Operating Temperature:	-55°C ~ 125°C
Features:	High Reliability
Ratings:	COTS
Manufacturer Size Code:	D
Lead Spacing:	--
Height - Seated (Max):	0.122" (3.10mm)
Size / Dimension:	0.287" L x 0.169" W (7.30mm x 4.30mm)
Package / Case:	2917 (7343 Metric)
Mounting Type:	Surface Mount
Lifetime @ Temp.:	2000 Hrs @ 125°C
Series:	KO-CAP® T540
ESR (Equivalent Series Resistance):	40 mOhm @ 100kHz
Type:	Molded
Voltage - Rated:	2.5V
Tolerance:	±10%
Capacitance:	330µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum - Polymer Capacitors

T540D337K2R5AH8505 Application Field and Working Principle

Tantalum-polymer capacitors are a type of capacitor that are characterized by superior performance characteristics, offering higher performance, better stability, low leakage current and exhibit improved reliability compared to conventional capacitors. They are increasingly used in a wide range of applications and come in various shapes and sizes. The T540D337K2R5AH8505 belongs to the family of tantalum-polymer capacitors and is a surface mount aluminum electrolytic capacitor with a rated voltage of 50V and a high capacitance of 337KF. The T540D337K2R5AH8505 has a maximum operating temperature of 85°C and has a service life of 10,000 hours at rated voltage and temperature.Tantalum-polymer capacitors offer improved performance and reliability compared to traditional electrolytic capacitors. This is due to their low-leakage current and their superior performance characteristics, including superior temperature and frequency response, as well as improved reliability. The T540D337K2R5AH8505 offers an ideal solution for a variety of applications where the capacitor is used for energy storage, voltage-dividing, filtering, interference suppression and current buffering.When used in noise suppression applications, the T540D337K2R5AH8505 helps to reduce EMI noise and improve the quality of communications equipment. The capacitor is also suitable for decoupling applications, such as in switching power supplies. In this application, the T540D337K2R5AH8505 helps to reduce the output ripple and improve the efficiency of the power supply.The working principle of the T540D337K2R5AH8505 is similar to that of traditional electrolytic capacitors, with a tantalum anode and one or more Ta2O5 dielectric layers. When a voltage is applied across the capacitor, electrons pass through the dielectric layers, resulting in a small electric current flow. This current creates a voltage across the capacitor, which is used to store energy. The capacitance and ESR of the capacitor can be manipulated by adjusting the size and number of Ta2O5 layers, as well as the layer thickness.The T540D337K2R5AH8505 has a long service life and offers high reliability, making it an ideal choice for a variety of applications. Its low leakage current and superior temperature stability make it a great choice for noise suppression, decoupling and filtering applications, while its high capacitance makes it suitable for energy storage, voltage-dividing and current buffering. In addition, its small size and through-hole mounting allows it to be conveniently used in a variety of electronic designs.

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