152D186X0030B2B

Lifetime @ Temp.:	1000 Hrs @ 125°C
Failure Rate:	--
Features:	General Purpose
Ratings:	--
Manufacturer Size Code:	B
Lead Spacing:	--
Height - Seated (Max):	--
Size / Dimension:	0.185" Dia x 0.474" L (4.70mm x 12.04mm)
Package / Case:	Axial
Mounting Type:	Through Hole
Series:	TANTALEX®, 152D
Operating Temperature:	-55°C ~ 85°C
ESR (Equivalent Series Resistance):	--
Type:	Hermetically Sealed
Voltage - Rated:	30V
Tolerance:	±20%
Capacitance:	18µF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum Capacitors: 152D186X0030B2B Application Field and Working Principle

Tantalum capacitors, also known as tantalum electrolytic capacitors, are capacitors that use tantalum as the anode with a dielectric oxide film and an electrolyte as the cathode. They have a huge variety of applications in numerous electronics, from medical devices to cars, including use in satellite and aerospace applications. The 152D186X0030B2B version of the tantalum capacitor, specifically, is designed for use in communications and signal processing. This article will discuss the application field and working principle of the 152D186X0030B2B tantalum capacitor.

Tantalum capacitors offer higher volumetric efficiency than the more common aluminum electrolytic capacitors, and can be used in tight spaces and in very high frequency designs. The 152D186X0030B2B has a very wide temperature range, from -55°C to +125°C, allowing for its use in high temperature and vibration environments. The capacitor is designed to have low impedance with minimal ESR, making it suitable for use in power filtering, energy storage, some signal conditioning, and snubbing circuits. Additionally, with its off-chip inductor design, the 152D186X0030B2B also has application in DC-DC converters and DC-AC inverters.

The working principle of the 152D186X0030B2B tantalum capacitor is based on the principle of electrochemical double layers. When connected to a voltage source, the metal surfaces of the capacitor become charged with electrons, forming two layers of charge- one positive and one negative. These two charge layers act together to provide the capacitor with its capacitance, or the ability to store electrical energy. This capacitance is determined by the surface area of the electrode, the dielectric material between them, and the thickness of the dielectric material. The 152D186X0030B2B has a dielectric thickness of 150±10nm, and is generally good for 1,000-hour operation at +125°C (with only a slight decrease in capacitance).

In addition to its typical applications in DC-DC converters and DC-AC inverters, the 152D186X0030B2B can also be used in computer motherboards, laptop power supplies, and even for automotive applications. Its operating temperature range of -55°C to +125°C, and its high capacitance and low ESR make it suitable for use in many different types of low-power eletric circuits. Additionally, the 152D186X0030B2B is capable of withstanding higher temperatures than many of its tantalum capacitor counterparts, allowing for its use in military and aerospace designs as well.

In summary, the 152D186X0030B2B tantalum capacitor is used in a variety of applications, ranging from communications and signal processing to computing and automotive applications. Its high capacitance, wide temperature range, and low impedance make it a superior choice for many different types of eletronic designs. Its working principle is based on the principle of electrochemical double layers, and it is able to withstand temperatures up to +125°C. With its many advantages, the 152D186X0030B2B can be counted on to provide reliable performance in a wide variety of applications.

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