M39003/01-7221H

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	C (0.01%)
Features:	Military
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
Lifetime @ Temp.:	--
Series:	Military, MIL-PRF-39003/1, CSR13
ESR (Equivalent Series Resistance):	--
Type:	Hermetically Sealed
Voltage - Rated:	50V
Tolerance:	±5%
Capacitance:	8.2µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum Capacitors

Tantalum capacitors are a type of capacitor with a tantalum metal oxide as its main electrode component. They are widely used in a range of electronics due to their excellent performance such as low leakage, low ESR, and long life. The M39003/01-7221H is part of the type of wet/solid tantalum capacitors and is designed for use in applications such as power supplies, portable audio, and medical electronics. Additionally, this capacitor offers superior electrical characteristics and is extremely reliable under harsh environmental conditions.

Construction

The M39003/01-7221H tantalum capacitor is made from a solid tantalum core, two interconnected external terminals, a sealing ring, an anode lead wire, and an extended cathode lead wire. The core of the capacitor is composed of a metallic tantalum plate which is coated with a dielectric layer of tantalum pentoxide. The external terminals are connected to the cathode and anode terminals and a seals the top side of the core. Furthermore, the anode lead wire and extended cathode lead wire are connected to the anode and cathode terminals respectively

Working principle

The operation of M39003/01-7221H follows the same principles as a standard Tantalum capacitor. In short, the capacitor is able to store an electric charge because of the capacitance between two metal plates separated by a dielectric material (tantalum pentoxide). The capacitor stores and discharges electrical energy by taking in and expelling charge. So when an external current is applied to the capacitor, it will hold a charge and when the current source is removed, the capacitor will discharge the stored energy back into the circuit.

Applications

The M39003/01-7221H has a wide range of applications due to its high electrical performance. It is often used in power supplies and portable audio equipment due to its low ESR and low leakage. Additionally, it is used in medical electronics and personal healthcare products like hearing aids and portable medical diagnostic devices. The capacitor is also suitable for automotive electronics and other electronic products where reliability and quality are essential.

Advantages

Tantalum capacitors, such as the M39003/01-7221H, offer numerous advantages over other types of capacitors. They have a high degree of reliability and stability, providing consistent performance across a wide range of environmental conditions. Furthermore, they provide a low ESR, meaning that they can handle higher current demand without occupying a large space in the circuit board. They also have low leakage, meaning that they can store charge for longer without losing their electrical charge.

Conclusion

The M39003/01-7221H tantalum capacitor is one of the most reliable and versatile capacitors due to its strong electrical and environmental performance. This capacitor type is suitable for a wide range of applications such as automotive electronics, power supplies, medical electronics, and portable audio equipment. It can handle high current with low ESR and low leakage, providing excellent capacitive characteristics and durable performance.

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