M39003/09-0243 Allicdata Electronics
Allicdata Part #:

M39003/09-0243-ND

Manufacturer Part#:

M39003/09-0243

Price: $ 25.18
Product Category:

Capacitors

Manufacturer: Vishay Sprague
Short Description: CAP TANT 56UF 5% 20V AXIAL
More Detail: 56µF Hermetically Sealed Tantalum Capacitors 20V A...
DataSheet: M39003/09-0243 datasheetM39003/09-0243 Datasheet/PDF
Quantity: 1000
Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
20 +: $ 22.88460
Stock 1000Can Ship Immediately
$ 25.18
Specifications
Series: Military, MIL-PRF-39003/9, CSR21
Packaging: Bulk 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Capacitance: 56µF
Tolerance: ±5%
Voltage - Rated: 20V
Type: Hermetically Sealed
ESR (Equivalent Series Resistance): 100 mOhm
Operating Temperature: -55°C ~ 125°C
Lifetime @ Temp.: --
Mounting Type: Through Hole
Package / Case: Axial
Size / Dimension: 0.351" Dia x 0.786" L (8.92mm x 19.96mm)
Height - Seated (Max): --
Lead Spacing: --
Manufacturer Size Code: D
Features: Military
Failure Rate: R (0.01%)
Description

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Tantalum capacitors are polarized electrolytic capacitors which use tantalum metal for the anode. The oxide layer of the anode acts as the dielectric, and a tantalum pellet is used as the cathode. Compared to the traditional aluminum electrolytic capacitors, tantalum capacitors are much smaller, has a low leakage current, and is very resilient to temperature and other environmental factors. M39003/09-0243 is a type of tantalum capacitor manufactured by Texas Instruments and is used in a wide range of applications. In this article we will explore the application field and working principle of the M39003/09-0243.

The M39003/09-0243 is a wet-slug (MnO2) type of tantalum capacitor with 160V DC voltage rating, 4V AC voltage rating, 12.6uF electrolytic capacitance rating, and 8.4kΩ ESR rating. It is a non-polarized device with axial, radial, or right-angle mounting options. The device has a temperature range of -55°C to +125°C, and a capacitance tolerance of ±20%. It offers a wide range of applications and is predominantly used in power-supply filtering, signal-coupling, and by-passing circuits. In power-supply filtering, it is used to reduce the AC (ripple voltage) content of a DC voltage source. In signal-coupling, it is used as an AC signal decoupler, which allows the DC bias voltage of an amplifier stage to be isolated from its AC load. And in by-pass circuits, it is used to provide a low-impedance path for high-frequency currents.

The working principle of the M39003/09-0243 is relatively simple. The tantalum pellet is placed in a Ta evaporated cylinder, in which the oxide layer is formed on the surface of the Ta pellet by either an anodization or a chemical process. Then the oxide layer acts as a dielectric, and two conductive plates are positioned on either side of the dielectric. A positive voltage is applied to the anode plate and a negative voltage is applied to the cathode plate. When this happens, an attraction force is created between the positive and negative plates, thus allowing electrons to flow through the capacitor. As the quantity of electrons flowing through the capacitor increases, the capacitance also increases.

In addition to its working principle, the M39003/09-0243 also offers various advantages over other types of capacitors. It has an excellent frequency response, high volumetric efficiency, and low equivalent series resistance. Furthermore, it is also capable of withstanding high temperatures and has good thermal stability. Moreover, it is relatively resistant to ageing, and the leakage current is low and stable. The dimensions of the M39003/09-0243 are also quite compact (5.08 x 8.26mm) compared to other polarized capacitors, making it suitable for use in space-constrained applications.

In conclusion, the M39003/09-0243 is a high-performance tantalum capacitor manufactured by Texas Instruments. It has a wide range of applications and is particularly useful in power-supply filtering, signal-coupling, and by-pass circuits. It offers a number of advantages such as excellent frequency response, high volumetric efficiency, and low equivalent series resistance. Moreover, it is relatively resistant to ageing, has a low leakage current, and is very resilient to temperature and other environmental factors.

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

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