T540B107M004DH8710WAFL

Series:	KO-CAP® T540
Packaging:	Tray - Waffle
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	100µF
Tolerance:	±20%
Voltage - Rated:	4V
Type:	Molded
ESR (Equivalent Series Resistance):	80 mOhm @ 100kHz
Operating Temperature:	-55°C ~ 125°C
Lifetime @ Temp.:	2000 Hrs @ 125°C
Mounting Type:	Surface Mount
Package / Case:	1411 (3528 Metric)
Size / Dimension:	0.138" L x 0.110" W (3.50mm x 2.80mm)
Height - Seated (Max):	0.083" (2.10mm)
Lead Spacing:	--
Manufacturer Size Code:	B
Ratings:	COTS
Features:	High Reliability

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Introduction

Tantalum-polymer capacitors, commonly referred to as T540B107M004DH8710WAFL, are a unique type of capacitors with a wide array of applications. In order to understand the application field and working principle of T540B107M004DH8710WAFL, it is important to understand the fundamentals of this type of capacitor.

Overview

Tantalum-polymer capacitors take their name from the two main components of their construction: tantalum and polymer. The tantalum portion of the capacitor is comprised of a tantalum powder that is pressed and formed into a solid sheet of metal that serves as the anode and an inner layer. The polymer layer serves as the dielectric material which is then encapsulated by a second layer of tantalum metal as the cathode. This type of capacitor is also often referred to as a "hybrid" type because it incorporates both solid and liquid dielectric material. One of the main advantages of the Tantalum-polymer capacitor is its small size and high capacitance, which makes it a popular choice for many electronic applications.

Application Field

Tantalum-polymer capacitors are incredibly versatile and can be used in a wide range of applications. The small size and high capacitance make them ideal for use in portable electronics and consumer applications such as MP3 players or digital cameras. They are also often used in communication systems, radios, cell phones, wearable electronics, automotive systems, and many other consumer products. Furthermore, these capacitors are also effective for use in high-frequency and pulse applications, as well as applications where space is limited.

Working Principle

Tantalum-polymer capacitors operate similarly to traditional capacitors, only their capacitance is higher due to the use of tantalum as the anode and polymer dielectric material. In operation, the electrostatic charge is stored in the dielectric material, which separates the anode and cathode. When a current flows through the capacitor, it creates an electrostatic field between the anode and cathode that stores electrical energy. This stored energy can then be released when needed and used to power various electronic components.

Conclusion

Tantalum-polymer capacitors are a unique type of capacitor that offer a variety of advantages over traditional capacitors. Their small size and high capacitance make them ideal for a wide array of applications, from consumer electronics to communication and automotive systems. By understanding their application field and working principle, engineers and designers can use T540B107M004DH8710WAFL capacitors to their full potential for their applications.

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