stability, but their high cost and susceptibility to shorts are also factors that must be taken into account when choosing a capacitor.

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