TPSR105M025R4000

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	--
Features:	General Purpose
Manufacturer Size Code:	R
Lead Spacing:	--
Height - Seated (Max):	0.047" (1.20mm)
Size / Dimension:	0.081" L x 0.051" W (2.05mm x 1.30mm)
Package / Case:	0805 (2012 Metric)
Mounting Type:	Surface Mount
Lifetime @ Temp.:	--
Series:	TPS
ESR (Equivalent Series Resistance):	4 Ohm
Type:	Molded
Voltage - Rated:	25V
Tolerance:	±20%
Capacitance:	1µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum Capacitors

Tantalum capacitors are a popular choice for high-performance electronics and have been in production since the mid-20th century. Although they have been replaced by newer technologies in some applications, they remain an essential component in many fields. The TPSR105M025R4000 is an example of a tantalum capacitor that is designed to improve signal transmission in a variety of applications.

Applications

The TPSR105M025R4000 is used in a variety of applications including consumer electronics, automotive, aerospace, industrial, and medical. In consumer electronics, the capacitor is used in high-end computers, laptops, and phones. In automotive, it is used in fuel iection systems, airbag systems, and audio systems. Aerospace applications include flight control systems and guidance systems. In industrial applications, the capacitor is used in high-voltage power converters and servo drives. In medical devices, the capacitor is used in pacemakers, infusion pumps, and other medical equipment.

Design and Functionality

The TPSR105M025R4000 is a surface-mount tantalum capacitor with a maximum operating temperature of 85°C and a maximum capacitance of 10μF. It is a non-polarized device, meaning that current can flow in both directions. The lead-free design helps to reduce any potential hazards associated with lead. The capacitor is designed with a thick, corrosion-resistant terminal for enhanced reliability and long-term performance.The capacitor has a low equivalent series resistance (ESR) which allows for increased efficiency and improved resistance to interference. The low voltage drop also helps to reduce power dissipation. The capacitor is also designed with a low dielectric absorption rate for improved switching performance.

Working Principle

The TPSR105M025R4000 utilizes a tantalum-oxide dielectric material to store electrical charges. When a voltage is applied to the capacitor, the dielectric material becomes “polarized”, allowing it to store the charges. The capacitor stores the charges by creating an electric field between two metal plates separated by the dielectric material. The metal plates are connected to the positive and negative terminals of the capacitor.As electricity is applied to the capacitor, charges flow from one plate to the other, creating an electric field between them. The electric field is continually maintained as long as a voltage is present. Once the voltage is removed, the charges stored in the capacitor are released, allowing the electric field to dissipate.

Conclusion

The TPSR105M025R4000 is an example of a surface-mount tantalum capacitor designed for use in a wide range of applications. Its properties, including low ESR, low voltage drop, and low dielectric absorption rate, make it an attractive choice for high-performance electronics. Additionally, its lead-free design helps to ensure safety and reliability. The capacitor works by utilizing a tantalum-oxide dielectric material to create and store an electric field between two metal plates. This electric field is maintained as long as a voltage is present, and is released once the voltage is removed.

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