150D825X0050R2BE3

Lifetime @ Temp.:	1000 Hrs @ 125°C
Failure Rate:	--
Features:	General Purpose
Ratings:	--
Manufacturer Size Code:	R
Lead Spacing:	--
Height - Seated (Max):	--
Size / Dimension:	0.289" Dia x 0.686" L (7.34mm x 17.42mm)
Package / Case:	Axial
Mounting Type:	Through Hole
Series:	TANTALEX®, 150D
Operating Temperature:	-55°C ~ 125°C
ESR (Equivalent Series Resistance):	--
Type:	Hermetically Sealed
Voltage - Rated:	50V
Tolerance:	±20%
Capacitance:	8.2µF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum Capacitors

Tantalum capacitors, commonly referred as Ta caps, are a type of electrolytic capacitor. The 150D825X0050R2BE3 is one such device. This particular tantalum capacitor is a polarized device in the SMD (Surface Mount Device) form. It has a voltage rating of 25V, a capacitance of 0.50F, and a tolerance of ±10%.It features the standard EIA size code of A (7343), which denotes a case size of 0.5 inch by 0.3 inch by 0.2 inch.Tantalum capacitors’ primary advantage over traditional aluminum electrolytic capacitors is their higher volumetric efficiency. Tantalum capacitors offer small cases and low profile sizes and have low equivalent series resistance (ESR) values, making them the preferred choice in applications requiring high capacitance in a small package, such as filter circuits, DC/DC converters, and portable equipment.Most tantalum capacitors consist of three layers: an anode covered by a dielectric oxide film and an electrolyte, with an external cathode lead that is attached to a case. A positive voltage is applied to the anode, which is composed of the sintered pellet of tantalum powder, and a negative voltage is applied to the cathode. A chemical reaction then takes place between the anode and the electrolyte, forming a layer of oxide on the anode’s surface. This oxide layer acts as an insulating barrier that prevents current from flowing between the anode and cathode. Instead, the current flows across the oxide layer by capacitive displacement.The oxide layer also functions as a dielectric, allowing capacitance to increase when the applied voltage increases. This effect is known as the voltage coefficient of capacitance and is the main advantage of tantalum capacitors—in most cases it is much higher than its aluminum electrolytic counterparts.Tantalum capacitors generally have lower maximum operating temperatures than aluminum electrolytic capacitors and can withstand higher ripple current values. This makes them well-suited for use in high frequency and high temperature applications such as automotive electronics, computer motherboards, and other consumer electronics. However, they are more expensive and have a lower maximum voltage rating than aluminum capacitors.The 150D825X0050R2BE3 is designed to be used in several different applications. It is commonly used in filter circuits where size and volumetric efficiency are important. It can also be used in DC/DC converters, portable equipment, and as part of high frequency switching circuits. Its low ESR value and high voltage coefficient of capacitance make it an ideal choice for these types of applications.

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