T551B107M010AT4251

Operating Temperature:	-55°C ~ 125°C
Features:	General Purpose
Ratings:	--
Manufacturer Size Code:	B
Lead Spacing:	--
Height - Seated (Max):	--
Size / Dimension:	0.312" Dia x 0.641" L (7.92mm x 16.28mm)
Package / Case:	Axial, Can
Mounting Type:	Through Hole
Lifetime @ Temp.:	2000 Hrs @ 85°C
Series:	T551
ESR (Equivalent Series Resistance):	140 mOhm
Type:	Hermetically Sealed
Voltage - Rated:	10V
Tolerance:	±20%
Capacitance:	100µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tray

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Introduction

T551B107M010AT4251 (herein referred to as T551) is a Tantalum - Polymer Capacitor, which is used in a variety of applications including electronics, telecommunications, automotive and power supplies. It is one of the most popular types of capacitor with many features that cater for a wide range of applications. The major advantages of T551 include high capacitance, low cost, low ESR and high temperature stability. In this article, we will discuss the application fields and working principles of the T551.

Application Fields

The vast range of applications makes the T551 an ideal capacitor for a variety of applications. It is commonly used in automotive, electronics and telecommunications applications due to its relatively low cost and low ESR. In automotive applications, T551 can be used to store electrical energy in the form of DC power to aid the engine in starting. It can also be used to reduce electrical noise in the system. In telecommunications, T551 can be used as a bypass capacitor for wireless communications equipment such as radios and cell phones to reduce noise and increase signal clarity. Furthermore, in electronics applications, T551 can be used in audio equipment such as radios, amplifiers and speakers. It can also be used in power supplies to reduce voltage spikes and protect against short-circuiting.

Working Principle

The T551 is a Tantalum - Polymer Capacitor which is composed of two electrodes that are isolated from each other by an insulating material. The two electrodes of the T551 are made from electrodes of opposite polarity, and each is connected to the external circuit. When a voltage is applied to the capacitor, electrostatic energy is stored in the form of an electric field between the two electrodes. When the applied voltage is removed, the electric field dissipates, releasing the stored energy. The electric field is then re-established as soon as the voltage is reapplied. This process is known as dielectric charging and it is this principle that allows the T551 to store electrical energy and function as a filter, reducing electrical noise in the system.

Conclusion

The T551 is an extremely versatile capacitor that offers many advantages in a variety of applications. It is capable of storing and releasing electrical energy quickly, and its low cost and low ESR make it ideal for automotive, electronics and telecommunications applications. Furthermore, its low ESR and high temperature stability make it a great choice for power supplies. Finally, its ability to reduce electrical noise makes it a great choice for telecommunications equipment. Overall, the T551 is an excellent choice for a wide range of applications, and its flexibility and features make it a great choice for any project.

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