TPME687M006R0018

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	--
Features:	General Purpose
Manufacturer Size Code:	E
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.:	--
Series:	TPM
ESR (Equivalent Series Resistance):	18 mOhm
Type:	Molded
Voltage - Rated:	6.3V
Tolerance:	±20%
Capacitance:	680µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction

Tantalum capacitors are widely used in various electronic circuits and have found applications in many fields, including the military, aerospace engineering, medical electronics, computer and telecommunications. The TPME687M006R0018 is a tantalum capacitor, which has a variety of advantageous features such as a low equivalent series resistance (ESR), low leakage current and a self-healing mechanism.

Application Field

Tantalum capacitors are well suited for high-voltage and large-energy applications and have been increasingly used in the space industry. The TPME687M006R0018 capacitor has a capacitance of 6.8uF and is rated for working at a voltage of 6.3V. This makes it an ideal capacitor for space applications, as well as for other applications that require high voltage levels and high surge current capability. The TPME687M006R0018 is also an excellent capacitor for power management and switching power supply applications, such as motor driver or high-frequency power supply circuits. It is also well suited for use in high-performance audio and video applications, where its low ESR, low ripple current and high-frequency performance can make a significant contribution to the performance of the entire system.

Working Principle

The key component of a tantalum capacitor is the metal tantalum that forms the anode of the device. The anode is then surrounded by an electrolyte, which is made up of a mixture of a metal oxide in liquid form. The two materials form a dielectric, which is essentially an insulator.When a voltage is applied to the device, an electric field is created and the electrons from the anode are drawn towards the cathode. As the electrons move from the anode to the cathode, energy is released and this energy is stored in the dielectric as electric charge. The stored charge produces an electrostatic field, which opposes the electric field that forced the electrons to the cathode in the first place. When the voltage is removed, the electrons return to their original position, resulting in the capacitor releasing the stored charge.

Conclusion

Tantalum capacitors are used in a variety of applications, including the space industry as well as power management and switching power supply applications, and the TPME687M006R0018 capacitor is an excellent choice for these applications. It offers a low ESR, low leakage current, high surge capability and excellent high-frequency performance. It also has a self-healing mechanism which ensures the reliable operation of the device even in the presence of breakdown.

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