T540D477K003BH8705WAFL Capacitors

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:	3V
Tolerance:	±10%
Capacitance:	470µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tray - Waffle

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Introduction

T540D477K003BH8705WAFL is a Tantalum-Polymer Capacitor, which is widely used in all kinds of electronics applications. It is designed with the intention of providing maximum performance, low ESR, low leakage current and wide capacitance. The tantalum-polymer capacitors come in both single-layer and multi-layer designs and have several advantages, such as high capacitance density, low temperature coefficient, fast charge/discharge rates, and long shelf-life. This type of capacitor is also used in applications such as audio, computer and automotive electronics.

Application Field

T540D477K003BH8705WAFL is typically used in applications requiring high reliability, high performance and low power consumption. It can be used in several applications such as servers, medical devices and automotive electronics. Due to its high stability, performance and low thermal conductivity, these capacitors are often used in high power applications, such as power supplies, automotive electronics and communications systems.The T540D477K003BH8705WAFL can also be used in analog applications and digital circuit designs. It is capable of sustaining large charge/discharge and ripple currents. Furthermore, it can provide a low ESR, making it suitable for applications requiring strong performance and high frequency stability.

Working Principle

T540D477K003BH8705WAFL is a tantalum-polymer capacitor, which works by storing electrical charge within its plates via a dielectric layer between them. This dielectric layer is isolated from the plates with an outside case, ensuring that the charge held in the plates is not leaked or dissipated by the environment.When an electrical field of a certain strength is applied to the capacitor, the dielectric layer is slightly compressed, allowing more charges to be stored in the plates. The total charge stored in the plates of the capacitor is then proportional to the strength of the applied electrical field. When the electrical field is removed, the dielectric layer will regain its original shape and return the charges stored in the plates back to the environment. This property makes capacitors excellent at storing electrical energy during charging, and releasing electrical energy during discharging.

Conclusion

T540D477K003BH8705WAFL is a tantalum-polymer capacitor and is often used in applications requiring high reliability, performance and low power consumption. It can be used in a wide range of applications such as servers, medical devices, automotive electronics and communications systems. This capacitor is also capable of storing and releasing electrical energy quickly, allowing it to sustain charge/discharge and ripple current. As a result, the T540D477K003BH8705WAFL is a highly versatile and reliable capacitor and well suited for many type of applications.

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