M39003/03-0346/HSD

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	R (0.01%)
Features:	Military
Manufacturer Size Code:	A
Lead Spacing:	--
Height - Seated (Max):	--
Size / Dimension:	0.135" Dia x 0.286" L (3.43mm x 7.26mm)
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:	20V
Tolerance:	±10%
Capacitance:	2.7µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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<p>Tantalum capacitors are a type of electrolytic capacitor, consisting of a pellet of tantalum metal as an anode, covered by an insulating oxide layer that forms the dielectric, and surrounded by liquid or solid electrolyte as the cathode. They are especially notable for their very high volumetric efficiency, which means they offer the great advantage of allowing significantly increased capacitance to be squeezed into a much smaller volume compared to other types of capacitor. One application of this advantage is in mobile phones, where miniaturization is constantly being pushed to create ever smaller and lighter devices. In this case, the small size and low-profile nature means that high-density capacitors must be used. The M39003/03-0346/HSD is an example of this type of capacitor.</p><p>The M39003/03-0346/HSD in particular is a high density, conformally coated, molded, electrolytic tantalum capacitor. As such, it can be used in a wide variety of electronic applications, including computers, aerospace, automotive, industrial, medical and consumer electronics. Additionally, it has an operating temperature of 125°C, and an operating temperature range of -55°C to +125°C with derating.</p><p>The working principle of a tantalum capacitor is similar to that of an electrolytic capacitor, in that a dielectric layer is formed between two conducting plates. In the case of the M39003/03-0346/HSD, the anode is formed by a pellet of tantalum metal, while the cathode can be formed using either a liquid or solid electrolyte. When the capacitor is in operation, an electric current is passed through the capacitor, which results in a charge accumulating on the anode and a corresponding charge accumulating on the cathode. As a result, a capacitance is built up between the anode and cathode, with the magnitude of this capacitance determined by the area of the plates, and the thickness and ability of the dielectric material to resist that current.</p><p>One of the main advantages of the M39003/03-0346/HSD is its high volumetric efficiency. This means it’s possible to squeeze significantly higher capacitance into a much smaller volume than other types of capacitors. Additionally, the conformal coating is resistant to humidity, thus offering high reliability and long-term durability in even the most extreme environments.</p><p>In conclusion, the M39003/03-0346/HSD is an example of a high-density tantalum capacitor, which can be used in a variety of applications, from mobile phones to consumer electronics due to its high volumetric efficiency and conformal coating. This makes it ideal for applications where size and reliability are a priority.</p>

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