M39003/03-0277H

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	P (0.1%)
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:	50V
Tolerance:	±10%
Capacitance:	1.5µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum Capacitors: M39003/03-0277H Application Field and Working PrincipleTantalum capacitors are a type of capacitors with highly stable and reliable properties due to their unique structure and material. M39003/03-0277H is a model of these special capacitors made by Vishay Intertechnology. It is mainly used in high voltage and low frequency applications, such as portable electronic devices, telecommunications, and automotive electrical systems. It features a smaller size and a higher capacitance to weight ratio compared to alternative components.A capacitor is a two-terminal device consisting of two metal plates separated by a dielectric material. The main components of a M39003/03-0277H capacitor are a tantalum anode, tantalum manganese dioxide cathode, and a polymer cathode coating. The working principle of the M39003/03-0277H capacitor is relatively simple. When a direct current voltage is applied, the electrolyte ions travel through the dielectric layer to the anode. This causes the anode and cathode to form a dipolar structure, which stores electrical charges. The charges are then released when the applied voltage is removed.The tantalum anode material in the M39003/03-0277H capacitor offers excellent stability, temperature coefficient, reliability, and cost efficiency. This capacitor’s unique structure and material make it particularly suitable for applications that require high operating temperatures or long products life cycles. The tantalum manganese dioxide cathode offers superior electrical characteristics and high impedance. The polymer cathode coating provides a layer of protection for the cathode material, preventing it from corroding. Due to their superior electrical properties, M39003/03-0277H capacitors are also suitable for high-temperature applications and high-frequency use. They are widely used in smartphones and entertainment systems, where their high capacitance to size ratio means they are ideal for building high energy-density solutions.In conclusion, the M39003/03-0277H caps are extremely useful, reliable components for a variety of applications. They offer excellent stability, reliability, temperature coefficient, and cost efficiency, making them ideal for low frequency, high voltage applications, such as those found in automotive and telecommunications systems. Their unique structure and materials also make them suitable for high-temperature and high-frequency applications.

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