M39003/09-0038H Allicdata Electronics
Allicdata Part #:

M39003/09-0038H-ND

Manufacturer Part#:

M39003/09-0038H

Price: $ 12.19
Product Category:

Capacitors

Manufacturer: Vishay Sprague
Short Description: CAP TANT 39UF 5% 20V AXIAL
More Detail: 39µF Hermetically Sealed Tantalum Capacitors 20V A...
DataSheet: M39003/09-0038H datasheetM39003/09-0038H Datasheet/PDF
Quantity: 1000
Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
20 +: $ 11.08190
Stock 1000Can Ship Immediately
$ 12.19
Specifications
Series: Military, MIL-PRF-39003/9, CSR21
Packaging: Bulk 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Capacitance: 39µF
Tolerance: ±5%
Voltage - Rated: 20V
Type: Hermetically Sealed
ESR (Equivalent Series Resistance): 120 mOhm
Operating Temperature: -55°C ~ 125°C
Lifetime @ Temp.: --
Mounting Type: Through Hole
Package / Case: Axial
Size / Dimension: 0.289" Dia x 0.686" L (7.34mm x 17.42mm)
Height - Seated (Max): --
Lead Spacing: --
Manufacturer Size Code: C
Features: Military
Failure Rate: M (1%)
Description

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Tantalum capacitors are polarized capacitors, meaning they are built to allow current to flow in only one direction through them. The M39003/09-0038H is one type of tantalum capacitor that has a variety of applications and works on different principles. This article will explore the application field and working principle of the M39003/09-0038H tantalum capacitor.

Applications of M39003/09-0038H Tantalum Capacitors

One of the primary applications for the M39003/09-0038H is as a decoupling capacitor. This type of capacitor is used to decouple two electric circuits that are connected together. The decoupling capacitor works by providing a low-impedance path to ground, which helps reduce the amount of noise that can be produced between the two circuits. This is especially helpful with microprocessor-based applications, where the noise produced by the integrated circuits can cause interruptions in the operation of the system.

The M39003/09-0038H is also used as a DC blocking capacitor in radio frequency (RF) circuits. In this application, the capacitor acts as a high pass filter, allowing signals with frequencies above a certain level (typically several kilohertz) to pass through, while blocking DC signals. This helps to ensure that radio signals remain clear and interference-free.

Finally, due to its low leakage, high capacitance, and low ESR (Equivalent Series Resistance) ratings, the M39003/09-0038H can be used in memory-backup circuits. This type of capacitor can store enough charge to maintain a system\'s memory in the event of a power outage for a period of time, after which the system can be restored to its previous state.

Working Principle of M39003/09-0038H Tantalum Capacitors

The M39003/09-0038H is a type of solid electrolytic capacitor, which means that it consists of two electrodes, an anode and a cathode, separated by an insulating layer known as the electrolyte. The anode is generally made of an oxide-coated sliver foil that acts as the current-carrying electrode, while the cathode is made from a sintered tantalum pellet. The electrolyte is typically an organic chloride, such as a polymer film.

When voltage is applied, a layer of oxide forms on the surface of the anode, enabling it to hold an electric charge. It is this process, known as anodic conduction, that makes the M39003/09-0038H capacitor capable of storing electrical energy. The capacitor is able to discharge the stored energy quickly when needed for the application.

Conclusion

The M39003/09-0038H tantalum capacitor is a reliable and cost-effective component that is ideal for a variety of applications. Its most common uses include as a decoupling capacitor, DC blocking capacitor, and memory-backup device. Additionally, due to its anodic conduction process, it is capable of quickly and reliably storing and discharging energy, making it an ideal power source for microprocessor-based systems.

The specific data is subject to PDF, and the above content is for reference

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