Operating Temperature:	-55°C ~ 125°C
Failure Rate:	R (0.01%)
Features:	Military
Manufacturer Size Code:	D
Lead Spacing:	--
Height - Seated (Max):	--
Size / Dimension:	0.351" Dia x 0.786" L (8.92mm x 19.96mm)
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:	35V
Tolerance:	±10%
Capacitance:	39µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum Capacitors: M39003/01-2791 Application Field and Working Principle

Tantalum capacitors are a type of electrochemical capacitor that is composed of tantalum metal and an insulating oxide layer that acts as the dielectric of the capacitor. This type of capacitor is considered to be the most reliable, highest-performance capacitor available. It is commonly used in a variety of applications, such as telecommunications, automotive, consumer electronics, military, aerospace, and medical devices.The M39003/01-2791 is a surface mount, military grade, low ESR, tantalum capacitor, designed to operate in extreme conditions. It consists of a sintered tantalum cathode, a conical anode and a thin oxide layer that acts as an insulation between the two electrodes. The capacitor is small in size and has an operating temperature range from -55 to 125 degrees Celsius. The main advantages of this type of capacitor are its high stability, low ESR, vibration resistance, high current rating, and high capacitance per volume.The working principle of the M39003/01-2791 is based on its capacitance properties. When a voltage is applied to the capacitor, an electric field is created within the oxide layer. The electrons that move from one electrode to the other establish a charging current which generates a capacitance. The electric field produces an electric polarization that reduces the effective capacitance.The application field of the M39003/01-2791 includes but is not limited to power supplies, UPS systems, analog signal processing, instrumentation, and medical electronics. It is also suitable for use in high-frequency applications, digital signal processing, and audio equipment. It is often used to electrically isolate dc power sources.In power supplies, the M39003/01-2791 capacitor is used to filter ripple Voltage. It is also capable of maintaining a constant voltage by storing energy when necessary. It helps to prevent dc bus voltage from dropping when loads are turned on or off or when the supply voltage fluctuates.In UPS systems, the M39003/01-2791 capacitor is used to provide a back-up power supply. When the main power supply fails, these capacitors act as a temporary power source and provide a steady supply of electricity.In analog signal processing, the capacitor can be used to modify the frequency response of a signal. This can be done by using the capacitor to bypass an AC signal across the amplifier, thus reducing the gain of the circuit.In digital signal processing, the M39003/01-2791 capacitor provides a highly stable capacitance across the E-clip. This ensures that the currents remain balanced while the output of the logic circuit is high, thus avoiding signal distortion and errors.In audio equipment, the M39003/01-2791 capacitor is used to smooth the signal from the sound source. This is important in order to prevent distortion and noise.The M39003/01-2791 capacitor is a reliable and versatile component that is suitable for a wide range of applications. It can be used in DC, AC and even RF (radio frequency) circuits. It is robust and stable in extreme environments and can operate over a wide temperature range. With its high capacitance per unit volume, small size, and excellent stability, the M39003/01-2791 capacitor is an ideal choice for a variety of applications.

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