Operating Temperature:	-55°C ~ 125°C
Failure Rate:	--
Features:	General Purpose
Manufacturer Size Code:	C
Lead Spacing:	--
Height - Seated (Max):	0.110" (2.80mm)
Size / Dimension:	0.280" L x 0.126" W (7.10mm x 3.20mm)
Package / Case:	2812 (7132 Metric)
Mounting Type:	Surface Mount
Lifetime @ Temp.:	--
Series:	TANTAMOUNT®, 594D
ESR (Equivalent Series Resistance):	800 mOhm
Type:	Conformal Coated
Voltage - Rated:	50V
Tolerance:	±20%
Capacitance:	4.7µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum Capacitors

Introduction

Tantalum capacitors are a type of electrolytic capacitor, a passive electronic component used in many modern electronic products. They are often used in automated product assembly processes, such as circuit board assembly and testing, as they are relatively simple and inexpensive to manufacture. Tantalum capacitors are also known for their high temperature performance and long life.

594D475X0050C8T Application Field and Working Principle

The 594D475X0050C8T tantalum capacitor is designed for applications where space is at a premium, but high capacitance values and reliable performance are still required. The 594D475X0050C8T is available in surface mount, radial lead and axial lead configurations.A tantalum capacitor consists of tantalum powder pressed into a pellet form. This tantalum pellet is then coated with an oxide insulation layer. This combination of materials creates a high dielectric capacitance. The two sides of the capacitor are then connected to each other through a metalized stripe. When a voltage differential is applied to the capacitor, an electric field is created between the two sides of the capacitor, causing electrons to flow across the dielectric layer between the two metalized stripes. This creates an electrical field that in turn stores electrical energy and produces capacitance.

Advantages and Disadvantages of Tantalum Capacitors

Tantalum capacitors offer several advantages over other capacitor types. They have higher capacitance values in smaller packages, making them ideal for space-constrained applications. The dielectric insulation layer of the tantalum capacitor also provides better performance in higher temperature environments. However, tantalum capacitors also have their drawbacks. The most significant is their higher cost as compared to other capacitor types such as ceramic and electrolytic. They also have a lower voltage rating than other types of capacitors, making them unsuitable for high voltage applications. Due to their higher cost, they are best used in applications where efficiency and reliability are particularly critical, and where weight and size are most important.

Conclusion

The 594D475X0050C8T tantalum capacitor is an ideal choice for space-constrained applications that require reliable and high performance capacitance. Its high temperature performance and long life make it especially desirable in automated product assembly processes. However, its higher cost relative to other capacitor types should be taken into account when selecting a capacitor for your design.

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