M39003/01-7270H

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	C (0.01%)
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-39003/1, CSR13
ESR (Equivalent Series Resistance):	--
Type:	Hermetically Sealed
Voltage - Rated:	75V
Tolerance:	±10%
Capacitance:	1.2µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum Capacitors: M39003/01-7270H Application Field and Working Principle

Tantalum capacitors are electrolytic capacitors that use tantalum as the anode and a liquid electrolyte as the cathode. These capacitors offer superior performance compared to standard ceramic or film capacitors. They are used widely in various electronic devices such as smart phones, laptops, and television sets, as well as in non-consumer goods like industrial systems and automotive systems. In this article, we will discuss the applications and working principle of the M39003/01-7270H tantalum capacitor.

Applications of the M39003/01-7270H

The M39003/01-7270H is a surface-mount, hermetically sealed, highly stable, high-frequency capacitor that is designed for applications in demanding commercial, industrial, medical and domestic environments. Its excellent high frequency characteristics make it perfect for use in decoupling power supply lines in communications, digital, analog, or other mixed-signal systems. The M39003/01-7270H is highly reliable and can withstand voltage spikes up to 500 volts. It is ideal for medium- and high-power amplifiers, filters and power supplies. It has a lead spacing of 0.080-inch (2.032mm) which makes it suitable for use in automated pick-and-place applications. The M39003/01-7270H\'s rated temperature range is from -55 to +125 degree Celsius, and it is available with capacitance values of 22 uF, 330 uF, and 470 uF. It is also RoHS compliant.

Working Principle of the M39003/01-7270H

The M39003/01-7270H is a tantalum capacitor which operates on the principle of electrolytic capacitance. Unlike ceramic capacitors, electrolytic capacitors use an electrolyte solution as the dielectric, instead of a solid insulating material. As the anode, the capacitor has a tantalum material that is treated with an aqueous solution of manganese or ammonium sulfates to form an iron or manganese oxide. This oxide layer acts as a dielectric, separating the metal from the liquid electrolyte solution. This liquid electrolyte acts as the cathode, and can also be a metal salt solution like sulfuric acid. When a voltage is applied across the capacitor, the electrolyte will become liberated at the cathode and travel to the anode, depositing an oxide layer at the surface. This creates a thin layer of resistance that causes an increase in capacitance. As a result, the M39003/01-7270H is able to store large amounts of charge relative to its size and weight, making it an ideal component for many applications.

Conclusion

The M39003/01-7270H is a high-performance, surface-mount capacitor that is widely used in many applications due to its excellent performance characteristics and robustness. Its working principle is based on electrolytic capacitance, wherein an electrolyte solution is used as the cathode, and a tantalum material is used as the anode. This allows the M39003/01-7270H to store large amounts of charge relative to its size and weight.

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