Series:	KO-CAP® T541
Part Status:	Active
Lead Free Status / RoHS Status:	--
Capacitance:	680µF
Moisture Sensitivity Level (MSL):	--
Tolerance:	±20%
Voltage - Rated:	4V
Type:	Molded
ESR (Equivalent Series Resistance):	12 mOhm @ 100kHz
Operating Temperature:	-55°C ~ 125°C
Lifetime @ Temp.:	2000 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):	0.169" (4.30mm)
Lead Spacing:	--
Manufacturer Size Code:	X
Ratings:	COTS
Features:	High Reliability

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Tantalum - Polymer Capacitors

Tantalum and polymer capacitors, together known as tantalum-polymer capacitors, are widely used in the electronics market today. They are sought after due to their superior electrical characteristics, long life cycle, better temperature stability and lower overall cost compared to other types of capacitors. In particular, T541X687M004CH8605 is one of the most commonly used polymer capacitors in the industry and has seen extensive applications in a wide range of industries, from automotive, industrial and consumer applications to medical, aerospace and military applications.

Application Field

T541X687M004CH8605 has found widespread use in all electronic system designs due to its remarkable performance and reliability. The low equivalent series resistance (ESR) and high capacitance make it ideal for power supplies and energy storage, making it one of the most popular choice for electronic systems such as computers, mobile phones, televisions and other consumer electronic devices.Besides this, the high capacitance and low ESR allow for efficient and safe charging of Li-ion batteries, and thus T541X687M004CH8605 capacitors are widely used in battery management systems, such as those powering mobile devices. Furthermore, its high temperature stability, low noise and high ripple current capability enable its compatibility with high frequency switching power supplies and AC/DC converters, as well as with power electronics applications in automotive, aerospace and industrial systems.

Working Principle

T541X687M004CH8605 capacitors are made using a proprietary, advanced technology that combines a non-toxic organic polymer electrolyte with a highly conductive metal substrate, such as tantalum. The electrolyte is placed between the metal substrate and the capacitor’s electrodes, where it creates a chemical reaction that allows the electrons to move freely between the two. This creates an electrostatic charge, which stores energy in the capacitor.When a capacitor is connected to a power supply, the electric energy is converted into a static electric field between the two plates. This electric field causes an electrical current to flow from one plate to the other, which is then converted into electrical energy. The tin-doped layer of the electrolyte helps to increase the capacitance by improving the polarization of the dielectric layer, which in turn improves the efficiency and reduces the ESR.Finally, the hot-molded, electrically conductive metal substrate has a low inductance, high frequency stability and improved capacitance compared to standard film capacitors and makes T541X687M004CH8605 capacitors ideal for low ESR applications.

Conclusion

T541X687M004CH8605 is a high-performance and reliable capacitor that is used widely in a variety of applications and industries. Its low ESR and high capacitance give it excellent energy storage and charging capabilities, while its temperature stability and high ripple current compatibility make it suitable for high frequency switching power supplies and battery management systems. Furthermore, its superior electrical characteristics and long life cycle make it the perfect capacitor for most electronic applications.

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