T550B127M040AH4251

Series:	T550
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	120µF
Tolerance:	±20%
Voltage - Rated:	40V
Type:	Hermetically Sealed
ESR (Equivalent Series Resistance):	120 mOhm
Operating Temperature:	-55°C ~ 105°C
Lifetime @ Temp.:	2000 Hrs @ 85°C
Mounting Type:	Through Hole
Package / Case:	Axial
Size / Dimension:	0.281" Dia x 0.641" L (7.14mm x 16.28mm)
Height - Seated (Max):	--
Lead Spacing:	--
Manufacturer Size Code:	B
Ratings:	--
Features:	General Purpose

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Introduction

Tantalum-polymer capacitors, also known as Ta-poly capacitors, are a type of capacitor that utilizes a combination of tantalum and polymer as its insulators. Ta-poly capacitors are often used in computers, phones, tablets, and other digital electronics for their high capacitance and low profile, and excel in applications that require a high voltage and low ESR (Equivalent Series Resistance). The T550B127M040AH4251 is a type of Ta-poly capacitor that is commonly used due to its relatively small size and high capacitance.

T550B127M040AH4251 application field and working principle

T550B127M040AH4251 capacitors are most commonly used in applications that require a large amount of electrical energy storage, such as laptop power systems, gaming systems, and other low-power electronics. These capacitors are small enough to fit into tight spaces, while still providing a large amount of capacitance and voltage. The T550B127M040AH4251 utilizes a combination of tantalum and polymer to provide an effective capacitance value of 127 mF. The T550B127M040AH4251 is also rated at 4.2 V, which is sufficient for many low-power electronics.The T550B127M040AH4251 utilizes the principles of electrochemical capacitance to provide the capacitance and voltage ratings. In this type of capacitor, two electrodes are separated by an insulating material, such as tantalum or polymer. A voltage differential between the two electrodes causes the electrons to move from one electrode to the other, thus creating a charge differential. This charge differential, or capacitance, is what allows the capacitor to store electrical energy.Tantalum-polymer capacitors like the T550B127M040AH4251 have a low ESR, which makes them well-suited to applications that require a high degree of accuracy and precision. This low ESR also allows them to handle higher currents without losing their capacitance, as well as reducing the amount of heat generated by the capacitor.

Conclusion

The T550B127M040AH4251 tantalum-polymer capacitor is a great choice for applications that require a high degree of precision, accuracy, and capacitance in a small form factor. Its small size and low ESR allow it to handle higher currents without sacrificing its capacitance, and the combination of tantalum and polymer ensures reliable performance. As a result, these capacitors are often used in laptop power systems, gaming systems, and other low-power electronics.

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