2R5THE330MI

Series:	POSCAP™ TH
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	330µF
Tolerance:	±20%
Voltage - Rated:	2.5V
Type:	Molded
ESR (Equivalent Series Resistance):	18 mOhm @ 100kHz
Operating Temperature:	-55°C ~ 125°C
Lifetime @ Temp.:	1000 Hrs @ 125°C
Mounting Type:	Surface Mount
Package / Case:	2917 (7343 Metric)
Size / Dimension:	0.287" L x 0.169" W (7.30mm x 4.30mm)
Height - Seated (Max):	0.075" (1.90mm)
Manufacturer Size Code:	D2E
Ratings:	--
Features:	General Purpose

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Tantalum - Polymer Capacitors: 2R5THE330MI Application Field and Working Principle

Tantalum - polymer capacitors are a type of capacitor that uses a tantalum anode (the positive side of the device), a polymer electrolyte, and a metal or carbon cathode (the negative side of the device). A tantalum capacitor is a type of electrolytic capacitor, which consists of a pellet of tantalum metal as an anode, covered by an insulating oxide layer that forms the dielectric, and surrounded by a conductive electrolytic solution as the cathode.Tantalum - polymer capacitors have high capacitance and temperature coefficients, making them ideal for applications requiring precise control over capacitance. They are also very durable, with a higher temperature and voltage range than standard aluminum electrolytic capacitors. In addition, since the dielectric is a polymer, the capacitance of these capacitors is much less affected by applied voltage than with aluminum electrolytic devices, making them suitable for applications that require high reliability and stability.The 2R5THE330MI is a high-performance, low-profile, 4mm x 4mm surface mount tantalum - polymer capacitor, designed to provide both high-temperature reliability and excellent performance in demanding automotive and industrial environments. It is available in low ESR and high ESR versions, with capacitance values ranging from 22pF to 330mF, voltage ratings up to 50V, and current ratings up to 60A.The 2R5THE330MI offers a number of advantages, including high capacitance, low internal resistance, high temperature stability, and excellent reliability. The capacitor is also RoHS compliant, reducing the risk of environmental contamination from lead and other substances.The working principle of a tantalum - polymer capacitor is based on the electrolytic principle. The anode of the capacitor is a solid pellet of tantalum metal, and the cathode is typically a metal or carbon film. The dielectric layer, which separates the two electrodes, is a polymer electrolyte. When a voltage is applied across the capacitor, ions from the electrolyte are attracted to the anode, forming a layer of electrical charge that is stored between the two electrodes. This charge is known as the capacitance.The advantages of the 2R5THE330MI are its high capacitance and low equivalent series resistance (ESR). The ESR is the ratio of the capacitance to the impedance of the capacitor, which is the measure of the device\'s internal resistance, given in ohms. The low ESR of the 2R5THE330MI allows it to deliver high current capability with minimal voltage loss, which is especially important in applications such as power supply filtering, DC-DC converters, and automotive switching power supplies. Additionally, the high capacitance of the device reduces the need for multiple, low-value capacitors, and makes it suitable for space-constrained applications.In conclusion, the 2R5THE330MI is an advanced, high-reliability capacitance device designed to meet the needs of high-temperature and extreme-environment applications. It is RoHS compliant and offers a high capacitance and low ESR, making it an ideal solution for demanding automotive and industrial applications.

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