T541X686K025BH8710

Operating Temperature:	-55°C ~ 125°C
Features:	High Reliability
Ratings:	COTS
Manufacturer Size Code:	X
Lead Spacing:	--
Height - Seated (Max):	0.169" (4.30mm)
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® T541
ESR (Equivalent Series Resistance):	50 mOhm @ 100kHz
Type:	Molded
Voltage - Rated:	25V
Tolerance:	±10%
Moisture Sensitivity Level (MSL):	--
Capacitance:	68µF
Lead Free Status / RoHS Status:	--
Part Status:	Active

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Introduction

Tantalum-Polymer Capacitors, also known as Ta-P caps, are a type of electrolytic capacitor developed in the 1990s. Ta-P caps are potent hybrid capacitors that offer a combination of high capacitance, low equivalent series resistance (ESR), and long life. Their excellent electrical characteristics have made them popular for a wide variety of applications, such as power supplies and switch-mode power supplies (SMPS). The T541X686K025BH8710 is a high-quality, high reliability Ta-P cap that is specifically designed for applications in harsh environments. In this article, we will discuss the T541X686K025BH8710 application fields and working principle.

Application Fields

The T541X686K025BH8710 is designed for use in a wide range of applications and is suitable for high-performance and high-reliability products. It is typically used in military and aerospace, automotive, and medical applications. In military and aerospace applications, the T541X686K025BH8710 is used for electrical power transfer or signal control circuits, signal conditioning and signal level/amplification, and as bypass/reservoir capacitors in circuits that are exposed to high vibration, extreme temperatures, or both. In automotive applications, the T541X686K025BH8710 can be used for power distribution systems, powertrain systems, safety systems, comfort systems, and other systems that require low equivalent series resistance (ESR) and long life. The long life and high temperature rating make it well-suited for use in applications where it is exposed to hot engines and high temperatures. The T541X686K025BH8710 is also used in medical applications, such as medical equipment and systems. It can be used in power supply systems and medical devices that require high reliability and long life. It is also used in patient-specific treatments, such as pacemakers, where it is important that the capacitor provide consistent and reliable energy transfer to the medical device.

Working Principle

The T541X686K025BH8710 is a hybrid capacitor that combines the properties of a tantalum capacitor and a polymer capacitor. The hybrid design offers advantages over traditional aluminum electrolytic capacitors and is well-suited for use in applications with wide temperature ranges and high vibration. At the heart of the T541X686K025BH8710 is a special dielectric material that offers excellent electrical properties. This material is a combination of polymide and polyester-carbon that offers high capacitance, low ESR, and high ripple current capability. The capacitor is constructed with a tantalum anode and a polymide cathode. The anode is coated with tantalum pentoxide, which acts as an ionic conductor and allows for high power density and long life. The polymide cathode is coated with a special polymer material that offers high capacitance and low ESR. The construction of the capacitor also makes it well-suited for use in high temperature environments. Its anode and cathode materials can withstand temperatures up to 125°C without degradation, making it a robust and reliable choice for many applications.

Conclusion

The T541X686K025BH8710 is a high-quality, high-reliability Ta-P cap that offers a combination of high capacitance, low equivalent series resistance (ESR), and long life. It is designed for applications in harsh environments, such as military and aerospace, automotive, and medical applications. Its hybrid construction and special dielectric material offer a high level of electrical performance, as well as excellent temperature capability. The T541X686K025BH8710 is an ideal choice for demanding applications that require low ESR, high capacitance, and long life.

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